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-rw-r--r--lib/libalpm/add.c54
1 files changed, 15 insertions, 39 deletions
diff --git a/lib/libalpm/add.c b/lib/libalpm/add.c
index 725f2b5c..60603f0b 100644
--- a/lib/libalpm/add.c
+++ b/lib/libalpm/add.c
@@ -147,16 +147,15 @@ static int try_rename(alpm_handle_t *handle, const char *src, const char *dest)
static int extract_single_file(alpm_handle_t *handle, struct archive *archive,
struct archive_entry *entry, alpm_pkg_t *newpkg, alpm_pkg_t *oldpkg)
{
- const char *entryname;
- mode_t entrymode;
+ const char *entryname = archive_entry_pathname(entry);
+ mode_t entrymode = archive_entry_mode(entry);
+ alpm_backup_t *backup = _alpm_needbackup(entryname, newpkg);
char filename[PATH_MAX]; /* the actual file we're extracting */
int needbackup = 0, notouch = 0;
const char *hash_orig = NULL;
char *entryname_orig = NULL;
int errors = 0;
-
- entryname = archive_entry_pathname(entry);
- entrymode = archive_entry_mode(entry);
+ struct stat lsbuf;
if(strcmp(entryname, ".INSTALL") == 0) {
/* the install script goes inside the db */
@@ -214,7 +213,6 @@ static int extract_single_file(alpm_handle_t *handle, struct archive *archive,
* 6- skip extraction, dir already exists.
*/
- struct stat lsbuf;
if(llstat(filename, &lsbuf) != 0) {
/* cases 1,2: file doesn't exist, skip all backup checks */
} else {
@@ -267,21 +265,13 @@ static int extract_single_file(alpm_handle_t *handle, struct archive *archive,
if(_alpm_fnmatch_patterns(handle->noupgrade, entryname) == 0) {
notouch = 1;
} else {
- alpm_backup_t *backup;
- /* go to the backup array and see if our conflict is there */
- /* check newpkg first, so that adding backup files is retroactive */
- backup = _alpm_needbackup(entryname, newpkg);
- if(backup) {
+ alpm_backup_t *oldbackup;
+ if(oldpkg && (oldbackup = _alpm_needbackup(entryname, oldpkg))) {
+ hash_orig = oldbackup->hash;
+ needbackup = 1;
+ } else if(backup) {
+ /* allow adding backup files retroactively */
needbackup = 1;
- }
-
- /* check oldpkg for a backup entry, store the hash if available */
- if(oldpkg) {
- backup = _alpm_needbackup(entryname, oldpkg);
- if(backup) {
- hash_orig = backup->hash;
- needbackup = 1;
- }
}
}
}
@@ -310,16 +300,10 @@ static int extract_single_file(alpm_handle_t *handle, struct archive *archive,
hash_pkg = alpm_compute_md5sum(checkfile);
/* update the md5 hash in newpkg's backup (it will be the new original) */
- alpm_list_t *i;
- for(i = alpm_pkg_get_backup(newpkg); i; i = i->next) {
- alpm_backup_t *backup = i->data;
- char *newhash;
- if(!backup->name || strcmp(backup->name, entryname_orig) != 0) {
- continue;
- }
- STRDUP(newhash, hash_pkg, errors++; handle->pm_errno = ALPM_ERR_MEMORY; goto needbackup_cleanup);
+ if(backup) {
FREE(backup->hash);
- backup->hash = newhash;
+ STRDUP(backup->hash, hash_pkg,
+ errors++; handle->pm_errno = ALPM_ERR_MEMORY; goto needbackup_cleanup);
}
_alpm_log(handle, ALPM_LOG_DEBUG, "checking hashes for %s\n", entryname_orig);
@@ -466,17 +450,9 @@ needbackup_cleanup:
}
/* calculate an hash if this is in newpkg's backup */
- alpm_list_t *i;
- for(i = alpm_pkg_get_backup(newpkg); i; i = i->next) {
- alpm_backup_t *backup = i->data;
- char *newhash;
- if(!backup->name || strcmp(backup->name, entryname_orig) != 0) {
- continue;
- }
- _alpm_log(handle, ALPM_LOG_DEBUG, "appending backup entry for %s\n", entryname_orig);
- newhash = alpm_compute_md5sum(filename);
+ if(backup) {
FREE(backup->hash);
- backup->hash = newhash;
+ backup->hash = alpm_compute_md5sum(filename);
}
}
free(entryname_orig);