mirror of https://gitlab.com/ita1024/waf.git
114 lines
3.1 KiB
Python
114 lines
3.1 KiB
Python
#!/usr/bin/env python
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# encoding: utf-8
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# Brant Young, 2007
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"Process *.rc* files for C/C++: X{.rc -> [.res|.rc.o]}"
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import os
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import re
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from waflib import Task
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from waflib.TaskGen import extension
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from waflib.Tools import c_preproc
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from waflib import Utils
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@extension('.rc')
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def rc_file(self, node):
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"""
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Binds the .rc extension to a winrc task
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"""
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obj_ext = '.rc.o'
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if self.env.WINRC_TGT_F == '/fo':
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obj_ext = '.res'
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rctask = self.create_task('winrc', node, node.change_ext(obj_ext))
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try:
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self.compiled_tasks.append(rctask)
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except AttributeError:
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self.compiled_tasks = [rctask]
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re_lines = re.compile(
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r'(?:^[ \t]*(#|%:)[ \t]*(ifdef|ifndef|if|else|elif|endif|include|import|define|undef|pragma)[ \t]*(.*?)\s*$)|'\
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r'(?:^\w+[ \t]*(ICON|BITMAP|CURSOR|HTML|FONT|MESSAGETABLE|TYPELIB|REGISTRY|D3DFX)[ \t]*(.*?)\s*$)',
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re.IGNORECASE | re.MULTILINE)
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class rc_parser(c_preproc.c_parser):
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"""
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Calculates dependencies in .rc files
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"""
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def filter_comments(self, node):
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"""
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Overrides :py:meth:`waflib.Tools.c_preproc.c_parser.filter_comments`
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"""
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code = node.read()
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if c_preproc.use_trigraphs:
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for (a, b) in c_preproc.trig_def:
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code = code.split(a).join(b)
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code = c_preproc.re_nl.sub('', code)
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code = c_preproc.re_cpp.sub(c_preproc.repl, code)
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ret = []
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for m in re.finditer(re_lines, code):
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if m.group(2):
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ret.append((m.group(2), m.group(3)))
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else:
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ret.append(('include', m.group(5)))
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return ret
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class winrc(Task.Task):
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"""
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Compiles resource files
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"""
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run_str = '${WINRC} ${WINRCFLAGS} ${CPPPATH_ST:INCPATHS} ${DEFINES_ST:DEFINES} ${WINRC_TGT_F} ${TGT} ${WINRC_SRC_F} ${SRC}'
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color = 'BLUE'
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def scan(self):
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tmp = rc_parser(self.generator.includes_nodes)
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tmp.start(self.inputs[0], self.env)
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return (tmp.nodes, tmp.names)
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def exec_command(self, cmd, **kw):
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if self.env.WINRC_TGT_F == '/fo':
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# Since winres include paths may contain spaces, they do not fit in
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# response files and are best passed as environment variables
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replace_cmd = []
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incpaths = []
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while cmd:
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# filter include path flags
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flag = cmd.pop(0)
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if flag.upper().startswith('/I'):
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if len(flag) == 2:
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incpaths.append(cmd.pop(0))
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else:
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incpaths.append(flag[2:])
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else:
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replace_cmd.append(flag)
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cmd = replace_cmd
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if incpaths:
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# append to existing environment variables in INCLUDE
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env = kw['env'] = dict(kw.get('env') or self.env.env or os.environ)
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pre_includes = env.get('INCLUDE', '')
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env['INCLUDE'] = pre_includes + os.pathsep + os.pathsep.join(incpaths)
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return super(winrc, self).exec_command(cmd, **kw)
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def quote_flag(self, flag):
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if self.env.WINRC_TGT_F == '/fo':
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# winres does not support quotes around flags in response files
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return flag
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return super(winrc, self).quote_flag(flag)
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def configure(conf):
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"""
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Detects the programs RC or windres, depending on the C/C++ compiler in use
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"""
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v = conf.env
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if not v.WINRC:
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if v.CC_NAME == 'msvc':
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conf.find_program('RC', var='WINRC', path_list=v.PATH)
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v.WINRC_TGT_F = '/fo'
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v.WINRC_SRC_F = ''
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else:
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conf.find_program('windres', var='WINRC', path_list=v.PATH)
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v.WINRC_TGT_F = '-o'
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v.WINRC_SRC_F = '-i'
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