wrapper.c: use warning_errno()

diff --git a/diff-no-index.c b/diff-no-index.c
index 8e0fd270b5be4d9ab8616ab57202862dd2fc6eda..1f8999b9cabf52c85b63f27178023ff53b7567c3 100644 (file)
--- a/diff-no-index.c
+++ b/diff-no-index.c
@@ -65,8 +65,7 @@ static int populate_from_stdin(struct diff_filespec *s)
        size_t size = 0;
 
        if (strbuf_read(&buf, 0, 0) < 0)
-               return error("error while reading from stdin %s",
-                                    strerror(errno));
+               return error_errno("error while reading from stdin");
 
        s->should_munmap = 0;
        s->data = strbuf_detach(&buf, &size);
@@ -237,12 +236,12 @@ static void fixup_paths(const char **path, struct strbuf *replacement)
 }
 
 void diff_no_index(struct rev_info *revs,
-                  int argc, const char **argv,
-                  const char *prefix)
+                  int argc, const char **argv)
 {
        int i, prefixlen;
        const char *paths[2];
        struct strbuf replacement = STRBUF_INIT;
+       const char *prefix = revs->prefix;
 
        diff_setup(&revs->diffopt);
        for (i = 1; i < argc - 2; ) {
@@ -252,7 +251,8 @@ void diff_no_index(struct rev_info *revs,
                else if (!strcmp(argv[i], "--"))
                        i++;
                else {
-                       j = diff_opt_parse(&revs->diffopt, argv + i, argc - i);
+                       j = diff_opt_parse(&revs->diffopt, argv + i, argc - i,
+                                          revs->prefix);
                        if (j <= 0)
                                die("invalid diff option/value: %s", argv[i]);
                        i += j;