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Unbreak the database partial extraction code

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Basically I'm the idiot that thought I could make it better and completely
forgot how freeing the contents of the original lists would screw up our
nice little diff extraction lists. This caused segfaults among other
problems. Last time I try to do that...

Program received signal SIGSEGV, Segmentation fault.
0x00007ffff627ce26 in strcmp () from /lib/libc.so.6
(gdb) bt

Signed-off-by: Dan McGee <dan@archlinux.org>
This commit is contained in:
Dan McGee 2010-03-15 23:03:29 -05:00
parent a36ff9404b
commit f6c7de77ed
1 changed files with 9 additions and 13 deletions
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22
lib/libalpm/be_files.c
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@ -210,7 +210,8 @@ int SYMEXPORT alpm_db_update(int force, pmdb_t *db)
{
char *dbfile, *dbfilepath;
const char *dbpath, *syncdbpath;
alpm_list_t *filelist = NULL;
alpm_list_t *newdirlist = NULL, *olddirlist = NULL;
alpm_list_t *onlynew = NULL, *onlyold = NULL;
size_t len;
int ret;
@ -266,28 +267,18 @@ int SYMEXPORT alpm_db_update(int force, pmdb_t *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;
ret = dirlist_from_tar(dbfilepath, &newdirlist);
if(ret) {
FREELIST(newdirlist);
goto cleanup;
}
ret = dirlist_from_fs(syncdbpath, &olddirlist);
if(ret) {
FREELIST(olddirlist);
FREELIST(newdirlist);
goto cleanup;
}
alpm_list_diff_sorted(olddirlist, newdirlist, _alpm_str_cmp, &onlyold, &filelist);
FREELIST(olddirlist);
FREELIST(newdirlist);
alpm_list_diff_sorted(olddirlist, newdirlist, _alpm_str_cmp, &onlyold, &onlynew);
ret = remove_olddir(syncdbpath, onlyold);
alpm_list_free(onlyold);
if(ret) {
goto cleanup;
}
@ -297,9 +288,14 @@ int SYMEXPORT alpm_db_update(int force, pmdb_t *db)
_alpm_db_free_pkgcache(db);
checkdbdir(db);
ret = _alpm_unpack(dbfilepath, syncdbpath, filelist, 0);
ret = _alpm_unpack(dbfilepath, syncdbpath, onlynew, 0);
cleanup:
FREELIST(newdirlist);
FREELIST(olddirlist);
alpm_list_free(onlynew);
alpm_list_free(onlyold);
free(dbfilepath);
if(ret) {