Pass error message from GLib ini parser to CLI

The function _notmuch_config_load_from_file is only called in two
places in open.cc. Update internal API to match the idiom in open.cc.
Adding a newline is needed for consistency with other status strings.

Based in part on a patch [1] from Eric Blake.

[1]: id:20230906153402.101471-1-eblake@redhat.com

1 files changed, 6 insertions, 0 deletions

diff --git a/notmuch.c b/notmuch.c
index 69a18131..814b9e42 100644
--- a/notmuch.c
+++ b/notmuch.c
@@ -563,6 +563,12 @@ main (int argc, char *argv[])
 					       NULL,
 					       &notmuch,
 					       &status_string);
+	if (status_string) {
+	    fputs (status_string, stderr);
+	    free (status_string);
+	    status_string = NULL;
+	}
+
 	switch (status) {
 	case NOTMUCH_STATUS_NO_CONFIG:
 	    if (! (command->mode & NOTMUCH_COMMAND_CONFIG_CREATE)) {