1#!/usr/bin/env python 2# encoding: utf-8 3# Brant Young, 2007 4 5"Process *.rc* files for C/C++: X{.rc -> [.res|.rc.o]}" 6 7import re 8from waflib import Task 9from waflib.TaskGen import extension 10from waflib.Tools import c_preproc 11 12@extension('.rc') 13def rc_file(self, node): 14 """ 15 Binds the .rc extension to a winrc task 16 """ 17 obj_ext = '.rc.o' 18 if self.env.WINRC_TGT_F == '/fo': 19 obj_ext = '.res' 20 rctask = self.create_task('winrc', node, node.change_ext(obj_ext)) 21 try: 22 self.compiled_tasks.append(rctask) 23 except AttributeError: 24 self.compiled_tasks = [rctask] 25 26re_lines = re.compile( 27 r'(?:^[ \t]*(#|%:)[ \t]*(ifdef|ifndef|if|else|elif|endif|include|import|define|undef|pragma)[ \t]*(.*?)\s*$)|'\ 28 r'(?:^\w+[ \t]*(ICON|BITMAP|CURSOR|HTML|FONT|MESSAGETABLE|TYPELIB|REGISTRY|D3DFX)[ \t]*(.*?)\s*$)', 29 re.IGNORECASE | re.MULTILINE) 30 31class rc_parser(c_preproc.c_parser): 32 """ 33 Calculates dependencies in .rc files 34 """ 35 def filter_comments(self, node): 36 """ 37 Overrides :py:meth:`waflib.Tools.c_preproc.c_parser.filter_comments` 38 """ 39 code = node.read() 40 if c_preproc.use_trigraphs: 41 for (a, b) in c_preproc.trig_def: 42 code = code.split(a).join(b) 43 code = c_preproc.re_nl.sub('', code) 44 code = c_preproc.re_cpp.sub(c_preproc.repl, code) 45 ret = [] 46 for m in re.finditer(re_lines, code): 47 if m.group(2): 48 ret.append((m.group(2), m.group(3))) 49 else: 50 ret.append(('include', m.group(5))) 51 return ret 52 53class winrc(Task.Task): 54 """ 55 Compiles resource files 56 """ 57 run_str = '${WINRC} ${WINRCFLAGS} ${CPPPATH_ST:INCPATHS} ${DEFINES_ST:DEFINES} ${WINRC_TGT_F} ${TGT} ${WINRC_SRC_F} ${SRC}' 58 color = 'BLUE' 59 def scan(self): 60 tmp = rc_parser(self.generator.includes_nodes) 61 tmp.start(self.inputs[0], self.env) 62 return (tmp.nodes, tmp.names) 63 64def configure(conf): 65 """ 66 Detects the programs RC or windres, depending on the C/C++ compiler in use 67 """ 68 v = conf.env 69 if not v.WINRC: 70 if v.CC_NAME == 'msvc': 71 conf.find_program('RC', var='WINRC', path_list=v.PATH) 72 v.WINRC_TGT_F = '/fo' 73 v.WINRC_SRC_F = '' 74 else: 75 conf.find_program('windres', var='WINRC', path_list=v.PATH) 76 v.WINRC_TGT_F = '-o' 77 v.WINRC_SRC_F = '-i' 78 79