Add checks for HAVE_GPL to various GPL-only source files

This should actually cover all of them, if you take into account that
some unchanged GPL source files include header files with such checks.
Also this was done already for the libaf derived code.

This is only for "safety" and to avoid misunderstandings.

4 files changed, 20 insertions, 0 deletions

diff --git a/video/out/opengl/hwdec_vaglx.c b/video/out/opengl/hwdec_vaglx.c
index d5bc0b6ee7..2ad7970859 100644
--- a/video/out/opengl/hwdec_vaglx.c
+++ b/video/out/opengl/hwdec_vaglx.c
@@ -30,6 +30,11 @@
 
 #include "ra_gl.h"
 
+#include "config.h"
+#if !HAVE_GPL
+#error GPL only
+#endif
+
 struct priv_owner {
     struct mp_vaapi_ctx *ctx;
     VADisplay *display;
diff --git a/video/out/vo_caca.c b/video/out/vo_caca.c
index 46090afc4a..e63bd69b1d 100644
--- a/video/out/vo_caca.c
+++ b/video/out/vo_caca.c
@@ -42,6 +42,11 @@
 #include "common/msg.h"
 #include "input/input.h"
 
+#include "config.h"
+#if !HAVE_GPL
+#error GPL only
+#endif
+
 struct priv {
     caca_canvas_t  *canvas;
     caca_display_t *display;
diff --git a/video/out/vo_direct3d.c b/video/out/vo_direct3d.c
index 952dca85ce..a131d210cb 100644
--- a/video/out/vo_direct3d.c
+++ b/video/out/vo_direct3d.c
@@ -40,6 +40,11 @@
 #include "w32_common.h"
 #include "sub/osd.h"
 
+#include "config.h"
+#if !HAVE_GPL
+#error GPL only
+#endif
+
 // shaders generated by fxc.exe from d3d_shader_yuv.hlsl
 #include "d3d_shader_420p.h"
 
diff --git a/video/out/x11_common.h b/video/out/x11_common.h
index e69640cc64..1c0096329c 100644
--- a/video/out/x11_common.h
+++ b/video/out/x11_common.h
@@ -29,6 +29,11 @@
 
 #include "common/common.h"
 
+#include "config.h"
+#if !HAVE_GPL
+#error GPL only
+#endif
+
 struct vo;
 struct mp_log;