X-Git-Url: http://drtracing.org/?a=blobdiff_plain;f=libiberty%2Fstrstr.c;h=60902ea40ee80b513a525f9403728398ea876d7e;hb=5f8989944880cad1bfffab3801214a0a9b67b72e;hp=ffe1d10fc9ef5f6e241cc7b8be1344943ef88a33;hpb=fa9f0e33b3c0510267d7a41f2f4ee72ba452c37e;p=deliverable%2Fbinutils-gdb.git

diff --git a/libiberty/strstr.c b/libiberty/strstr.c
index ffe1d10fc9..60902ea40e 100644
--- a/libiberty/strstr.c
+++ b/libiberty/strstr.c
@@ -7,7 +7,7 @@
 
 This function searches for the substring @var{sub} in the string
 @var{string}, not including the terminating null characters.  A pointer
-to the first occurrence of @var{sub} is returned, or NULL if the
+to the first occurrence of @var{sub} is returned, or @code{NULL} if the
 substring is absent.  If @var{sub} points to a string with zero
 length, the function returns @var{string}.
 
@@ -20,24 +20,22 @@ length, the function returns @var{string}.
 /* FIXME:  The above description is ANSI compiliant.  This routine has not
    been validated to comply with it.  -fnf */
 
+#include <stddef.h>
+
+extern char *strchr (const char *, int);
+extern int strncmp (const void *, const void *, size_t);
+extern size_t strlen (const char *);
+
 char *
-strstr (s1, s2)
-  char *s1, *s2;
+strstr (const char *s1, const char *s2)
 {
-  register char *p = s1;
-  extern char *strchr ();
-  extern int strncmp ();
-#if __GNUC__==2
-  extern __SIZE_TYPE__ strlen ();
-#endif
-  register int len = strlen (s2);
+  const char *p = s1;
+  const size_t len = strlen (s2);
 
   for (; (p = strchr (p, *s2)) != 0; p++)
     {
       if (strncmp (p, s2, len) == 0)
-	{
-	  return (p);
-	}
+	return (char *)p;
     }
   return (0);
 }