Merge branch 'tr/filter-branch'

diff --git a/imap-send.c b/imap-send.c
index 6c9938a0757a3c3b440c227951462f6972923afe..834301cf409c311d47b22a0f7504917a32847647 100644 (file)
--- a/imap-send.c
+++ b/imap-send.c
@@ -94,6 +94,8 @@ struct msg_data {
        unsigned int crlf:1;
 };
 
+static const char imap_send_usage[] = "git imap-send < <mbox>";
+
 #undef DRV_OK
 #define DRV_OK          0
 #define DRV_MSG_BAD     -1
@@ -1370,6 +1372,9 @@ int main(int argc, char **argv)
 
        git_extract_argv0_path(argv[0]);
 
+       if (argc != 1)
+               usage(imap_send_usage);
+
        setup_git_directory_gently(&nongit_ok);
        git_config(git_imap_config, NULL);