From: Frank Stettner <redacted>
Date: Sun, 15 Aug 2021 16:30:03 +0000 (+0200)
Subject: show: Format channel output when no channel is available
X-Git-Url: https://sigrok.org/gitweb/?p=sigrok-cli.git;a=commitdiff_plain;h=7ce834c1166fcf57ebb0e20bf4e7ba9e856aa6ce

show: Format channel output when no channel is available
---

diff --git a/show.c b/show.c
index 9ce35b4..5243e53 100644
--- a/show.c
+++ b/show.c
@@ -465,8 +465,11 @@ void show_dev_detail(void)
 		printf("Channel groups:\n");
 		for (cgl = channel_groups; cgl; cgl = cgl->next) {
 			cg = cgl->data;
-			printf("    %s: channel%s", cg->name,
-					g_slist_length(cg->channels) > 1 ? "s" : "");
+			printf("    %s: ", cg->name);
+			if (g_slist_length(cg->channels) == 0)
+				printf("No channels");
+			else
+				printf("channel%s", g_slist_length(cg->channels) > 1 ? "s" : "");
 			for (chl = cg->channels; chl; chl = chl->next) {
 				ch = chl->data;
 				printf(" %s", ch->name);