notes: implement helpers needed for note copying during rewrite

diff --git a/builtin-mailsplit.c b/builtin-mailsplit.c
index ee6ca0ebcd0a9ad63da79575f6bc26116b5606c2..207e358ed19cecb8cf7b57d59a9149619909459d 100644 (file)
--- a/builtin-mailsplit.c
+++ b/builtin-mailsplit.c
@@ -64,7 +64,7 @@ static int split_one(FILE *mbox, const char *name, int allow_bare)
        fd = open(name, O_WRONLY | O_CREAT | O_EXCL, 0666);
        if (fd < 0)
                die_errno("cannot open output file '%s'", name);
-       output = fdopen(fd, "w");
+       output = xfdopen(fd, "w");
 
        /* Copy it out, while searching for a line that begins with
         * "From " and having something that looks like a date format.
@@ -231,6 +231,8 @@ int cmd_mailsplit(int argc, const char **argv, const char *prefix)
                        continue;
                } else if ( arg[1] == 'f' ) {
                        nr = strtol(arg+2, NULL, 10);
+               } else if ( arg[1] == 'h' ) {
+                       usage(git_mailsplit_usage);
                } else if ( arg[1] == 'b' && !arg[2] ) {
                        allow_bare = 1;
                } else if (!strcmp(arg, "--keep-cr")) {