From: Jaroslav Kysela <perex@perex.cz>
Date: Mon, 29 Mar 2021 09:36:17 +0000 (+0200)
Subject: amixer: print error when snd_hctl_handle_events() fails
X-Git-Tag: v1.2.5~45
X-Git-Url: https://git.alsa-project.org/?a=commitdiff_plain;h=69276d4a6c92599fb3cc9a9a4db64ce22cff8504;p=alsa-utils.git

amixer: print error when snd_hctl_handle_events() fails

It may be possible that the controls are quickly added and
removed, thus the "hard" fail is not optimal here.

Signed-off-by: Jaroslav Kysela <perex@perex.cz>
---

diff --git a/amixer/amixer.c b/amixer/amixer.c
index b3b9b48..0bdae99 100644
--- a/amixer/amixer.c
+++ b/amixer/amixer.c
@@ -1602,7 +1602,8 @@ static int events(int argc ATTRIBUTE_UNUSED, char *argv[] ATTRIBUTE_UNUSED)
 		if (res >= 0) {
 			printf("Poll ok: %i\n", res);
 			res = snd_hctl_handle_events(handle);
-			assert(res > 0);
+			if (res < 0)
+				printf("ERR: %s (%d)\n", snd_strerror(res), res);
 		}
 	}
 	snd_hctl_close(handle);