From: Jaroslav Kysela <perex@perex.cz>
Date: Tue, 7 Dec 2021 08:21:24 +0000 (+0100)
Subject: conf: accept '_' character in the variable name
X-Git-Tag: v1.2.6.1~2
X-Git-Url: https://git.alsa-project.org/?a=commitdiff_plain;h=f44c94f24c2422c5ee1c4c58253ec17412b248a9;p=alsa-lib.git

conf: accept '_' character in the variable name

Fixes: https://github.com/alsa-project/alsa-lib/issues/197
Signed-off-by: Jaroslav Kysela <perex@perex.cz>
---

diff --git a/src/confeval.c b/src/confeval.c
index a971bf38..be9ac874 100644
--- a/src/confeval.c
+++ b/src/confeval.c
@@ -190,7 +190,7 @@ int _snd_eval_string(snd_config_t **dst, const char *s,
 			} else {
 				e = s + 1;
 				while (*e) {
-					if (!isalnum(*e))
+					if (!isalnum(*e) && *e != '_')
 						break;
 					e++;
 				}