source: patches/coreutils-8.22-uname-1.patch@ 1d585a5

coreutils-8.21

@@ -49 +49 @@
 # include <mach-o/arch.h>
 #endif
 
+#if defined (__linux__)
+# define USE_PROCINFO
+# define UNAME_HARDWARE_PLATFORM
+#endif
+
 #include "system.h"
 #include "error.h"
 #include "quote.h"
@@ -153 +158 @@
   exit (status);
 }
 
+#if defined(USE_PROCINFO)
+
+# if defined(__s390__) || defined(__s390x__)
+#  define CPUINFO_FILE    "/proc/sysinfo"
+#  define CPUINFO_FORMAT  "%64[^\t :]%*[ :]%256[^\n]%c"
+# else
+#  define CPUINFO_FILE    "/proc/cpuinfo"
+#  define CPUINFO_FORMAT  "%64[^\t:]\t:%256[^\n]%c"
+# endif
+
+# define PROCINFO_PROCESSOR      0
+# define PROCINFO_HARDWARE_PLATFORM 1
+
+static void __eat_cpuinfo_space(char *buf)
+{
+        /* first eat trailing space */
+        char *tmp = buf + strlen(buf) - 1;
+        while (tmp > buf && isspace(*tmp))
+                *tmp-- = '\0';
+        /* then eat leading space */
+        tmp = buf;
+        while (*tmp && isspace(*tmp))
+                tmp++;
+        if (tmp != buf)
+                memmove(buf, tmp, strlen(tmp)+1);
+        /* finally collapse whitespace */
+        tmp = buf;
+        while (tmp[0] && tmp[1]) {
+                if (isspace(tmp[0]) && isspace(tmp[1])) {
+                        memmove(tmp, tmp+1, strlen(tmp));
+                        continue;
+                }
+                ++tmp;
+        }
+}
+
+static int __linux_procinfo (int x, char *fstr, size_t s)
+{
+        FILE *fp;
+
+        char *procinfo_keys[] = {
+                /* --processor --hardware-platform */
+                #if defined(__alpha__)
+                        "cpu model", "system type"
+                #elif defined(__arm__)
+                        "Processor", "Hardware"
+                #elif defined(__avr32__)
+                        "processor", "cpu family"
+                #elif defined(__bfin__)
+                        "CPU", "BOARD Name"
+                #elif defined(__cris__)
+                        "cpu", "cpu model"
+                #elif defined(__frv__)
+                        "CPU-Core", "System"
+                #elif defined(__i386__) || defined(__x86_64__)
+                        "model name", "vendor_id"
+                #elif defined(__ia64__)
+                        "family", "vendor"
+                #elif defined(__hppa__)
+                        "cpu", "model"
+                #elif defined(__m68k__)
+                        "CPU", "MMU"
+                #elif defined(__mips__)
+                        "cpu model", "system type"
+                #elif defined(__powerpc__) || defined(__powerpc64__)
+                        "cpu", "machine"
+                #elif defined(__s390__) || defined(__s390x__)
+                        "Type", "Manufacturer"
+                #elif defined(__sh__)
+                        "cpu type", "machine"
+                #elif defined(sparc) || defined(__sparc__)
+                        "type", "cpu"
+                #elif defined(__vax__)
+                        "cpu type", "cpu"
+                #else
+                        "unknown", "unknown"
+                #endif
+        };
+
+        if ((fp = fopen(CPUINFO_FILE, "r")) != NULL) {
+                char key[65], value[257], eol, *ret = NULL;
+
+                while (fscanf(fp, CPUINFO_FORMAT, key, value, &eol) != EOF) {
+                        __eat_cpuinfo_space(key);
+                        if (!strcmp(key, procinfo_keys[x])) {
+                                __eat_cpuinfo_space(value);
+                                ret = value;
+                                break;
+                        }
+                        if (eol != '\n') {
+                                /* we need two fscanf's here in case the previous
+                                 * length limit caused us to read right up to the
+                                 * newline ... doing "%*[^\n]\n" wont eat the newline
+                                 */
+                                fscanf(fp, "%*[^\n]");
+                                fscanf(fp, "\n");
+                        }
+                }
+                fclose(fp);
+
+                if (ret) {
+                        strncpy(fstr, ret, s);
+                        return 0;
+                }
+        }
+
+        return -1;
+}
+
+#endif
+
 /* Print ELEMENT, preceded by a space if something has already been
    printed.  */
 
@@ -300 +416 @@
   if (toprint & PRINT_PROCESSOR)
     {
       char const *element = unknown;
-#if HAVE_SYSINFO && defined SI_ARCHITECTURE
+#if ( HAVE_SYSINFO && defined SI_ARCHITECTURE ) || defined(USE_PROCINFO)
       {
         static char processor[257];
+#if defined(USE_PROCINFO)
+        if (0 <= __linux_procinfo (PROCINFO_PROCESSOR, processor, sizeof processor))
+#else
         if (0 <= sysinfo (SI_ARCHITECTURE, processor, sizeof processor))
+#endif
           element = processor;
       }
 #endif
@@ -356 +476 @@
       if (element == unknown)
         {
           static char hardware_platform[257];
+#if defined(USE_PROCINFO)
+        if (0 <= __linux_procinfo (PROCINFO_HARDWARE_PLATFORM, hardware_platform, sizeof hardware_platform))
+#else
           size_t s = sizeof hardware_platform;
           static int mib[] = { CTL_HW, UNAME_HARDWARE_PLATFORM };
           if (sysctl (mib, 2, hardware_platform, &s, 0, 0) >= 0)
+#endif
             element = hardware_platform;
         }
 #endif