From a5a9f268fe99316a48d5fa6fc768e89469fbe526 Mon Sep 17 00:00:00 2001
From: Wayne Davison <wayne@opencoder.net>
Date: Fri, 24 Jul 2020 23:30:32 -0700
Subject: [PATCH] Tweak NEWS & src_file().

---
 NEWS.md | 2 ++
 util2.c | 7 ++-----
 2 files changed, 4 insertions(+), 5 deletions(-)

diff --git a/NEWS.md b/NEWS.md
index b815cec4..1f58f825 100644
--- a/NEWS.md
+++ b/NEWS.md
@@ -70,6 +70,8 @@
 
  - Added some compatibility code for HPE NonStop platforms.
 
+ - Improved the INSTALL.md info.
+
 ### INTERNAL:
 
  - Use a simpler overflow check idiom in a few spots.
diff --git a/util2.c b/util2.c
index 8879c987..8b61d0b5 100644
--- a/util2.c
+++ b/util2.c
@@ -135,11 +135,8 @@ const char *src_file(const char *file)
 	static int prefix = -1;
 
 	if (prefix < 0) {
-		const char *cp;
-		for (cp = util2, prefix = 0; *cp; cp++) {
-			if (*cp == '/')
-				prefix = cp - util2 + 1;
-		}
+		const char *cp = strrchr(util2, '/');
+		prefix = cp ? cp - util2 + 1 : 0;
 	}
 
 	if (prefix && strncmp(file, util2, prefix) == 0)
-- 
2.47.2