Force download works again.

examples/CMakeLists.txt

@@ -1,6 +1,6 @@
 
 cmake_minimum_required(VERSION 2.8)
-project(minimal)
+project(example)
 
 find_package(PythonInterp REQUIRED)
 find_package(OpenGL REQUIRED)
@@ -18,10 +18,10 @@ add_custom_command(OUTPUT "${PROJECT_BINARY_DIR}/generated/flextGL.h" "${PROJECT
                            ${PROJECT_SOURCE_DIR}/../templates/glfw/flextGL.c.template)                           
 
 
-add_executable(minimal minimal.cpp mesh.cpp utility.cpp generated/flextGL.c)
-target_link_libraries(minimal ${OPENGL_LIBRARIES} ${GLFW_LIBRARIES} ${GLEW_LIBRARIES})
+add_executable(example example.cpp mesh.cpp utility.cpp generated/flextGL.c)
+target_link_libraries(example ${OPENGL_LIBRARIES} ${GLFW_LIBRARIES} ${GLEW_LIBRARIES})
 
-add_custom_command(TARGET minimal COMMAND ${CMAKE_COMMAND} -E copy_if_different 
-                   "${PROJECT_SOURCE_DIR}/minimal.frag" $<TARGET_FILE_DIR:minimal>)
-add_custom_command(TARGET minimal COMMAND ${CMAKE_COMMAND} -E copy_if_different 
-                   "${PROJECT_SOURCE_DIR}/minimal.vert" $<TARGET_FILE_DIR:minimal>)
+add_custom_command(TARGET example COMMAND ${CMAKE_COMMAND} -E copy_if_different 
+                   "${PROJECT_SOURCE_DIR}/example.frag" $<TARGET_FILE_DIR:example>)
+add_custom_command(TARGET example COMMAND ${CMAKE_COMMAND} -E copy_if_different 
+                   "${PROJECT_SOURCE_DIR}/example.vert" $<TARGET_FILE_DIR:example>)

flext.py

@@ -1,3 +1,4 @@
+import time, os
 import urllib.request
 import os.path
 from glob import glob
@@ -22,6 +23,10 @@
 tm_file      = '%s/gl.tm' % spec_dir
 
 
+def file_age(filename):
+    return time.time() - os.path.getmtime(filename) / 3600.0;
+
+
 def parse_args():
     parser = OptionParser(usage='Usage: %prog [options] filename')
     parser.add_option('-d', '--download',
@@ -48,6 +53,31 @@ def parse_args():
     return options, args[0]
 
 
+def download_spec(always_download = False):
+
+    if not os.path.exists(spec_dir):
+        os.makedirs(spec_dir)
+
+    if (24 * 3 < max([file_age(tm_file),
+                          file_age(spec_file), 
+                          file_age(enumext_file)])):
+        always_download = True
+
+    if ( not always_download and
+         os.path.exists(spec_file) and 
+         os.path.exists(tm_file) and 
+         os.path.exists(enumext_file) ):
+        return
+
+
+    print ('Downloading gl.tm')
+    urllib.request.urlretrieve('http://www.opengl.org/registry/api/gl.tm', tm_file)
+    print ('Downloading gl.spec')
+    urllib.request.urlretrieve('http://www.opengl.org/registry/api/gl.spec', spec_file)
+    print ('Downloading enumext.spec')
+    urllib.request.urlretrieve('http://www.opengl.org/registry/api/enumext.spec', enumext_file)
+
+
 class Version():
     def __init__(self, major, minor, core):
         self.major = int(major)
@@ -100,26 +130,6 @@ def parse_profile(filename):
     return version, extensions
 
 
-def download_spec(always_download = False):
-
-    if not os.path.exists(spec_dir):
-        os.makedirs(spec_dir)
-
-    if ( not always_download and
-         os.path.exists(spec_file) and 
-         os.path.exists(tm_file) and 
-         os.path.exists(enumext_file) ):
-        return
-
-
-    print ('Downloading gl.tm')
-    urllib.request.urlretrieve('http://www.opengl.org/registry/api/gl.tm', tm_file)
-    print ('Downloading gl.spec')
-    urllib.request.urlretrieve('http://www.opengl.org/registry/api/gl.spec', spec_file)
-    print ('Downloading enumext.spec')
-    urllib.request.urlretrieve('http://www.opengl.org/registry/api/enumext.spec', enumext_file)
-
-
 def parse_typemap():
     typemap_pattern = re.compile('(\w+),\*,\*,\s*([A-Za-z0-9 \*_]+),*,*')
 

flextGLgen.py

@@ -5,20 +5,12 @@ def main():
     options,profile = flext.parse_args()
     version,extensions = flext.parse_profile(profile)
 
-    flext.download_spec(False)
+    flext.download_spec(options.download)
     typemap = flext.parse_typemap()
 
     categories = flext.find_categories(version, extensions, False)
     enums = flext.parse_enums()
     functions, passthru = flext.parse_functions(categories, typemap)
-    #print (sorted(categories))
-    #print (enums)
-    #for t in sorted(typemap.keys()):
-    #    print ('%s %s' % ((t+":").ljust(40), typemap[t]))
-    # for cat,fs in sorted(functions.items()):
-    #     print ('Category %s' % cat)
-        # for f in fs:
-        #     print ('\t%s' % f.to_string())
 
     flext.generate_source(options, version, enums, functions, passthru, extensions)