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"""SCons.Platform.win32
Platform-specific initialization for Win32 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__
#
# 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__ = "__FILE__ __REVISION__ __DATE__ __DEVELOPER__"
import SCons.Util
import os
import os.path
import string
import sys
#
def TempFileMunge(env, cmd_list, for_signature):
"""Given a list of command line arguments, see if it is too
long to pass to the win32 command line interpreter. If so,
create a temp file, then pass "@tempfile" as the sole argument
to the supplied command (which is the first element of cmd_list).
Otherwise, just return [cmd_list]."""
cmd = env.subst_list(cmd_list)[0]
if for_signature or \
(reduce(lambda x, y: x + len(y), cmd, 0) + len(cmd)) <= 2048:
return [cmd_list]
else:
import tempfile
# We do a normpath because mktemp() has what appears to be
# a bug in Win32 that will use a forward slash as a path
# delimiter. Win32's link mistakes that for a command line
# switch and barfs.
tmp = os.path.normpath(tempfile.mktemp())
args = map(SCons.Util.quote_spaces, cmd[1:])
open(tmp, 'w').write(string.join(args, " ") + "\n")
return [ [cmd[0], '@' + tmp],
['del', tmp] ]
# The upshot of all this is that, if you are using Python 1.5.2,
# you had better have cmd or command.com in your PATH when you run
# scons.
def spawn(sh, escape, cmd, args, env):
if not sh:
sys.stderr.write("scons: Could not find command interpreter, is it in your PATH?\n")
return 127
else:
try:
args = [sh, '/C', escape(string.join(args)) ]
ret = os.spawnve(os.P_WAIT, sh, args, env)
except OSError, e:
ret = exitvalmap[e[0]]
sys.stderr.write("scons: %s: %s\n" % (cmd, e[1]))
return ret
# Windows does not allow special characters in file names
# anyway, so no need for an escape function, we will just quote
# the arg.
escape = lambda x: '"' + x + '"'
def generate(env):
# Attempt to find cmd.exe (for WinNT/2k/XP) or
# command.com for Win9x
cmd_interp = ''
# First see if we can look in the registry...
if SCons.Util.can_read_reg:
try:
# Look for Windows NT system root
k=SCons.Util.RegOpenKeyEx(SCons.Util.hkey_mod.HKEY_LOCAL_MACHINE,
'Software\\Microsoft\\Windows NT\\CurrentVersion')
val, tok = SCons.Util.RegQueryValueEx(k, 'SystemRoot')
cmd_interp = os.path.join(val, 'System32\\cmd.exe')
except SCons.Util.RegError:
try:
# Okay, try the Windows 9x system root
k=SCons.Util.RegOpenKeyEx(SCons.Util.hkey_mod.HKEY_LOCAL_MACHINE,
'Software\\Microsoft\\Windows\\CurrentVersion')
val, tok = SCons.Util.RegQueryValueEx(k, 'SystemRoot')
cmd_interp = os.path.join(val, 'command.com')
except:
pass
if not cmd_interp:
cmd_interp = env.Detect('cmd')
if not cmd_interp:
cmd_interp = env.Detect('command')
if not env.has_key('ENV'):
env['ENV'] = {}
env['ENV']['PATHEXT'] = '.COM;.EXE;.BAT;.CMD'
env['OBJPREFIX'] = ''
env['OBJSUFFIX'] = '.obj'
env['SHOBJPREFIX'] = '$OBJPREFIX'
env['SHOBJSUFFIX'] = '$OBJSUFFIX'
env['PROGPREFIX'] = ''
env['PROGSUFFIX'] = '.exe'
env['LIBPREFIX'] = ''
env['LIBSUFFIX'] = '.lib'
env['SHLIBPREFIX'] = ''
env['SHLIBSUFFIX'] = '.dll'
env['LIBPREFIXES'] = [ '$LIBPREFIX', '$SHLIBPREFIX' ]
env['LIBSUFFIXES'] = [ '$LIBSUFFIX', '$SHLIBSUFFIX' ]
env['SPAWN'] = spawn
env['SHELL'] = cmd_interp
env['ESCAPE'] = escape
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