Commit d4b07455 authored by Thomas Petazzoni's avatar Thomas Petazzoni Committed by Peter Korsgaard
Browse files

alsa-lib: fix noMMU build 



Add a patch to use vfork() instead of fork().

Signed-off-by: default avatarThomas Petazzoni <thomas.petazzoni@free-electrons.com>
Signed-off-by: default avatarPeter Korsgaard <jacmet@sunsite.dk>
parent 3bae624d

package/alsa-lib/alsa-lib-no-mmu.patch

0 → 100644
+44 −0
Original line number Diff line number Diff line 
Don't use fork() on noMMU platforms



Signed-off-by: Thomas Petazzoni <thomas.petazzoni@free-electrons.com>



Index: alsa-lib-1.0.26/configure.in

===================================================================

--- alsa-lib-1.0.26.orig/configure.in	2012-09-06 10:55:14.000000000 +0200

+++ alsa-lib-1.0.26/configure.in	2013-03-09 16:22:08.000000000 +0100

@@ -66,6 +66,8 @@

 AM_CONDITIONAL(ALSA_HSEARCH_R, [test "x$HAVE_HSEARCH_R" != xyes])

 AC_CHECK_FUNCS([uselocale])

 

+AC_CHECK_FUNC([fork])

+

 SAVE_LIBRARY_VERSION

 AC_SUBST(LIBTOOL_VERSION_INFO)

 

Index: alsa-lib-1.0.26/src/pcm/pcm_direct.c

===================================================================

--- alsa-lib-1.0.26.orig/src/pcm/pcm_direct.c	2012-09-06 10:55:14.000000000 +0200

+++ alsa-lib-1.0.26/src/pcm/pcm_direct.c	2013-03-09 16:22:51.000000000 +0100

@@ -424,13 +424,21 @@

 		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);

package/alsa-lib/alsa-lib.mk

+1 −0
Original line number Diff line number Diff line
@@ -11,6 +11,7 @@ ALSA_LIB_LICENSE = LGPLv2.1+ 
ALSA_LIB_LICENSE_FILES = COPYING

ALSA_LIB_INSTALL_STAGING = YES

ALSA_LIB_CFLAGS=$(TARGET_CFLAGS)

ALSA_LIB_AUTORECONF = YES

ALSA_LIB_CONF_OPT = --with-alsa-devdir=$(call qstrip,$(BR2_PACKAGE_ALSA_LIB_DEVDIR)) \

		    --with-pcm-plugins="$(call qstrip,$(BR2_PACKAGE_ALSA_LIB_PCM_PLUGINS))" \

		    --with-ctl-plugins="$(call qstrip,$(BR2_PACKAGE_ALSA_LIB_CTL_PLUGINS))" \