X-Git-Url: http://git.tdb.fi/?a=blobdiff_plain;f=source%2Fglwrap.c;h=0a22c3c1ce4b6677c0bb66cdb10d559294fbe160;hb=6475e8951e1901b247f5d1d1dd9fcfc1e77e163a;hp=59bf1fb12cedc3333a77abf1e1a044edf26edc22;hpb=be68706254c62406d4924fffa7f43d2b1c17f52e;p=gldbg.git

diff --git a/source/glwrap.c b/source/glwrap.c
index 59bf1fb..0a22c3c 100644
--- a/source/glwrap.c
+++ b/source/glwrap.c
@@ -10,7 +10,9 @@ Distributed under the GPL
 #include <string.h>
 #include <dlfcn.h>
 #include <sys/uio.h>
+#include <X11/Xlib.h>
 #include <GL/gl.h>
+#include <GL/glx.h>
 #include "functions.h"
 
 static inline void *glsym(const char *sym)
@@ -237,6 +239,32 @@ static inline int mapsize(GLenum target)
 	return 1;
 }
 
+GLenum cur_error = GL_NO_ERROR;
+
+static void check_error()
+{
+	GLenum (*orig_glGetError)() = 0;
+	GLenum code;
+	if(!orig_glGetError)
+		orig_glGetError = glsym("glGetError");
+	code = orig_glGetError();
+	if(code!=GL_NO_ERROR)
+	{
+		begin_packet(FUNC_GLDERROR);
+		write_int(code);
+		send_packet();
+		if(cur_error==GL_NO_ERROR)
+			cur_error = code;
+	}
+}
+
+GLenum APIENTRY glGetError()
+{
+	GLenum ret = cur_error;
+	cur_error = GL_NO_ERROR;
+	return ret;
+}
+
 void (*glXGetProcAddress(const GLubyte *procname))(void)
 {
 	void *handle = dlopen(NULL, RTLD_LAZY);