source: waflib/Tools/perl.py @ 16dda03

#! /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 os
from waflib import Task,Options,Utils
from waflib.Configure import conf
from waflib.TaskGen import extension,feature,before_method
@before_method('apply_incpaths','apply_link','propagate_uselib_vars')
@feature('perlext')
def init_perlext(self):
        self.uselib=self.to_list(getattr(self,'uselib',[]))
        if not'PERLEXT'in self.uselib:self.uselib.append('PERLEXT')
        self.env['cshlib_PATTERN']=self.env['cxxshlib_PATTERN']=self.env['perlext_PATTERN']
@extension('.xs')
def xsubpp_file(self,node):
        outnode=node.change_ext('.c')
        self.create_task('xsubpp',node,outnode)
        self.source.append(outnode)
class xsubpp(Task.Task):
        run_str='${PERL} ${XSUBPP} -noprototypes -typemap ${EXTUTILS_TYPEMAP} ${SRC} > ${TGT}'
        color='BLUE'
        ext_out=['.h']
@conf
def check_perl_version(self,minver=None):
        res=True
        if minver:
                cver='.'.join(map(str,minver))
        else:
                cver=''
        self.start_msg('Checking for minimum perl version %s'%cver)
        perl=getattr(Options.options,'perlbinary',None)
        if not perl:
                perl=self.find_program('perl',var='PERL')
        if not perl:
                self.end_msg("Perl not found",color="YELLOW")
                return False
        self.env['PERL']=perl
        version=self.cmd_and_log([perl,"-e",'printf \"%vd\", $^V'])
        if not version:
                res=False
                version="Unknown"
        elif not minver is None:
                ver=tuple(map(int,version.split(".")))
                if ver<minver:
                        res=False
        self.end_msg(version,color=res and"GREEN"or"YELLOW")
        return res
@conf
def check_perl_module(self,module):
        cmd=[self.env['PERL'],'-e','use %s'%module]
        self.start_msg('perl module %s'%module)
        try:
                r=self.cmd_and_log(cmd)
        except Exception:
                self.end_msg(False)
                return None
        self.end_msg(r or True)
        return r
@conf
def check_perl_ext_devel(self):
        env=self.env
        perl=env.PERL
        if not perl:
                self.fatal('find perl first')
        def read_out(cmd):
                return Utils.to_list(self.cmd_and_log(perl+cmd))
        env['LINKFLAGS_PERLEXT']=read_out(" -MConfig -e'print $Config{lddlflags}'")
        env['INCLUDES_PERLEXT']=read_out(" -MConfig -e'print \"$Config{archlib}/CORE\"'")
        env['CFLAGS_PERLEXT']=read_out(" -MConfig -e'print \"$Config{ccflags} $Config{cccdlflags}\"'")
        env['XSUBPP']=read_out(" -MConfig -e'print \"$Config{privlib}/ExtUtils/xsubpp$Config{exe_ext}\"'")
        env['EXTUTILS_TYPEMAP']=read_out(" -MConfig -e'print \"$Config{privlib}/ExtUtils/typemap\"'")
        if not getattr(Options.options,'perlarchdir',None):
                env['ARCHDIR_PERL']=self.cmd_and_log(perl+" -MConfig -e'print $Config{sitearch}'")
        else:
                env['ARCHDIR_PERL']=getattr(Options.options,'perlarchdir')
        env['perlext_PATTERN']='%s.'+self.cmd_and_log(perl+" -MConfig -e'print $Config{dlext}'")
def options(opt):
        opt.add_option('--with-perl-binary',type='string',dest='perlbinary',help='Specify alternate perl binary',default=None)
        opt.add_option('--with-perl-archdir',type='string',dest='perlarchdir',help='Specify directory where to install arch specific files',default=None)