[PATCH] Document git-ssh-pull and git-ssh-push

diff --git a/diff-files.c b/diff-files.c
index a425112c9e01ff356def1587484fc478daf63dc8..5c895cca75666818dc6ebc2bfa9aa0875af73756 100644 (file)
--- a/diff-files.c
+++ b/diff-files.c
@@ -61,14 +61,21 @@ int main(int argc, const char **argv)
                        orderfile = argv[1] + 2;
                else if (!strcmp(argv[1], "--pickaxe-all"))
                        pickaxe_opts = DIFF_PICKAXE_ALL;
-               else if (!strncmp(argv[1], "-B", 2))
-                       diff_break_opt = diff_scoreopt_parse(argv[1]);
+               else if (!strncmp(argv[1], "-B", 2)) {
+                       if ((diff_break_opt =
+                            diff_scoreopt_parse(argv[1])) == -1)
+                               usage(diff_files_usage);
+               }
                else if (!strncmp(argv[1], "-M", 2)) {
-                       diff_score_opt = diff_scoreopt_parse(argv[1]);
+                       if ((diff_score_opt =
+                            diff_scoreopt_parse(argv[1])) == -1)
+                               usage(diff_files_usage);
                        detect_rename = DIFF_DETECT_RENAME;
                }
                else if (!strncmp(argv[1], "-C", 2)) {
-                       diff_score_opt = diff_scoreopt_parse(argv[1]);
+                       if ((diff_score_opt =
+                            diff_scoreopt_parse(argv[1])) == -1)
+                               usage(diff_files_usage);
                        detect_rename = DIFF_DETECT_COPY;
                }
                else