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"""SCons.Platform.posix
Platform-specific initialization for POSIX (Linux, UNIX, etc.) systems.
There normally shouldn't be any need to import this module directly. It
will usually be imported through the generic SCons.Platform.Platform()
selection method.
"""
#
# Copyright (c) 2001 - 2014 The SCons Foundation
#
# Permission is hereby granted, free of charge, to any person obtaining
# a copy of this software and associated documentation files (the
# "Software"), to deal in the Software without restriction, including
# without limitation the rights to use, copy, modify, merge, publish,
# distribute, sublicense, and/or sell copies of the Software, and to
# permit persons to whom the Software is furnished to do so, subject to
# the following conditions:
#
# The above copyright notice and this permission notice shall be included
# in all copies or substantial portions of the Software.
#
# THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY
# KIND, EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE
# WARRANTIES OF MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND
# NONINFRINGEMENT. IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT HOLDERS BE
# LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION
# OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION
# WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE.
#
__revision__ = "src/engine/SCons/Platform/posix.py 2014/07/05 09:42:21 garyo"
import errno
import os
import os.path
import subprocess
import sys
import select
import SCons.Util
from SCons.Platform import TempFileMunge
exitvalmap = {
2 : 127,
13 : 126,
}
def escape(arg):
"escape shell special characters"
slash = '\\'
special = '"$()'
arg = arg.replace(slash, slash+slash)
for c in special:
arg = arg.replace(c, slash+c)
return '"' + arg + '"'
def exec_subprocess(l, env):
proc = subprocess.Popen(l, env = env, close_fds = True)
return proc.wait()
def subprocess_spawn(sh, escape, cmd, args, env):
return exec_subprocess([sh, '-c', ' '.join(args)], env)
def exec_popen3(l, env, stdout, stderr):
proc = subprocess.Popen(l, env = env, close_fds = True,
stdout = stdout,
stderr = stderr)
return proc.wait()
def piped_env_spawn(sh, escape, cmd, args, env, stdout, stderr):
# spawn using Popen3 combined with the env command
# the command name and the command's stdout is written to stdout
# the command's stderr is written to stderr
return exec_popen3([sh, '-c', ' '.join(args)],
env, stdout, stderr)
def generate(env):
# Bearing in mind we have python 2.4 as a baseline, we can just do this:
spawn = subprocess_spawn
pspawn = piped_env_spawn
# Note that this means that 'escape' is no longer used
if 'ENV' not in env:
env['ENV'] = {}
env['ENV']['PATH'] = '/usr/local/bin:/opt/bin:/bin:/usr/bin'
env['OBJPREFIX'] = ''
env['OBJSUFFIX'] = '.o'
env['SHOBJPREFIX'] = '$OBJPREFIX'
env['SHOBJSUFFIX'] = '$OBJSUFFIX'
env['PROGPREFIX'] = ''
env['PROGSUFFIX'] = ''
env['LIBPREFIX'] = 'lib'
env['LIBSUFFIX'] = '.a'
env['SHLIBPREFIX'] = '$LIBPREFIX'
env['SHLIBSUFFIX'] = '.so'
env['LIBPREFIXES'] = [ '$LIBPREFIX' ]
env['LIBSUFFIXES'] = [ '$LIBSUFFIX', '$SHLIBSUFFIX' ]
env['PSPAWN'] = pspawn
env['SPAWN'] = spawn
env['SHELL'] = 'sh'
env['ESCAPE'] = escape
env['TEMPFILE'] = TempFileMunge
env['TEMPFILEPREFIX'] = '@'
#Based on LINUX: ARG_MAX=ARG_MAX=131072 - 3000 for environment expansion
#Note: specific platforms might rise or lower this value
env['MAXLINELENGTH'] = 128072
# This platform supports RPATH specifications.
env['__RPATH'] = '$_RPATH'
# GDC is GCC family, but DMD and LDC have different options.
# Must be able to have GCC and DMD work in the same build, so:
env['__DRPATH'] = '$_DRPATH'
# Local Variables:
# tab-width:4
# indent-tabs-mode:nil
# End:
# vim: set expandtab tabstop=4 shiftwidth=4:
|
