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#!/usr/bin/env python

# encoding: utf-8

# Thomas Nagy, 2006 (ita)

"Base for c programs/libraries"

import os

import TaskGen, Build, Utils, Task

from Logs import debug

import ccroot

from TaskGen import feature, before, extension, after

g_cc_flag_vars = [

'CCDEPS', 'FRAMEWORK', 'FRAMEWORKPATH',

'STATICLIB', 'LIB', 'LIBPATH', 'LINKFLAGS', 'RPATH',

'CCFLAGS', 'CPPPATH', 'CPPFLAGS', 'CCDEFINES']

EXT_CC = ['.c']

g_cc_type_vars = ['CCFLAGS', 'LINKFLAGS']

# TODO remove in waf 1.6

class cc_taskgen(ccroot.ccroot_abstract):

pass

@feature('cc')

@before('apply_type_vars')

@after('default_cc')

def init_cc(self):

self.p_flag_vars = set(self.p_flag_vars).union(g_cc_flag_vars)

self.p_type_vars = set(self.p_type_vars).union(g_cc_type_vars)

if not self.env['CC_NAME']:

raise Utils.WafError("At least one compiler (gcc, ..) must be selected")

@feature('cc')

@after('apply_incpaths')

def apply_obj_vars_cc(self):

"""after apply_incpaths for INC_PATHS"""

env = self.env

app = env.append_unique

cpppath_st = env['CPPPATH_ST']

# local flags come first

# set the user-defined includes paths

for i in env['INC_PATHS']:

app('_CCINCFLAGS', cpppath_st % i.bldpath(env))

app('_CCINCFLAGS', cpppath_st % i.srcpath(env))

# set the library include paths

for i in env['CPPPATH']:

app('_CCINCFLAGS', cpppath_st % i)

@feature('cc')

@after('apply_lib_vars')

def apply_defines_cc(self):

"""after uselib is set for CCDEFINES"""

self.defines = getattr(self, 'defines', [])

lst = self.to_list(self.defines) + self.to_list(self.env['CCDEFINES'])

milst = []

# now process the local defines

for defi in lst:

if not defi in milst:

milst.append(defi)

# CCDEFINES_

libs = self.to_list(self.uselib)

for l in libs:

val = self.env['CCDEFINES_'+l]

if val: milst += val

self.env['DEFLINES'] = ["%s %s" % (x[0], Utils.trimquotes('='.join(x[1:]))) for x in [y.split('=') for y in milst]]

y = self.env['CCDEFINES_ST']

self.env['_CCDEFFLAGS'] = [y%x for x in milst]

@extension(EXT_CC)

def c_hook(self, node):

# create the compilation task: cpp or cc

if getattr(self, 'obj_ext', None):

obj_ext = self.obj_ext

else:

obj_ext = '_%d.o' % self.idx

task = self.create_task('cc', node, node.change_ext(obj_ext))

try:

self.compiled_tasks.append(task)

except AttributeError:

raise Utils.WafError('Have you forgotten to set the feature "cc" on %s?' % str(self))

return task

cc_str = '${CC} ${CCFLAGS} ${CPPFLAGS} ${_CCINCFLAGS} ${_CCDEFFLAGS} ${CC_SRC_F}${SRC} ${CC_TGT_F}${TGT}'

cls = Task.simple_task_type('cc', cc_str, 'GREEN', ext_out='.o', ext_in='.c', shell=False)

cls.scan = ccroot.scan

cls.vars.append('CCDEPS')

link_str = '${LINK_CC} ${CCLNK_SRC_F}${SRC} ${CCLNK_TGT_F}${TGT[0].abspath(env)} ${LINKFLAGS}'

cls = Task.simple_task_type('cc_link', link_str, color='YELLOW', ext_in='.o', ext_out='.bin', shell=False)

cls.maxjobs = 1

cls.install = Utils.nada

node/tools/wafadmin/Tools/cc.py at https · reado/node · GitHub

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