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Diffstat (limited to 'src/engine/SCons/Tool/linkloc.py')
-rw-r--r-- | src/engine/SCons/Tool/linkloc.py | 112 |
1 files changed, 112 insertions, 0 deletions
diff --git a/src/engine/SCons/Tool/linkloc.py b/src/engine/SCons/Tool/linkloc.py new file mode 100644 index 0000000..0c50dc8 --- /dev/null +++ b/src/engine/SCons/Tool/linkloc.py @@ -0,0 +1,112 @@ +"""SCons.Tool.linkloc + +Tool specification for the LinkLoc linker for the Phar Lap ETS embedded +operating system. + +There normally shouldn't be any need to import this module directly. +It will usually be imported through the generic SCons.Tool.Tool() +selection method. + +""" + +# +# Copyright (c) 2001, 2002, 2003, 2004, 2005, 2006, 2007, 2008, 2009 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/Tool/linkloc.py 4577 2009/12/27 19:44:43 scons" + +import os.path +import re + +import SCons.Action +import SCons.Defaults +import SCons.Errors +import SCons.Tool +import SCons.Util + +from SCons.Tool.MSCommon import msvs_exists, merge_default_version +from SCons.Tool.PharLapCommon import addPharLapPaths + +_re_linker_command = re.compile(r'(\s)@\s*([^\s]+)') + +def repl_linker_command(m): + # Replaces any linker command file directives (e.g. "@foo.lnk") with + # the actual contents of the file. + try: + f=open(m.group(2), "r") + return m.group(1) + f.read() + except IOError: + # the linker should return an error if it can't + # find the linker command file so we will remain quiet. + # However, we will replace the @ with a # so we will not continue + # to find it with recursive substitution + return m.group(1) + '#' + m.group(2) + +class LinklocGenerator: + def __init__(self, cmdline): + self.cmdline = cmdline + + def __call__(self, env, target, source, for_signature): + if for_signature: + # Expand the contents of any linker command files recursively + subs = 1 + strsub = env.subst(self.cmdline, target=target, source=source) + while subs: + strsub, subs = _re_linker_command.subn(repl_linker_command, strsub) + return strsub + else: + return "${TEMPFILE('" + self.cmdline + "')}" + +def generate(env): + """Add Builders and construction variables for ar to an Environment.""" + SCons.Tool.createSharedLibBuilder(env) + SCons.Tool.createProgBuilder(env) + + env['SUBST_CMD_FILE'] = LinklocGenerator + env['SHLINK'] = '$LINK' + env['SHLINKFLAGS'] = SCons.Util.CLVar('$LINKFLAGS') + env['SHLINKCOM'] = '${SUBST_CMD_FILE("$SHLINK $SHLINKFLAGS $_LIBDIRFLAGS $_LIBFLAGS -dll $TARGET $SOURCES")}' + env['SHLIBEMITTER']= None + env['LINK'] = "linkloc" + env['LINKFLAGS'] = SCons.Util.CLVar('') + env['LINKCOM'] = '${SUBST_CMD_FILE("$LINK $LINKFLAGS $_LIBDIRFLAGS $_LIBFLAGS -exe $TARGET $SOURCES")}' + env['LIBDIRPREFIX']='-libpath ' + env['LIBDIRSUFFIX']='' + env['LIBLINKPREFIX']='-lib ' + env['LIBLINKSUFFIX']='$LIBSUFFIX' + + # Set-up ms tools paths for default version + merge_default_version(env) + + addPharLapPaths(env) + +def exists(env): + if msvs_exists(): + return env.Detect('linkloc') + else: + return 0 + +# Local Variables: +# tab-width:4 +# indent-tabs-mode:nil +# End: +# vim: set expandtab tabstop=4 shiftwidth=4: |