From 6aed9338a64e5b7904855ac88c8a43fda48b278f Mon Sep 17 00:00:00 2001
From: jbj <devnull@localhost>
Date: Wed, 13 Jul 2005 09:52:45 +0000
Subject: [PATCH] - fix: % at end-of-line overflow (#161091).

CVS patchset: 7874
CVS date: 2005/07/13 09:52:45
---
 CHANGES       | 1 +
 rpmio/macro.c | 6 ++++--
 2 files changed, 5 insertions(+), 2 deletions(-)

diff --git a/CHANGES b/CHANGES
index 01ac633..800a2e6 100644
--- a/CHANGES
+++ b/CHANGES
@@ -15,6 +15,7 @@
 	- added CVSId: tag and SVNId: alias (#162807).
 	- added brp-java-gcjcompile build helper.
 	- fix: java compiled with -O0 confuses debugedit (#161722).
+	- fix: % at end-of-line overflow (#161091).
 
 4.4 -> 4.4.1:
 	- force *.py->*.pyo byte code compilation with brp-python-bytecompile.
diff --git a/rpmio/macro.c b/rpmio/macro.c
index 463ed9a..2cff4b1 100644
--- a/rpmio/macro.c
+++ b/rpmio/macro.c
@@ -1234,9 +1234,11 @@ expandMacro(MacroBuf mb)
 	/* Copy text until next macro */
 	switch(c) {
 	case '%':
-		if (*s != '%')
+		if (*s) {	/* Ensure not end-of-string. */
+		    if (*s != '%')
 			/*@switchbreak@*/ break;
-		s++;	/* skip first % in %% */
+		    s++;	/* skip first % in %% */
+		}
 		/*@fallthrough@*/
 	default:
 		SAVECHAR(mb, c);
-- 
2.7.4