From 15a75e40d01c61eead24204b89ddd8d294b6d1fd Mon Sep 17 00:00:00 2001
From: cinap_lenrek <cinap_lenrek@centraldogma>
Date: Mon, 26 Dec 2011 00:46:07 +0100
Subject: [PATCH] 9boot: replace strrchr() call with a loop and strchr() for
 ignoring bang path prefixes

---
 sys/src/boot/pc/sub.c | 13 +------------
 1 file changed, 1 insertion(+), 12 deletions(-)

diff --git a/sys/src/boot/pc/sub.c b/sys/src/boot/pc/sub.c
index 69027bf2d..470d31c39 100644
--- a/sys/src/boot/pc/sub.c
+++ b/sys/src/boot/pc/sub.c
@@ -66,17 +66,6 @@ strchr(char *s, int c)
 	return 0;
 }
 
-char*
-strrchr(char *s, int c)
-{
-	char *r = 0;
-
-	while(s = strchr(s, c))
-		r = s++;
-
-	return r;
-}
-
 void
 print(char *s)
 {
@@ -264,7 +253,7 @@ Loop:
 		print("no bootfile\r\n");
 		goto Loop;
 	}
-	if(p = strrchr(kern, '!'))
+	while(p = strchr(kern, '!'))
 		kern = p+1;
 
 	return kern;