[PATCH] git-diff-cache: handle pathspec beginning with a dash

[git.git] / apply.c

diff --git a/apply.c b/apply.c
index e02e760..20c41c5 100644 (file)
--- a/apply.c
+++ b/apply.c
@@ -437,6 +437,8 @@ static int parse_git_header(char *line, int len, unsigned int size, struct patch
                        { "copy to ", gitdiff_copydst },
                        { "rename old ", gitdiff_renamesrc },
                        { "rename new ", gitdiff_renamedst },
+                       { "rename from ", gitdiff_renamesrc },
+                       { "rename to ", gitdiff_renamedst },
                        { "similarity index ", gitdiff_similarity },
                        { "dissimilarity index ", gitdiff_dissimilarity },
                        { "", gitdiff_unrecognized },
@@ -628,8 +630,11 @@ static int parse_fragment(char *line, unsigned long size, struct patch *patch, s
 
        if (patch->is_new != !oldlines)
                return error("new file depends on old contents");
-       if (patch->is_delete != !newlines)
-               return error("deleted file still has contents");
+       if (patch->is_delete != !newlines) {
+               if (newlines)
+                       return error("deleted file still has contents");
+               fprintf(stderr, "** warning: file %s becomes empty but is not deleted\n", patch->new_name);
+       }
 
        /* Parse the thing.. */
        line += len;
@@ -1186,6 +1191,9 @@ static void write_out_one_result(struct patch *patch)
 
 static void write_out_results(struct patch *list)
 {
+       if (!list)
+               die("No changes");
+
        while (list) {
                write_out_one_result(list);
                list = list->next;