63 lines
1.6 KiB
Diff
63 lines
1.6 KiB
Diff
From 41c029755502acf01ed634db437ac06d09be6c41 Mon Sep 17 00:00:00 2001
|
|
From: Thomas Petazzoni <thomas.petazzoni@bootlin.com>
|
|
Date: Fri, 13 Apr 2018 09:02:37 +0200
|
|
Subject: [PATCH] Don't use fork() on noMMU platforms
|
|
MIME-Version: 1.0
|
|
Content-Type: text/plain; charset=UTF-8
|
|
Content-Transfer-Encoding: 8bit
|
|
|
|
Signed-off-by: Thomas Petazzoni <thomas.petazzoni@bootlin.com>
|
|
[Jörg: update patch for 1.1.6]
|
|
Signed-off-by: Jörg Krause <joerg.krause@embedded.rocks>
|
|
Upstream: http://mailman.alsa-project.org/pipermail/alsa-devel/2018-November/141376.html
|
|
[Bernd: update patch for 1.2.4 & 1.2.7]
|
|
Signed-off-by: Bernd Kuhls <bernd.kuhls@t-online.de>
|
|
---
|
|
configure.ac | 2 ++
|
|
src/pcm/pcm_direct.c | 10 +++++++++-
|
|
2 files changed, 11 insertions(+), 1 deletion(-)
|
|
|
|
diff --git a/configure.ac b/configure.ac
|
|
index cce195ae..0c852434 100644
|
|
--- a/configure.ac
|
|
+++ b/configure.ac
|
|
@@ -52,6 +52,8 @@ dnl Checks for library functions.
|
|
AC_CHECK_FUNCS([uselocale])
|
|
AC_CHECK_FUNCS([eaccess])
|
|
|
|
+AC_CHECK_FUNC([fork])
|
|
+
|
|
SAVE_LIBRARY_VERSION
|
|
AC_SUBST(LIBTOOL_VERSION_INFO)
|
|
|
|
diff --git a/src/pcm/pcm_direct.c b/src/pcm/pcm_direct.c
|
|
index 2b07eff9..4dc3ea26 100644
|
|
--- a/src/pcm/pcm_direct.c
|
|
+++ b/src/pcm/pcm_direct.c
|
|
@@ -437,13 +437,21 @@ int snd_pcm_direct_server_create(snd_pcm_direct_t *dmix)
|
|
close(dmix->server_fd);
|
|
return ret;
|
|
}
|
|
-
|
|
+
|
|
+#ifdef HAVE_FORK
|
|
ret = fork();
|
|
+#else
|
|
+ ret = vfork();
|
|
+#endif
|
|
if (ret < 0) {
|
|
close(dmix->server_fd);
|
|
return ret;
|
|
} else if (ret == 0) {
|
|
+#ifdef HAVE_FORK
|
|
ret = fork();
|
|
+#else
|
|
+ ret = vfork();
|
|
+#endif
|
|
if (ret == 0)
|
|
server_job(dmix);
|
|
_exit(EXIT_SUCCESS);
|
|
--
|
|
2.14.3
|
|
|