kumquat-buildroot/package/alsa-lib/alsa-lib-no-mmu.patch
Thomas Petazzoni d4b074554f alsa-lib: fix noMMU build
Add a patch to use vfork() instead of fork().

Signed-off-by: Thomas Petazzoni <thomas.petazzoni@free-electrons.com>
Signed-off-by: Peter Korsgaard <jacmet@sunsite.dk>
2013-03-09 21:08:53 +01:00

45 lines
1.1 KiB
Diff

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);