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authorDan McGee <dan@archlinux.org>2011-08-18 06:52:28 +0200
committerDan McGee <dan@archlinux.org>2011-08-18 17:47:41 +0200
commit78b63ce7c30f4a20707bce61eeaef913b513f557 (patch)
tree4466e4ba4b7ee21a1e0a6f55b137d7cd5132c4ad
parent231d6cc1e4083e5e49063b22fe6e5b0318b85328 (diff)
downloadpacman-78b63ce7c30f4a20707bce61eeaef913b513f557.tar.gz
pacman-78b63ce7c30f4a20707bce61eeaef913b513f557.tar.xz
Replacements refactor: extract check_replacers()
This moves code that was inline in alpm_sync_sysupgrade() to its own method. Signed-off-by: Dan McGee <dan@archlinux.org>
-rw-r--r--lib/libalpm/sync.c130
1 files changed, 73 insertions, 57 deletions
diff --git a/lib/libalpm/sync.c b/lib/libalpm/sync.c
index 09800d4a..46e3045b 100644
--- a/lib/libalpm/sync.c
+++ b/lib/libalpm/sync.c
@@ -120,6 +120,75 @@ static int check_literal(alpm_handle_t *handle, alpm_pkg_t *lpkg,
return 0;
}
+static alpm_list_t *check_replacers(alpm_handle_t *handle, alpm_pkg_t *lpkg,
+ alpm_db_t *sdb)
+{
+ /* 2. search for replacers in sdb */
+ alpm_list_t *replacers = NULL;
+ alpm_list_t *k;
+ _alpm_log(handle, ALPM_LOG_DEBUG,
+ "searching for replacements for %s\n", lpkg->name);
+ for(k = _alpm_db_get_pkgcache(sdb); k; k = k->next) {
+ int found = 0;
+ alpm_pkg_t *spkg = k->data;
+ alpm_list_t *l;
+ for(l = alpm_pkg_get_replaces(spkg); l; l = l->next) {
+ alpm_depend_t *replace = l->data;
+ if(_alpm_depcmp(lpkg, replace)) {
+ found = 1;
+ break;
+ }
+ }
+ if(found) {
+ int doreplace = 0;
+ alpm_pkg_t *tpkg;
+ /* check IgnorePkg/IgnoreGroup */
+ if(_alpm_pkg_should_ignore(handle, spkg)
+ || _alpm_pkg_should_ignore(handle, lpkg)) {
+ _alpm_log(handle, ALPM_LOG_WARNING,
+ _("ignoring package replacement (%s-%s => %s-%s)\n"),
+ lpkg->name, lpkg->version, spkg->name, spkg->version);
+ continue;
+ }
+
+ QUESTION(handle->trans, ALPM_TRANS_CONV_REPLACE_PKG, lpkg, spkg,
+ sdb->treename, &doreplace);
+ if(!doreplace) {
+ continue;
+ }
+
+ /* If spkg is already in the target list, we append lpkg to spkg's
+ * removes list */
+ tpkg = _alpm_pkg_find(handle->trans->add, spkg->name);
+ if(tpkg) {
+ /* sanity check, multiple repos can contain spkg->name */
+ if(tpkg->origin_data.db != sdb) {
+ _alpm_log(handle, ALPM_LOG_WARNING, _("cannot replace %s by %s\n"),
+ lpkg->name, spkg->name);
+ continue;
+ }
+ _alpm_log(handle, ALPM_LOG_DEBUG, "appending %s to the removes list of %s\n",
+ lpkg->name, tpkg->name);
+ tpkg->removes = alpm_list_add(tpkg->removes, lpkg);
+ /* check the to-be-replaced package's reason field */
+ if(alpm_pkg_get_reason(lpkg) == ALPM_PKG_REASON_EXPLICIT) {
+ tpkg->reason = ALPM_PKG_REASON_EXPLICIT;
+ }
+ } else {
+ /* add spkg to the target list */
+ /* copy over reason */
+ spkg->reason = alpm_pkg_get_reason(lpkg);
+ spkg->removes = alpm_list_add(NULL, lpkg);
+ _alpm_log(handle, ALPM_LOG_DEBUG,
+ "adding package %s-%s to the transaction targets\n",
+ spkg->name, spkg->version);
+ replacers = alpm_list_add(replacers, spkg);
+ }
+ }
+ }
+ return replacers;
+}
+
/** Search for packages to upgrade and add them to the transaction. */
int SYMEXPORT alpm_sync_sysupgrade(alpm_handle_t *handle, int enable_downgrade)
{
@@ -154,63 +223,10 @@ int SYMEXPORT alpm_sync_sysupgrade(alpm_handle_t *handle, int enable_downgrade)
/* jump to next local package */
break;
} else {
- /* 2. search for replacers in sdb */
- alpm_list_t *k, *l;
- _alpm_log(handle, ALPM_LOG_DEBUG,
- "searching for replacements for %s\n", lpkg->name);
- for(k = _alpm_db_get_pkgcache(sdb); k; k = k->next) {
- int found = 0;
- spkg = k->data;
- for(l = alpm_pkg_get_replaces(spkg); l; l = l->next) {
- alpm_depend_t *replace = l->data;
- if(_alpm_depcmp(lpkg, replace)) {
- found = 1;
- break;
- }
- }
- if(found) {
- /* check IgnorePkg/IgnoreGroup */
- if(_alpm_pkg_should_ignore(handle, spkg)
- || _alpm_pkg_should_ignore(handle, lpkg)) {
- _alpm_log(handle, ALPM_LOG_WARNING,
- _("ignoring package replacement (%s-%s => %s-%s)\n"),
- lpkg->name, lpkg->version, spkg->name, spkg->version);
- continue;
- }
-
- int doreplace = 0;
- QUESTION(trans, ALPM_TRANS_CONV_REPLACE_PKG, lpkg, spkg, sdb->treename, &doreplace);
- if(!doreplace) {
- continue;
- }
-
- /* If spkg is already in the target list, we append lpkg to spkg's
- * removes list */
- alpm_pkg_t *tpkg = _alpm_pkg_find(trans->add, spkg->name);
- if(tpkg) {
- /* sanity check, multiple repos can contain spkg->name */
- if(tpkg->origin_data.db != sdb) {
- _alpm_log(handle, ALPM_LOG_WARNING, _("cannot replace %s by %s\n"),
- lpkg->name, spkg->name);
- continue;
- }
- _alpm_log(handle, ALPM_LOG_DEBUG, "appending %s to the removes list of %s\n",
- lpkg->name, tpkg->name);
- tpkg->removes = alpm_list_add(tpkg->removes, lpkg);
- /* check the to-be-replaced package's reason field */
- if(alpm_pkg_get_reason(lpkg) == ALPM_PKG_REASON_EXPLICIT) {
- tpkg->reason = ALPM_PKG_REASON_EXPLICIT;
- }
- } else {
- /* add spkg to the target list */
- /* copy over reason */
- spkg->reason = alpm_pkg_get_reason(lpkg);
- spkg->removes = alpm_list_add(NULL, lpkg);
- _alpm_log(handle, ALPM_LOG_DEBUG, "adding package %s-%s to the transaction targets\n",
- spkg->name, spkg->version);
- trans->add = alpm_list_add(trans->add, spkg);
- }
- }
+ alpm_list_t *replacers;
+ replacers = check_replacers(handle, lpkg, sdb);
+ if(replacers) {
+ trans->add = alpm_list_join(trans->add, replacers);
}
}
}