vcpkg/ports/gl3w/0001-enable-shared-build.patch

From 5f482a64c642f830f1d25f8abae7cae6dd2c6c2b Mon Sep 17 00:00:00 2001
From: Stanislav Ershov <digital.stream.of.mind@gmail.com>
Date: Mon, 8 Jan 2018 03:16:07 +0300
Subject: [PATCH] enable shared build

---
 gl3w_gen.py | 18 ++++++++++++------
 1 file changed, 12 insertions(+), 6 deletions(-)

diff --git a/gl3w_gen.py b/gl3w_gen.py
index 611331a..3515cf9 100755
--- a/gl3w_gen.py
+++ b/gl3w_gen.py
@@ -130,6 +130,10 @@ with open(os.path.join(args.root, 'include/GL/gl3w.h'), 'wb') as f:
 
 #include <GL/glcorearb.h>
 
+#ifndef GL3W_API
+    #define GL3W_API
+#endif
+
 #ifndef __gl_h_
 #define __gl_h_
 #endif
@@ -147,10 +151,10 @@ typedef void (*GL3WglProc)(void);
 typedef GL3WglProc (*GL3WGetProcAddressProc)(const char *proc);
 
 /* gl3w api */
-int gl3wInit(void);
-int gl3wInit2(GL3WGetProcAddressProc proc);
-int gl3wIsSupported(int major, int minor);
-GL3WglProc gl3wGetProcAddress(const char *proc);
+GL3W_API int gl3wInit(void);
+GL3W_API int gl3wInit2(GL3WGetProcAddressProc proc);
+GL3W_API int gl3wIsSupported(int major, int minor);
+GL3W_API GL3WglProc gl3wGetProcAddress(const char *proc);
 
 /* gl3w internal state */
 ''')
@@ -162,7 +168,7 @@ GL3WglProc gl3wGetProcAddress(const char *proc);
     write(f, r'''	} gl;
 };
 
-extern union GL3WProcs gl3wProcs;
+GL3W_API extern union GL3WProcs gl3wProcs;
 
 /* OpenGL functions */
 ''')
@@ -329,7 +333,7 @@ static const char *proc_names[] = {
         write(f, '\t"{0}",\n'.format(proc))
     write(f, r'''};
 
-union GL3WProcs gl3wProcs;
+GL3W_API union GL3WProcs gl3wProcs;
 
 static void load_procs(GL3WGetProcAddressProc proc)
 {
-- 
2.15.0.windows.1