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-rw-r--r--lib/libalpm/util.c44
1 files changed, 29 insertions, 15 deletions
diff --git a/lib/libalpm/util.c b/lib/libalpm/util.c
index 27709c64..7e3bc372 100644
--- a/lib/libalpm/util.c
+++ b/lib/libalpm/util.c
@@ -638,7 +638,7 @@ char *_alpm_filecache_find(alpm_handle_t *handle, const char *filename)
struct stat buf;
/* Loop through the cache dirs until we find a matching file */
- for(i = alpm_option_get_cachedirs(handle); i; i = i->next) {
+ for(i = handle->cachedirs; i; i = i->next) {
snprintf(path, PATH_MAX, "%s%s", (char *)alpm_list_getdata(i),
filename);
if(stat(path, &buf) == 0 && S_ISREG(buf.st_mode)) {
@@ -659,11 +659,11 @@ char *_alpm_filecache_find(alpm_handle_t *handle, const char *filename)
const char *_alpm_filecache_setup(alpm_handle_t *handle)
{
struct stat buf;
- alpm_list_t *i, *tmp;
- char *cachedir;
+ alpm_list_t *i;
+ char *cachedir, *tmpdir;
- /* Loop through the cache dirs until we find a writeable dir */
- for(i = alpm_option_get_cachedirs(handle); i; i = i->next) {
+ /* Loop through the cache dirs until we find a usable directory */
+ for(i = handle->cachedirs; i; i = i->next) {
cachedir = alpm_list_getdata(i);
if(stat(cachedir, &buf) != 0) {
/* cache directory does not exist.... try creating it */
@@ -673,21 +673,35 @@ const char *_alpm_filecache_setup(alpm_handle_t *handle)
_alpm_log(handle, ALPM_LOG_DEBUG, "using cachedir: %s\n", cachedir);
return cachedir;
}
- } else if(S_ISDIR(buf.st_mode) && (buf.st_mode & S_IWUSR)) {
+ } else if(!S_ISDIR(buf.st_mode)) {
+ _alpm_log(handle, ALPM_LOG_DEBUG,
+ "skipping cachedir, not a directory: %s\n", cachedir);
+ } else if(access(cachedir, W_OK) != 0) {
+ _alpm_log(handle, ALPM_LOG_DEBUG,
+ "skipping cachedir, not writable: %s\n", cachedir);
+ } else if(!(buf.st_mode & (S_IWUSR | S_IWGRP | S_IWOTH))) {
+ _alpm_log(handle, ALPM_LOG_DEBUG,
+ "skipping cachedir, no write bits set: %s\n", cachedir);
+ } else {
_alpm_log(handle, ALPM_LOG_DEBUG, "using cachedir: %s\n", cachedir);
return cachedir;
- } else {
- _alpm_log(handle, ALPM_LOG_DEBUG, "skipping cachedir: %s\n", cachedir);
}
}
- /* we didn't find a valid cache directory. use /tmp. */
- tmp = alpm_list_add(NULL, "/tmp/");
- alpm_option_set_cachedirs(handle, tmp);
- alpm_list_free(tmp);
- _alpm_log(handle, ALPM_LOG_DEBUG, "using cachedir: %s\n", "/tmp/");
- _alpm_log(handle, ALPM_LOG_WARNING, _("couldn't create package cache, using /tmp instead\n"));
- return "/tmp/";
+ /* we didn't find a valid cache directory. use TMPDIR or /tmp. */
+ if((tmpdir = getenv("TMPDIR")) && stat(tmpdir, &buf) && S_ISDIR(buf.st_mode)) {
+ /* TMPDIR was good, we can use it */
+ } else {
+ tmpdir = "/tmp";
+ }
+ i = alpm_list_add(NULL, tmpdir);
+ alpm_option_set_cachedirs(handle, i);
+ alpm_list_free(i);
+ cachedir = handle->cachedirs->data;
+ _alpm_log(handle, ALPM_LOG_DEBUG, "using cachedir: %s\n", cachedir);
+ _alpm_log(handle, ALPM_LOG_WARNING,
+ _("couldn't find or create package cache, using %s instead\n"), cachedir);
+ return cachedir;
}
/** lstat wrapper that treats /path/dirsymlink/ the same as /path/dirsymlink.