From c7c870b0c5d1ebc6696d3be28e52f30c48dc21ab Mon Sep 17 00:00:00 2001
From: ewt <devnull@localhost>
Date: Thu, 4 Feb 1999 05:03:16 +0000
Subject: [PATCH] added rpmdbOpenForTraversal()

CVS patchset: 2771
CVS date: 1999/02/04 05:03:16
---
 CHANGES      |  1 +
 lib/rpmdb.c  | 17 +++++++++++++++++
 lib/rpmlib.h |  3 +++
 3 files changed, 21 insertions(+)

diff --git a/CHANGES b/CHANGES
index 34632a3..556e385 100644
--- a/CHANGES
+++ b/CHANGES
@@ -1,6 +1,7 @@
 2.90 -> 2.91
 	- create rpmbzio.c to avoid implicit dependence on libbz2 for installer.
 	- spec files can provide /filename now
+	- added rpmdbOpenForTraversal()
 
 2.5.x -> 2.90
 	- added --excludepath
diff --git a/lib/rpmdb.c b/lib/rpmdb.c
index ec7f2a6..b974882 100644
--- a/lib/rpmdb.c
+++ b/lib/rpmdb.c
@@ -55,6 +55,23 @@ static int intMatchCmp(const void * one, const void * two) {
     return 0;
 };
 
+int rpmdbOpenForTraversal(const char * prefix, rpmdb * rpmdbp) {
+    const char * dbpath;
+
+    dbpath = rpmGetPath("%{_dbpath}", NULL);
+    if (dbpath == NULL || dbpath[0] == '%') {
+	rpmMessage(RPMMESS_DEBUG, _("no dbpath has been set"));
+	return 1;
+    }
+
+    if (openDatabase(prefix, dbpath, rpmdbp, O_RDONLY, 0644, 
+		     RPMDB_FLAG_MINIMAL)) {
+	return 1;
+    }
+
+    return 0;
+}
+
 int rpmdbOpen (const char * prefix, rpmdb *rpmdbp, int mode, int perms) {
     const char * dbpath;
     int rc;
diff --git a/lib/rpmlib.h b/lib/rpmlib.h
index 5ad60e8..5cba1f1 100644
--- a/lib/rpmlib.h
+++ b/lib/rpmlib.h
@@ -299,6 +299,9 @@ int rpmdbOpen (const char * root, rpmdb * dbp, int mode, int perms);
 int rpmdbInit(const char * root, int perms);
     /* nonzero on error */
 void rpmdbClose (rpmdb db);
+/* Databases like this should only have rpmdb*RecNum and rpmdbGetRecord
+   used on them. Anything else could fail! */
+int rpmdbOpenForTraversal(const char * prefix, rpmdb * rpmdbp);
 
 int rpmdbFirstRecNum(rpmdb db);
 int rpmdbNextRecNum(rpmdb db, unsigned int lastOffset);
-- 
2.7.4