Don't use fork() on noMMU platforms
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[Gustavo: update patch for 1.0.28]
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Signed-off-by: Thomas Petazzoni <thomas.petazzoni@free-electrons.com>
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Index: alsa-lib-1.0.26/configure.ac
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===================================================================
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--- alsa-lib-1.0.26.orig/configure.ac 2012-09-06 10:55:14.000000000 +0200
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+++ alsa-lib-1.0.26/configure.ac 2013-03-09 16:22:08.000000000 +0100
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@@ -66,6 +66,8 @@
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AM_CONDITIONAL(ALSA_HSEARCH_R, [test "x$HAVE_HSEARCH_R" != xyes])
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AC_CHECK_FUNCS([uselocale])
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+AC_CHECK_FUNC([fork])
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+
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SAVE_LIBRARY_VERSION
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AC_SUBST(LIBTOOL_VERSION_INFO)
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Index: alsa-lib-1.0.26/src/pcm/pcm_direct.c
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===================================================================
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--- alsa-lib-1.0.26.orig/src/pcm/pcm_direct.c 2012-09-06 10:55:14.000000000 +0200
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+++ alsa-lib-1.0.26/src/pcm/pcm_direct.c 2013-03-09 16:22:51.000000000 +0100
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@@ -424,13 +424,21 @@
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close(dmix->server_fd);
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return ret;
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}
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-
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+
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+#ifdef HAVE_FORK
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ret = fork();
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+#else
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+ ret = vfork();
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+#endif
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if (ret < 0) {
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close(dmix->server_fd);
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return ret;
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} else if (ret == 0) {
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+#ifdef HAVE_FORK
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ret = fork();
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+#else
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+ ret = vfork();
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+#endif
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if (ret == 0)
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server_job(dmix);
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_exit(EXIT_SUCCESS);
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