if no targets are provided on a search, dump the entire DB(s)

1 files changed, 10 insertions, 2 deletions

diff --git a/expac.c b/expac.c
index ded1432..63c2562 100644
--- a/expac.c
+++ b/expac.c
@@ -495,8 +495,15 @@ alpm_list_t *resolve_pkg(alpm_list_t *targets) {
   alpm_list_t *t, *r, *ret = NULL;
 
   if (search) {
-    for (r = dblist; r; r = alpm_list_next(r)) {
-      ret = alpm_list_join(ret, alpm_db_search(alpm_list_getdata(r), targets));
+    if (targets) {
+      for (r = dblist; r; r = alpm_list_next(r)) {
+        ret = alpm_list_join(ret, alpm_db_search(alpm_list_getdata(r), targets));
+      }
+    } else { /* dump full DBs */
+      for (r = dblist; r; r = alpm_list_next(r)) {
+        /* joining causes corruption on alpm_release(), so we copy */
+        ret = alpm_list_join(ret, alpm_list_copy(alpm_db_get_pkgcache(alpm_list_getdata(r))));
+      }
     }
   } else {
     for (t = targets; t; t = alpm_list_next(t)) {
@@ -518,6 +525,7 @@ alpm_list_t *resolve_pkg(alpm_list_t *targets) {
 
         pkg = alpm_db_get_pkg(repo, pkgname);
 #ifdef _HAVE_ALPM_FIND_SATISFIER
+        /* try to resolve as provide (e.g. awk => gawk) */
         if (!pkg) {
           pkg = alpm_find_satisfier(alpm_db_get_pkgcache(repo), pkgname);
         }