From ec6a5a5827bb4f0f5adc310a6f5c76cc6997925c Mon Sep 17 00:00:00 2001
From: Rafael Garcia-Suarez <rgarciasuarez@mandriva.org>
Date: Mon, 6 Mar 2006 11:09:36 +0000
Subject: Don't use our own reference counter, but the rpmlib's, for
 transactions.

---
 URPM.xs | 32 ++++++++++++++++++--------------
 1 file changed, 18 insertions(+), 14 deletions(-)

diff --git a/URPM.xs b/URPM.xs
index ebc0370..4468c8c 100644
--- a/URPM.xs
+++ b/URPM.xs
@@ -50,7 +50,6 @@ struct s_Package {
 
 struct s_Transaction {
   rpmts ts;
-  int count;
 };
 
 struct s_TransactionData {
@@ -1230,6 +1229,7 @@ update_header(char *filename, URPM__Package pkg, int keep_all_tags, int vsflags)
 	  }
 	  return 1;
 	}
+	rpmtsFree(ts);
       } else if (sig[0] == 0x8e && sig[1] == 0xad && sig[2] == 0xe8 && sig[3] == 0x01) {
 	FD_t fd = fdDup(d);
 
@@ -2632,9 +2632,13 @@ Db_open(prefix="", write_perm=0)
   read_config_files(0);
   db = malloc(sizeof(struct s_Transaction));
   db->ts = rpmtsCreate();
-  db->count = 1;
   rpmtsSetRootDir(db->ts, prefix);
-  RETVAL = rpmtsOpenDB(db->ts, write_perm ? O_RDWR | O_CREAT : O_RDONLY) == 0 ? db : NULL;
+  if (rpmtsOpenDB(db->ts, write_perm ? O_RDWR | O_CREAT : O_RDONLY) == 0) {
+    RETVAL = db;
+  } else {
+    RETVAL = NULL;
+    rpmtsFree(db->ts);
+  }
   OUTPUT:
   RETVAL
 
@@ -2656,10 +2660,8 @@ void
 Db_DESTROY(db)
   URPM::DB db
   CODE:
-  if (--db->count <= 0) {
-    rpmtsFree(db->ts);
-    free(db);
-  }
+  rpmtsFree(db->ts);
+  free(db);
 
 int
 Db_traverse(db,callback)
@@ -2670,6 +2672,7 @@ Db_traverse(db,callback)
   rpmdbMatchIterator mi;
   int count = 0;
   CODE:
+  db->ts = rpmtsLink(db->ts, "URPM::DB::traverse");
   mi = rpmtsInitIterator(db->ts, RPMDBI_PACKAGES, NULL, 0);
   while ((header = rpmdbNextIterator(mi))) {
     if (SvROK(callback)) {
@@ -2691,6 +2694,7 @@ Db_traverse(db,callback)
     ++count;
   }
   rpmdbFreeIterator(mi);
+  rpmtsFree(db->ts);
   RETVAL = count;
   OUTPUT:
   RETVAL
@@ -2731,6 +2735,7 @@ Db_traverse_tag(db,tag,names,callback)
       STRLEN str_len;
       SV **isv = av_fetch(names_av, i, 0);
       char *name = SvPV(*isv, str_len);
+      db->ts = rpmtsLink(db->ts, "URPM::DB::traverse_tag");
       mi = rpmtsInitIterator(db->ts, rpmtag, name, str_len);
       while ((header = rpmdbNextIterator(mi))) {
 	if (SvROK(callback)) {
@@ -2753,6 +2758,7 @@ Db_traverse_tag(db,tag,names,callback)
       }
       rpmdbFreeIterator(mi);
     } 
+    rpmtsFree(db->ts);
   } else croak("bad arguments list");
   RETVAL = count;
   OUTPUT:
@@ -2765,8 +2771,8 @@ Db_create_transaction(db, prefix="/")
   CODE:
   /* this is *REALLY* dangerous to create a new transaction while another is open,
      so use the db transaction instead. */
+  db->ts = rpmtsLink(db->ts, "URPM::DB::create_transaction");
   RETVAL = db;
-  ++RETVAL->count;
   OUTPUT:
   RETVAL
 
@@ -2777,10 +2783,8 @@ void
 Trans_DESTROY(trans)
   URPM::Transaction trans
   CODE:
-  if (--trans->count <= 0) {
-    rpmtsFree(trans->ts);
-    free(trans);
-  }
+  rpmtsFree(trans->ts);
+  free(trans);
 
 void
 Trans_set_script_fd(trans, fdno)
@@ -3473,7 +3477,7 @@ Urpm_import_pubkey(...)
   RETVAL = 1;
   /* get transaction for importing keys, open rpmdb in write mode */
   if (db) {
-    ts = db->ts;
+    ts = db->ts = rpmtsLink(db->ts, "URPM::import_pubkey");
   } else {
     /* compabilty mode to use rpmdb installed on / */
     ts = rpmtsCreate();
@@ -3619,7 +3623,7 @@ Urpm_import_pubkey(...)
   }
   rpmtsClean(ts);
   _free(pkt);
-  if (!db) rpmtsFree(ts);
+  rpmtsFree(ts);
   OUTPUT:
   RETVAL
 
-- 
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