Submitted By: William Harrington (kb0iic at cross-lfs dot org) Date: 10-10-2014 Initial Package Version: 4.3 Origin: Upstream Upstream Status: Applied Description: Contains all upstream patches up to 4.3-030 diff -Naur bash-4.3.orig/arrayfunc.c bash-4.3/arrayfunc.c --- bash-4.3.orig/arrayfunc.c 2013-08-02 20:19:59.000000000 +0000 +++ bash-4.3/arrayfunc.c 2014-10-10 14:40:53.290659356 +0000 @@ -179,6 +179,7 @@ array_insert (array_cell (entry), ind, newval); FREE (newval); + VUNSETATTR (entry, att_invisible); /* no longer invisible */ return (entry); } @@ -597,6 +598,11 @@ if (assoc_p (var)) { val = expand_assignment_string_to_string (val, 0); + if (val == 0) + { + val = (char *)xmalloc (1); + val[0] = '\0'; /* like do_assignment_internal */ + } free_val = 1; } diff -Naur bash-4.3.orig/bashline.c bash-4.3/bashline.c --- bash-4.3.orig/bashline.c 2014-02-10 00:56:58.000000000 +0000 +++ bash-4.3/bashline.c 2014-10-10 14:40:53.270659407 +0000 @@ -4167,9 +4167,16 @@ int qc; qc = rl_dispatching ? rl_completion_quote_character : 0; - dfn = bash_dequote_filename ((char *)text, qc); + /* If rl_completion_found_quote != 0, rl_completion_matches will call the + filename dequoting function, causing the directory name to be dequoted + twice. */ + if (rl_dispatching && rl_completion_found_quote == 0) + dfn = bash_dequote_filename ((char *)text, qc); + else + dfn = (char *)text; m1 = rl_completion_matches (dfn, rl_filename_completion_function); - free (dfn); + if (dfn != text) + free (dfn); if (m1 == 0 || m1[0] == 0) return m1; diff -Naur bash-4.3.orig/builtins/common.h bash-4.3/builtins/common.h --- bash-4.3.orig/builtins/common.h 2013-07-08 20:54:47.000000000 +0000 +++ bash-4.3/builtins/common.h 2014-10-10 14:40:53.353992529 +0000 @@ -33,6 +33,8 @@ #define SEVAL_RESETLINE 0x010 #define SEVAL_PARSEONLY 0x020 #define SEVAL_NOLONGJMP 0x040 +#define SEVAL_FUNCDEF 0x080 /* only allow function definitions */ +#define SEVAL_ONECMD 0x100 /* only allow a single command */ /* Flags for describe_command, shared between type.def and command.def */ #define CDESC_ALL 0x001 /* type -a */ diff -Naur bash-4.3.orig/builtins/evalstring.c bash-4.3/builtins/evalstring.c --- bash-4.3.orig/builtins/evalstring.c 2014-02-11 14:42:10.000000000 +0000 +++ bash-4.3/builtins/evalstring.c 2014-10-10 14:40:53.390659103 +0000 @@ -308,6 +308,27 @@ { struct fd_bitmap *bitmap; + if (flags & SEVAL_FUNCDEF) + { + char *x; + + /* If the command parses to something other than a straight + function definition, or if we have not consumed the entire + string, or if the parser has transformed the function + name (as parsing will if it begins or ends with shell + whitespace, for example), reject the attempt */ + if (command->type != cm_function_def || + ((x = parser_remaining_input ()) && *x) || + (STREQ (from_file, command->value.Function_def->name->word) == 0)) + { + internal_warning (_("%s: ignoring function definition attempt"), from_file); + should_jump_to_top_level = 0; + last_result = last_command_exit_value = EX_BADUSAGE; + reset_parser (); + break; + } + } + bitmap = new_fd_bitmap (FD_BITMAP_SIZE); begin_unwind_frame ("pe_dispose"); add_unwind_protect (dispose_fd_bitmap, bitmap); @@ -368,6 +389,12 @@ dispose_command (command); dispose_fd_bitmap (bitmap); discard_unwind_frame ("pe_dispose"); + + if (flags & SEVAL_ONECMD) + { + reset_parser (); + break; + } } } else diff -Naur bash-4.3.orig/builtins/read.def bash-4.3/builtins/read.def --- bash-4.3.orig/builtins/read.def 2013-09-02 15:54:00.000000000 +0000 +++ bash-4.3/builtins/read.def 2014-10-10 14:40:53.307325981 +0000 @@ -442,7 +442,10 @@ add_unwind_protect (reset_alarm, (char *)NULL); #if defined (READLINE) if (edit) - add_unwind_protect (reset_attempted_completion_function, (char *)NULL); + { + add_unwind_protect (reset_attempted_completion_function, (char *)NULL); + add_unwind_protect (bashline_reset_event_hook, (char *)NULL); + } #endif falarm (tmsec, tmusec); } @@ -1021,6 +1024,7 @@ old_attempted_completion_function = rl_attempted_completion_function; rl_attempted_completion_function = (rl_completion_func_t *)NULL; + bashline_set_event_hook (); if (itext) { old_startup_hook = rl_startup_hook; @@ -1032,6 +1036,7 @@ rl_attempted_completion_function = old_attempted_completion_function; old_attempted_completion_function = (rl_completion_func_t *)NULL; + bashline_reset_event_hook (); if (ret == 0) return ret; diff -Naur bash-4.3.orig/copy_cmd.c bash-4.3/copy_cmd.c --- bash-4.3.orig/copy_cmd.c 2009-09-11 20:28:02.000000000 +0000 +++ bash-4.3/copy_cmd.c 2014-10-10 14:40:53.390659103 +0000 @@ -126,7 +126,7 @@ { case r_reading_until: case r_deblank_reading_until: - new_redirect->here_doc_eof = savestring (redirect->here_doc_eof); + new_redirect->here_doc_eof = redirect->here_doc_eof ? savestring (redirect->here_doc_eof) : 0; /*FALLTHROUGH*/ case r_reading_string: case r_appending_to: diff -Naur bash-4.3.orig/execute_cmd.c bash-4.3/execute_cmd.c --- bash-4.3.orig/execute_cmd.c 2014-01-31 15:54:52.000000000 +0000 +++ bash-4.3/execute_cmd.c 2014-10-10 14:40:53.337325905 +0000 @@ -2409,7 +2409,16 @@ #endif lstdin = wait_for (lastpid); #if defined (JOB_CONTROL) - exec_result = job_exit_status (lastpipe_jid); + /* If wait_for removes the job from the jobs table, use result of last + command as pipeline's exit status as usual. The jobs list can get + frozen and unfrozen at inconvenient times if there are multiple pipelines + running simultaneously. */ + if (INVALID_JOB (lastpipe_jid) == 0) + exec_result = job_exit_status (lastpipe_jid); + else if (pipefail_opt) + exec_result = exec_result | lstdin; /* XXX */ + /* otherwise we use exec_result */ + #endif unfreeze_jobs_list (); } diff -Naur bash-4.3.orig/externs.h bash-4.3/externs.h --- bash-4.3.orig/externs.h 2014-01-02 19:58:20.000000000 +0000 +++ bash-4.3/externs.h 2014-10-10 14:40:53.230659509 +0000 @@ -324,6 +324,7 @@ extern char *sh_backslash_quote __P((char *, const char *, int)); extern char *sh_backslash_quote_for_double_quotes __P((char *)); extern int sh_contains_shell_metas __P((char *)); +extern int sh_contains_quotes __P((char *)); /* declarations for functions defined in lib/sh/spell.c */ extern int spname __P((char *, char *)); diff -Naur bash-4.3.orig/jobs.c bash-4.3/jobs.c --- bash-4.3.orig/jobs.c 2014-01-10 14:05:34.000000000 +0000 +++ bash-4.3/jobs.c 2014-10-10 14:40:53.243992808 +0000 @@ -3597,6 +3597,7 @@ unwind_protect_int (jobs_list_frozen); unwind_protect_pointer (the_pipeline); unwind_protect_pointer (subst_assign_varlist); + unwind_protect_pointer (this_shell_builtin); /* We have to add the commands this way because they will be run in reverse order of adding. We don't want maybe_set_sigchld_trap () @@ -4374,7 +4375,7 @@ void end_job_control () { - if (interactive_shell) /* XXX - should it be interactive? */ + if (interactive_shell || job_control) /* XXX - should it be just job_control? */ { terminate_stopped_jobs (); diff -Naur bash-4.3.orig/lib/glob/glob.c bash-4.3/lib/glob/glob.c --- bash-4.3.orig/lib/glob/glob.c 2014-02-01 02:43:51.000000000 +0000 +++ bash-4.3/lib/glob/glob.c 2014-10-10 14:40:53.277326057 +0000 @@ -123,6 +123,8 @@ extern char *glob_patscan __P((char *, char *, int)); extern wchar_t *glob_patscan_wc __P((wchar_t *, wchar_t *, int)); +extern char *glob_dirscan __P((char *, int)); + /* Compile `glob_loop.c' for single-byte characters. */ #define CHAR unsigned char #define INT int @@ -179,42 +181,53 @@ char *pat, *dname; int flags; { - char *pp, *pe, *t; - int n, r; + char *pp, *pe, *t, *se; + int n, r, negate; + negate = *pat == '!'; pp = pat + 2; - pe = pp + strlen (pp) - 1; /*(*/ - if (*pe != ')') + se = pp + strlen (pp) - 1; /* end of string */ + pe = glob_patscan (pp, se, 0); /* end of extglob pattern (( */ + /* we should check for invalid extglob pattern here */ + if (pe == 0) return 0; - if ((t = strchr (pp, '|')) == 0) /* easy case first */ + + /* if pe != se we have more of the pattern at the end of the extglob + pattern. Check the easy case first ( */ + if (pe == se && *pe == ')' && (t = strchr (pp, '|')) == 0) { *pe = '\0'; +#if defined (HANDLE_MULTIBYTE) + r = mbskipname (pp, dname, flags); +#else r = skipname (pp, dname, flags); /*(*/ +#endif *pe = ')'; return r; } + + /* check every subpattern */ while (t = glob_patscan (pp, pe, '|')) { n = t[-1]; t[-1] = '\0'; +#if defined (HANDLE_MULTIBYTE) + r = mbskipname (pp, dname, flags); +#else r = skipname (pp, dname, flags); +#endif t[-1] = n; if (r == 0) /* if any pattern says not skip, we don't skip */ return r; pp = t; } /*(*/ - if (pp == pe) /* glob_patscan might find end of pattern */ + /* glob_patscan might find end of pattern */ + if (pp == se) return r; - *pe = '\0'; -# if defined (HANDLE_MULTIBYTE) - r = mbskipname (pp, dname, flags); /*(*/ -# else - r = skipname (pp, dname, flags); /*(*/ -# endif - *pe = ')'; - return r; + /* but if it doesn't then we didn't match a leading dot */ + return 0; } #endif @@ -277,20 +290,23 @@ int flags; { #if EXTENDED_GLOB - wchar_t *pp, *pe, *t, n; - int r; + wchar_t *pp, *pe, *t, n, *se; + int r, negate; + negate = *pat == L'!'; pp = pat + 2; - pe = pp + wcslen (pp) - 1; /*(*/ - if (*pe != L')') - return 0; - if ((t = wcschr (pp, L'|')) == 0) + se = pp + wcslen (pp) - 1; /*(*/ + pe = glob_patscan_wc (pp, se, 0); + + if (pe == se && *pe == ')' && (t = wcschr (pp, L'|')) == 0) { *pe = L'\0'; r = wchkname (pp, dname); /*(*/ *pe = L')'; return r; } + + /* check every subpattern */ while (t = glob_patscan_wc (pp, pe, '|')) { n = t[-1]; @@ -305,10 +321,8 @@ if (pp == pe) /* glob_patscan_wc might find end of pattern */ return r; - *pe = L'\0'; - r = wchkname (pp, dname); /*(*/ - *pe = L')'; - return r; + /* but if it doesn't then we didn't match a leading dot */ + return 0; #else return (wchkname (pat, dname)); #endif @@ -1006,7 +1020,7 @@ { char **result; unsigned int result_size; - char *directory_name, *filename, *dname; + char *directory_name, *filename, *dname, *fn; unsigned int directory_len; int free_dirname; /* flag */ int dflags; @@ -1022,6 +1036,18 @@ /* Find the filename. */ filename = strrchr (pathname, '/'); +#if defined (EXTENDED_GLOB) + if (filename && extended_glob) + { + fn = glob_dirscan (pathname, '/'); +#if DEBUG_MATCHING + if (fn != filename) + fprintf (stderr, "glob_filename: glob_dirscan: fn (%s) != filename (%s)\n", fn ? fn : "(null)", filename); +#endif + filename = fn; + } +#endif + if (filename == NULL) { filename = pathname; diff -Naur bash-4.3.orig/lib/glob/gmisc.c bash-4.3/lib/glob/gmisc.c --- bash-4.3.orig/lib/glob/gmisc.c 2013-10-28 18:45:25.000000000 +0000 +++ bash-4.3/lib/glob/gmisc.c 2014-10-10 14:40:53.277326057 +0000 @@ -42,6 +42,8 @@ #define WLPAREN L'(' #define WRPAREN L')' +extern char *glob_patscan __P((char *, char *, int)); + /* Return 1 of the first character of WSTRING could match the first character of pattern WPAT. Wide character version. */ int @@ -210,6 +212,7 @@ case '+': case '!': case '@': + case '?': return (pat[1] == LPAREN); default: return 0; @@ -374,3 +377,34 @@ return matlen; } + +/* Skip characters in PAT and return the final occurrence of DIRSEP. This + is only called when extended_glob is set, so we have to skip over extglob + patterns x(...) */ +char * +glob_dirscan (pat, dirsep) + char *pat; + int dirsep; +{ + char *p, *d, *pe, *se; + + d = pe = se = 0; + for (p = pat; p && *p; p++) + { + if (extglob_pattern_p (p)) + { + if (se == 0) + se = p + strlen (p) - 1; + pe = glob_patscan (p + 2, se, 0); + if (pe == 0) + continue; + else if (*pe == 0) + break; + p = pe - 1; /* will do increment above */ + continue; + } + if (*p == dirsep) + d = p; + } + return d; +} diff -Naur bash-4.3.orig/lib/readline/display.c bash-4.3/lib/readline/display.c --- bash-4.3.orig/lib/readline/display.c 2013-12-27 18:10:56.000000000 +0000 +++ bash-4.3/lib/readline/display.c 2014-10-10 14:40:53.253992783 +0000 @@ -1637,7 +1637,7 @@ /* If we are changing the number of invisible characters in a line, and the spot of first difference is before the end of the invisible chars, lendiff needs to be adjusted. */ - if (current_line == 0 && !_rl_horizontal_scroll_mode && + if (current_line == 0 && /* !_rl_horizontal_scroll_mode && */ current_invis_chars != visible_wrap_offset) { if (MB_CUR_MAX > 1 && rl_byte_oriented == 0) @@ -1825,8 +1825,13 @@ else _rl_last_c_pos += bytes_to_insert; + /* XXX - we only want to do this if we are at the end of the line + so we move there with _rl_move_cursor_relative */ if (_rl_horizontal_scroll_mode && ((oe-old) > (ne-new))) - goto clear_rest_of_line; + { + _rl_move_cursor_relative (ne-new, new); + goto clear_rest_of_line; + } } } /* Otherwise, print over the existing material. */ @@ -2677,7 +2682,8 @@ { if (_rl_echoing_p) { - _rl_move_vert (_rl_vis_botlin); + if (_rl_vis_botlin > 0) /* minor optimization plus bug fix */ + _rl_move_vert (_rl_vis_botlin); _rl_vis_botlin = 0; fflush (rl_outstream); rl_restart_output (1, 0); diff -Naur bash-4.3.orig/lib/readline/input.c bash-4.3/lib/readline/input.c --- bash-4.3.orig/lib/readline/input.c 2014-01-10 20:07:08.000000000 +0000 +++ bash-4.3/lib/readline/input.c 2014-10-10 14:40:53.307325981 +0000 @@ -534,8 +534,16 @@ return (RL_ISSTATE (RL_STATE_READCMD) ? READERR : EOF); else if (_rl_caught_signal == SIGHUP || _rl_caught_signal == SIGTERM) return (RL_ISSTATE (RL_STATE_READCMD) ? READERR : EOF); + /* keyboard-generated signals of interest */ else if (_rl_caught_signal == SIGINT || _rl_caught_signal == SIGQUIT) RL_CHECK_SIGNALS (); + /* non-keyboard-generated signals of interest */ + else if (_rl_caught_signal == SIGALRM +#if defined (SIGVTALRM) + || _rl_caught_signal == SIGVTALRM +#endif + ) + RL_CHECK_SIGNALS (); if (rl_signal_event_hook) (*rl_signal_event_hook) (); diff -Naur bash-4.3.orig/lib/readline/misc.c bash-4.3/lib/readline/misc.c --- bash-4.3.orig/lib/readline/misc.c 2012-09-01 22:03:11.000000000 +0000 +++ bash-4.3/lib/readline/misc.c 2014-10-10 14:40:53.330659255 +0000 @@ -461,6 +461,7 @@ saved_undo_list = 0; /* Set up rl_line_buffer and other variables from history entry */ rl_replace_from_history (entry, 0); /* entry->line is now current */ + entry->data = 0; /* entry->data is now current undo list */ /* Undo all changes to this history entry */ while (rl_undo_list) rl_do_undo (); @@ -468,7 +469,6 @@ the timestamp. */ FREE (entry->line); entry->line = savestring (rl_line_buffer); - entry->data = 0; } entry = previous_history (); } diff -Naur bash-4.3.orig/lib/readline/readline.c bash-4.3/lib/readline/readline.c --- bash-4.3.orig/lib/readline/readline.c 2013-10-28 18:58:06.000000000 +0000 +++ bash-4.3/lib/readline/readline.c 2014-10-10 14:40:53.177326310 +0000 @@ -744,7 +744,8 @@ r = _rl_subseq_result (r, cxt->oldmap, cxt->okey, (cxt->flags & KSEQ_SUBSEQ)); RL_CHECK_SIGNALS (); - if (r == 0) /* success! */ + /* We only treat values < 0 specially to simulate recursion. */ + if (r >= 0 || (r == -1 && (cxt->flags & KSEQ_SUBSEQ) == 0)) /* success! or failure! */ { _rl_keyseq_chain_dispose (); RL_UNSETSTATE (RL_STATE_MULTIKEY); @@ -964,7 +965,7 @@ #if defined (VI_MODE) if (rl_editing_mode == vi_mode && _rl_keymap == vi_movement_keymap && key != ANYOTHERKEY && - rl_key_sequence_length == 1 && /* XXX */ + _rl_dispatching_keymap == vi_movement_keymap && _rl_vi_textmod_command (key)) _rl_vi_set_last (key, rl_numeric_arg, rl_arg_sign); #endif diff -Naur bash-4.3.orig/lib/readline/readline.c.orig bash-4.3/lib/readline/readline.c.orig --- bash-4.3.orig/lib/readline/readline.c.orig 1970-01-01 00:00:00.000000000 +0000 +++ bash-4.3/lib/readline/readline.c.orig 2014-10-10 14:40:53.170659661 +0000 @@ -0,0 +1,1364 @@ +/* readline.c -- a general facility for reading lines of input + with emacs style editing and completion. */ + +/* Copyright (C) 1987-2013 Free Software Foundation, Inc. + + This file is part of the GNU Readline Library (Readline), a library + for reading lines of text with interactive input and history editing. + + Readline is free software: you can redistribute it and/or modify + it under the terms of the GNU General Public License as published by + the Free Software Foundation, either version 3 of the License, or + (at your option) any later version. + + Readline is distributed in the hope that it will be useful, + but WITHOUT ANY WARRANTY; without even the implied warranty of + MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the + GNU General Public License for more details. + + You should have received a copy of the GNU General Public License + along with Readline. If not, see . +*/ + +#define READLINE_LIBRARY + +#if defined (HAVE_CONFIG_H) +# include +#endif + +#include +#include "posixstat.h" +#include +#if defined (HAVE_SYS_FILE_H) +# include +#endif /* HAVE_SYS_FILE_H */ + +#if defined (HAVE_UNISTD_H) +# include +#endif /* HAVE_UNISTD_H */ + +#if defined (HAVE_STDLIB_H) +# include +#else +# include "ansi_stdlib.h" +#endif /* HAVE_STDLIB_H */ + +#if defined (HAVE_LOCALE_H) +# include +#endif + +#include +#include "posixjmp.h" +#include + +#if !defined (errno) +extern int errno; +#endif /* !errno */ + +/* System-specific feature definitions and include files. */ +#include "rldefs.h" +#include "rlmbutil.h" + +#if defined (__EMX__) +# define INCL_DOSPROCESS +# include +#endif /* __EMX__ */ + +/* Some standard library routines. */ +#include "readline.h" +#include "history.h" + +#include "rlprivate.h" +#include "rlshell.h" +#include "xmalloc.h" + +#ifndef RL_LIBRARY_VERSION +# define RL_LIBRARY_VERSION "5.1" +#endif + +#ifndef RL_READLINE_VERSION +# define RL_READLINE_VERSION 0x0501 +#endif + +extern void _rl_free_history_entry PARAMS((HIST_ENTRY *)); + +#if defined (COLOR_SUPPORT) +extern void _rl_parse_colors PARAMS((void)); /* XXX */ +#endif + + +/* Forward declarations used in this file. */ +static char *readline_internal PARAMS((void)); +static void readline_initialize_everything PARAMS((void)); + +static void bind_arrow_keys_internal PARAMS((Keymap)); +static void bind_arrow_keys PARAMS((void)); + +static void readline_default_bindings PARAMS((void)); +static void reset_default_bindings PARAMS((void)); + +static int _rl_subseq_result PARAMS((int, Keymap, int, int)); +static int _rl_subseq_getchar PARAMS((int)); + +/* **************************************************************** */ +/* */ +/* Line editing input utility */ +/* */ +/* **************************************************************** */ + +const char *rl_library_version = RL_LIBRARY_VERSION; + +int rl_readline_version = RL_READLINE_VERSION; + +/* True if this is `real' readline as opposed to some stub substitute. */ +int rl_gnu_readline_p = 1; + +/* A pointer to the keymap that is currently in use. + By default, it is the standard emacs keymap. */ +Keymap _rl_keymap = emacs_standard_keymap; + +/* The current style of editing. */ +int rl_editing_mode = emacs_mode; + +/* The current insert mode: input (the default) or overwrite */ +int rl_insert_mode = RL_IM_DEFAULT; + +/* Non-zero if we called this function from _rl_dispatch(). It's present + so functions can find out whether they were called from a key binding + or directly from an application. */ +int rl_dispatching; + +/* Non-zero if the previous command was a kill command. */ +int _rl_last_command_was_kill = 0; + +/* The current value of the numeric argument specified by the user. */ +int rl_numeric_arg = 1; + +/* Non-zero if an argument was typed. */ +int rl_explicit_arg = 0; + +/* Temporary value used while generating the argument. */ +int rl_arg_sign = 1; + +/* Non-zero means we have been called at least once before. */ +static int rl_initialized; + +#if 0 +/* If non-zero, this program is running in an EMACS buffer. */ +static int running_in_emacs; +#endif + +/* Flags word encapsulating the current readline state. */ +int rl_readline_state = RL_STATE_NONE; + +/* The current offset in the current input line. */ +int rl_point; + +/* Mark in the current input line. */ +int rl_mark; + +/* Length of the current input line. */ +int rl_end; + +/* Make this non-zero to return the current input_line. */ +int rl_done; + +/* The last function executed by readline. */ +rl_command_func_t *rl_last_func = (rl_command_func_t *)NULL; + +/* Top level environment for readline_internal (). */ +procenv_t _rl_top_level; + +/* The streams we interact with. */ +FILE *_rl_in_stream, *_rl_out_stream; + +/* The names of the streams that we do input and output to. */ +FILE *rl_instream = (FILE *)NULL; +FILE *rl_outstream = (FILE *)NULL; + +/* Non-zero means echo characters as they are read. Defaults to no echo; + set to 1 if there is a controlling terminal, we can get its attributes, + and the attributes include `echo'. Look at rltty.c:prepare_terminal_settings + for the code that sets it. */ +int _rl_echoing_p = 0; + +/* Current prompt. */ +char *rl_prompt = (char *)NULL; +int rl_visible_prompt_length = 0; + +/* Set to non-zero by calling application if it has already printed rl_prompt + and does not want readline to do it the first time. */ +int rl_already_prompted = 0; + +/* The number of characters read in order to type this complete command. */ +int rl_key_sequence_length = 0; + +/* If non-zero, then this is the address of a function to call just + before readline_internal_setup () prints the first prompt. */ +rl_hook_func_t *rl_startup_hook = (rl_hook_func_t *)NULL; + +/* If non-zero, this is the address of a function to call just before + readline_internal_setup () returns and readline_internal starts + reading input characters. */ +rl_hook_func_t *rl_pre_input_hook = (rl_hook_func_t *)NULL; + +/* What we use internally. You should always refer to RL_LINE_BUFFER. */ +static char *the_line; + +/* The character that can generate an EOF. Really read from + the terminal driver... just defaulted here. */ +int _rl_eof_char = CTRL ('D'); + +/* Non-zero makes this the next keystroke to read. */ +int rl_pending_input = 0; + +/* Pointer to a useful terminal name. */ +const char *rl_terminal_name = (const char *)NULL; + +/* Non-zero means to always use horizontal scrolling in line display. */ +int _rl_horizontal_scroll_mode = 0; + +/* Non-zero means to display an asterisk at the starts of history lines + which have been modified. */ +int _rl_mark_modified_lines = 0; + +/* The style of `bell' notification preferred. This can be set to NO_BELL, + AUDIBLE_BELL, or VISIBLE_BELL. */ +int _rl_bell_preference = AUDIBLE_BELL; + +/* String inserted into the line by rl_insert_comment (). */ +char *_rl_comment_begin; + +/* Keymap holding the function currently being executed. */ +Keymap rl_executing_keymap; + +/* Keymap we're currently using to dispatch. */ +Keymap _rl_dispatching_keymap; + +/* Non-zero means to erase entire line, including prompt, on empty input lines. */ +int rl_erase_empty_line = 0; + +/* Non-zero means to read only this many characters rather than up to a + character bound to accept-line. */ +int rl_num_chars_to_read; + +/* Line buffer and maintenance. */ +char *rl_line_buffer = (char *)NULL; +int rl_line_buffer_len = 0; + +/* Key sequence `contexts' */ +_rl_keyseq_cxt *_rl_kscxt = 0; + +int rl_executing_key; +char *rl_executing_keyseq = 0; +int _rl_executing_keyseq_size = 0; + +/* Timeout (specified in milliseconds) when reading characters making up an + ambiguous multiple-key sequence */ +int _rl_keyseq_timeout = 500; + +#define RESIZE_KEYSEQ_BUFFER() \ + do \ + { \ + if (rl_key_sequence_length + 2 >= _rl_executing_keyseq_size) \ + { \ + _rl_executing_keyseq_size += 16; \ + rl_executing_keyseq = xrealloc (rl_executing_keyseq, _rl_executing_keyseq_size); \ + } \ + } \ + while (0); + +/* Forward declarations used by the display, termcap, and history code. */ + +/* **************************************************************** */ +/* */ +/* `Forward' declarations */ +/* */ +/* **************************************************************** */ + +/* Non-zero means do not parse any lines other than comments and + parser directives. */ +unsigned char _rl_parsing_conditionalized_out = 0; + +/* Non-zero means to convert characters with the meta bit set to + escape-prefixed characters so we can indirect through + emacs_meta_keymap or vi_escape_keymap. */ +int _rl_convert_meta_chars_to_ascii = 1; + +/* Non-zero means to output characters with the meta bit set directly + rather than as a meta-prefixed escape sequence. */ +int _rl_output_meta_chars = 0; + +/* Non-zero means to look at the termios special characters and bind + them to equivalent readline functions at startup. */ +int _rl_bind_stty_chars = 1; + +/* Non-zero means to go through the history list at every newline (or + whenever rl_done is set and readline returns) and revert each line to + its initial state. */ +int _rl_revert_all_at_newline = 0; + +/* Non-zero means to honor the termios ECHOCTL bit and echo control + characters corresponding to keyboard-generated signals. */ +int _rl_echo_control_chars = 1; + +/* Non-zero means to prefix the displayed prompt with a character indicating + the editing mode: @ for emacs, : for vi-command, + for vi-insert. */ +int _rl_show_mode_in_prompt = 0; + +/* **************************************************************** */ +/* */ +/* Top Level Functions */ +/* */ +/* **************************************************************** */ + +/* Non-zero means treat 0200 bit in terminal input as Meta bit. */ +int _rl_meta_flag = 0; /* Forward declaration */ + +/* Set up the prompt and expand it. Called from readline() and + rl_callback_handler_install (). */ +int +rl_set_prompt (prompt) + const char *prompt; +{ + FREE (rl_prompt); + rl_prompt = prompt ? savestring (prompt) : (char *)NULL; + rl_display_prompt = rl_prompt ? rl_prompt : ""; + + rl_visible_prompt_length = rl_expand_prompt (rl_prompt); + return 0; +} + +/* Read a line of input. Prompt with PROMPT. An empty PROMPT means + none. A return value of NULL means that EOF was encountered. */ +char * +readline (prompt) + const char *prompt; +{ + char *value; +#if 0 + int in_callback; +#endif + + /* If we are at EOF return a NULL string. */ + if (rl_pending_input == EOF) + { + rl_clear_pending_input (); + return ((char *)NULL); + } + +#if 0 + /* If readline() is called after installing a callback handler, temporarily + turn off the callback state to avoid ensuing messiness. Patch supplied + by the gdb folks. XXX -- disabled. This can be fooled and readline + left in a strange state by a poorly-timed longjmp. */ + if (in_callback = RL_ISSTATE (RL_STATE_CALLBACK)) + RL_UNSETSTATE (RL_STATE_CALLBACK); +#endif + + rl_set_prompt (prompt); + + rl_initialize (); + if (rl_prep_term_function) + (*rl_prep_term_function) (_rl_meta_flag); + +#if defined (HANDLE_SIGNALS) + rl_set_signals (); +#endif + + value = readline_internal (); + if (rl_deprep_term_function) + (*rl_deprep_term_function) (); + +#if defined (HANDLE_SIGNALS) + rl_clear_signals (); +#endif + +#if 0 + if (in_callback) + RL_SETSTATE (RL_STATE_CALLBACK); +#endif + +#if HAVE_DECL_AUDIT_TTY && defined (ENABLE_TTY_AUDIT_SUPPORT) + if (value) + _rl_audit_tty (value); +#endif + + return (value); +} + +#if defined (READLINE_CALLBACKS) +# define STATIC_CALLBACK +#else +# define STATIC_CALLBACK static +#endif + +STATIC_CALLBACK void +readline_internal_setup () +{ + char *nprompt; + + _rl_in_stream = rl_instream; + _rl_out_stream = rl_outstream; + + /* Enable the meta key only for the duration of readline(), if this + terminal has one and the terminal has been initialized */ + if (_rl_enable_meta & RL_ISSTATE (RL_STATE_TERMPREPPED)) + _rl_enable_meta_key (); + + if (rl_startup_hook) + (*rl_startup_hook) (); + +#if defined (VI_MODE) + if (rl_editing_mode == vi_mode) + rl_vi_insertion_mode (1, 'i'); /* don't want to reset last */ +#endif /* VI_MODE */ + + /* If we're not echoing, we still want to at least print a prompt, because + rl_redisplay will not do it for us. If the calling application has a + custom redisplay function, though, let that function handle it. */ + if (_rl_echoing_p == 0 && rl_redisplay_function == rl_redisplay) + { + if (rl_prompt && rl_already_prompted == 0) + { + nprompt = _rl_strip_prompt (rl_prompt); + fprintf (_rl_out_stream, "%s", nprompt); + fflush (_rl_out_stream); + xfree (nprompt); + } + } + else + { + if (rl_prompt && rl_already_prompted) + rl_on_new_line_with_prompt (); + else + rl_on_new_line (); + (*rl_redisplay_function) (); + } + + if (rl_pre_input_hook) + (*rl_pre_input_hook) (); + + RL_CHECK_SIGNALS (); +} + +STATIC_CALLBACK char * +readline_internal_teardown (eof) + int eof; +{ + char *temp; + HIST_ENTRY *entry; + + RL_CHECK_SIGNALS (); + + /* Restore the original of this history line, iff the line that we + are editing was originally in the history, AND the line has changed. */ + entry = current_history (); + + if (entry && rl_undo_list) + { + temp = savestring (the_line); + rl_revert_line (1, 0); + entry = replace_history_entry (where_history (), the_line, (histdata_t)NULL); + _rl_free_history_entry (entry); + + strcpy (the_line, temp); + xfree (temp); + } + + if (_rl_revert_all_at_newline) + _rl_revert_all_lines (); + + /* At any rate, it is highly likely that this line has an undo list. Get + rid of it now. */ + if (rl_undo_list) + rl_free_undo_list (); + + /* Disable the meta key, if this terminal has one and we were told to use it. + The check whether or not we sent the enable string is in + _rl_disable_meta_key(); the flag is set in _rl_enable_meta_key */ + _rl_disable_meta_key (); + + /* Restore normal cursor, if available. */ + _rl_set_insert_mode (RL_IM_INSERT, 0); + + return (eof ? (char *)NULL : savestring (the_line)); +} + +void +_rl_internal_char_cleanup () +{ +#if defined (VI_MODE) + /* In vi mode, when you exit insert mode, the cursor moves back + over the previous character. We explicitly check for that here. */ + if (rl_editing_mode == vi_mode && _rl_keymap == vi_movement_keymap) + rl_vi_check (); +#endif /* VI_MODE */ + + if (rl_num_chars_to_read && rl_end >= rl_num_chars_to_read) + { + (*rl_redisplay_function) (); + _rl_want_redisplay = 0; + rl_newline (1, '\n'); + } + + if (rl_done == 0) + { + (*rl_redisplay_function) (); + _rl_want_redisplay = 0; + } + + /* If the application writer has told us to erase the entire line if + the only character typed was something bound to rl_newline, do so. */ + if (rl_erase_empty_line && rl_done && rl_last_func == rl_newline && + rl_point == 0 && rl_end == 0) + _rl_erase_entire_line (); +} + +STATIC_CALLBACK int +#if defined (READLINE_CALLBACKS) +readline_internal_char () +#else +readline_internal_charloop () +#endif +{ + static int lastc, eof_found; + int c, code, lk; + + lastc = -1; + eof_found = 0; + +#if !defined (READLINE_CALLBACKS) + while (rl_done == 0) + { +#endif + lk = _rl_last_command_was_kill; + +#if defined (HAVE_POSIX_SIGSETJMP) + code = sigsetjmp (_rl_top_level, 0); +#else + code = setjmp (_rl_top_level); +#endif + + if (code) + { + (*rl_redisplay_function) (); + _rl_want_redisplay = 0; + /* If we get here, we're not being called from something dispatched + from _rl_callback_read_char(), which sets up its own value of + _rl_top_level (saving and restoring the old, of course), so + we can just return here. */ + if (RL_ISSTATE (RL_STATE_CALLBACK)) + return (0); + } + + if (rl_pending_input == 0) + { + /* Then initialize the argument and number of keys read. */ + _rl_reset_argument (); + rl_key_sequence_length = 0; + rl_executing_keyseq[0] = 0; + } + + RL_SETSTATE(RL_STATE_READCMD); + c = rl_read_key (); + RL_UNSETSTATE(RL_STATE_READCMD); + + /* look at input.c:rl_getc() for the circumstances under which this will + be returned; punt immediately on read error without converting it to + a newline; assume that rl_read_key has already called the signal + handler. */ + if (c == READERR) + { +#if defined (READLINE_CALLBACKS) + RL_SETSTATE(RL_STATE_DONE); + return (rl_done = 1); +#else + eof_found = 1; + break; +#endif + } + + /* EOF typed to a non-blank line is a . If we want to change this, + to force any existing line to be ignored when read(2) reads EOF, + for example, this is the place to change. */ + if (c == EOF && rl_end) + c = NEWLINE; + + /* The character _rl_eof_char typed to blank line, and not as the + previous character is interpreted as EOF. */ + if (((c == _rl_eof_char && lastc != c) || c == EOF) && !rl_end) + { +#if defined (READLINE_CALLBACKS) + RL_SETSTATE(RL_STATE_DONE); + return (rl_done = 1); +#else + eof_found = 1; + break; +#endif + } + + lastc = c; + _rl_dispatch ((unsigned char)c, _rl_keymap); + RL_CHECK_SIGNALS (); + + /* If there was no change in _rl_last_command_was_kill, then no kill + has taken place. Note that if input is pending we are reading + a prefix command, so nothing has changed yet. */ + if (rl_pending_input == 0 && lk == _rl_last_command_was_kill) + _rl_last_command_was_kill = 0; + + _rl_internal_char_cleanup (); + +#if defined (READLINE_CALLBACKS) + return 0; +#else + } + + return (eof_found); +#endif +} + +#if defined (READLINE_CALLBACKS) +static int +readline_internal_charloop () +{ + int eof = 1; + + while (rl_done == 0) + eof = readline_internal_char (); + return (eof); +} +#endif /* READLINE_CALLBACKS */ + +/* Read a line of input from the global rl_instream, doing output on + the global rl_outstream. + If rl_prompt is non-null, then that is our prompt. */ +static char * +readline_internal () +{ + int eof; + + readline_internal_setup (); + eof = readline_internal_charloop (); + return (readline_internal_teardown (eof)); +} + +void +_rl_init_line_state () +{ + rl_point = rl_end = rl_mark = 0; + the_line = rl_line_buffer; + the_line[0] = 0; +} + +void +_rl_set_the_line () +{ + the_line = rl_line_buffer; +} + +#if defined (READLINE_CALLBACKS) +_rl_keyseq_cxt * +_rl_keyseq_cxt_alloc () +{ + _rl_keyseq_cxt *cxt; + + cxt = (_rl_keyseq_cxt *)xmalloc (sizeof (_rl_keyseq_cxt)); + + cxt->flags = cxt->subseq_arg = cxt->subseq_retval = 0; + + cxt->okey = 0; + cxt->ocxt = _rl_kscxt; + cxt->childval = 42; /* sentinel value */ + + return cxt; +} + +void +_rl_keyseq_cxt_dispose (cxt) + _rl_keyseq_cxt *cxt; +{ + xfree (cxt); +} + +void +_rl_keyseq_chain_dispose () +{ + _rl_keyseq_cxt *cxt; + + while (_rl_kscxt) + { + cxt = _rl_kscxt; + _rl_kscxt = _rl_kscxt->ocxt; + _rl_keyseq_cxt_dispose (cxt); + } +} +#endif + +static int +_rl_subseq_getchar (key) + int key; +{ + int k; + + if (key == ESC) + RL_SETSTATE(RL_STATE_METANEXT); + RL_SETSTATE(RL_STATE_MOREINPUT); + k = rl_read_key (); + RL_UNSETSTATE(RL_STATE_MOREINPUT); + if (key == ESC) + RL_UNSETSTATE(RL_STATE_METANEXT); + + return k; +} + +#if defined (READLINE_CALLBACKS) +int +_rl_dispatch_callback (cxt) + _rl_keyseq_cxt *cxt; +{ + int nkey, r; + + /* For now */ + /* The first time this context is used, we want to read input and dispatch + on it. When traversing the chain of contexts back `up', we want to use + the value from the next context down. We're simulating recursion using + a chain of contexts. */ + if ((cxt->flags & KSEQ_DISPATCHED) == 0) + { + nkey = _rl_subseq_getchar (cxt->okey); + if (nkey < 0) + { + _rl_abort_internal (); + return -1; + } + r = _rl_dispatch_subseq (nkey, cxt->dmap, cxt->subseq_arg); + cxt->flags |= KSEQ_DISPATCHED; + } + else + r = cxt->childval; + + /* For now */ + if (r != -3) /* don't do this if we indicate there will be other matches */ + r = _rl_subseq_result (r, cxt->oldmap, cxt->okey, (cxt->flags & KSEQ_SUBSEQ)); + + RL_CHECK_SIGNALS (); + /* We only treat values < 0 specially to simulate recursion. */ + if (r >= 0 || (r == -1 && (cxt->flags & KSEQ_SUBSEQ) == 0)) /* success! or failure! */ + { + _rl_keyseq_chain_dispose (); + RL_UNSETSTATE (RL_STATE_MULTIKEY); + return r; + } + + if (r != -3) /* magic value that says we added to the chain */ + _rl_kscxt = cxt->ocxt; + if (_rl_kscxt) + _rl_kscxt->childval = r; + if (r != -3) + _rl_keyseq_cxt_dispose (cxt); + + return r; +} +#endif /* READLINE_CALLBACKS */ + +/* Do the command associated with KEY in MAP. + If the associated command is really a keymap, then read + another key, and dispatch into that map. */ +int +_rl_dispatch (key, map) + register int key; + Keymap map; +{ + _rl_dispatching_keymap = map; + return _rl_dispatch_subseq (key, map, 0); +} + +int +_rl_dispatch_subseq (key, map, got_subseq) + register int key; + Keymap map; + int got_subseq; +{ + int r, newkey; + char *macro; + rl_command_func_t *func; +#if defined (READLINE_CALLBACKS) + _rl_keyseq_cxt *cxt; +#endif + + if (META_CHAR (key) && _rl_convert_meta_chars_to_ascii) + { + if (map[ESC].type == ISKMAP) + { + if (RL_ISSTATE (RL_STATE_MACRODEF)) + _rl_add_macro_char (ESC); + RESIZE_KEYSEQ_BUFFER (); + rl_executing_keyseq[rl_key_sequence_length++] = ESC; + map = FUNCTION_TO_KEYMAP (map, ESC); + key = UNMETA (key); + return (_rl_dispatch (key, map)); + } + else + rl_ding (); + return 0; + } + + if (RL_ISSTATE (RL_STATE_MACRODEF)) + _rl_add_macro_char (key); + + r = 0; + switch (map[key].type) + { + case ISFUNC: + func = map[key].function; + if (func) + { + /* Special case rl_do_lowercase_version (). */ + if (func == rl_do_lowercase_version) + /* Should we do anything special if key == ANYOTHERKEY? */ + return (_rl_dispatch (_rl_to_lower (key), map)); + + rl_executing_keymap = map; + rl_executing_key = key; + + RESIZE_KEYSEQ_BUFFER(); + rl_executing_keyseq[rl_key_sequence_length++] = key; + rl_executing_keyseq[rl_key_sequence_length] = '\0'; + + rl_dispatching = 1; + RL_SETSTATE(RL_STATE_DISPATCHING); + r = (*func) (rl_numeric_arg * rl_arg_sign, key); + RL_UNSETSTATE(RL_STATE_DISPATCHING); + rl_dispatching = 0; + + /* If we have input pending, then the last command was a prefix + command. Don't change the state of rl_last_func. Otherwise, + remember the last command executed in this variable. */ + if (rl_pending_input == 0 && map[key].function != rl_digit_argument) + rl_last_func = map[key].function; + + RL_CHECK_SIGNALS (); + } + else if (map[ANYOTHERKEY].function) + { + /* OK, there's no function bound in this map, but there is a + shadow function that was overridden when the current keymap + was created. Return -2 to note that. */ + if (RL_ISSTATE (RL_STATE_MACROINPUT)) + _rl_prev_macro_key (); + else + _rl_unget_char (key); + return -2; + } + else if (got_subseq) + { + /* Return -1 to note that we're in a subsequence, but we don't + have a matching key, nor was one overridden. This means + we need to back up the recursion chain and find the last + subsequence that is bound to a function. */ + if (RL_ISSTATE (RL_STATE_MACROINPUT)) + _rl_prev_macro_key (); + else + _rl_unget_char (key); + return -1; + } + else + { +#if defined (READLINE_CALLBACKS) + RL_UNSETSTATE (RL_STATE_MULTIKEY); + _rl_keyseq_chain_dispose (); +#endif + _rl_abort_internal (); + return -1; + } + break; + + case ISKMAP: + if (map[key].function != 0) + { +#if defined (VI_MODE) + /* The only way this test will be true is if a subsequence has been + bound starting with ESC, generally the arrow keys. What we do is + check whether there's input in the queue, which there generally + will be if an arrow key has been pressed, and, if there's not, + just dispatch to (what we assume is) rl_vi_movement_mode right + away. This is essentially an input test with a zero timeout (by + default) or a timeout determined by the value of `keyseq-timeout' */ + /* _rl_keyseq_timeout specified in milliseconds; _rl_input_queued + takes microseconds, so multiply by 1000 */ + if (rl_editing_mode == vi_mode && key == ESC && map == vi_insertion_keymap + && _rl_input_queued ((_rl_keyseq_timeout > 0) ? _rl_keyseq_timeout*1000 : 0) == 0) + return (_rl_dispatch (ANYOTHERKEY, FUNCTION_TO_KEYMAP (map, key))); +#endif + + RESIZE_KEYSEQ_BUFFER (); + rl_executing_keyseq[rl_key_sequence_length++] = key; + _rl_dispatching_keymap = FUNCTION_TO_KEYMAP (map, key); + + /* Allocate new context here. Use linked contexts (linked through + cxt->ocxt) to simulate recursion */ +#if defined (READLINE_CALLBACKS) + if (RL_ISSTATE (RL_STATE_CALLBACK)) + { + /* Return 0 only the first time, to indicate success to + _rl_callback_read_char. The rest of the time, we're called + from _rl_dispatch_callback, so we return -3 to indicate + special handling is necessary. */ + r = RL_ISSTATE (RL_STATE_MULTIKEY) ? -3 : 0; + cxt = _rl_keyseq_cxt_alloc (); + + if (got_subseq) + cxt->flags |= KSEQ_SUBSEQ; + cxt->okey = key; + cxt->oldmap = map; + cxt->dmap = _rl_dispatching_keymap; + cxt->subseq_arg = got_subseq || cxt->dmap[ANYOTHERKEY].function; + + RL_SETSTATE (RL_STATE_MULTIKEY); + _rl_kscxt = cxt; + + return r; /* don't indicate immediate success */ + } +#endif + + /* Tentative inter-character timeout for potential multi-key + sequences? If no input within timeout, abort sequence and + act as if we got non-matching input. */ + /* _rl_keyseq_timeout specified in milliseconds; _rl_input_queued + takes microseconds, so multiply by 1000 */ + if (_rl_keyseq_timeout > 0 && + (RL_ISSTATE (RL_STATE_INPUTPENDING|RL_STATE_MACROINPUT) == 0) && + _rl_pushed_input_available () == 0 && + _rl_dispatching_keymap[ANYOTHERKEY].function && + _rl_input_queued (_rl_keyseq_timeout*1000) == 0) + return (_rl_subseq_result (-2, map, key, got_subseq)); + + newkey = _rl_subseq_getchar (key); + if (newkey < 0) + { + _rl_abort_internal (); + return -1; + } + + r = _rl_dispatch_subseq (newkey, _rl_dispatching_keymap, got_subseq || map[ANYOTHERKEY].function); + return _rl_subseq_result (r, map, key, got_subseq); + } + else + { + _rl_abort_internal (); + return -1; + } + break; + + case ISMACR: + if (map[key].function != 0) + { + rl_executing_keyseq[rl_key_sequence_length] = '\0'; + macro = savestring ((char *)map[key].function); + _rl_with_macro_input (macro); + return 0; + } + break; + } +#if defined (VI_MODE) + if (rl_editing_mode == vi_mode && _rl_keymap == vi_movement_keymap && + key != ANYOTHERKEY && + rl_key_sequence_length == 1 && /* XXX */ + _rl_vi_textmod_command (key)) + _rl_vi_set_last (key, rl_numeric_arg, rl_arg_sign); +#endif + + return (r); +} + +static int +_rl_subseq_result (r, map, key, got_subseq) + int r; + Keymap map; + int key, got_subseq; +{ + Keymap m; + int type, nt; + rl_command_func_t *func, *nf; + + if (r == -2) + /* We didn't match anything, and the keymap we're indexed into + shadowed a function previously bound to that prefix. Call + the function. The recursive call to _rl_dispatch_subseq has + already taken care of pushing any necessary input back onto + the input queue with _rl_unget_char. */ + { + m = _rl_dispatching_keymap; + type = m[ANYOTHERKEY].type; + func = m[ANYOTHERKEY].function; + if (type == ISFUNC && func == rl_do_lowercase_version) + r = _rl_dispatch (_rl_to_lower (key), map); + else if (type == ISFUNC && func == rl_insert) + { + /* If the function that was shadowed was self-insert, we + somehow need a keymap with map[key].func == self-insert. + Let's use this one. */ + nt = m[key].type; + nf = m[key].function; + + m[key].type = type; + m[key].function = func; + r = _rl_dispatch (key, m); + m[key].type = nt; + m[key].function = nf; + } + else + r = _rl_dispatch (ANYOTHERKEY, m); + } + else if (r && map[ANYOTHERKEY].function) + { + /* We didn't match (r is probably -1), so return something to + tell the caller that it should try ANYOTHERKEY for an + overridden function. */ + if (RL_ISSTATE (RL_STATE_MACROINPUT)) + _rl_prev_macro_key (); + else + _rl_unget_char (key); + _rl_dispatching_keymap = map; + return -2; + } + else if (r && got_subseq) + { + /* OK, back up the chain. */ + if (RL_ISSTATE (RL_STATE_MACROINPUT)) + _rl_prev_macro_key (); + else + _rl_unget_char (key); + _rl_dispatching_keymap = map; + return -1; + } + + return r; +} + +/* **************************************************************** */ +/* */ +/* Initializations */ +/* */ +/* **************************************************************** */ + +/* Initialize readline (and terminal if not already). */ +int +rl_initialize () +{ + /* If we have never been called before, initialize the + terminal and data structures. */ + if (!rl_initialized) + { + RL_SETSTATE(RL_STATE_INITIALIZING); + readline_initialize_everything (); + RL_UNSETSTATE(RL_STATE_INITIALIZING); + rl_initialized++; + RL_SETSTATE(RL_STATE_INITIALIZED); + } + + /* Initialize the current line information. */ + _rl_init_line_state (); + + /* We aren't done yet. We haven't even gotten started yet! */ + rl_done = 0; + RL_UNSETSTATE(RL_STATE_DONE); + + /* Tell the history routines what is going on. */ + _rl_start_using_history (); + + /* Make the display buffer match the state of the line. */ + rl_reset_line_state (); + + /* No such function typed yet. */ + rl_last_func = (rl_command_func_t *)NULL; + + /* Parsing of key-bindings begins in an enabled state. */ + _rl_parsing_conditionalized_out = 0; + +#if defined (VI_MODE) + if (rl_editing_mode == vi_mode) + _rl_vi_initialize_line (); +#endif + + /* Each line starts in insert mode (the default). */ + _rl_set_insert_mode (RL_IM_DEFAULT, 1); + + return 0; +} + +#if 0 +#if defined (__EMX__) +static void +_emx_build_environ () +{ + TIB *tibp; + PIB *pibp; + char *t, **tp; + int c; + + DosGetInfoBlocks (&tibp, &pibp); + t = pibp->pib_pchenv; + for (c = 1; *t; c++) + t += strlen (t) + 1; + tp = environ = (char **)xmalloc ((c + 1) * sizeof (char *)); + t = pibp->pib_pchenv; + while (*t) + { + *tp++ = t; + t += strlen (t) + 1; + } + *tp = 0; +} +#endif /* __EMX__ */ +#endif + +/* Initialize the entire state of the world. */ +static void +readline_initialize_everything () +{ +#if 0 +#if defined (__EMX__) + if (environ == 0) + _emx_build_environ (); +#endif +#endif + +#if 0 + /* Find out if we are running in Emacs -- UNUSED. */ + running_in_emacs = sh_get_env_value ("EMACS") != (char *)0; +#endif + + /* Set up input and output if they are not already set up. */ + if (!rl_instream) + rl_instream = stdin; + + if (!rl_outstream) + rl_outstream = stdout; + + /* Bind _rl_in_stream and _rl_out_stream immediately. These values + may change, but they may also be used before readline_internal () + is called. */ + _rl_in_stream = rl_instream; + _rl_out_stream = rl_outstream; + + /* Allocate data structures. */ + if (rl_line_buffer == 0) + rl_line_buffer = (char *)xmalloc (rl_line_buffer_len = DEFAULT_BUFFER_SIZE); + + /* Initialize the terminal interface. */ + if (rl_terminal_name == 0) + rl_terminal_name = sh_get_env_value ("TERM"); + _rl_init_terminal_io (rl_terminal_name); + + /* Bind tty characters to readline functions. */ + readline_default_bindings (); + + /* Initialize the function names. */ + rl_initialize_funmap (); + + /* Decide whether we should automatically go into eight-bit mode. */ + _rl_init_eightbit (); + + /* Read in the init file. */ + rl_read_init_file ((char *)NULL); + + /* XXX */ + if (_rl_horizontal_scroll_mode && _rl_term_autowrap) + { + _rl_screenwidth--; + _rl_screenchars -= _rl_screenheight; + } + + /* Override the effect of any `set keymap' assignments in the + inputrc file. */ + rl_set_keymap_from_edit_mode (); + + /* Try to bind a common arrow key prefix, if not already bound. */ + bind_arrow_keys (); + + /* If the completion parser's default word break characters haven't + been set yet, then do so now. */ + if (rl_completer_word_break_characters == (char *)NULL) + rl_completer_word_break_characters = (char *)rl_basic_word_break_characters; + +#if defined (COLOR_SUPPORT) + if (_rl_colored_stats) + _rl_parse_colors (); +#endif + + rl_executing_keyseq = malloc (_rl_executing_keyseq_size = 16); + if (rl_executing_keyseq) + rl_executing_keyseq[0] = '\0'; +} + +/* If this system allows us to look at the values of the regular + input editing characters, then bind them to their readline + equivalents, iff the characters are not bound to keymaps. */ +static void +readline_default_bindings () +{ + if (_rl_bind_stty_chars) + rl_tty_set_default_bindings (_rl_keymap); +} + +/* Reset the default bindings for the terminal special characters we're + interested in back to rl_insert and read the new ones. */ +static void +reset_default_bindings () +{ + if (_rl_bind_stty_chars) + { + rl_tty_unset_default_bindings (_rl_keymap); + rl_tty_set_default_bindings (_rl_keymap); + } +} + +/* Bind some common arrow key sequences in MAP. */ +static void +bind_arrow_keys_internal (map) + Keymap map; +{ + Keymap xkeymap; + + xkeymap = _rl_keymap; + _rl_keymap = map; + +#if defined (__MSDOS__) + rl_bind_keyseq_if_unbound ("\033[0A", rl_get_previous_history); + rl_bind_keyseq_if_unbound ("\033[0B", rl_backward_char); + rl_bind_keyseq_if_unbound ("\033[0C", rl_forward_char); + rl_bind_keyseq_if_unbound ("\033[0D", rl_get_next_history); +#endif + + rl_bind_keyseq_if_unbound ("\033[A", rl_get_previous_history); + rl_bind_keyseq_if_unbound ("\033[B", rl_get_next_history); + rl_bind_keyseq_if_unbound ("\033[C", rl_forward_char); + rl_bind_keyseq_if_unbound ("\033[D", rl_backward_char); + rl_bind_keyseq_if_unbound ("\033[H", rl_beg_of_line); + rl_bind_keyseq_if_unbound ("\033[F", rl_end_of_line); + + rl_bind_keyseq_if_unbound ("\033OA", rl_get_previous_history); + rl_bind_keyseq_if_unbound ("\033OB", rl_get_next_history); + rl_bind_keyseq_if_unbound ("\033OC", rl_forward_char); + rl_bind_keyseq_if_unbound ("\033OD", rl_backward_char); + rl_bind_keyseq_if_unbound ("\033OH", rl_beg_of_line); + rl_bind_keyseq_if_unbound ("\033OF", rl_end_of_line); + +#if defined (__MINGW32__) + rl_bind_keyseq_if_unbound ("\340H", rl_get_previous_history); + rl_bind_keyseq_if_unbound ("\340P", rl_get_next_history); + rl_bind_keyseq_if_unbound ("\340M", rl_forward_char); + rl_bind_keyseq_if_unbound ("\340K", rl_backward_char); + rl_bind_keyseq_if_unbound ("\340G", rl_beg_of_line); + rl_bind_keyseq_if_unbound ("\340O", rl_end_of_line); + rl_bind_keyseq_if_unbound ("\340S", rl_delete); + rl_bind_keyseq_if_unbound ("\340R", rl_overwrite_mode); + + /* These may or may not work because of the embedded NUL. */ + rl_bind_keyseq_if_unbound ("\\000H", rl_get_previous_history); + rl_bind_keyseq_if_unbound ("\\000P", rl_get_next_history); + rl_bind_keyseq_if_unbound ("\\000M", rl_forward_char); + rl_bind_keyseq_if_unbound ("\\000K", rl_backward_char); + rl_bind_keyseq_if_unbound ("\\000G", rl_beg_of_line); + rl_bind_keyseq_if_unbound ("\\000O", rl_end_of_line); + rl_bind_keyseq_if_unbound ("\\000S", rl_delete); + rl_bind_keyseq_if_unbound ("\\000R", rl_overwrite_mode); +#endif + + _rl_keymap = xkeymap; +} + +/* Try and bind the common arrow key prefixes after giving termcap and + the inputrc file a chance to bind them and create `real' keymaps + for the arrow key prefix. */ +static void +bind_arrow_keys () +{ + bind_arrow_keys_internal (emacs_standard_keymap); + +#if defined (VI_MODE) + bind_arrow_keys_internal (vi_movement_keymap); + /* Unbind vi_movement_keymap[ESC] to allow users to repeatedly hit ESC + in vi command mode while still allowing the arrow keys to work. */ + if (vi_movement_keymap[ESC].type == ISKMAP) + rl_bind_keyseq_in_map ("\033", (rl_command_func_t *)NULL, vi_movement_keymap); + bind_arrow_keys_internal (vi_insertion_keymap); +#endif +} + +/* **************************************************************** */ +/* */ +/* Saving and Restoring Readline's state */ +/* */ +/* **************************************************************** */ + +int +rl_save_state (sp) + struct readline_state *sp; +{ + if (sp == 0) + return -1; + + sp->point = rl_point; + sp->end = rl_end; + sp->mark = rl_mark; + sp->buffer = rl_line_buffer; + sp->buflen = rl_line_buffer_len; + sp->ul = rl_undo_list; + sp->prompt = rl_prompt; + + sp->rlstate = rl_readline_state; + sp->done = rl_done; + sp->kmap = _rl_keymap; + + sp->lastfunc = rl_last_func; + sp->insmode = rl_insert_mode; + sp->edmode = rl_editing_mode; + sp->kseqlen = rl_key_sequence_length; + sp->inf = rl_instream; + sp->outf = rl_outstream; + sp->pendingin = rl_pending_input; + sp->macro = rl_executing_macro; + + sp->catchsigs = rl_catch_signals; + sp->catchsigwinch = rl_catch_sigwinch; + + return (0); +} + +int +rl_restore_state (sp) + struct readline_state *sp; +{ + if (sp == 0) + return -1; + + rl_point = sp->point; + rl_end = sp->end; + rl_mark = sp->mark; + the_line = rl_line_buffer = sp->buffer; + rl_line_buffer_len = sp->buflen; + rl_undo_list = sp->ul; + rl_prompt = sp->prompt; + + rl_readline_state = sp->rlstate; + rl_done = sp->done; + _rl_keymap = sp->kmap; + + rl_last_func = sp->lastfunc; + rl_insert_mode = sp->insmode; + rl_editing_mode = sp->edmode; + rl_key_sequence_length = sp->kseqlen; + rl_instream = sp->inf; + rl_outstream = sp->outf; + rl_pending_input = sp->pendingin; + rl_executing_macro = sp->macro; + + rl_catch_signals = sp->catchsigs; + rl_catch_sigwinch = sp->catchsigwinch; + + return (0); +} diff -Naur bash-4.3.orig/lib/sh/shquote.c bash-4.3/lib/sh/shquote.c --- bash-4.3.orig/lib/sh/shquote.c 2013-04-01 01:53:32.000000000 +0000 +++ bash-4.3/lib/sh/shquote.c 2014-10-10 14:40:53.230659509 +0000 @@ -311,3 +311,17 @@ return (0); } + +int +sh_contains_quotes (string) + char *string; +{ + char *s; + + for (s = string; s && *s; s++) + { + if (*s == '\'' || *s == '"' || *s == '\\') + return 1; + } + return 0; +} diff -Naur bash-4.3.orig/make_cmd.c bash-4.3/make_cmd.c --- bash-4.3.orig/make_cmd.c 2011-12-16 13:08:01.000000000 +0000 +++ bash-4.3/make_cmd.c 2014-10-10 14:40:53.390659103 +0000 @@ -692,6 +692,7 @@ /* First do the common cases. */ temp->redirector = source; temp->redirectee = dest_and_filename; + temp->here_doc_eof = 0; temp->instruction = instruction; temp->flags = 0; temp->rflags = flags; diff -Naur bash-4.3.orig/parse.y bash-4.3/parse.y --- bash-4.3.orig/parse.y 2014-02-11 14:42:10.000000000 +0000 +++ bash-4.3/parse.y 2014-10-10 14:40:53.393992428 +0000 @@ -168,6 +168,9 @@ static int reserved_word_acceptable __P((int)); static int yylex __P((void)); + +static void push_heredoc __P((REDIRECT *)); +static char *mk_alexpansion __P((char *)); static int alias_expand_token __P((char *)); static int time_command_acceptable __P((void)); static int special_case_tokens __P((char *)); @@ -265,7 +268,9 @@ /* Variables to manage the task of reading here documents, because we need to defer the reading until after a complete command has been collected. */ -static REDIRECT *redir_stack[10]; +#define HEREDOC_MAX 16 + +static REDIRECT *redir_stack[HEREDOC_MAX]; int need_here_doc; /* Where shell input comes from. History expansion is performed on each @@ -307,7 +312,7 @@ or `for WORD' begins. This is a nested command maximum, since the array index is decremented after a case, select, or for command is parsed. */ #define MAX_CASE_NEST 128 -static int word_lineno[MAX_CASE_NEST]; +static int word_lineno[MAX_CASE_NEST+1]; static int word_top = -1; /* If non-zero, it is the token that we want read_token to return @@ -520,42 +525,42 @@ source.dest = 0; redir.filename = $2; $$ = make_redirection (source, r_reading_until, redir, 0); - redir_stack[need_here_doc++] = $$; + push_heredoc ($$); } | NUMBER LESS_LESS WORD { source.dest = $1; redir.filename = $3; $$ = make_redirection (source, r_reading_until, redir, 0); - redir_stack[need_here_doc++] = $$; + push_heredoc ($$); } | REDIR_WORD LESS_LESS WORD { source.filename = $1; redir.filename = $3; $$ = make_redirection (source, r_reading_until, redir, REDIR_VARASSIGN); - redir_stack[need_here_doc++] = $$; + push_heredoc ($$); } | LESS_LESS_MINUS WORD { source.dest = 0; redir.filename = $2; $$ = make_redirection (source, r_deblank_reading_until, redir, 0); - redir_stack[need_here_doc++] = $$; + push_heredoc ($$); } | NUMBER LESS_LESS_MINUS WORD { source.dest = $1; redir.filename = $3; $$ = make_redirection (source, r_deblank_reading_until, redir, 0); - redir_stack[need_here_doc++] = $$; + push_heredoc ($$); } | REDIR_WORD LESS_LESS_MINUS WORD { source.filename = $1; redir.filename = $3; $$ = make_redirection (source, r_deblank_reading_until, redir, REDIR_VARASSIGN); - redir_stack[need_here_doc++] = $$; + push_heredoc ($$); } | LESS_LESS_LESS WORD { @@ -2424,7 +2429,7 @@ not already end in an EOF character. */ if (shell_input_line_terminator != EOF) { - if (shell_input_line_size < SIZE_MAX && shell_input_line_len > shell_input_line_size - 3) + if (shell_input_line_size < SIZE_MAX-3 && (shell_input_line_len+3 > shell_input_line_size)) shell_input_line = (char *)xrealloc (shell_input_line, 1 + (shell_input_line_size += 2)); @@ -2533,6 +2538,16 @@ eol_ungetc_lookahead = c; } +char * +parser_remaining_input () +{ + if (shell_input_line == 0) + return 0; + if (shell_input_line_index < 0 || shell_input_line_index >= shell_input_line_len) + return '\0'; /* XXX */ + return (shell_input_line + shell_input_line_index); +} + #ifdef INCLUDE_UNUSED /* Back the input pointer up by one, effectively `ungetting' a character. */ static void @@ -2636,13 +2651,28 @@ which allow ESAC to be the next one read. */ static int esacs_needed_count; +static void +push_heredoc (r) + REDIRECT *r; +{ + if (need_here_doc >= HEREDOC_MAX) + { + last_command_exit_value = EX_BADUSAGE; + need_here_doc = 0; + report_syntax_error (_("maximum here-document count exceeded")); + reset_parser (); + exit_shell (last_command_exit_value); + } + redir_stack[need_here_doc++] = r; +} + void gather_here_documents () { int r; r = 0; - while (need_here_doc) + while (need_here_doc > 0) { parser_state |= PST_HEREDOC; make_here_document (redir_stack[r++], line_number); @@ -2953,6 +2983,8 @@ FREE (word_desc_to_read); word_desc_to_read = (WORD_DESC *)NULL; + eol_ungetc_lookahead = 0; + current_token = '\n'; /* XXX */ last_read_token = '\n'; token_to_read = '\n'; @@ -3398,7 +3430,7 @@ within a double-quoted ${...} construct "an even number of unescaped double-quotes or single-quotes, if any, shall occur." */ /* This was changed in Austin Group Interp 221 */ - if MBTEST(posixly_correct && shell_compatibility_level > 41 && dolbrace_state != DOLBRACE_QUOTE && (flags & P_DQUOTE) && (flags & P_DOLBRACE) && ch == '\'') + if MBTEST(posixly_correct && shell_compatibility_level > 41 && dolbrace_state != DOLBRACE_QUOTE && dolbrace_state != DOLBRACE_QUOTE2 && (flags & P_DQUOTE) && (flags & P_DOLBRACE) && ch == '\'') continue; /* Could also check open == '`' if we want to parse grouping constructs @@ -4005,8 +4037,8 @@ reset_parser (); /* reset_parser clears shell_input_line and associated variables */ restore_input_line_state (&ls); - if (interactive) - token_to_read = 0; + + token_to_read = 0; /* Need to find how many characters parse_and_execute consumed, update *indp, if flags != 0, copy the portion of the string parsed into RET @@ -6075,6 +6107,7 @@ ps->expand_aliases = expand_aliases; ps->echo_input_at_read = echo_input_at_read; + ps->need_here_doc = need_here_doc; ps->token = token; ps->token_buffer_size = token_buffer_size; @@ -6123,6 +6156,7 @@ expand_aliases = ps->expand_aliases; echo_input_at_read = ps->echo_input_at_read; + need_here_doc = ps->need_here_doc; FREE (token); token = ps->token; diff -Naur bash-4.3.orig/patchlevel.h bash-4.3/patchlevel.h --- bash-4.3.orig/patchlevel.h 2012-12-29 15:47:57.000000000 +0000 +++ bash-4.3/patchlevel.h 2014-10-10 14:40:53.400659078 +0000 @@ -25,6 +25,6 @@ regexp `^#define[ ]*PATCHLEVEL', since that's what support/mkversion.sh looks for to find the patch level (for the sccs version string). */ -#define PATCHLEVEL 0 +#define PATCHLEVEL 30 #endif /* _PATCHLEVEL_H_ */ diff -Naur bash-4.3.orig/pcomplete.c bash-4.3/pcomplete.c --- bash-4.3.orig/pcomplete.c 2013-08-26 19:23:45.000000000 +0000 +++ bash-4.3/pcomplete.c 2014-10-10 14:40:53.230659509 +0000 @@ -183,6 +183,7 @@ COMPSPEC *pcomp_curcs; const char *pcomp_curcmd; +const char *pcomp_curtxt; #ifdef DEBUG /* Debugging code */ @@ -753,6 +754,32 @@ quoted strings. */ dfn = (*rl_filename_dequoting_function) ((char *)text, rl_completion_quote_character); } + /* Intended to solve a mismatched assumption by bash-completion. If + the text to be completed is empty, but bash-completion turns it into + a quoted string ('') assuming that this code will dequote it before + calling readline, do the dequoting. */ + else if (iscompgen && iscompleting && + pcomp_curtxt && *pcomp_curtxt == 0 && + text && (*text == '\'' || *text == '"') && text[1] == text[0] && text[2] == 0 && + rl_filename_dequoting_function) + dfn = (*rl_filename_dequoting_function) ((char *)text, rl_completion_quote_character); + /* Another mismatched assumption by bash-completion. If compgen is being + run as part of bash-completion, and the argument to compgen is not + the same as the word originally passed to the programmable completion + code, dequote the argument if it has quote characters. It's an + attempt to detect when bash-completion is quoting its filename + argument before calling compgen. */ + /* We could check whether gen_shell_function_matches is in the call + stack by checking whether the gen-shell-function-matches tag is in + the unwind-protect stack, but there's no function to do that yet. + We could simply check whether we're executing in a function by + checking variable_context, and may end up doing that. */ + else if (iscompgen && iscompleting && rl_filename_dequoting_function && + pcomp_curtxt && text && + STREQ (pcomp_curtxt, text) == 0 && + variable_context && + sh_contains_quotes (text)) /* guess */ + dfn = (*rl_filename_dequoting_function) ((char *)text, rl_completion_quote_character); else dfn = savestring (text); } @@ -1522,7 +1549,7 @@ COMPSPEC **lastcs; { COMPSPEC *cs, *oldcs; - const char *oldcmd; + const char *oldcmd, *oldtxt; STRINGLIST *ret; cs = progcomp_search (ocmd); @@ -1545,14 +1572,17 @@ oldcs = pcomp_curcs; oldcmd = pcomp_curcmd; + oldtxt = pcomp_curtxt; pcomp_curcs = cs; pcomp_curcmd = cmd; + pcomp_curtxt = word; ret = gen_compspec_completions (cs, cmd, word, start, end, foundp); pcomp_curcs = oldcs; pcomp_curcmd = oldcmd; + pcomp_curtxt = oldtxt; /* We need to conditionally handle setting *retryp here */ if (retryp) diff -Naur bash-4.3.orig/shell.h bash-4.3/shell.h --- bash-4.3.orig/shell.h 2012-12-26 02:11:01.000000000 +0000 +++ bash-4.3/shell.h 2014-10-10 14:40:53.393992428 +0000 @@ -168,7 +168,8 @@ /* flags state affecting the parser */ int expand_aliases; int echo_input_at_read; - + int need_here_doc; + } sh_parser_state_t; typedef struct _sh_input_line_state_t { @@ -179,6 +180,8 @@ } sh_input_line_state_t; /* Let's try declaring these here. */ +extern char *parser_remaining_input __P((void)); + extern sh_parser_state_t *save_parser_state __P((sh_parser_state_t *)); extern void restore_parser_state __P((sh_parser_state_t *)); diff -Naur bash-4.3.orig/subst.c bash-4.3/subst.c --- bash-4.3.orig/subst.c 2014-01-23 21:26:37.000000000 +0000 +++ bash-4.3/subst.c 2014-10-10 14:40:53.360659179 +0000 @@ -1192,12 +1192,18 @@ Start extracting at (SINDEX) as if we had just seen "<(". Make (SINDEX) get the position of the matching ")". */ /*))*/ char * -extract_process_subst (string, starter, sindex) +extract_process_subst (string, starter, sindex, xflags) char *string; char *starter; int *sindex; + int xflags; { +#if 0 return (extract_delimited_string (string, sindex, starter, "(", ")", SX_COMMAND)); +#else + xflags |= (no_longjmp_on_fatal_error ? SX_NOLONGJMP : 0); + return (xparse_dolparen (string, string+*sindex, sindex, xflags)); +#endif } #endif /* PROCESS_SUBSTITUTION */ @@ -1785,7 +1791,7 @@ si = i + 2; if (string[si] == '\0') CQ_RETURN(si); - temp = extract_process_subst (string, (c == '<') ? "<(" : ">(", &si); + temp = extract_process_subst (string, (c == '<') ? "<(" : ">(", &si, 0); free (temp); /* no SX_ALLOC here */ i = si; if (string[i] == '\0') @@ -3248,8 +3254,10 @@ if (w->word == 0 || w->word[0] == '\0') return ((char *)NULL); + expand_no_split_dollar_star = 1; w->flags |= W_NOSPLIT2; l = call_expand_word_internal (w, 0, 0, (int *)0, (int *)0); + expand_no_split_dollar_star = 0; if (l) { if (special == 0) /* LHS */ @@ -7366,7 +7374,13 @@ } if (want_indir) - tdesc = parameter_brace_expand_indir (name + 1, var_is_special, quoted, quoted_dollar_atp, contains_dollar_at); + { + tdesc = parameter_brace_expand_indir (name + 1, var_is_special, quoted, quoted_dollar_atp, contains_dollar_at); + /* Turn off the W_ARRAYIND flag because there is no way for this function + to return the index we're supposed to be using. */ + if (tdesc && tdesc->flags) + tdesc->flags &= ~W_ARRAYIND; + } else tdesc = parameter_brace_expand_word (name, var_is_special, quoted, PF_IGNUNBOUND|(pflags&(PF_NOSPLIT2|PF_ASSIGNRHS)), &ind); @@ -7847,6 +7861,10 @@ We also want to make sure that splitting is done no matter what -- according to POSIX.2, this expands to a list of the positional parameters no matter what IFS is set to. */ + /* XXX - what to do when in a context where word splitting is not + performed? Even when IFS is not the default, posix seems to imply + that we behave like unquoted $* ? Maybe we should use PF_NOSPLIT2 + here. */ temp = string_list_dollar_at (list, (pflags & PF_ASSIGNRHS) ? (quoted|Q_DOUBLE_QUOTES) : quoted); tflag |= W_DOLLARAT; @@ -8029,7 +8047,9 @@ goto return0; } - else if (var = find_variable_last_nameref (temp1)) + else if (var && (invisible_p (var) || var_isset (var) == 0)) + temp = (char *)NULL; + else if ((var = find_variable_last_nameref (temp1)) && var_isset (var) && invisible_p (var) == 0) { temp = nameref_cell (var); #if defined (ARRAY_VARS) @@ -8243,7 +8263,7 @@ else t_index = sindex + 1; /* skip past both '<' and LPAREN */ - temp1 = extract_process_subst (string, (c == '<') ? "<(" : ">(", &t_index); /*))*/ + temp1 = extract_process_subst (string, (c == '<') ? "<(" : ">(", &t_index, 0); /*))*/ sindex = t_index; /* If the process substitution specification is `<()', we want to @@ -8816,6 +8836,7 @@ else { char *ifs_chars; + char *tstring; ifs_chars = (quoted_dollar_at || has_dollar_at) ? ifs_value : (char *)NULL; @@ -8830,11 +8851,36 @@ regardless of what else has happened to IFS since the expansion. */ if (split_on_spaces) list = list_string (istring, " ", 1); /* XXX quoted == 1? */ + /* If we have $@ (has_dollar_at != 0) and we are in a context where we + don't want to split the result (W_NOSPLIT2), and we are not quoted, + we have already separated the arguments with the first character of + $IFS. In this case, we want to return a list with a single word + with the separator possibly replaced with a space (it's what other + shells seem to do). + quoted_dollar_at is internal to this function and is set if we are + passed an argument that is unquoted (quoted == 0) but we encounter a + double-quoted $@ while expanding it. */ + else if (has_dollar_at && quoted_dollar_at == 0 && ifs_chars && quoted == 0 && (word->flags & W_NOSPLIT2)) + { + /* Only split and rejoin if we have to */ + if (*ifs_chars && *ifs_chars != ' ') + { + list = list_string (istring, *ifs_chars ? ifs_chars : " ", 1); + tstring = string_list (list); + } + else + tstring = istring; + tword = make_bare_word (tstring); + if (tstring != istring) + free (tstring); + goto set_word_flags; + } else if (has_dollar_at && ifs_chars) list = list_string (istring, *ifs_chars ? ifs_chars : " ", 1); else { tword = make_bare_word (istring); +set_word_flags: if ((quoted & (Q_DOUBLE_QUOTES|Q_HERE_DOCUMENT)) || (quoted_state == WHOLLY_QUOTED)) tword->flags |= W_QUOTED; if (word->flags & W_ASSIGNMENT) diff -Naur bash-4.3.orig/subst.h bash-4.3/subst.h --- bash-4.3.orig/subst.h 2014-01-12 02:02:27.000000000 +0000 +++ bash-4.3/subst.h 2014-10-10 14:40:53.340659230 +0000 @@ -82,7 +82,7 @@ /* Extract the <( or >( construct in STRING, and return a new string. Start extracting at (SINDEX) as if we had just seen "<(". Make (SINDEX) get the position just after the matching ")". */ -extern char *extract_process_subst __P((char *, char *, int *)); +extern char *extract_process_subst __P((char *, char *, int *, int)); #endif /* PROCESS_SUBSTITUTION */ /* Extract the name of the variable to bind to from the assignment string. */ diff -Naur bash-4.3.orig/test.c bash-4.3/test.c --- bash-4.3.orig/test.c 2014-02-04 21:52:58.000000000 +0000 +++ bash-4.3/test.c 2014-10-10 14:40:53.153993036 +0000 @@ -646,8 +646,8 @@ return (v && invisible_p (v) == 0 && var_isset (v) ? TRUE : FALSE); case 'R': - v = find_variable (arg); - return (v && invisible_p (v) == 0 && var_isset (v) && nameref_p (v) ? TRUE : FALSE); + v = find_variable_noref (arg); + return ((v && invisible_p (v) == 0 && var_isset (v) && nameref_p (v)) ? TRUE : FALSE); } /* We can't actually get here, but this shuts up gcc. */ @@ -723,6 +723,7 @@ case 'o': case 'p': case 'r': case 's': case 't': case 'u': case 'v': case 'w': case 'x': case 'z': case 'G': case 'L': case 'O': case 'S': case 'N': + case 'R': return (1); } diff -Naur bash-4.3.orig/trap.c bash-4.3/trap.c --- bash-4.3.orig/trap.c 2014-02-05 15:03:21.000000000 +0000 +++ bash-4.3/trap.c 2014-10-10 14:40:53.157326361 +0000 @@ -920,7 +920,8 @@ subst_assign_varlist = 0; #if defined (JOB_CONTROL) - save_pipeline (1); /* XXX only provides one save level */ + if (sig != DEBUG_TRAP) /* run_debug_trap does this */ + save_pipeline (1); /* XXX only provides one save level */ #endif /* If we're in a function, make sure return longjmps come here, too. */ @@ -940,7 +941,8 @@ trap_exit_value = last_command_exit_value; #if defined (JOB_CONTROL) - restore_pipeline (1); + if (sig != DEBUG_TRAP) /* run_debug_trap does this */ + restore_pipeline (1); #endif subst_assign_varlist = save_subst_varlist; diff -Naur bash-4.3.orig/variables.c bash-4.3/variables.c --- bash-4.3.orig/variables.c 2014-02-14 16:55:12.000000000 +0000 +++ bash-4.3/variables.c 2014-10-10 14:40:53.377325804 +0000 @@ -83,6 +83,11 @@ #define ifsname(s) ((s)[0] == 'I' && (s)[1] == 'F' && (s)[2] == 'S' && (s)[3] == '\0') +#define BASHFUNC_PREFIX "BASH_FUNC_" +#define BASHFUNC_PREFLEN 10 /* == strlen(BASHFUNC_PREFIX */ +#define BASHFUNC_SUFFIX "%%" +#define BASHFUNC_SUFFLEN 2 /* == strlen(BASHFUNC_SUFFIX) */ + extern char **environ; /* Variables used here and defined in other files. */ @@ -279,7 +284,7 @@ static void propagate_temp_var __P((PTR_T)); static void dispose_temporary_env __P((sh_free_func_t *)); -static inline char *mk_env_string __P((const char *, const char *)); +static inline char *mk_env_string __P((const char *, const char *, int)); static char **make_env_array_from_var_list __P((SHELL_VAR **)); static char **make_var_export_array __P((VAR_CONTEXT *)); static char **make_func_export_array __P((void)); @@ -349,24 +354,33 @@ /* If exported function, define it now. Don't import functions from the environment in privileged mode. */ - if (privmode == 0 && read_but_dont_execute == 0 && STREQN ("() {", string, 4)) + if (privmode == 0 && read_but_dont_execute == 0 && + STREQN (BASHFUNC_PREFIX, name, BASHFUNC_PREFLEN) && + STREQ (BASHFUNC_SUFFIX, name + char_index - BASHFUNC_SUFFLEN) && + STREQN ("() {", string, 4)) { - string_length = strlen (string); - temp_string = (char *)xmalloc (3 + string_length + char_index); + size_t namelen; + char *tname; /* desired imported function name */ - strcpy (temp_string, name); - temp_string[char_index] = ' '; - strcpy (temp_string + char_index + 1, string); + namelen = char_index - BASHFUNC_PREFLEN - BASHFUNC_SUFFLEN; - if (posixly_correct == 0 || legal_identifier (name)) - parse_and_execute (temp_string, name, SEVAL_NONINT|SEVAL_NOHIST); + tname = name + BASHFUNC_PREFLEN; /* start of func name */ + tname[namelen] = '\0'; /* now tname == func name */ + + string_length = strlen (string); + temp_string = (char *)xmalloc (namelen + string_length + 2); - /* Ancient backwards compatibility. Old versions of bash exported - functions like name()=() {...} */ - if (name[char_index - 1] == ')' && name[char_index - 2] == '(') - name[char_index - 2] = '\0'; + memcpy (temp_string, tname, namelen); + temp_string[namelen] = ' '; + memcpy (temp_string + namelen + 1, string, string_length + 1); + + /* Don't import function names that are invalid identifiers from the + environment, though we still allow them to be defined as shell + variables. */ + if (absolute_program (tname) == 0 && (posixly_correct == 0 || legal_identifier (tname))) + parse_and_execute (temp_string, tname, SEVAL_NONINT|SEVAL_NOHIST|SEVAL_FUNCDEF|SEVAL_ONECMD); - if (temp_var = find_function (name)) + if (temp_var = find_function (tname)) { VSETATTR (temp_var, (att_exported|att_imported)); array_needs_making = 1; @@ -379,12 +393,11 @@ array_needs_making = 1; } last_command_exit_value = 1; - report_error (_("error importing function definition for `%s'"), name); + report_error (_("error importing function definition for `%s'"), tname); } - /* ( */ - if (name[char_index - 1] == ')' && name[char_index - 2] == '\0') - name[char_index - 2] = '('; /* ) */ + /* Restore original suffix */ + tname[namelen] = BASHFUNC_SUFFIX[0]; } #if defined (ARRAY_VARS) # if ARRAY_EXPORT @@ -2197,10 +2210,7 @@ /* local foo; local foo; is a no-op. */ old_var = find_variable (name); if (old_var && local_p (old_var) && old_var->context == variable_context) - { - VUNSETATTR (old_var, att_invisible); /* XXX */ - return (old_var); - } + return (old_var); was_tmpvar = old_var && tempvar_p (old_var); /* If we're making a local variable in a shell function, the temporary env @@ -2963,7 +2973,7 @@ var->context = variable_context; /* XXX */ INVALIDATE_EXPORTSTR (var); - var->exportstr = mk_env_string (name, value); + var->exportstr = mk_env_string (name, value, 0); array_needs_making = 1; @@ -3861,21 +3871,42 @@ /* **************************************************************** */ static inline char * -mk_env_string (name, value) +mk_env_string (name, value, isfunc) const char *name, *value; + int isfunc; { - int name_len, value_len; - char *p; + size_t name_len, value_len; + char *p, *q; name_len = strlen (name); value_len = STRLEN (value); - p = (char *)xmalloc (2 + name_len + value_len); - strcpy (p, name); - p[name_len] = '='; + + /* If we are exporting a shell function, construct the encoded function + name. */ + if (isfunc && value) + { + p = (char *)xmalloc (BASHFUNC_PREFLEN + name_len + BASHFUNC_SUFFLEN + value_len + 2); + q = p; + memcpy (q, BASHFUNC_PREFIX, BASHFUNC_PREFLEN); + q += BASHFUNC_PREFLEN; + memcpy (q, name, name_len); + q += name_len; + memcpy (q, BASHFUNC_SUFFIX, BASHFUNC_SUFFLEN); + q += BASHFUNC_SUFFLEN; + } + else + { + p = (char *)xmalloc (2 + name_len + value_len); + memcpy (p, name, name_len); + q = p + name_len; + } + + q[0] = '='; if (value && *value) - strcpy (p + name_len + 1, value); + memcpy (q + 1, value, value_len + 1); else - p[name_len + 1] = '\0'; + q[1] = '\0'; + return (p); } @@ -3961,7 +3992,7 @@ /* Gee, I'd like to get away with not using savestring() if we're using the cached exportstr... */ list[list_index] = USE_EXPORTSTR ? savestring (value) - : mk_env_string (var->name, value); + : mk_env_string (var->name, value, function_p (var)); if (USE_EXPORTSTR == 0) SAVE_EXPORTSTR (var, list[list_index]); diff -Naur bash-4.3.orig/y.tab.c bash-4.3/y.tab.c --- bash-4.3.orig/y.tab.c 2014-02-11 15:57:47.000000000 +0000 +++ bash-4.3/y.tab.c 2014-10-10 14:40:53.400659078 +0000 @@ -168,7 +168,7 @@ /* Copy the first part of user declarations. */ -#line 21 "/usr/homes/chet/src/bash/src/parse.y" +#line 21 "/usr/src/local/bash/bash-4.3-patched/parse.y" #include "config.h" @@ -319,6 +319,9 @@ static int reserved_word_acceptable __P((int)); static int yylex __P((void)); + +static void push_heredoc __P((REDIRECT *)); +static char *mk_alexpansion __P((char *)); static int alias_expand_token __P((char *)); static int time_command_acceptable __P((void)); static int special_case_tokens __P((char *)); @@ -416,7 +419,9 @@ /* Variables to manage the task of reading here documents, because we need to defer the reading until after a complete command has been collected. */ -static REDIRECT *redir_stack[10]; +#define HEREDOC_MAX 16 + +static REDIRECT *redir_stack[HEREDOC_MAX]; int need_here_doc; /* Where shell input comes from. History expansion is performed on each @@ -458,7 +463,7 @@ or `for WORD' begins. This is a nested command maximum, since the array index is decremented after a case, select, or for command is parsed. */ #define MAX_CASE_NEST 128 -static int word_lineno[MAX_CASE_NEST]; +static int word_lineno[MAX_CASE_NEST+1]; static int word_top = -1; /* If non-zero, it is the token that we want read_token to return @@ -492,7 +497,7 @@ #if ! defined YYSTYPE && ! defined YYSTYPE_IS_DECLARED typedef union YYSTYPE -#line 324 "/usr/homes/chet/src/bash/src/parse.y" +#line 329 "/usr/src/local/bash/bash-4.3-patched/parse.y" { WORD_DESC *word; /* the word that we read. */ int number; /* the number that we read. */ @@ -503,7 +508,7 @@ PATTERN_LIST *pattern; } /* Line 193 of yacc.c. */ -#line 507 "y.tab.c" +#line 512 "y.tab.c" YYSTYPE; # define yystype YYSTYPE /* obsolescent; will be withdrawn */ # define YYSTYPE_IS_DECLARED 1 @@ -516,7 +521,7 @@ /* Line 216 of yacc.c. */ -#line 520 "y.tab.c" +#line 525 "y.tab.c" #ifdef short # undef short @@ -886,23 +891,23 @@ /* YYRLINE[YYN] -- source line where rule number YYN was defined. */ static const yytype_uint16 yyrline[] = { - 0, 377, 377, 388, 397, 412, 422, 424, 428, 434, - 440, 446, 452, 458, 464, 470, 476, 482, 488, 494, - 500, 506, 512, 518, 525, 532, 539, 546, 553, 560, - 566, 572, 578, 584, 590, 596, 602, 608, 614, 620, - 626, 632, 638, 644, 650, 656, 662, 668, 674, 680, - 686, 692, 700, 702, 704, 708, 712, 723, 725, 729, - 731, 733, 749, 751, 755, 757, 759, 761, 763, 765, - 767, 769, 771, 773, 775, 779, 784, 789, 794, 799, - 804, 809, 814, 821, 826, 831, 836, 843, 848, 853, - 858, 863, 868, 875, 880, 885, 892, 895, 898, 902, - 904, 935, 942, 947, 964, 969, 986, 993, 995, 997, - 1002, 1006, 1010, 1014, 1016, 1018, 1022, 1023, 1027, 1029, - 1031, 1033, 1037, 1039, 1041, 1043, 1045, 1047, 1051, 1053, - 1062, 1070, 1071, 1077, 1078, 1085, 1089, 1091, 1093, 1100, - 1102, 1104, 1108, 1109, 1112, 1114, 1116, 1120, 1121, 1130, - 1143, 1159, 1174, 1176, 1178, 1185, 1188, 1192, 1194, 1200, - 1206, 1223, 1243, 1245, 1268, 1272, 1274, 1276 + 0, 382, 382, 393, 402, 417, 427, 429, 433, 439, + 445, 451, 457, 463, 469, 475, 481, 487, 493, 499, + 505, 511, 517, 523, 530, 537, 544, 551, 558, 565, + 571, 577, 583, 589, 595, 601, 607, 613, 619, 625, + 631, 637, 643, 649, 655, 661, 667, 673, 679, 685, + 691, 697, 705, 707, 709, 713, 717, 728, 730, 734, + 736, 738, 754, 756, 760, 762, 764, 766, 768, 770, + 772, 774, 776, 778, 780, 784, 789, 794, 799, 804, + 809, 814, 819, 826, 831, 836, 841, 848, 853, 858, + 863, 868, 873, 880, 885, 890, 897, 900, 903, 907, + 909, 940, 947, 952, 969, 974, 991, 998, 1000, 1002, + 1007, 1011, 1015, 1019, 1021, 1023, 1027, 1028, 1032, 1034, + 1036, 1038, 1042, 1044, 1046, 1048, 1050, 1052, 1056, 1058, + 1067, 1075, 1076, 1082, 1083, 1090, 1094, 1096, 1098, 1105, + 1107, 1109, 1113, 1114, 1117, 1119, 1121, 1125, 1126, 1135, + 1148, 1164, 1179, 1181, 1183, 1190, 1193, 1197, 1199, 1205, + 1211, 1228, 1248, 1250, 1273, 1277, 1279, 1281 }; #endif @@ -2093,7 +2098,7 @@ switch (yyn) { case 2: -#line 378 "/usr/homes/chet/src/bash/src/parse.y" +#line 383 "/usr/src/local/bash/bash-4.3-patched/parse.y" { /* Case of regular command. Discard the error safety net,and return the command just parsed. */ @@ -2107,7 +2112,7 @@ break; case 3: -#line 389 "/usr/homes/chet/src/bash/src/parse.y" +#line 394 "/usr/src/local/bash/bash-4.3-patched/parse.y" { /* Case of regular command, but not a very interesting one. Return a NULL command. */ @@ -2119,7 +2124,7 @@ break; case 4: -#line 398 "/usr/homes/chet/src/bash/src/parse.y" +#line 403 "/usr/src/local/bash/bash-4.3-patched/parse.y" { /* Error during parsing. Return NULL command. */ global_command = (COMMAND *)NULL; @@ -2137,7 +2142,7 @@ break; case 5: -#line 413 "/usr/homes/chet/src/bash/src/parse.y" +#line 418 "/usr/src/local/bash/bash-4.3-patched/parse.y" { /* Case of EOF seen by itself. Do ignoreeof or not. */ @@ -2148,17 +2153,17 @@ break; case 6: -#line 423 "/usr/homes/chet/src/bash/src/parse.y" +#line 428 "/usr/src/local/bash/bash-4.3-patched/parse.y" { (yyval.word_list) = make_word_list ((yyvsp[(1) - (1)].word), (WORD_LIST *)NULL); } break; case 7: -#line 425 "/usr/homes/chet/src/bash/src/parse.y" +#line 430 "/usr/src/local/bash/bash-4.3-patched/parse.y" { (yyval.word_list) = make_word_list ((yyvsp[(2) - (2)].word), (yyvsp[(1) - (2)].word_list)); } break; case 8: -#line 429 "/usr/homes/chet/src/bash/src/parse.y" +#line 434 "/usr/src/local/bash/bash-4.3-patched/parse.y" { source.dest = 1; redir.filename = (yyvsp[(2) - (2)].word); @@ -2167,7 +2172,7 @@ break; case 9: -#line 435 "/usr/homes/chet/src/bash/src/parse.y" +#line 440 "/usr/src/local/bash/bash-4.3-patched/parse.y" { source.dest = 0; redir.filename = (yyvsp[(2) - (2)].word); @@ -2176,7 +2181,7 @@ break; case 10: -#line 441 "/usr/homes/chet/src/bash/src/parse.y" +#line 446 "/usr/src/local/bash/bash-4.3-patched/parse.y" { source.dest = (yyvsp[(1) - (3)].number); redir.filename = (yyvsp[(3) - (3)].word); @@ -2185,7 +2190,7 @@ break; case 11: -#line 447 "/usr/homes/chet/src/bash/src/parse.y" +#line 452 "/usr/src/local/bash/bash-4.3-patched/parse.y" { source.dest = (yyvsp[(1) - (3)].number); redir.filename = (yyvsp[(3) - (3)].word); @@ -2194,7 +2199,7 @@ break; case 12: -#line 453 "/usr/homes/chet/src/bash/src/parse.y" +#line 458 "/usr/src/local/bash/bash-4.3-patched/parse.y" { source.filename = (yyvsp[(1) - (3)].word); redir.filename = (yyvsp[(3) - (3)].word); @@ -2203,7 +2208,7 @@ break; case 13: -#line 459 "/usr/homes/chet/src/bash/src/parse.y" +#line 464 "/usr/src/local/bash/bash-4.3-patched/parse.y" { source.filename = (yyvsp[(1) - (3)].word); redir.filename = (yyvsp[(3) - (3)].word); @@ -2212,7 +2217,7 @@ break; case 14: -#line 465 "/usr/homes/chet/src/bash/src/parse.y" +#line 470 "/usr/src/local/bash/bash-4.3-patched/parse.y" { source.dest = 1; redir.filename = (yyvsp[(2) - (2)].word); @@ -2221,7 +2226,7 @@ break; case 15: -#line 471 "/usr/homes/chet/src/bash/src/parse.y" +#line 476 "/usr/src/local/bash/bash-4.3-patched/parse.y" { source.dest = (yyvsp[(1) - (3)].number); redir.filename = (yyvsp[(3) - (3)].word); @@ -2230,7 +2235,7 @@ break; case 16: -#line 477 "/usr/homes/chet/src/bash/src/parse.y" +#line 482 "/usr/src/local/bash/bash-4.3-patched/parse.y" { source.filename = (yyvsp[(1) - (3)].word); redir.filename = (yyvsp[(3) - (3)].word); @@ -2239,7 +2244,7 @@ break; case 17: -#line 483 "/usr/homes/chet/src/bash/src/parse.y" +#line 488 "/usr/src/local/bash/bash-4.3-patched/parse.y" { source.dest = 1; redir.filename = (yyvsp[(2) - (2)].word); @@ -2248,7 +2253,7 @@ break; case 18: -#line 489 "/usr/homes/chet/src/bash/src/parse.y" +#line 494 "/usr/src/local/bash/bash-4.3-patched/parse.y" { source.dest = (yyvsp[(1) - (3)].number); redir.filename = (yyvsp[(3) - (3)].word); @@ -2257,7 +2262,7 @@ break; case 19: -#line 495 "/usr/homes/chet/src/bash/src/parse.y" +#line 500 "/usr/src/local/bash/bash-4.3-patched/parse.y" { source.filename = (yyvsp[(1) - (3)].word); redir.filename = (yyvsp[(3) - (3)].word); @@ -2266,7 +2271,7 @@ break; case 20: -#line 501 "/usr/homes/chet/src/bash/src/parse.y" +#line 506 "/usr/src/local/bash/bash-4.3-patched/parse.y" { source.dest = 0; redir.filename = (yyvsp[(2) - (2)].word); @@ -2275,7 +2280,7 @@ break; case 21: -#line 507 "/usr/homes/chet/src/bash/src/parse.y" +#line 512 "/usr/src/local/bash/bash-4.3-patched/parse.y" { source.dest = (yyvsp[(1) - (3)].number); redir.filename = (yyvsp[(3) - (3)].word); @@ -2284,7 +2289,7 @@ break; case 22: -#line 513 "/usr/homes/chet/src/bash/src/parse.y" +#line 518 "/usr/src/local/bash/bash-4.3-patched/parse.y" { source.filename = (yyvsp[(1) - (3)].word); redir.filename = (yyvsp[(3) - (3)].word); @@ -2293,67 +2298,67 @@ break; case 23: -#line 519 "/usr/homes/chet/src/bash/src/parse.y" +#line 524 "/usr/src/local/bash/bash-4.3-patched/parse.y" { source.dest = 0; redir.filename = (yyvsp[(2) - (2)].word); (yyval.redirect) = make_redirection (source, r_reading_until, redir, 0); - redir_stack[need_here_doc++] = (yyval.redirect); + push_heredoc ((yyval.redirect)); } break; case 24: -#line 526 "/usr/homes/chet/src/bash/src/parse.y" +#line 531 "/usr/src/local/bash/bash-4.3-patched/parse.y" { source.dest = (yyvsp[(1) - (3)].number); redir.filename = (yyvsp[(3) - (3)].word); (yyval.redirect) = make_redirection (source, r_reading_until, redir, 0); - redir_stack[need_here_doc++] = (yyval.redirect); + push_heredoc ((yyval.redirect)); } break; case 25: -#line 533 "/usr/homes/chet/src/bash/src/parse.y" +#line 538 "/usr/src/local/bash/bash-4.3-patched/parse.y" { source.filename = (yyvsp[(1) - (3)].word); redir.filename = (yyvsp[(3) - (3)].word); (yyval.redirect) = make_redirection (source, r_reading_until, redir, REDIR_VARASSIGN); - redir_stack[need_here_doc++] = (yyval.redirect); + push_heredoc ((yyval.redirect)); } break; case 26: -#line 540 "/usr/homes/chet/src/bash/src/parse.y" +#line 545 "/usr/src/local/bash/bash-4.3-patched/parse.y" { source.dest = 0; redir.filename = (yyvsp[(2) - (2)].word); (yyval.redirect) = make_redirection (source, r_deblank_reading_until, redir, 0); - redir_stack[need_here_doc++] = (yyval.redirect); + push_heredoc ((yyval.redirect)); } break; case 27: -#line 547 "/usr/homes/chet/src/bash/src/parse.y" +#line 552 "/usr/src/local/bash/bash-4.3-patched/parse.y" { source.dest = (yyvsp[(1) - (3)].number); redir.filename = (yyvsp[(3) - (3)].word); (yyval.redirect) = make_redirection (source, r_deblank_reading_until, redir, 0); - redir_stack[need_here_doc++] = (yyval.redirect); + push_heredoc ((yyval.redirect)); } break; case 28: -#line 554 "/usr/homes/chet/src/bash/src/parse.y" +#line 559 "/usr/src/local/bash/bash-4.3-patched/parse.y" { source.filename = (yyvsp[(1) - (3)].word); redir.filename = (yyvsp[(3) - (3)].word); (yyval.redirect) = make_redirection (source, r_deblank_reading_until, redir, REDIR_VARASSIGN); - redir_stack[need_here_doc++] = (yyval.redirect); + push_heredoc ((yyval.redirect)); } break; case 29: -#line 561 "/usr/homes/chet/src/bash/src/parse.y" +#line 566 "/usr/src/local/bash/bash-4.3-patched/parse.y" { source.dest = 0; redir.filename = (yyvsp[(2) - (2)].word); @@ -2362,7 +2367,7 @@ break; case 30: -#line 567 "/usr/homes/chet/src/bash/src/parse.y" +#line 572 "/usr/src/local/bash/bash-4.3-patched/parse.y" { source.dest = (yyvsp[(1) - (3)].number); redir.filename = (yyvsp[(3) - (3)].word); @@ -2371,7 +2376,7 @@ break; case 31: -#line 573 "/usr/homes/chet/src/bash/src/parse.y" +#line 578 "/usr/src/local/bash/bash-4.3-patched/parse.y" { source.filename = (yyvsp[(1) - (3)].word); redir.filename = (yyvsp[(3) - (3)].word); @@ -2380,7 +2385,7 @@ break; case 32: -#line 579 "/usr/homes/chet/src/bash/src/parse.y" +#line 584 "/usr/src/local/bash/bash-4.3-patched/parse.y" { source.dest = 0; redir.dest = (yyvsp[(2) - (2)].number); @@ -2389,7 +2394,7 @@ break; case 33: -#line 585 "/usr/homes/chet/src/bash/src/parse.y" +#line 590 "/usr/src/local/bash/bash-4.3-patched/parse.y" { source.dest = (yyvsp[(1) - (3)].number); redir.dest = (yyvsp[(3) - (3)].number); @@ -2398,7 +2403,7 @@ break; case 34: -#line 591 "/usr/homes/chet/src/bash/src/parse.y" +#line 596 "/usr/src/local/bash/bash-4.3-patched/parse.y" { source.filename = (yyvsp[(1) - (3)].word); redir.dest = (yyvsp[(3) - (3)].number); @@ -2407,7 +2412,7 @@ break; case 35: -#line 597 "/usr/homes/chet/src/bash/src/parse.y" +#line 602 "/usr/src/local/bash/bash-4.3-patched/parse.y" { source.dest = 1; redir.dest = (yyvsp[(2) - (2)].number); @@ -2416,7 +2421,7 @@ break; case 36: -#line 603 "/usr/homes/chet/src/bash/src/parse.y" +#line 608 "/usr/src/local/bash/bash-4.3-patched/parse.y" { source.dest = (yyvsp[(1) - (3)].number); redir.dest = (yyvsp[(3) - (3)].number); @@ -2425,7 +2430,7 @@ break; case 37: -#line 609 "/usr/homes/chet/src/bash/src/parse.y" +#line 614 "/usr/src/local/bash/bash-4.3-patched/parse.y" { source.filename = (yyvsp[(1) - (3)].word); redir.dest = (yyvsp[(3) - (3)].number); @@ -2434,7 +2439,7 @@ break; case 38: -#line 615 "/usr/homes/chet/src/bash/src/parse.y" +#line 620 "/usr/src/local/bash/bash-4.3-patched/parse.y" { source.dest = 0; redir.filename = (yyvsp[(2) - (2)].word); @@ -2443,7 +2448,7 @@ break; case 39: -#line 621 "/usr/homes/chet/src/bash/src/parse.y" +#line 626 "/usr/src/local/bash/bash-4.3-patched/parse.y" { source.dest = (yyvsp[(1) - (3)].number); redir.filename = (yyvsp[(3) - (3)].word); @@ -2452,7 +2457,7 @@ break; case 40: -#line 627 "/usr/homes/chet/src/bash/src/parse.y" +#line 632 "/usr/src/local/bash/bash-4.3-patched/parse.y" { source.filename = (yyvsp[(1) - (3)].word); redir.filename = (yyvsp[(3) - (3)].word); @@ -2461,7 +2466,7 @@ break; case 41: -#line 633 "/usr/homes/chet/src/bash/src/parse.y" +#line 638 "/usr/src/local/bash/bash-4.3-patched/parse.y" { source.dest = 1; redir.filename = (yyvsp[(2) - (2)].word); @@ -2470,7 +2475,7 @@ break; case 42: -#line 639 "/usr/homes/chet/src/bash/src/parse.y" +#line 644 "/usr/src/local/bash/bash-4.3-patched/parse.y" { source.dest = (yyvsp[(1) - (3)].number); redir.filename = (yyvsp[(3) - (3)].word); @@ -2479,7 +2484,7 @@ break; case 43: -#line 645 "/usr/homes/chet/src/bash/src/parse.y" +#line 650 "/usr/src/local/bash/bash-4.3-patched/parse.y" { source.filename = (yyvsp[(1) - (3)].word); redir.filename = (yyvsp[(3) - (3)].word); @@ -2488,7 +2493,7 @@ break; case 44: -#line 651 "/usr/homes/chet/src/bash/src/parse.y" +#line 656 "/usr/src/local/bash/bash-4.3-patched/parse.y" { source.dest = 1; redir.dest = 0; @@ -2497,7 +2502,7 @@ break; case 45: -#line 657 "/usr/homes/chet/src/bash/src/parse.y" +#line 662 "/usr/src/local/bash/bash-4.3-patched/parse.y" { source.dest = (yyvsp[(1) - (3)].number); redir.dest = 0; @@ -2506,7 +2511,7 @@ break; case 46: -#line 663 "/usr/homes/chet/src/bash/src/parse.y" +#line 668 "/usr/src/local/bash/bash-4.3-patched/parse.y" { source.filename = (yyvsp[(1) - (3)].word); redir.dest = 0; @@ -2515,7 +2520,7 @@ break; case 47: -#line 669 "/usr/homes/chet/src/bash/src/parse.y" +#line 674 "/usr/src/local/bash/bash-4.3-patched/parse.y" { source.dest = 0; redir.dest = 0; @@ -2524,7 +2529,7 @@ break; case 48: -#line 675 "/usr/homes/chet/src/bash/src/parse.y" +#line 680 "/usr/src/local/bash/bash-4.3-patched/parse.y" { source.dest = (yyvsp[(1) - (3)].number); redir.dest = 0; @@ -2533,7 +2538,7 @@ break; case 49: -#line 681 "/usr/homes/chet/src/bash/src/parse.y" +#line 686 "/usr/src/local/bash/bash-4.3-patched/parse.y" { source.filename = (yyvsp[(1) - (3)].word); redir.dest = 0; @@ -2542,7 +2547,7 @@ break; case 50: -#line 687 "/usr/homes/chet/src/bash/src/parse.y" +#line 692 "/usr/src/local/bash/bash-4.3-patched/parse.y" { source.dest = 1; redir.filename = (yyvsp[(2) - (2)].word); @@ -2551,7 +2556,7 @@ break; case 51: -#line 693 "/usr/homes/chet/src/bash/src/parse.y" +#line 698 "/usr/src/local/bash/bash-4.3-patched/parse.y" { source.dest = 1; redir.filename = (yyvsp[(2) - (2)].word); @@ -2560,29 +2565,29 @@ break; case 52: -#line 701 "/usr/homes/chet/src/bash/src/parse.y" +#line 706 "/usr/src/local/bash/bash-4.3-patched/parse.y" { (yyval.element).word = (yyvsp[(1) - (1)].word); (yyval.element).redirect = 0; } break; case 53: -#line 703 "/usr/homes/chet/src/bash/src/parse.y" +#line 708 "/usr/src/local/bash/bash-4.3-patched/parse.y" { (yyval.element).word = (yyvsp[(1) - (1)].word); (yyval.element).redirect = 0; } break; case 54: -#line 705 "/usr/homes/chet/src/bash/src/parse.y" +#line 710 "/usr/src/local/bash/bash-4.3-patched/parse.y" { (yyval.element).redirect = (yyvsp[(1) - (1)].redirect); (yyval.element).word = 0; } break; case 55: -#line 709 "/usr/homes/chet/src/bash/src/parse.y" +#line 714 "/usr/src/local/bash/bash-4.3-patched/parse.y" { (yyval.redirect) = (yyvsp[(1) - (1)].redirect); } break; case 56: -#line 713 "/usr/homes/chet/src/bash/src/parse.y" +#line 718 "/usr/src/local/bash/bash-4.3-patched/parse.y" { register REDIRECT *t; @@ -2594,27 +2599,27 @@ break; case 57: -#line 724 "/usr/homes/chet/src/bash/src/parse.y" +#line 729 "/usr/src/local/bash/bash-4.3-patched/parse.y" { (yyval.command) = make_simple_command ((yyvsp[(1) - (1)].element), (COMMAND *)NULL); } break; case 58: -#line 726 "/usr/homes/chet/src/bash/src/parse.y" +#line 731 "/usr/src/local/bash/bash-4.3-patched/parse.y" { (yyval.command) = make_simple_command ((yyvsp[(2) - (2)].element), (yyvsp[(1) - (2)].command)); } break; case 59: -#line 730 "/usr/homes/chet/src/bash/src/parse.y" +#line 735 "/usr/src/local/bash/bash-4.3-patched/parse.y" { (yyval.command) = clean_simple_command ((yyvsp[(1) - (1)].command)); } break; case 60: -#line 732 "/usr/homes/chet/src/bash/src/parse.y" +#line 737 "/usr/src/local/bash/bash-4.3-patched/parse.y" { (yyval.command) = (yyvsp[(1) - (1)].command); } break; case 61: -#line 734 "/usr/homes/chet/src/bash/src/parse.y" +#line 739 "/usr/src/local/bash/bash-4.3-patched/parse.y" { COMMAND *tc; @@ -2633,72 +2638,72 @@ break; case 62: -#line 750 "/usr/homes/chet/src/bash/src/parse.y" +#line 755 "/usr/src/local/bash/bash-4.3-patched/parse.y" { (yyval.command) = (yyvsp[(1) - (1)].command); } break; case 63: -#line 752 "/usr/homes/chet/src/bash/src/parse.y" +#line 757 "/usr/src/local/bash/bash-4.3-patched/parse.y" { (yyval.command) = (yyvsp[(1) - (1)].command); } break; case 64: -#line 756 "/usr/homes/chet/src/bash/src/parse.y" +#line 761 "/usr/src/local/bash/bash-4.3-patched/parse.y" { (yyval.command) = (yyvsp[(1) - (1)].command); } break; case 65: -#line 758 "/usr/homes/chet/src/bash/src/parse.y" +#line 763 "/usr/src/local/bash/bash-4.3-patched/parse.y" { (yyval.command) = (yyvsp[(1) - (1)].command); } break; case 66: -#line 760 "/usr/homes/chet/src/bash/src/parse.y" +#line 765 "/usr/src/local/bash/bash-4.3-patched/parse.y" { (yyval.command) = make_while_command ((yyvsp[(2) - (5)].command), (yyvsp[(4) - (5)].command)); } break; case 67: -#line 762 "/usr/homes/chet/src/bash/src/parse.y" +#line 767 "/usr/src/local/bash/bash-4.3-patched/parse.y" { (yyval.command) = make_until_command ((yyvsp[(2) - (5)].command), (yyvsp[(4) - (5)].command)); } break; case 68: -#line 764 "/usr/homes/chet/src/bash/src/parse.y" +#line 769 "/usr/src/local/bash/bash-4.3-patched/parse.y" { (yyval.command) = (yyvsp[(1) - (1)].command); } break; case 69: -#line 766 "/usr/homes/chet/src/bash/src/parse.y" +#line 771 "/usr/src/local/bash/bash-4.3-patched/parse.y" { (yyval.command) = (yyvsp[(1) - (1)].command); } break; case 70: -#line 768 "/usr/homes/chet/src/bash/src/parse.y" +#line 773 "/usr/src/local/bash/bash-4.3-patched/parse.y" { (yyval.command) = (yyvsp[(1) - (1)].command); } break; case 71: -#line 770 "/usr/homes/chet/src/bash/src/parse.y" +#line 775 "/usr/src/local/bash/bash-4.3-patched/parse.y" { (yyval.command) = (yyvsp[(1) - (1)].command); } break; case 72: -#line 772 "/usr/homes/chet/src/bash/src/parse.y" +#line 777 "/usr/src/local/bash/bash-4.3-patched/parse.y" { (yyval.command) = (yyvsp[(1) - (1)].command); } break; case 73: -#line 774 "/usr/homes/chet/src/bash/src/parse.y" +#line 779 "/usr/src/local/bash/bash-4.3-patched/parse.y" { (yyval.command) = (yyvsp[(1) - (1)].command); } break; case 74: -#line 776 "/usr/homes/chet/src/bash/src/parse.y" +#line 781 "/usr/src/local/bash/bash-4.3-patched/parse.y" { (yyval.command) = (yyvsp[(1) - (1)].command); } break; case 75: -#line 780 "/usr/homes/chet/src/bash/src/parse.y" +#line 785 "/usr/src/local/bash/bash-4.3-patched/parse.y" { (yyval.command) = make_for_command ((yyvsp[(2) - (6)].word), add_string_to_list ("\"$@\"", (WORD_LIST *)NULL), (yyvsp[(5) - (6)].command), word_lineno[word_top]); if (word_top > 0) word_top--; @@ -2706,7 +2711,7 @@ break; case 76: -#line 785 "/usr/homes/chet/src/bash/src/parse.y" +#line 790 "/usr/src/local/bash/bash-4.3-patched/parse.y" { (yyval.command) = make_for_command ((yyvsp[(2) - (6)].word), add_string_to_list ("\"$@\"", (WORD_LIST *)NULL), (yyvsp[(5) - (6)].command), word_lineno[word_top]); if (word_top > 0) word_top--; @@ -2714,7 +2719,7 @@ break; case 77: -#line 790 "/usr/homes/chet/src/bash/src/parse.y" +#line 795 "/usr/src/local/bash/bash-4.3-patched/parse.y" { (yyval.command) = make_for_command ((yyvsp[(2) - (7)].word), add_string_to_list ("\"$@\"", (WORD_LIST *)NULL), (yyvsp[(6) - (7)].command), word_lineno[word_top]); if (word_top > 0) word_top--; @@ -2722,7 +2727,7 @@ break; case 78: -#line 795 "/usr/homes/chet/src/bash/src/parse.y" +#line 800 "/usr/src/local/bash/bash-4.3-patched/parse.y" { (yyval.command) = make_for_command ((yyvsp[(2) - (7)].word), add_string_to_list ("\"$@\"", (WORD_LIST *)NULL), (yyvsp[(6) - (7)].command), word_lineno[word_top]); if (word_top > 0) word_top--; @@ -2730,7 +2735,7 @@ break; case 79: -#line 800 "/usr/homes/chet/src/bash/src/parse.y" +#line 805 "/usr/src/local/bash/bash-4.3-patched/parse.y" { (yyval.command) = make_for_command ((yyvsp[(2) - (10)].word), REVERSE_LIST ((yyvsp[(5) - (10)].word_list), WORD_LIST *), (yyvsp[(9) - (10)].command), word_lineno[word_top]); if (word_top > 0) word_top--; @@ -2738,7 +2743,7 @@ break; case 80: -#line 805 "/usr/homes/chet/src/bash/src/parse.y" +#line 810 "/usr/src/local/bash/bash-4.3-patched/parse.y" { (yyval.command) = make_for_command ((yyvsp[(2) - (10)].word), REVERSE_LIST ((yyvsp[(5) - (10)].word_list), WORD_LIST *), (yyvsp[(9) - (10)].command), word_lineno[word_top]); if (word_top > 0) word_top--; @@ -2746,7 +2751,7 @@ break; case 81: -#line 810 "/usr/homes/chet/src/bash/src/parse.y" +#line 815 "/usr/src/local/bash/bash-4.3-patched/parse.y" { (yyval.command) = make_for_command ((yyvsp[(2) - (9)].word), (WORD_LIST *)NULL, (yyvsp[(8) - (9)].command), word_lineno[word_top]); if (word_top > 0) word_top--; @@ -2754,7 +2759,7 @@ break; case 82: -#line 815 "/usr/homes/chet/src/bash/src/parse.y" +#line 820 "/usr/src/local/bash/bash-4.3-patched/parse.y" { (yyval.command) = make_for_command ((yyvsp[(2) - (9)].word), (WORD_LIST *)NULL, (yyvsp[(8) - (9)].command), word_lineno[word_top]); if (word_top > 0) word_top--; @@ -2762,7 +2767,7 @@ break; case 83: -#line 822 "/usr/homes/chet/src/bash/src/parse.y" +#line 827 "/usr/src/local/bash/bash-4.3-patched/parse.y" { (yyval.command) = make_arith_for_command ((yyvsp[(2) - (7)].word_list), (yyvsp[(6) - (7)].command), arith_for_lineno); if (word_top > 0) word_top--; @@ -2770,7 +2775,7 @@ break; case 84: -#line 827 "/usr/homes/chet/src/bash/src/parse.y" +#line 832 "/usr/src/local/bash/bash-4.3-patched/parse.y" { (yyval.command) = make_arith_for_command ((yyvsp[(2) - (7)].word_list), (yyvsp[(6) - (7)].command), arith_for_lineno); if (word_top > 0) word_top--; @@ -2778,7 +2783,7 @@ break; case 85: -#line 832 "/usr/homes/chet/src/bash/src/parse.y" +#line 837 "/usr/src/local/bash/bash-4.3-patched/parse.y" { (yyval.command) = make_arith_for_command ((yyvsp[(2) - (5)].word_list), (yyvsp[(4) - (5)].command), arith_for_lineno); if (word_top > 0) word_top--; @@ -2786,7 +2791,7 @@ break; case 86: -#line 837 "/usr/homes/chet/src/bash/src/parse.y" +#line 842 "/usr/src/local/bash/bash-4.3-patched/parse.y" { (yyval.command) = make_arith_for_command ((yyvsp[(2) - (5)].word_list), (yyvsp[(4) - (5)].command), arith_for_lineno); if (word_top > 0) word_top--; @@ -2794,7 +2799,7 @@ break; case 87: -#line 844 "/usr/homes/chet/src/bash/src/parse.y" +#line 849 "/usr/src/local/bash/bash-4.3-patched/parse.y" { (yyval.command) = make_select_command ((yyvsp[(2) - (6)].word), add_string_to_list ("\"$@\"", (WORD_LIST *)NULL), (yyvsp[(5) - (6)].command), word_lineno[word_top]); if (word_top > 0) word_top--; @@ -2802,7 +2807,7 @@ break; case 88: -#line 849 "/usr/homes/chet/src/bash/src/parse.y" +#line 854 "/usr/src/local/bash/bash-4.3-patched/parse.y" { (yyval.command) = make_select_command ((yyvsp[(2) - (6)].word), add_string_to_list ("\"$@\"", (WORD_LIST *)NULL), (yyvsp[(5) - (6)].command), word_lineno[word_top]); if (word_top > 0) word_top--; @@ -2810,7 +2815,7 @@ break; case 89: -#line 854 "/usr/homes/chet/src/bash/src/parse.y" +#line 859 "/usr/src/local/bash/bash-4.3-patched/parse.y" { (yyval.command) = make_select_command ((yyvsp[(2) - (7)].word), add_string_to_list ("\"$@\"", (WORD_LIST *)NULL), (yyvsp[(6) - (7)].command), word_lineno[word_top]); if (word_top > 0) word_top--; @@ -2818,7 +2823,7 @@ break; case 90: -#line 859 "/usr/homes/chet/src/bash/src/parse.y" +#line 864 "/usr/src/local/bash/bash-4.3-patched/parse.y" { (yyval.command) = make_select_command ((yyvsp[(2) - (7)].word), add_string_to_list ("\"$@\"", (WORD_LIST *)NULL), (yyvsp[(6) - (7)].command), word_lineno[word_top]); if (word_top > 0) word_top--; @@ -2826,7 +2831,7 @@ break; case 91: -#line 864 "/usr/homes/chet/src/bash/src/parse.y" +#line 869 "/usr/src/local/bash/bash-4.3-patched/parse.y" { (yyval.command) = make_select_command ((yyvsp[(2) - (10)].word), REVERSE_LIST ((yyvsp[(5) - (10)].word_list), WORD_LIST *), (yyvsp[(9) - (10)].command), word_lineno[word_top]); if (word_top > 0) word_top--; @@ -2834,7 +2839,7 @@ break; case 92: -#line 869 "/usr/homes/chet/src/bash/src/parse.y" +#line 874 "/usr/src/local/bash/bash-4.3-patched/parse.y" { (yyval.command) = make_select_command ((yyvsp[(2) - (10)].word), REVERSE_LIST ((yyvsp[(5) - (10)].word_list), WORD_LIST *), (yyvsp[(9) - (10)].command), word_lineno[word_top]); if (word_top > 0) word_top--; @@ -2842,7 +2847,7 @@ break; case 93: -#line 876 "/usr/homes/chet/src/bash/src/parse.y" +#line 881 "/usr/src/local/bash/bash-4.3-patched/parse.y" { (yyval.command) = make_case_command ((yyvsp[(2) - (6)].word), (PATTERN_LIST *)NULL, word_lineno[word_top]); if (word_top > 0) word_top--; @@ -2850,7 +2855,7 @@ break; case 94: -#line 881 "/usr/homes/chet/src/bash/src/parse.y" +#line 886 "/usr/src/local/bash/bash-4.3-patched/parse.y" { (yyval.command) = make_case_command ((yyvsp[(2) - (7)].word), (yyvsp[(5) - (7)].pattern), word_lineno[word_top]); if (word_top > 0) word_top--; @@ -2858,7 +2863,7 @@ break; case 95: -#line 886 "/usr/homes/chet/src/bash/src/parse.y" +#line 891 "/usr/src/local/bash/bash-4.3-patched/parse.y" { (yyval.command) = make_case_command ((yyvsp[(2) - (6)].word), (yyvsp[(5) - (6)].pattern), word_lineno[word_top]); if (word_top > 0) word_top--; @@ -2866,27 +2871,27 @@ break; case 96: -#line 893 "/usr/homes/chet/src/bash/src/parse.y" +#line 898 "/usr/src/local/bash/bash-4.3-patched/parse.y" { (yyval.command) = make_function_def ((yyvsp[(1) - (5)].word), (yyvsp[(5) - (5)].command), function_dstart, function_bstart); } break; case 97: -#line 896 "/usr/homes/chet/src/bash/src/parse.y" +#line 901 "/usr/src/local/bash/bash-4.3-patched/parse.y" { (yyval.command) = make_function_def ((yyvsp[(2) - (6)].word), (yyvsp[(6) - (6)].command), function_dstart, function_bstart); } break; case 98: -#line 899 "/usr/homes/chet/src/bash/src/parse.y" +#line 904 "/usr/src/local/bash/bash-4.3-patched/parse.y" { (yyval.command) = make_function_def ((yyvsp[(2) - (4)].word), (yyvsp[(4) - (4)].command), function_dstart, function_bstart); } break; case 99: -#line 903 "/usr/homes/chet/src/bash/src/parse.y" +#line 908 "/usr/src/local/bash/bash-4.3-patched/parse.y" { (yyval.command) = (yyvsp[(1) - (1)].command); } break; case 100: -#line 905 "/usr/homes/chet/src/bash/src/parse.y" +#line 910 "/usr/src/local/bash/bash-4.3-patched/parse.y" { COMMAND *tc; @@ -2918,7 +2923,7 @@ break; case 101: -#line 936 "/usr/homes/chet/src/bash/src/parse.y" +#line 941 "/usr/src/local/bash/bash-4.3-patched/parse.y" { (yyval.command) = make_subshell_command ((yyvsp[(2) - (3)].command)); (yyval.command)->flags |= CMD_WANT_SUBSHELL; @@ -2926,7 +2931,7 @@ break; case 102: -#line 943 "/usr/homes/chet/src/bash/src/parse.y" +#line 948 "/usr/src/local/bash/bash-4.3-patched/parse.y" { (yyval.command) = make_coproc_command ("COPROC", (yyvsp[(2) - (2)].command)); (yyval.command)->flags |= CMD_WANT_SUBSHELL|CMD_COPROC_SUBSHELL; @@ -2934,7 +2939,7 @@ break; case 103: -#line 948 "/usr/homes/chet/src/bash/src/parse.y" +#line 953 "/usr/src/local/bash/bash-4.3-patched/parse.y" { COMMAND *tc; @@ -2954,7 +2959,7 @@ break; case 104: -#line 965 "/usr/homes/chet/src/bash/src/parse.y" +#line 970 "/usr/src/local/bash/bash-4.3-patched/parse.y" { (yyval.command) = make_coproc_command ((yyvsp[(2) - (3)].word)->word, (yyvsp[(3) - (3)].command)); (yyval.command)->flags |= CMD_WANT_SUBSHELL|CMD_COPROC_SUBSHELL; @@ -2962,7 +2967,7 @@ break; case 105: -#line 970 "/usr/homes/chet/src/bash/src/parse.y" +#line 975 "/usr/src/local/bash/bash-4.3-patched/parse.y" { COMMAND *tc; @@ -2982,7 +2987,7 @@ break; case 106: -#line 987 "/usr/homes/chet/src/bash/src/parse.y" +#line 992 "/usr/src/local/bash/bash-4.3-patched/parse.y" { (yyval.command) = make_coproc_command ("COPROC", clean_simple_command ((yyvsp[(2) - (2)].command))); (yyval.command)->flags |= CMD_WANT_SUBSHELL|CMD_COPROC_SUBSHELL; @@ -2990,117 +2995,117 @@ break; case 107: -#line 994 "/usr/homes/chet/src/bash/src/parse.y" +#line 999 "/usr/src/local/bash/bash-4.3-patched/parse.y" { (yyval.command) = make_if_command ((yyvsp[(2) - (5)].command), (yyvsp[(4) - (5)].command), (COMMAND *)NULL); } break; case 108: -#line 996 "/usr/homes/chet/src/bash/src/parse.y" +#line 1001 "/usr/src/local/bash/bash-4.3-patched/parse.y" { (yyval.command) = make_if_command ((yyvsp[(2) - (7)].command), (yyvsp[(4) - (7)].command), (yyvsp[(6) - (7)].command)); } break; case 109: -#line 998 "/usr/homes/chet/src/bash/src/parse.y" +#line 1003 "/usr/src/local/bash/bash-4.3-patched/parse.y" { (yyval.command) = make_if_command ((yyvsp[(2) - (6)].command), (yyvsp[(4) - (6)].command), (yyvsp[(5) - (6)].command)); } break; case 110: -#line 1003 "/usr/homes/chet/src/bash/src/parse.y" +#line 1008 "/usr/src/local/bash/bash-4.3-patched/parse.y" { (yyval.command) = make_group_command ((yyvsp[(2) - (3)].command)); } break; case 111: -#line 1007 "/usr/homes/chet/src/bash/src/parse.y" +#line 1012 "/usr/src/local/bash/bash-4.3-patched/parse.y" { (yyval.command) = make_arith_command ((yyvsp[(1) - (1)].word_list)); } break; case 112: -#line 1011 "/usr/homes/chet/src/bash/src/parse.y" +#line 1016 "/usr/src/local/bash/bash-4.3-patched/parse.y" { (yyval.command) = (yyvsp[(2) - (3)].command); } break; case 113: -#line 1015 "/usr/homes/chet/src/bash/src/parse.y" +#line 1020 "/usr/src/local/bash/bash-4.3-patched/parse.y" { (yyval.command) = make_if_command ((yyvsp[(2) - (4)].command), (yyvsp[(4) - (4)].command), (COMMAND *)NULL); } break; case 114: -#line 1017 "/usr/homes/chet/src/bash/src/parse.y" +#line 1022 "/usr/src/local/bash/bash-4.3-patched/parse.y" { (yyval.command) = make_if_command ((yyvsp[(2) - (6)].command), (yyvsp[(4) - (6)].command), (yyvsp[(6) - (6)].command)); } break; case 115: -#line 1019 "/usr/homes/chet/src/bash/src/parse.y" +#line 1024 "/usr/src/local/bash/bash-4.3-patched/parse.y" { (yyval.command) = make_if_command ((yyvsp[(2) - (5)].command), (yyvsp[(4) - (5)].command), (yyvsp[(5) - (5)].command)); } break; case 117: -#line 1024 "/usr/homes/chet/src/bash/src/parse.y" +#line 1029 "/usr/src/local/bash/bash-4.3-patched/parse.y" { (yyvsp[(2) - (2)].pattern)->next = (yyvsp[(1) - (2)].pattern); (yyval.pattern) = (yyvsp[(2) - (2)].pattern); } break; case 118: -#line 1028 "/usr/homes/chet/src/bash/src/parse.y" +#line 1033 "/usr/src/local/bash/bash-4.3-patched/parse.y" { (yyval.pattern) = make_pattern_list ((yyvsp[(2) - (4)].word_list), (yyvsp[(4) - (4)].command)); } break; case 119: -#line 1030 "/usr/homes/chet/src/bash/src/parse.y" +#line 1035 "/usr/src/local/bash/bash-4.3-patched/parse.y" { (yyval.pattern) = make_pattern_list ((yyvsp[(2) - (4)].word_list), (COMMAND *)NULL); } break; case 120: -#line 1032 "/usr/homes/chet/src/bash/src/parse.y" +#line 1037 "/usr/src/local/bash/bash-4.3-patched/parse.y" { (yyval.pattern) = make_pattern_list ((yyvsp[(3) - (5)].word_list), (yyvsp[(5) - (5)].command)); } break; case 121: -#line 1034 "/usr/homes/chet/src/bash/src/parse.y" +#line 1039 "/usr/src/local/bash/bash-4.3-patched/parse.y" { (yyval.pattern) = make_pattern_list ((yyvsp[(3) - (5)].word_list), (COMMAND *)NULL); } break; case 122: -#line 1038 "/usr/homes/chet/src/bash/src/parse.y" +#line 1043 "/usr/src/local/bash/bash-4.3-patched/parse.y" { (yyval.pattern) = (yyvsp[(1) - (2)].pattern); } break; case 123: -#line 1040 "/usr/homes/chet/src/bash/src/parse.y" +#line 1045 "/usr/src/local/bash/bash-4.3-patched/parse.y" { (yyvsp[(2) - (3)].pattern)->next = (yyvsp[(1) - (3)].pattern); (yyval.pattern) = (yyvsp[(2) - (3)].pattern); } break; case 124: -#line 1042 "/usr/homes/chet/src/bash/src/parse.y" +#line 1047 "/usr/src/local/bash/bash-4.3-patched/parse.y" { (yyvsp[(1) - (2)].pattern)->flags |= CASEPAT_FALLTHROUGH; (yyval.pattern) = (yyvsp[(1) - (2)].pattern); } break; case 125: -#line 1044 "/usr/homes/chet/src/bash/src/parse.y" +#line 1049 "/usr/src/local/bash/bash-4.3-patched/parse.y" { (yyvsp[(2) - (3)].pattern)->flags |= CASEPAT_FALLTHROUGH; (yyvsp[(2) - (3)].pattern)->next = (yyvsp[(1) - (3)].pattern); (yyval.pattern) = (yyvsp[(2) - (3)].pattern); } break; case 126: -#line 1046 "/usr/homes/chet/src/bash/src/parse.y" +#line 1051 "/usr/src/local/bash/bash-4.3-patched/parse.y" { (yyvsp[(1) - (2)].pattern)->flags |= CASEPAT_TESTNEXT; (yyval.pattern) = (yyvsp[(1) - (2)].pattern); } break; case 127: -#line 1048 "/usr/homes/chet/src/bash/src/parse.y" +#line 1053 "/usr/src/local/bash/bash-4.3-patched/parse.y" { (yyvsp[(2) - (3)].pattern)->flags |= CASEPAT_TESTNEXT; (yyvsp[(2) - (3)].pattern)->next = (yyvsp[(1) - (3)].pattern); (yyval.pattern) = (yyvsp[(2) - (3)].pattern); } break; case 128: -#line 1052 "/usr/homes/chet/src/bash/src/parse.y" +#line 1057 "/usr/src/local/bash/bash-4.3-patched/parse.y" { (yyval.word_list) = make_word_list ((yyvsp[(1) - (1)].word), (WORD_LIST *)NULL); } break; case 129: -#line 1054 "/usr/homes/chet/src/bash/src/parse.y" +#line 1059 "/usr/src/local/bash/bash-4.3-patched/parse.y" { (yyval.word_list) = make_word_list ((yyvsp[(3) - (3)].word), (yyvsp[(1) - (3)].word_list)); } break; case 130: -#line 1063 "/usr/homes/chet/src/bash/src/parse.y" +#line 1068 "/usr/src/local/bash/bash-4.3-patched/parse.y" { (yyval.command) = (yyvsp[(2) - (2)].command); if (need_here_doc) @@ -3109,14 +3114,14 @@ break; case 132: -#line 1072 "/usr/homes/chet/src/bash/src/parse.y" +#line 1077 "/usr/src/local/bash/bash-4.3-patched/parse.y" { (yyval.command) = (yyvsp[(2) - (2)].command); } break; case 134: -#line 1079 "/usr/homes/chet/src/bash/src/parse.y" +#line 1084 "/usr/src/local/bash/bash-4.3-patched/parse.y" { if ((yyvsp[(1) - (3)].command)->type == cm_connection) (yyval.command) = connect_async_list ((yyvsp[(1) - (3)].command), (COMMAND *)NULL, '&'); @@ -3126,17 +3131,17 @@ break; case 136: -#line 1090 "/usr/homes/chet/src/bash/src/parse.y" +#line 1095 "/usr/src/local/bash/bash-4.3-patched/parse.y" { (yyval.command) = command_connect ((yyvsp[(1) - (4)].command), (yyvsp[(4) - (4)].command), AND_AND); } break; case 137: -#line 1092 "/usr/homes/chet/src/bash/src/parse.y" +#line 1097 "/usr/src/local/bash/bash-4.3-patched/parse.y" { (yyval.command) = command_connect ((yyvsp[(1) - (4)].command), (yyvsp[(4) - (4)].command), OR_OR); } break; case 138: -#line 1094 "/usr/homes/chet/src/bash/src/parse.y" +#line 1099 "/usr/src/local/bash/bash-4.3-patched/parse.y" { if ((yyvsp[(1) - (4)].command)->type == cm_connection) (yyval.command) = connect_async_list ((yyvsp[(1) - (4)].command), (yyvsp[(4) - (4)].command), '&'); @@ -3146,37 +3151,37 @@ break; case 139: -#line 1101 "/usr/homes/chet/src/bash/src/parse.y" +#line 1106 "/usr/src/local/bash/bash-4.3-patched/parse.y" { (yyval.command) = command_connect ((yyvsp[(1) - (4)].command), (yyvsp[(4) - (4)].command), ';'); } break; case 140: -#line 1103 "/usr/homes/chet/src/bash/src/parse.y" +#line 1108 "/usr/src/local/bash/bash-4.3-patched/parse.y" { (yyval.command) = command_connect ((yyvsp[(1) - (4)].command), (yyvsp[(4) - (4)].command), ';'); } break; case 141: -#line 1105 "/usr/homes/chet/src/bash/src/parse.y" +#line 1110 "/usr/src/local/bash/bash-4.3-patched/parse.y" { (yyval.command) = (yyvsp[(1) - (1)].command); } break; case 144: -#line 1113 "/usr/homes/chet/src/bash/src/parse.y" +#line 1118 "/usr/src/local/bash/bash-4.3-patched/parse.y" { (yyval.number) = '\n'; } break; case 145: -#line 1115 "/usr/homes/chet/src/bash/src/parse.y" +#line 1120 "/usr/src/local/bash/bash-4.3-patched/parse.y" { (yyval.number) = ';'; } break; case 146: -#line 1117 "/usr/homes/chet/src/bash/src/parse.y" +#line 1122 "/usr/src/local/bash/bash-4.3-patched/parse.y" { (yyval.number) = yacc_EOF; } break; case 149: -#line 1131 "/usr/homes/chet/src/bash/src/parse.y" +#line 1136 "/usr/src/local/bash/bash-4.3-patched/parse.y" { (yyval.command) = (yyvsp[(1) - (1)].command); if (need_here_doc) @@ -3192,7 +3197,7 @@ break; case 150: -#line 1144 "/usr/homes/chet/src/bash/src/parse.y" +#line 1149 "/usr/src/local/bash/bash-4.3-patched/parse.y" { if ((yyvsp[(1) - (2)].command)->type == cm_connection) (yyval.command) = connect_async_list ((yyvsp[(1) - (2)].command), (COMMAND *)NULL, '&'); @@ -3211,7 +3216,7 @@ break; case 151: -#line 1160 "/usr/homes/chet/src/bash/src/parse.y" +#line 1165 "/usr/src/local/bash/bash-4.3-patched/parse.y" { (yyval.command) = (yyvsp[(1) - (2)].command); if (need_here_doc) @@ -3227,17 +3232,17 @@ break; case 152: -#line 1175 "/usr/homes/chet/src/bash/src/parse.y" +#line 1180 "/usr/src/local/bash/bash-4.3-patched/parse.y" { (yyval.command) = command_connect ((yyvsp[(1) - (4)].command), (yyvsp[(4) - (4)].command), AND_AND); } break; case 153: -#line 1177 "/usr/homes/chet/src/bash/src/parse.y" +#line 1182 "/usr/src/local/bash/bash-4.3-patched/parse.y" { (yyval.command) = command_connect ((yyvsp[(1) - (4)].command), (yyvsp[(4) - (4)].command), OR_OR); } break; case 154: -#line 1179 "/usr/homes/chet/src/bash/src/parse.y" +#line 1184 "/usr/src/local/bash/bash-4.3-patched/parse.y" { if ((yyvsp[(1) - (3)].command)->type == cm_connection) (yyval.command) = connect_async_list ((yyvsp[(1) - (3)].command), (yyvsp[(3) - (3)].command), '&'); @@ -3247,22 +3252,22 @@ break; case 155: -#line 1186 "/usr/homes/chet/src/bash/src/parse.y" +#line 1191 "/usr/src/local/bash/bash-4.3-patched/parse.y" { (yyval.command) = command_connect ((yyvsp[(1) - (3)].command), (yyvsp[(3) - (3)].command), ';'); } break; case 156: -#line 1189 "/usr/homes/chet/src/bash/src/parse.y" +#line 1194 "/usr/src/local/bash/bash-4.3-patched/parse.y" { (yyval.command) = (yyvsp[(1) - (1)].command); } break; case 157: -#line 1193 "/usr/homes/chet/src/bash/src/parse.y" +#line 1198 "/usr/src/local/bash/bash-4.3-patched/parse.y" { (yyval.command) = (yyvsp[(1) - (1)].command); } break; case 158: -#line 1195 "/usr/homes/chet/src/bash/src/parse.y" +#line 1200 "/usr/src/local/bash/bash-4.3-patched/parse.y" { if ((yyvsp[(2) - (2)].command)) (yyvsp[(2) - (2)].command)->flags ^= CMD_INVERT_RETURN; /* toggle */ @@ -3271,7 +3276,7 @@ break; case 159: -#line 1201 "/usr/homes/chet/src/bash/src/parse.y" +#line 1206 "/usr/src/local/bash/bash-4.3-patched/parse.y" { if ((yyvsp[(2) - (2)].command)) (yyvsp[(2) - (2)].command)->flags |= (yyvsp[(1) - (2)].number); @@ -3280,7 +3285,7 @@ break; case 160: -#line 1207 "/usr/homes/chet/src/bash/src/parse.y" +#line 1212 "/usr/src/local/bash/bash-4.3-patched/parse.y" { ELEMENT x; @@ -3300,7 +3305,7 @@ break; case 161: -#line 1224 "/usr/homes/chet/src/bash/src/parse.y" +#line 1229 "/usr/src/local/bash/bash-4.3-patched/parse.y" { ELEMENT x; @@ -3321,12 +3326,12 @@ break; case 162: -#line 1244 "/usr/homes/chet/src/bash/src/parse.y" +#line 1249 "/usr/src/local/bash/bash-4.3-patched/parse.y" { (yyval.command) = command_connect ((yyvsp[(1) - (4)].command), (yyvsp[(4) - (4)].command), '|'); } break; case 163: -#line 1246 "/usr/homes/chet/src/bash/src/parse.y" +#line 1251 "/usr/src/local/bash/bash-4.3-patched/parse.y" { /* Make cmd1 |& cmd2 equivalent to cmd1 2>&1 | cmd2 */ COMMAND *tc; @@ -3352,28 +3357,28 @@ break; case 164: -#line 1269 "/usr/homes/chet/src/bash/src/parse.y" +#line 1274 "/usr/src/local/bash/bash-4.3-patched/parse.y" { (yyval.command) = (yyvsp[(1) - (1)].command); } break; case 165: -#line 1273 "/usr/homes/chet/src/bash/src/parse.y" +#line 1278 "/usr/src/local/bash/bash-4.3-patched/parse.y" { (yyval.number) = CMD_TIME_PIPELINE; } break; case 166: -#line 1275 "/usr/homes/chet/src/bash/src/parse.y" +#line 1280 "/usr/src/local/bash/bash-4.3-patched/parse.y" { (yyval.number) = CMD_TIME_PIPELINE|CMD_TIME_POSIX; } break; case 167: -#line 1277 "/usr/homes/chet/src/bash/src/parse.y" +#line 1282 "/usr/src/local/bash/bash-4.3-patched/parse.y" { (yyval.number) = CMD_TIME_PIPELINE|CMD_TIME_POSIX; } break; /* Line 1267 of yacc.c. */ -#line 3377 "y.tab.c" +#line 3382 "y.tab.c" default: break; } YY_SYMBOL_PRINT ("-> $$ =", yyr1[yyn], &yyval, &yyloc); @@ -3587,7 +3592,7 @@ } -#line 1279 "/usr/homes/chet/src/bash/src/parse.y" +#line 1284 "/usr/src/local/bash/bash-4.3-patched/parse.y" /* Initial size to allocate for tokens, and the @@ -4736,7 +4741,7 @@ not already end in an EOF character. */ if (shell_input_line_terminator != EOF) { - if (shell_input_line_size < SIZE_MAX && shell_input_line_len > shell_input_line_size - 3) + if (shell_input_line_size < SIZE_MAX-3 && (shell_input_line_len+3 > shell_input_line_size)) shell_input_line = (char *)xrealloc (shell_input_line, 1 + (shell_input_line_size += 2)); @@ -4845,6 +4850,16 @@ eol_ungetc_lookahead = c; } +char * +parser_remaining_input () +{ + if (shell_input_line == 0) + return 0; + if (shell_input_line_index < 0 || shell_input_line_index >= shell_input_line_len) + return '\0'; /* XXX */ + return (shell_input_line + shell_input_line_index); +} + #ifdef INCLUDE_UNUSED /* Back the input pointer up by one, effectively `ungetting' a character. */ static void @@ -4948,13 +4963,28 @@ which allow ESAC to be the next one read. */ static int esacs_needed_count; +static void +push_heredoc (r) + REDIRECT *r; +{ + if (need_here_doc >= HEREDOC_MAX) + { + last_command_exit_value = EX_BADUSAGE; + need_here_doc = 0; + report_syntax_error (_("maximum here-document count exceeded")); + reset_parser (); + exit_shell (last_command_exit_value); + } + redir_stack[need_here_doc++] = r; +} + void gather_here_documents () { int r; r = 0; - while (need_here_doc) + while (need_here_doc > 0) { parser_state |= PST_HEREDOC; make_here_document (redir_stack[r++], line_number); @@ -5265,6 +5295,8 @@ FREE (word_desc_to_read); word_desc_to_read = (WORD_DESC *)NULL; + eol_ungetc_lookahead = 0; + current_token = '\n'; /* XXX */ last_read_token = '\n'; token_to_read = '\n'; @@ -5710,7 +5742,7 @@ within a double-quoted ${...} construct "an even number of unescaped double-quotes or single-quotes, if any, shall occur." */ /* This was changed in Austin Group Interp 221 */ - if MBTEST(posixly_correct && shell_compatibility_level > 41 && dolbrace_state != DOLBRACE_QUOTE && (flags & P_DQUOTE) && (flags & P_DOLBRACE) && ch == '\'') + if MBTEST(posixly_correct && shell_compatibility_level > 41 && dolbrace_state != DOLBRACE_QUOTE && dolbrace_state != DOLBRACE_QUOTE2 && (flags & P_DQUOTE) && (flags & P_DOLBRACE) && ch == '\'') continue; /* Could also check open == '`' if we want to parse grouping constructs @@ -6317,8 +6349,8 @@ reset_parser (); /* reset_parser clears shell_input_line and associated variables */ restore_input_line_state (&ls); - if (interactive) - token_to_read = 0; + + token_to_read = 0; /* Need to find how many characters parse_and_execute consumed, update *indp, if flags != 0, copy the portion of the string parsed into RET @@ -8387,6 +8419,7 @@ ps->expand_aliases = expand_aliases; ps->echo_input_at_read = echo_input_at_read; + ps->need_here_doc = need_here_doc; ps->token = token; ps->token_buffer_size = token_buffer_size; @@ -8435,6 +8468,7 @@ expand_aliases = ps->expand_aliases; echo_input_at_read = ps->echo_input_at_read; + need_here_doc = ps->need_here_doc; FREE (token); token = ps->token;