From 3112f9654e9f21ce5d3ab23a3a1e7c6dfdce45c6 Mon Sep 17 00:00:00 2001
From: Natanael Copa <ncopa@alpinelinux.org>
Date: Mon, 25 May 2015 11:33:46 +0000
Subject: [PATCH] fix building with musl libc

The __BEGIN_DECLS and __END_DECLS are internal identifiers which are not
defined in any standard. The use of those makes compile fail with musl
libc so we avoid using them
---
 gview_audio/gviewaudio.h       | 9 +++++++--
 gview_encoder/gviewencoder.h   | 8 ++++++--
 gview_render/gviewrender.h     | 8 ++++++--
 gview_v4l2core/gviewv4l2core.h | 8 ++++++--
 4 files changed, 25 insertions(+), 8 deletions(-)

diff --git a/gview_audio/gviewaudio.h b/gview_audio/gviewaudio.h
index 0cc6f70..5cae68b 100644
--- a/gview_audio/gviewaudio.h
+++ b/gview_audio/gviewaudio.h
@@ -38,7 +38,9 @@
 #include <sys/types.h>
 
 /*make sure we support c++*/
-__BEGIN_DECLS
+#ifdef  __cplusplus
+extern "C" {
+#endif
 
 /*Audio API*/
 #define AUDIO_NONE          (0)
@@ -263,6 +265,9 @@ int audio_stop(audio_context_t *audio_ctx);
  */
 void audio_close(audio_context_t *audio_ctx);
 
-__END_DECLS
+
+#ifdef  __cplusplus
+}
+#endif
 
 #endif
diff --git a/gview_encoder/gviewencoder.h b/gview_encoder/gviewencoder.h
index 2bc3586..aeff883 100644
--- a/gview_encoder/gviewencoder.h
+++ b/gview_encoder/gviewencoder.h
@@ -38,7 +38,9 @@
 #include <sys/types.h>
 
 /*make sure we support c++*/
-__BEGIN_DECLS
+#ifdef  __cplusplus
+extern "C" {
+#endif
 
 /*encoder modes*/
 #define ENCODER_MODE_NONE   (0)
@@ -732,6 +734,8 @@ int encoder_write_audio_data(encoder_context_t *encoder_ctx);
  */
 int encoder_disk_supervisor(int treshold, const char *path);
 
-__END_DECLS
+#ifdef  __cplusplus
+}
+#endif
 
 #endif
diff --git a/gview_render/gviewrender.h b/gview_render/gviewrender.h
index e6cedfa..73c3b2c 100644
--- a/gview_render/gviewrender.h
+++ b/gview_render/gviewrender.h
@@ -38,7 +38,9 @@
 #include <sys/types.h>
 
 /*make sure we support c++*/
-__BEGIN_DECLS
+#ifdef  __cplusplus
+extern "C" {
+#endif
 
 #define RENDER_NONE     (0)
 #define RENDER_SDL      (1)
@@ -279,6 +281,8 @@ void render_clean_fx();
  */
 void render_close();
 
-__END_DECLS
+#ifdef  __cplusplus
+}
+#endif
 
 #endif
diff --git a/gview_v4l2core/gviewv4l2core.h b/gview_v4l2core/gviewv4l2core.h
index e9d5d53..35f075f 100644
--- a/gview_v4l2core/gviewv4l2core.h
+++ b/gview_v4l2core/gviewv4l2core.h
@@ -33,7 +33,9 @@
 #include <sys/types.h>
 
 /*make sure we support c++*/
-__BEGIN_DECLS
+#ifdef __cplusplus
+extern "C" {
+#endif
 
 /*
  * LOGITECH Dynamic controls defs
@@ -1386,7 +1388,9 @@ int v4l2core_save_image(v4l2_frame_buff_t *frame, const char *filename, int form
  */
 uint64_t v4l2core_time_get_timestamp();
 
-__END_DECLS
+#ifdef __cplusplus
+}
+#endif
 
 #endif
 
-- 
2.4.1