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-rw-r--r--lib/libalpm/sync.c18
1 files changed, 15 insertions, 3 deletions
diff --git a/lib/libalpm/sync.c b/lib/libalpm/sync.c
index ffcddf98..47639248 100644
--- a/lib/libalpm/sync.c
+++ b/lib/libalpm/sync.c
@@ -80,7 +80,7 @@ pmpkg_t SYMEXPORT *alpm_sync_newversion(pmpkg_t *pkg, alpm_list_t *dbs_sync)
return(NULL);
}
-int _alpm_sync_sysupgrade(pmtrans_t *trans, pmdb_t *db_local, alpm_list_t *dbs_sync)
+int _alpm_sync_sysupgrade(pmtrans_t *trans, pmdb_t *db_local, alpm_list_t *dbs_sync, int enable_downgrade)
{
alpm_list_t *i, *j, *k;
@@ -116,8 +116,20 @@ int _alpm_sync_sysupgrade(pmtrans_t *trans, pmdb_t *db_local, alpm_list_t *dbs_s
trans->packages = alpm_list_add(trans->packages, spkg);
}
} else if(cmp < 0) {
- _alpm_log(PM_LOG_WARNING, _("%s: local (%s) is newer than %s (%s)\n"),
- lpkg->name, lpkg->version, sdb->treename, spkg->version);
+ if(enable_downgrade) {
+ /* check IgnorePkg/IgnoreGroup */
+ if(_alpm_pkg_should_ignore(spkg) || _alpm_pkg_should_ignore(lpkg)) {
+ _alpm_log(PM_LOG_WARNING, _("%s: ignoring package downgrade (%s => %s)\n"),
+ lpkg->name, lpkg->version, spkg->version);
+ } else {
+ _alpm_log(PM_LOG_WARNING, _("%s: downgrading from version %s to version %s\n"),
+ lpkg->name, lpkg->version, spkg->version);
+ trans->packages = alpm_list_add(trans->packages, spkg);
+ }
+ } else {
+ _alpm_log(PM_LOG_WARNING, _("%s: local (%s) is newer than %s (%s)\n"),
+ lpkg->name, lpkg->version, sdb->treename, spkg->version);
+ }
}
break; /* jump to next local package */
} else { /* 2. search for replacers in sdb */