X-Git-Url: https://diplodocus.org/git/nmh/blobdiff_plain/0152658e840581077e5cd575b5195faf18b9df8b..448debd081b8bfad38ba43b21bea34a9c0eb49c2:/uip/mhlsbr.c

diff --git a/uip/mhlsbr.c b/uip/mhlsbr.c
index e94e8d3e..8d759d65 100644
--- a/uip/mhlsbr.c
+++ b/uip/mhlsbr.c
@@ -870,14 +870,15 @@ parse (void)
  */
 
 static void
-process (char *folder, char *filename, int ofilen, int ofilec)
+process (char *folder, char *fname, int ofilen, int ofilec)
 {
     char *cp = NULL;
-    char *fname = filename;
     FILE *fp = NULL;
     struct mcomp *c1;
     struct stat st;
     struct arglist *ap;
+    /* volatile to prevent "might be clobbered" warning from gcc: */
+    char *volatile fname2 = fname ? fname : "(stdin)";
 
     switch (setjmp (env)) {
 	case OK: 
@@ -889,7 +890,6 @@ process (char *folder, char *filename, int ofilen, int ofilec)
 		    return;
 		}
 	    } else {
-		fname = "(stdin)";
 		fp = stdin;
 	    }
 	    if (fstat(fileno(fp), &st) == 0) {
@@ -897,7 +897,7 @@ process (char *folder, char *filename, int ofilen, int ofilec)
 	    } else {
 	    	filesize = 0;
 	    }
-	    cp = folder ? concat (folder, ":", fname, NULL) : getcpy (fname);
+	    cp = folder ? concat (folder, ":", fname2, NULL) : getcpy (fname2);
 	    if (ontty != PITTY)
 		SIGNAL (SIGINT, intrser);
 	    mhlfile (fp, cp, ofilen, ofilec);  /* FALL THROUGH! */