From a87a386e3a5ef715fc65affe9dfa9eae09d13270 Mon Sep 17 00:00:00 2001
From: Michael Forney <mforney@mforney.org>
Date: Fri, 5 Jul 2019 04:42:52 -0700
Subject: alsa-lib: Detect whether TLS is available

---
 pkg/alsa-lib/config.h | 5 ++++-
 pkg/alsa-lib/gen.lua  | 7 +++++++
 2 files changed, 11 insertions(+), 1 deletion(-)

(limited to 'pkg/alsa-lib')

diff --git a/pkg/alsa-lib/config.h b/pkg/alsa-lib/config.h
index 50b3568b..bf340d4d 100644
--- a/pkg/alsa-lib/config.h
+++ b/pkg/alsa-lib/config.h
@@ -40,7 +40,10 @@
 #define HAVE_UNISTD_H 1
 #define HAVE_USELOCALE 1
 /* #undef HAVE_WORDEXP */
-#define HAVE___THREAD 1
+#ifdef HAVE__THREAD_LOCAL
+# define HAVE___THREAD 1
+# define __thread _Thread_local
+#endif
 #define LT_OBJDIR ".libs/"
 /* #undef NDEBUG */
 #define PACKAGE "alsa-lib"
diff --git a/pkg/alsa-lib/gen.lua b/pkg/alsa-lib/gen.lua
index d8dd8a82..f5e375d5 100644
--- a/pkg/alsa-lib/gen.lua
+++ b/pkg/alsa-lib/gen.lua
@@ -1,9 +1,15 @@
 cflags{
+	'-I $outdir',
 	'-I $dir',
 	'-I $dir/alsa',
 	'-I $srcdir/include',
 }
 
+build('cat', '$outdir/config.h', {
+	'$builddir/probe/HAVE__THREAD_LOCAL',
+	'$dir/config.h',
+})
+
 pkg.hdrs = {
 	copy('$outdir/include/alsa', '$srcdir/include/alsa', {
 		'asoundef.h',
@@ -30,6 +36,7 @@ pkg.hdrs = {
 	}),
 	copy('$outdir/include/alsa', '$dir/alsa', {'asoundlib.h', 'version.h'}),
 }
+pkg.deps = {'$outdir/config.h'}
 
 cc('src/pcm/pcm.c')
 build('objcopy', '$outdir/src/pcm/pcm.nowarn.c.o', '$outdir/src/pcm/pcm.c.o', {
-- 
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