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authorDan McGee <dan@archlinux.org>2010-03-14 19:16:26 -0500
committerDan McGee <dan@archlinux.org>2010-03-14 19:16:26 -0500
commitbe2f43191d0d0cdf02d72ac72a013697b0f7e879 (patch)
treee0c486add3b34fa4f27906262f4b00b1db295169 /lib/libalpm
parent2f4ee4341d1f97d95a99147556888212d1cd4507 (diff)
Reduce duplicate code in DB extraction
Follow-up to the previous "Only extract new DB entries" patch; move the partial extraction code inside one side of the loop so we can use the same code for actually doing file extraction. Signed-off-by: Dan McGee <dan@archlinux.org>
Diffstat (limited to 'lib/libalpm')
-rw-r--r--lib/libalpm/be_files.c63
1 files changed, 26 insertions, 37 deletions
diff --git a/lib/libalpm/be_files.c b/lib/libalpm/be_files.c
index ec0dbf11..bfcea188 100644
--- a/lib/libalpm/be_files.c
+++ b/lib/libalpm/be_files.c
@@ -209,9 +209,9 @@ static int remove_olddir(const char *syncdbpath, alpm_list_t *dirlist)
int SYMEXPORT alpm_db_update(int force, pmdb_t *db)
{
char *dbfile, *dbfilepath;
- const char *dbpath;
+ const char *dbpath, *syncdbpath;
+ alpm_list_t *filelist = NULL;
size_t len;
-
int ret;
ALPM_LOG_FUNC;
@@ -249,7 +249,7 @@ int SYMEXPORT alpm_db_update(int force, pmdb_t *db)
return(-1);
}
- const char *syncdbpath = _alpm_db_path(db);
+ syncdbpath = _alpm_db_path(db);
/* form the path to the db location */
len = strlen(dbpath) + strlen(db->treename) + strlen(DBEXT) + 1;
@@ -264,54 +264,43 @@ int SYMEXPORT alpm_db_update(int force, pmdb_t *db)
} else {
_alpm_log(PM_LOG_DEBUG, "database dir %s removed\n", _alpm_db_path(db));
}
+ } else {
+ /* if not forcing, only remove and extract what is necessary */
+ alpm_list_t *newdirlist = NULL;
+ alpm_list_t *olddirlist = NULL;
+ alpm_list_t *onlyold = NULL;
- /* Cache needs to be rebuilt */
- _alpm_db_free_pkgcache(db);
-
- checkdbdir(db);
- ret = _alpm_unpack(dbfilepath, syncdbpath, NULL, 0);
-
- free(dbfilepath);
+ ret = dirlist_from_tar(dbfilepath, &newdirlist);
if(ret) {
- RET_ERR(PM_ERR_SYSTEM, -1);
+ FREELIST(newdirlist);
+ goto cleanup;
+ }
+ ret = dirlist_from_fs(syncdbpath, &olddirlist);
+ if(ret) {
+ FREELIST(olddirlist);
+ FREELIST(newdirlist);
+ goto cleanup;
}
- return(0);
- }
- /* if not forcing, only remove and extract what is necessary */
- alpm_list_t *onlyold = NULL;
- alpm_list_t *onlynew = NULL;
- alpm_list_t *olddirlist = NULL;
- alpm_list_t *newdirlist = NULL;
+ alpm_list_diff_sorted(olddirlist, newdirlist, _alpm_str_cmp, &onlyold, &filelist);
+ FREELIST(olddirlist);
+ FREELIST(newdirlist);
- ret = dirlist_from_tar(dbfilepath, &newdirlist);
- if(ret) {
- goto cleanup;
- }
- ret = dirlist_from_fs(syncdbpath, &olddirlist);
- if(ret) {
- goto cleanup;
+ ret = remove_olddir(syncdbpath, onlyold);
+ alpm_list_free(onlyold);
+ if(ret) {
+ goto cleanup;
+ }
}
- alpm_list_diff_sorted(olddirlist, newdirlist, _alpm_str_cmp, &onlyold, &onlynew);
-
- ret = remove_olddir(syncdbpath, onlyold);
-
/* Cache needs to be rebuilt */
_alpm_db_free_pkgcache(db);
- if(ret) {
- goto cleanup;
- }
checkdbdir(db);
- ret = _alpm_unpack(dbfilepath, syncdbpath, onlynew, 0);
+ ret = _alpm_unpack(dbfilepath, syncdbpath, filelist, 0);
cleanup:
free(dbfilepath);
- alpm_list_free(onlyold);
- alpm_list_free(onlynew);
- FREELIST(olddirlist);
- FREELIST(newdirlist);
if(ret) {
RET_ERR(PM_ERR_SYSTEM, -1);