Clarify and correct -z

diff --git a/imap-send.c b/imap-send.c
index 72ed640125ec1c1305c4e714ff9dfd96f2c34435..834301cf409c311d47b22a0f7504917a32847647 100644 (file)
--- a/imap-send.c
+++ b/imap-send.c
@@ -94,6 +94,9 @@ 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
 #define DRV_BOX_BAD     -2
@@ -270,8 +273,12 @@ static int ssl_socket_connect(struct imap_socket *sock, int use_tls_only, int ve
 #ifdef NO_OPENSSL
        fprintf(stderr, "SSL requested but SSL support not compiled in\n");
        return -1;
+#else
+#if (OPENSSL_VERSION_NUMBER >= 0x10000000L)
+       const SSL_METHOD *meth;
 #else
        SSL_METHOD *meth;
+#endif
        SSL_CTX *ctx;
        int ret;
 
@@ -1365,6 +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);