Support more ttf2png options in makefont.py

[libs/gl.git] / scripts / extgen.py

diff --git a/scripts/extgen.py b/scripts/extgen.py
index fbb66815ae1de93102485065bace98bde781b05f..ec57e2efb912fd9287185d7d5f0ab5bd9aa8609c 100755 (executable)
--- a/scripts/extgen.py
+++ b/scripts/extgen.py
@@ -341,6 +341,33 @@ else:
        else:
                source_ext = None
 
+if funcs or enums:
+       any_supported = False
+       all_supported = True
+       for t in itertools.chain(funcs, enums):
+               if target_api in t.supported_apis:
+                       any_supported = True
+               else:
+                       all_supported = False
+
+       if not any_supported:
+               print "Warning: %s is not supported by the target API"%target_ext.name
+       elif not all_supported:
+               print "Warning: %s is only partially supported by the target API"%target_ext.name
+               unsupported = ""
+               label = "Warning: Unsupported tokens: "
+               for t in itertools.chain(funcs, enums):
+                       if target_api not in t.supported_apis:
+                               if unsupported and len(label)+len(unsupported)+2+len(t.name)>78:
+                                       print label+unsupported
+                                       label = " "*len(label)
+                                       unsupported = ""
+                               if unsupported:
+                                       unsupported += ", "
+                               unsupported += t.name
+               if unsupported:
+                       print label+unsupported
+
 ### Output ###
 
 out = file(out_base+".h", "w")
@@ -359,7 +386,7 @@ namespace GL {
 if funcs or enums:
        if funcs:
                for f in funcs:
-                       out.write("typedef %s (*%s)(%s);\n"%(f.return_type, f.typedef, ", ".join(f.params)))
+                       out.write("typedef %s (APIENTRY *%s)(%s);\n"%(f.return_type, f.typedef, ", ".join(f.params)))
                out.write("\n")
 
        if enums:
@@ -403,10 +430,16 @@ out.write("#include \"%s.h\"\n"%target_ext.name.lower())
 if funcs:
        out.write("""
 #ifdef __APPLE__
-#define GET_PROC_ADDRESS(x) ::x
+#define GET_PROC_ADDRESS(x) &::x
 #else
 #define GET_PROC_ADDRESS(x) get_proc_address(#x)
 #endif
+
+#ifdef WIN32
+#define GET_PROC_ADDRESS_1_1(x) &::x
+#else
+#define GET_PROC_ADDRESS_1_1(x) GET_PROC_ADDRESS(x)
+#endif
 """)
 out.write("""
 namespace Msp {
@@ -424,8 +457,11 @@ if core_version:
                out.write(" || is_supported(\"GL_%s\")"%backport_ext.name)
        out.write(")\n\t{\n")
        for f in funcs:
-               if f.version or target_api in f.supported_apis:
-                       out.write("\t\t%s = reinterpret_cast<%s>(GET_PROC_ADDRESS(%s));\n"%(f.name, f.typedef, f.name))
+               if target_api in f.supported_apis:
+                       gpa_suffix = ""
+                       if f.version<=[1, 1]:
+                               gpa_suffix = "_1_1"
+                       out.write("\t\t%s = reinterpret_cast<%s>(GET_PROC_ADDRESS%s(%s));\n"%(f.name, f.typedef, gpa_suffix, f.name))
        out.write("\t\treturn Extension::CORE;\n")
        out.write("\t}\n")
 if source_ext and source_ext!=backport_ext:
@@ -434,7 +470,7 @@ if source_ext and source_ext!=backport_ext:
                s = f
                if f.sources:
                        s = f.sources[0]
-               if s.version or target_api in s.supported_apis:
+               if target_api in s.supported_apis:
                        out.write("\t\t%s = reinterpret_cast<%s>(GET_PROC_ADDRESS(%s));\n"%(f.name, f.typedef, s.name))
        out.write("\t\treturn Extension::EXTENSION;\n")
        out.write("\t}\n")