usage: add set_warn_routine()

diff --git a/gpg-interface.c b/gpg-interface.c
index 74f08a2a0e3b196f907aa13928bcd1f1275c6e21..08356f92e7b39787deb145868b01bf4c2cf0102a 100644 (file)
--- a/gpg-interface.c
+++ b/gpg-interface.c
@@ -153,9 +153,11 @@ int sign_buffer(struct strbuf *buffer, struct strbuf *signature, const char *sig
        struct child_process gpg = CHILD_PROCESS_INIT;
        int ret;
        size_t i, j, bottom;
+       struct strbuf gpg_status = STRBUF_INIT;
 
        argv_array_pushl(&gpg.args,
                         gpg_program,
+                        "--status-fd=2",
                         "-bsau", signing_key,
                         NULL);
 
@@ -167,10 +169,12 @@ int sign_buffer(struct strbuf *buffer, struct strbuf *signature, const char *sig
         */
        sigchain_push(SIGPIPE, SIG_IGN);
        ret = pipe_command(&gpg, buffer->buf, buffer->len,
-                          signature, 1024, NULL, 0);
+                          signature, 1024, &gpg_status, 0);
        sigchain_pop(SIGPIPE);
 
-       if (ret || signature->len == bottom)
+       ret |= !strstr(gpg_status.buf, "\n[GNUPG:] SIG_CREATED ");
+       strbuf_release(&gpg_status);
+       if (ret)
                return error(_("gpg failed to sign the data"));
 
        /* Strip CR from the line endings, in case we are on Windows. */