glad: Sync with upstream 0.1.16a0

3 files changed, 48 insertions, 28 deletions

diff --git a/thirdparty/glad/KHR/khrplatform.h b/thirdparty/glad/KHR/khrplatform.h
index 07b61b9bd6..1ad3554a76 100644
--- a/thirdparty/glad/KHR/khrplatform.h
+++ b/thirdparty/glad/KHR/khrplatform.h
@@ -102,8 +102,7 @@
 #elif defined (__SYMBIAN32__)
 #   define KHRONOS_APICALL IMPORT_C
 #elif defined(__ANDROID__)
-#   include <sys/cdefs.h>
-#   define KHRONOS_APICALL __attribute__((visibility("default"))) __NDK_FPABI__
+#   define KHRONOS_APICALL __attribute__((visibility("default")))
 #else
 #   define KHRONOS_APICALL
 #endif
diff --git a/thirdparty/glad/glad.c b/thirdparty/glad/glad.c
index 2d756ec3f6..f87ec8cf93 100644
--- a/thirdparty/glad/glad.c
+++ b/thirdparty/glad/glad.c
@@ -1,6 +1,6 @@
 /*
 
-    OpenGL loader generated by glad 0.1.14a0 on Wed Jun 14 20:12:45 2017.
+    OpenGL loader generated by glad 0.1.16a0 on Thu Nov 30 06:21:28 2017.
 
     Language/Generator: C/C++
     Specification: gl
@@ -92,7 +92,7 @@ int open_gl(void) {
 }
 
 static
-void close_gl() {
+void close_gl(void) {
     if(libGL != NULL) {
         dlclose(libGL);
         libGL = NULL;
@@ -165,7 +165,18 @@ static int get_exts(void) {
         }
 
         for(index = 0; index < (unsigned)num_exts_i; index++) {
-            exts_i[index] = (const char*)glGetStringi(GL_EXTENSIONS, index);
+            const char *gl_str_tmp = (const char*)glGetStringi(GL_EXTENSIONS, index);
+            size_t len = strlen(gl_str_tmp);
+
+            char *local_str = (char*)malloc((len+1) * sizeof(*exts_i));
+            if(local_str != NULL) {
+#if _MSC_VER >= 1400
+                strncpy_s(local_str, len+1, gl_str_tmp, len);
+#else
+                strncpy(local_str, gl_str_tmp, len+1);
+#endif
+            }
+            exts_i[index] = local_str;
         }
     }
 #endif
@@ -174,6 +185,10 @@ static int get_exts(void) {
 
 static void free_exts(void) {
     if (exts_i != NULL) {
+        int index;
+        for(index = 0; index < num_exts_i; index++) {
+            free((char *)exts_i[index]);
+        }
         free((void *)exts_i);
         exts_i = NULL;
     }
@@ -207,11 +222,11 @@ static int has_ext(const char *ext) {
 #ifdef _GLAD_IS_SOME_NEW_VERSION
     } else {
         int index;
-
+        if(exts_i == NULL) return 0;
         for(index = 0; index < num_exts_i; index++) {
             const char *e = exts_i[index];
 
-            if(strcmp(e, ext) == 0) {
+            if(exts_i[index] != NULL && strcmp(e, ext) == 0) {
                 return 1;
             }
         }
diff --git a/thirdparty/glad/glad/glad.h b/thirdparty/glad/glad/glad.h
index cb78df071e..69413ef65f 100644
--- a/thirdparty/glad/glad/glad.h
+++ b/thirdparty/glad/glad/glad.h
@@ -1,6 +1,6 @@
 /*
 
-    OpenGL loader generated by glad 0.1.14a0 on Wed Jun 14 20:12:45 2017.
+    OpenGL loader generated by glad 0.1.16a0 on Thu Nov 30 06:21:28 2017.
 
     Language/Generator: C/C++
     Specification: gl
@@ -31,6 +31,9 @@
 #ifndef WIN32_LEAN_AND_MEAN
 #define WIN32_LEAN_AND_MEAN 1
 #endif
+#ifndef NOMINMAX
+#define NOMINMAX 1
+#endif
 #include <windows.h>
 #endif
 
@@ -139,6 +142,7 @@ typedef float GLfloat;
 typedef float GLclampf;
 typedef double GLdouble;
 typedef double GLclampd;
+typedef void *GLeglClientBufferEXT;
 typedef void *GLeglImageOES;
 typedef char GLchar;
 typedef char GLcharARB;
@@ -888,15 +892,17 @@ typedef void (APIENTRY *GLVULKANPROCNV)(void);
 #define GL_TEXTURE_FILTER_CONTROL 0x8500
 #define GL_DEPTH_TEXTURE_MODE 0x884B
 #define GL_COMPARE_R_TO_TEXTURE 0x884E
-#define GL_FUNC_ADD 0x8006
-#define GL_FUNC_SUBTRACT 0x800A
-#define GL_FUNC_REVERSE_SUBTRACT 0x800B
-#define GL_MIN 0x8007
-#define GL_MAX 0x8008
+#define GL_BLEND_COLOR 0x8005
+#define GL_BLEND_EQUATION 0x8009
 #define GL_CONSTANT_COLOR 0x8001
 #define GL_ONE_MINUS_CONSTANT_COLOR 0x8002
 #define GL_CONSTANT_ALPHA 0x8003
 #define GL_ONE_MINUS_CONSTANT_ALPHA 0x8004
+#define GL_FUNC_ADD 0x8006
+#define GL_FUNC_REVERSE_SUBTRACT 0x800B
+#define GL_FUNC_SUBTRACT 0x800A
+#define GL_MIN 0x8007
+#define GL_MAX 0x8008
 #define GL_BUFFER_SIZE 0x8764
 #define GL_BUFFER_USAGE 0x8765
 #define GL_QUERY_COUNTER_BITS 0x8864
@@ -1504,10 +1510,10 @@ GLAPI PFNGLDISABLEPROC glad_glDisable;
 typedef void (APIENTRYP PFNGLENABLEPROC)(GLenum cap);
 GLAPI PFNGLENABLEPROC glad_glEnable;
 #define glEnable glad_glEnable
-typedef void (APIENTRYP PFNGLFINISHPROC)();
+typedef void (APIENTRYP PFNGLFINISHPROC)(void);
 GLAPI PFNGLFINISHPROC glad_glFinish;
 #define glFinish glad_glFinish
-typedef void (APIENTRYP PFNGLFLUSHPROC)();
+typedef void (APIENTRYP PFNGLFLUSHPROC)(void);
 GLAPI PFNGLFLUSHPROC glad_glFlush;
 #define glFlush glad_glFlush
 typedef void (APIENTRYP PFNGLBLENDFUNCPROC)(GLenum sfactor, GLenum dfactor);
@@ -1543,7 +1549,7 @@ GLAPI PFNGLGETBOOLEANVPROC glad_glGetBooleanv;
 typedef void (APIENTRYP PFNGLGETDOUBLEVPROC)(GLenum pname, GLdouble *data);
 GLAPI PFNGLGETDOUBLEVPROC glad_glGetDoublev;
 #define glGetDoublev glad_glGetDoublev
-typedef GLenum (APIENTRYP PFNGLGETERRORPROC)();
+typedef GLenum (APIENTRYP PFNGLGETERRORPROC)(void);
 GLAPI PFNGLGETERRORPROC glad_glGetError;
 #define glGetError glad_glGetError
 typedef void (APIENTRYP PFNGLGETFLOATVPROC)(GLenum pname, GLfloat *data);
@@ -1582,7 +1588,7 @@ GLAPI PFNGLVIEWPORTPROC glad_glViewport;
 typedef void (APIENTRYP PFNGLNEWLISTPROC)(GLuint list, GLenum mode);
 GLAPI PFNGLNEWLISTPROC glad_glNewList;
 #define glNewList glad_glNewList
-typedef void (APIENTRYP PFNGLENDLISTPROC)();
+typedef void (APIENTRYP PFNGLENDLISTPROC)(void);
 GLAPI PFNGLENDLISTPROC glad_glEndList;
 #define glEndList glad_glEndList
 typedef void (APIENTRYP PFNGLCALLLISTPROC)(GLuint list);
@@ -1708,7 +1714,7 @@ GLAPI PFNGLEDGEFLAGPROC glad_glEdgeFlag;
 typedef void (APIENTRYP PFNGLEDGEFLAGVPROC)(const GLboolean *flag);
 GLAPI PFNGLEDGEFLAGVPROC glad_glEdgeFlagv;
 #define glEdgeFlagv glad_glEdgeFlagv
-typedef void (APIENTRYP PFNGLENDPROC)();
+typedef void (APIENTRYP PFNGLENDPROC)(void);
 GLAPI PFNGLENDPROC glad_glEnd;
 #define glEnd glad_glEnd
 typedef void (APIENTRYP PFNGLINDEXDPROC)(GLdouble c);
@@ -2131,7 +2137,7 @@ GLAPI PFNGLSELECTBUFFERPROC glad_glSelectBuffer;
 typedef GLint (APIENTRYP PFNGLRENDERMODEPROC)(GLenum mode);
 GLAPI PFNGLRENDERMODEPROC glad_glRenderMode;
 #define glRenderMode glad_glRenderMode
-typedef void (APIENTRYP PFNGLINITNAMESPROC)();
+typedef void (APIENTRYP PFNGLINITNAMESPROC)(void);
 GLAPI PFNGLINITNAMESPROC glad_glInitNames;
 #define glInitNames glad_glInitNames
 typedef void (APIENTRYP PFNGLLOADNAMEPROC)(GLuint name);
@@ -2140,7 +2146,7 @@ GLAPI PFNGLLOADNAMEPROC glad_glLoadName;
 typedef void (APIENTRYP PFNGLPASSTHROUGHPROC)(GLfloat token);
 GLAPI PFNGLPASSTHROUGHPROC glad_glPassThrough;
 #define glPassThrough glad_glPassThrough
-typedef void (APIENTRYP PFNGLPOPNAMEPROC)();
+typedef void (APIENTRYP PFNGLPOPNAMEPROC)(void);
 GLAPI PFNGLPOPNAMEPROC glad_glPopName;
 #define glPopName glad_glPopName
 typedef void (APIENTRYP PFNGLPUSHNAMEPROC)(GLuint name);
@@ -2158,7 +2164,7 @@ GLAPI PFNGLINDEXMASKPROC glad_glIndexMask;
 typedef void (APIENTRYP PFNGLACCUMPROC)(GLenum op, GLfloat value);
 GLAPI PFNGLACCUMPROC glad_glAccum;
 #define glAccum glad_glAccum
-typedef void (APIENTRYP PFNGLPOPATTRIBPROC)();
+typedef void (APIENTRYP PFNGLPOPATTRIBPROC)(void);
 GLAPI PFNGLPOPATTRIBPROC glad_glPopAttrib;
 #define glPopAttrib glad_glPopAttrib
 typedef void (APIENTRYP PFNGLPUSHATTRIBPROC)(GLbitfield mask);
@@ -2308,7 +2314,7 @@ GLAPI PFNGLISLISTPROC glad_glIsList;
 typedef void (APIENTRYP PFNGLFRUSTUMPROC)(GLdouble left, GLdouble right, GLdouble bottom, GLdouble top, GLdouble zNear, GLdouble zFar);
 GLAPI PFNGLFRUSTUMPROC glad_glFrustum;
 #define glFrustum glad_glFrustum
-typedef void (APIENTRYP PFNGLLOADIDENTITYPROC)();
+typedef void (APIENTRYP PFNGLLOADIDENTITYPROC)(void);
 GLAPI PFNGLLOADIDENTITYPROC glad_glLoadIdentity;
 #define glLoadIdentity glad_glLoadIdentity
 typedef void (APIENTRYP PFNGLLOADMATRIXFPROC)(const GLfloat *m);
@@ -2329,10 +2335,10 @@ GLAPI PFNGLMULTMATRIXDPROC glad_glMultMatrixd;
 typedef void (APIENTRYP PFNGLORTHOPROC)(GLdouble left, GLdouble right, GLdouble bottom, GLdouble top, GLdouble zNear, GLdouble zFar);
 GLAPI PFNGLORTHOPROC glad_glOrtho;
 #define glOrtho glad_glOrtho
-typedef void (APIENTRYP PFNGLPOPMATRIXPROC)();
+typedef void (APIENTRYP PFNGLPOPMATRIXPROC)(void);
 GLAPI PFNGLPOPMATRIXPROC glad_glPopMatrix;
 #define glPopMatrix glad_glPopMatrix
-typedef void (APIENTRYP PFNGLPUSHMATRIXPROC)();
+typedef void (APIENTRYP PFNGLPUSHMATRIXPROC)(void);
 GLAPI PFNGLPUSHMATRIXPROC glad_glPushMatrix;
 #define glPushMatrix glad_glPushMatrix
 typedef void (APIENTRYP PFNGLROTATEDPROC)(GLdouble angle, GLdouble x, GLdouble y, GLdouble z);
@@ -2441,7 +2447,7 @@ GLAPI PFNGLINDEXUBPROC glad_glIndexub;
 typedef void (APIENTRYP PFNGLINDEXUBVPROC)(const GLubyte *c);
 GLAPI PFNGLINDEXUBVPROC glad_glIndexubv;
 #define glIndexubv glad_glIndexubv
-typedef void (APIENTRYP PFNGLPOPCLIENTATTRIBPROC)();
+typedef void (APIENTRYP PFNGLPOPCLIENTATTRIBPROC)(void);
 GLAPI PFNGLPOPCLIENTATTRIBPROC glad_glPopClientAttrib;
 #define glPopClientAttrib glad_glPopClientAttrib
 typedef void (APIENTRYP PFNGLPUSHCLIENTATTRIBPROC)(GLbitfield mask);
@@ -2839,7 +2845,7 @@ GLAPI PFNGLBINDATTRIBLOCATIONPROC glad_glBindAttribLocation;
 typedef void (APIENTRYP PFNGLCOMPILESHADERPROC)(GLuint shader);
 GLAPI PFNGLCOMPILESHADERPROC glad_glCompileShader;
 #define glCompileShader glad_glCompileShader
-typedef GLuint (APIENTRYP PFNGLCREATEPROGRAMPROC)();
+typedef GLuint (APIENTRYP PFNGLCREATEPROGRAMPROC)(void);
 GLAPI PFNGLCREATEPROGRAMPROC glad_glCreateProgram;
 #define glCreateProgram glad_glCreateProgram
 typedef GLuint (APIENTRYP PFNGLCREATESHADERPROC)(GLenum type);
@@ -3141,7 +3147,7 @@ GLAPI PFNGLISENABLEDIPROC glad_glIsEnabledi;
 typedef void (APIENTRYP PFNGLBEGINTRANSFORMFEEDBACKPROC)(GLenum primitiveMode);
 GLAPI PFNGLBEGINTRANSFORMFEEDBACKPROC glad_glBeginTransformFeedback;
 #define glBeginTransformFeedback glad_glBeginTransformFeedback
-typedef void (APIENTRYP PFNGLENDTRANSFORMFEEDBACKPROC)();
+typedef void (APIENTRYP PFNGLENDTRANSFORMFEEDBACKPROC)(void);
 GLAPI PFNGLENDTRANSFORMFEEDBACKPROC glad_glEndTransformFeedback;
 #define glEndTransformFeedback glad_glEndTransformFeedback
 typedef void (APIENTRYP PFNGLBINDBUFFERRANGEPROC)(GLenum target, GLuint index, GLuint buffer, GLintptr offset, GLsizeiptr size);
@@ -3162,7 +3168,7 @@ GLAPI PFNGLCLAMPCOLORPROC glad_glClampColor;
 typedef void (APIENTRYP PFNGLBEGINCONDITIONALRENDERPROC)(GLuint id, GLenum mode);
 GLAPI PFNGLBEGINCONDITIONALRENDERPROC glad_glBeginConditionalRender;
 #define glBeginConditionalRender glad_glBeginConditionalRender
-typedef void (APIENTRYP PFNGLENDCONDITIONALRENDERPROC)();
+typedef void (APIENTRYP PFNGLENDCONDITIONALRENDERPROC)(void);
 GLAPI PFNGLENDCONDITIONALRENDERPROC glad_glEndConditionalRender;
 #define glEndConditionalRender glad_glEndConditionalRender
 typedef void (APIENTRYP PFNGLVERTEXATTRIBIPOINTERPROC)(GLuint index, GLint size, GLenum type, GLsizei stride, const void *pointer);