mirror of
https://github.com/CTCaer/RetroArch.git
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74 lines
2.2 KiB
Python
74 lines
2.2 KiB
Python
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#!/usr/bin/env python3
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import sys
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import os
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import re
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banned_ext = [ 'AMD', 'APPLE', 'EXT', 'NV', 'NVX', 'ATI', '3DLABS', 'SUN', 'SGI', 'SGIX', 'SGIS', 'INTEL', '3DFX', 'IBM', 'MESA', 'GREMEDY', 'OML', 'PGI', 'I3D', 'INGL', 'MTX', 'QCOM', 'IMG', 'ANGLE', 'SUNX', 'INGR' ]
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def noext(sym):
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for ext in banned_ext:
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if sym.endswith(ext):
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return False
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return True
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def find_gl_symbols(lines):
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typedefs = []
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syms = []
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for line in lines:
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m = re.search(r'^typedef.+PFN(\S+)PROC.+$', line)
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g = re.search(r'^.+(gl\S+)\W*\(.+\).*$', line)
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if m and noext(m.group(1)):
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typedefs.append(m.group(0).replace('PFN', 'RGLSYM'))
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if g and noext(g.group(1)):
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syms.append(g.group(1))
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return (typedefs, syms)
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def generate_defines(gl_syms):
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res = []
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for line in gl_syms:
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res.append('#define {} __rglgen_{}'.format(line, line))
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return res
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def generate_declarations(gl_syms):
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return ['RGLSYM' + x.upper() + 'PROC ' + '__rglgen_' + x + ';' for x in gl_syms]
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def generate_macros(gl_syms):
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return [' SYM(' + x.replace('gl', '') + '),' for x in gl_syms]
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def dump(f, lines):
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f.write('\n'.join(lines))
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f.write('\n\n')
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if __name__ == '__main__':
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with open(sys.argv[1], 'r') as f:
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lines = f.readlines()
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typedefs, syms = find_gl_symbols(lines)
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overrides = generate_defines(syms)
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declarations = generate_declarations(syms)
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externs = ['extern ' + x for x in declarations]
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macros = generate_macros(syms)
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with open(sys.argv[2], 'w') as f:
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f.write('#ifndef RGLGEN_DECL_H__\n')
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f.write('#define RGLGEN_DECL_H__\n')
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dump(f, typedefs)
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dump(f, overrides)
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dump(f, externs)
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f.write('struct rglgen_sym_map { const char *sym; void *ptr; };\n')
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f.write('extern const struct rglgen_sym_map rglgen_symbol_map[];\n')
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f.write('#endif\n')
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with open(sys.argv[3], 'w') as f:
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f.write('#include "glsym.h"\n')
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f.write('#include <stddef.h>\n')
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f.write('#define SYM(x) { "gl" #x, &(gl##x) }\n')
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f.write('const struct rglgen_sym_map rglgen_symbol_map[] = {\n')
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dump(f, macros)
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f.write(' { NULL, NULL },\n')
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f.write('};\n')
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dump(f, declarations)
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