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authorUlrich Drepper <drepper@redhat.com>2000-04-10 16:22:52 +0000
committerUlrich Drepper <drepper@redhat.com>2000-04-10 16:22:52 +0000
commit25ee87d6f1b1ae018441f8af7b150f922d567ca3 (patch)
treee65d8dedf336222bac89733e66cebe3e8428c20f /elf/cache.c
parent3b6906390e379bc9110583ecab9b73febeae8ac7 (diff)
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Update.
2000-04-10 Thorsten Kukuk <kukuk@suse.de> * elf/cache.c (save_cache): Make sure /etc/ld.so.cache is mode 644.
Diffstat (limited to 'elf/cache.c')
-rw-r--r--elf/cache.c23
1 files changed, 14 insertions, 9 deletions
diff --git a/elf/cache.c b/elf/cache.c
index f17976c050..cc75704f54 100644
--- a/elf/cache.c
+++ b/elf/cache.c
@@ -1,4 +1,4 @@
-/* Copyright (C) 1999 Free Software Foundation, Inc.
+/* Copyright (C) 1999, 2000 Free Software Foundation, Inc.
This file is part of the GNU C Library.
Contributed by Andreas Jaeger <aj@suse.de>, 1999.
@@ -110,7 +110,7 @@ print_cache (const char *cache_name)
unsigned int i;
struct cache_file *cache;
const char *cache_data;
-
+
fd = open (cache_name, O_RDONLY);
if (fd < 0)
error (EXIT_FAILURE, errno, _("Can't open cache file %s\n"), cache_name);
@@ -122,7 +122,7 @@ print_cache (const char *cache_name)
close (fd);
return;
}
-
+
cache = mmap (0, st.st_size, PROT_READ, MAP_SHARED, fd, 0);
if (cache == MAP_FAILED)
error (EXIT_FAILURE, errno, _("mmap of cache file failed.\n"));
@@ -135,7 +135,7 @@ print_cache (const char *cache_name)
cache_data = (const char *) &cache->libs[cache->nlibs];
printf (_("%d libs found in cache `%s'\n"), cache->nlibs, cache_name);
-
+
/* Print everything. */
for (i = 0; i < cache->nlibs; i++)
print_entry (cache_data + cache->libs[i].key,
@@ -199,7 +199,7 @@ static
int compare (const struct cache_entry *e1, const struct cache_entry *e2)
{
int res;
-
+
/* We need to swap entries here to get the correct sort order. */
res = cache_libcmp (e2->lib, e1->lib);
if (res == 0)
@@ -237,7 +237,7 @@ save_cache (const char *cache_name)
total_strlen += strlen (entry->lib) + strlen (entry->path) + 2;
++cache_entry_count;
}
-
+
/* Create the on disk cache structure. */
/* First an array for all strings. */
strings = (char *)xmalloc (total_strlen + 1);
@@ -250,7 +250,7 @@ save_cache (const char *cache_name)
/* Fill in the header. */
memset (file_entries, 0, sizeof (struct cache_file));
memcpy (file_entries->magic, CACHEMAGIC, sizeof CACHEMAGIC - 1);
-
+
file_entries->nlibs = cache_entry_count;
str_offset = 0;
@@ -301,11 +301,16 @@ save_cache (const char *cache_name)
close (fd);
+ /* Make sure user can always read cache file */
+ if (chmod (temp_name, 0644))
+ error (EXIT_FAILURE, errno,
+ _("Changing access rights of %s to 0644 failed"), temp_name);
+
/* Move temporary to its final location. */
if (rename (temp_name, cache_name))
error (EXIT_FAILURE, errno, _("Renaming of %s to %s failed"), temp_name,
cache_name);
-
+
/* Free all allocated memory. */
free (file_entries);
free (strings);
@@ -334,7 +339,7 @@ add_to_cache (const char *path, const char *lib, int flags)
full_path = (char *) xmalloc (len);
snprintf (full_path, len, "%s/%s", path, lib);
-
+
new_entry->lib = xstrdup (lib);
new_entry->path = full_path;
new_entry->flags = flags;