mirror of https://gitlab.freedesktop.org/mesa/mesa
138 lines
5.2 KiB
Python
138 lines
5.2 KiB
Python
"""mslib_sa
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Tool-specific initialization for lib (MicroSoft library archiver).
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Based on SCons.Tool.mslib, without the MSVC detection.
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"""
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#
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# Copyright (c) 2001, 2002, 2003, 2004, 2005, 2006, 2007, 2008, 2009 The SCons Foundation
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#
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# Permission is hereby granted, free of charge, to any person obtaining
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# a copy of this software and associated documentation files (the
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# "Software"), to deal in the Software without restriction, including
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# without limitation the rights to use, copy, modify, merge, publish,
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# distribute, sublicense, and/or sell copies of the Software, and to
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# permit persons to whom the Software is furnished to do so, subject to
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# the following conditions:
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#
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# The above copyright notice and this permission notice shall be included
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# in all copies or substantial portions of the Software.
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#
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# THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY
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# KIND, EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE
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# WARRANTIES OF MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND
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# NONINFRINGEMENT. IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT HOLDERS BE
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# LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION
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# OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION
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# WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE.
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#
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import os
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import tempfile
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import string
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import SCons.Defaults
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import SCons.Tool
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import SCons.Util
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import SCons.Errors
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class TempFileMunge:
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"""Same as SCons.Platform.TempFileMunge, but preserves LINK /LIB
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together."""
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def __init__(self, cmd):
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self.cmd = cmd
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def __call__(self, target, source, env, for_signature):
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if for_signature:
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return self.cmd
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cmd = env.subst_list(self.cmd, 0, target, source)[0]
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try:
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maxline = int(env.subst('$MAXLINELENGTH'))
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except ValueError:
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maxline = 2048
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if (reduce(lambda x, y: x + len(y), cmd, 0) + len(cmd)) <= maxline:
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return self.cmd
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# We do a normpath because mktemp() has what appears to be
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# a bug in Windows that will use a forward slash as a path
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# delimiter. Windows's link mistakes that for a command line
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# switch and barfs.
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#
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# We use the .lnk suffix for the benefit of the Phar Lap
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# linkloc linker, which likes to append an .lnk suffix if
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# none is given.
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tmp = os.path.normpath(tempfile.mktemp('.lnk'))
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native_tmp = SCons.Util.get_native_path(tmp)
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if env['SHELL'] and env['SHELL'] == 'sh':
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# The sh shell will try to escape the backslashes in the
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# path, so unescape them.
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native_tmp = string.replace(native_tmp, '\\', r'\\\\')
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# In Cygwin, we want to use rm to delete the temporary
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# file, because del does not exist in the sh shell.
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rm = env.Detect('rm') or 'del'
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else:
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# Don't use 'rm' if the shell is not sh, because rm won't
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# work with the Windows shells (cmd.exe or command.com) or
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# Windows path names.
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rm = 'del'
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prefix = env.subst('$TEMPFILEPREFIX')
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if not prefix:
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prefix = '@'
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if cmd[0:2] == ['link', '/lib']:
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split = 2
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else:
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split = 1
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args = map(SCons.Subst.quote_spaces, cmd[split:])
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open(tmp, 'w').write(string.join(args, " ") + "\n")
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# XXX Using the SCons.Action.print_actions value directly
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# like this is bogus, but expedient. This class should
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# really be rewritten as an Action that defines the
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# __call__() and strfunction() methods and lets the
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# normal action-execution logic handle whether or not to
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# print/execute the action. The problem, though, is all
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# of that is decided before we execute this method as
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# part of expanding the $TEMPFILE construction variable.
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# Consequently, refactoring this will have to wait until
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# we get more flexible with allowing Actions to exist
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# independently and get strung together arbitrarily like
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# Ant tasks. In the meantime, it's going to be more
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# user-friendly to not let obsession with architectural
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# purity get in the way of just being helpful, so we'll
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# reach into SCons.Action directly.
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if SCons.Action.print_actions:
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print("Using tempfile "+native_tmp+" for command line:\n"+
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" ".join(map(str,cmd)))
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return cmd[:split] + [ prefix + native_tmp + '\n' + rm, native_tmp ]
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def generate(env):
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"""Add Builders and construction variables for lib to an Environment."""
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SCons.Tool.createStaticLibBuilder(env)
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if env.Detect('lib'):
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env['AR'] = 'lib'
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else:
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# Recent WINDDK versions do not ship with lib.
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env['AR'] = 'link /lib'
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env['TEMPFILE'] = TempFileMunge
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env['ARFLAGS'] = SCons.Util.CLVar('/nologo')
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env['ARCOM'] = "${TEMPFILE('$AR $ARFLAGS /OUT:$TARGET $SOURCES')}"
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env['LIBPREFIX'] = ''
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env['LIBSUFFIX'] = '.lib'
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def exists(env):
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return env.Detect('lib') or env.Detect('link')
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# Local Variables:
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# tab-width:4
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# indent-tabs-mode:nil
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# End:
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# vim: set expandtab tabstop=4 shiftwidth=4:
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