source: waflib/Tools/winres.py @ deb1fd4

#! /usr/bin/env python
# encoding: utf-8
# WARNING! Do not edit! http://waf.googlecode.com/git/docs/wafbook/single.html#_obtaining_the_waf_file

import re,traceback
from waflib import Task,Logs,Utils
from waflib.TaskGen import extension
from waflib.Tools import c_preproc
@extension('.rc')
def rc_file(self,node):
        obj_ext='.rc.o'
        if self.env['WINRC_TGT_F']=='/fo':
                obj_ext='.res'
        rctask=self.create_task('winrc',node,node.change_ext(obj_ext))
        try:
                self.compiled_tasks.append(rctask)
        except AttributeError:
                self.compiled_tasks=[rctask]
re_lines=re.compile('(?:^[ \t]*(#|%:)[ \t]*(ifdef|ifndef|if|else|elif|endif|include|import|define|undef|pragma)[ \t]*(.*?)\s*$)|''(?:^\w+[ \t]*(ICON|BITMAP|CURSOR|HTML|FONT|MESSAGETABLE|TYPELIB|REGISTRY|D3DFX)[ \t]*(.*?)\s*$)',re.IGNORECASE|re.MULTILINE)
class rc_parser(c_preproc.c_parser):
        def filter_comments(self,filepath):
                code=Utils.readf(filepath)
                if c_preproc.use_trigraphs:
                        for(a,b)in c_preproc.trig_def:code=code.split(a).join(b)
                code=c_preproc.re_nl.sub('',code)
                code=c_preproc.re_cpp.sub(c_preproc.repl,code)
                ret=[]
                for m in re.finditer(re_lines,code):
                        if m.group(2):
                                ret.append((m.group(2),m.group(3)))
                        else:
                                ret.append(('include',m.group(5)))
                return ret
        def addlines(self,node):
                self.currentnode_stack.append(node.parent)
                filepath=node.abspath()
                self.count_files+=1
                if self.count_files>c_preproc.recursion_limit:
                        raise c_preproc.PreprocError("recursion limit exceeded")
                pc=self.parse_cache
                Logs.debug('preproc: reading file %r',filepath)
                try:
                        lns=pc[filepath]
                except KeyError:
                        pass
                else:
                        self.lines.extend(lns)
                        return
                try:
                        lines=self.filter_comments(filepath)
                        lines.append((c_preproc.POPFILE,''))
                        lines.reverse()
                        pc[filepath]=lines
                        self.lines.extend(lines)
                except IOError:
                        raise c_preproc.PreprocError("could not read the file %s"%filepath)
                except Exception:
                        if Logs.verbose>0:
                                Logs.error("parsing %s failed"%filepath)
                                traceback.print_exc()
class winrc(Task.Task):
        run_str='${WINRC} ${WINRCFLAGS} ${CPPPATH_ST:INCPATHS} ${DEFINES_ST:DEFINES} ${WINRC_TGT_F} ${TGT} ${WINRC_SRC_F} ${SRC}'
        color='BLUE'
        def scan(self):
                tmp=rc_parser(self.generator.includes_nodes)
                tmp.start(self.inputs[0],self.env)
                nodes=tmp.nodes
                names=tmp.names
                if Logs.verbose:
                        Logs.debug('deps: deps for %s: %r; unresolved %r'%(str(self),nodes,names))
                return(nodes,names)
def configure(conf):
        v=conf.env
        v['WINRC_TGT_F']='-o'
        v['WINRC_SRC_F']='-i'
        if not conf.env.WINRC:
                if v.CC_NAME=='msvc':
                        conf.find_program('RC',var='WINRC',path_list=v['PATH'])
                        v['WINRC_TGT_F']='/fo'
                        v['WINRC_SRC_F']=''
                else:
                        conf.find_program('windres',var='WINRC',path_list=v['PATH'])
        if not conf.env.WINRC:
                conf.fatal('winrc was not found!')
        v['WINRCFLAGS']=[]