From: Jochen Sprickerhof <git@jochen.sprickerhof.de>
Date: Sun, 15 Jun 2025 08:10:52 +0000 (+0200)
Subject: ucm: use close_range on _GNU_SOURCE
X-Git-Url: https://git.alsa-project.org/?a=commitdiff_plain;h=782b0597c25845cf8c48b3fe906e8374d1175f36;p=alsa-lib.git

ucm: use close_range on _GNU_SOURCE

Closes: https://github.com/alsa-project/alsa-lib/pull/459
Signed-off-by: Jochen Sprickerhof <git@jochen.sprickerhof.de>
Signed-off-by: Jaroslav Kysela <perex@perex.cz>
---

diff --git a/src/ucm/ucm_exec.c b/src/ucm/ucm_exec.c
index 276cf592..b79a84ae 100644
--- a/src/ucm/ucm_exec.c
+++ b/src/ucm/ucm_exec.c
@@ -254,8 +254,12 @@ int uc_mgr_exec(const char *prog)
 
 		close(f);
 
+#if defined(_GNU_SOURCE)
+		close_range(3, maxfd, 0);
+#else
 		for (f = 3; f < maxfd; f++)
 			close(f);
+#endif
 
 		/* install default handlers for the forked process */
 		signal(SIGINT, SIG_DFL);