3 Tool specification for the LinkLoc linker for the Phar Lap ETS embedded
6 There normally shouldn't be any need to import this module directly.
7 It will usually be imported through the generic SCons.Tool.Tool()
13 # Copyright (c) 2001, 2002, 2003, 2004, 2005, 2006, 2007, 2008 The SCons Foundation
15 # Permission is hereby granted, free of charge, to any person obtaining
16 # a copy of this software and associated documentation files (the
17 # "Software"), to deal in the Software without restriction, including
18 # without limitation the rights to use, copy, modify, merge, publish,
19 # distribute, sublicense, and/or sell copies of the Software, and to
20 # permit persons to whom the Software is furnished to do so, subject to
21 # the following conditions:
23 # The above copyright notice and this permission notice shall be included
24 # in all copies or substantial portions of the Software.
26 # THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY
27 # KIND, EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE
28 # WARRANTIES OF MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND
29 # NONINFRINGEMENT. IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT HOLDERS BE
30 # LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION
31 # OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION
32 # WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE.
35 __revision__ = "src/engine/SCons/Tool/linkloc.py 3842 2008/12/20 22:59:52 scons"
46 from SCons.Tool.msvc import get_msvc_paths
47 from SCons.Tool.PharLapCommon import addPharLapPaths
49 _re_linker_command = re.compile(r'(\s)@\s*([^\s]+)')
51 def repl_linker_command(m):
52 # Replaces any linker command file directives (e.g. "@foo.lnk") with
53 # the actual contents of the file.
55 f=open(m.group(2), "r")
56 return m.group(1) + f.read()
58 # the linker should return an error if it can't
59 # find the linker command file so we will remain quiet.
60 # However, we will replace the @ with a # so we will not continue
61 # to find it with recursive substitution
62 return m.group(1) + '#' + m.group(2)
64 class LinklocGenerator:
65 def __init__(self, cmdline):
66 self.cmdline = cmdline
68 def __call__(self, env, target, source, for_signature):
70 # Expand the contents of any linker command files recursively
72 strsub = env.subst(self.cmdline, target=target, source=source)
74 strsub, subs = _re_linker_command.subn(repl_linker_command, strsub)
77 return "${TEMPFILE('" + self.cmdline + "')}"
80 """Add Builders and construction variables for ar to an Environment."""
81 SCons.Tool.createSharedLibBuilder(env)
82 SCons.Tool.createProgBuilder(env)
84 env['SUBST_CMD_FILE'] = LinklocGenerator
85 env['SHLINK'] = '$LINK'
86 env['SHLINKFLAGS'] = SCons.Util.CLVar('$LINKFLAGS')
87 env['SHLINKCOM'] = '${SUBST_CMD_FILE("$SHLINK $SHLINKFLAGS $( $_LIBDIRFLAGS $) $_LIBFLAGS -dll $TARGET $SOURCES")}'
88 env['SHLIBEMITTER']= None
89 env['LINK'] = "linkloc"
90 env['LINKFLAGS'] = SCons.Util.CLVar('')
91 env['LINKCOM'] = '${SUBST_CMD_FILE("$LINK $LINKFLAGS $( $_LIBDIRFLAGS $) $_LIBFLAGS -exe $TARGET $SOURCES")}'
92 env['LIBDIRPREFIX']='-libpath '
93 env['LIBDIRSUFFIX']=''
94 env['LIBLINKPREFIX']='-lib '
95 env['LIBLINKSUFFIX']='$LIBSUFFIX'
97 msvs_version = env.get('MSVS_VERSION')
98 include_path, lib_path, exe_path = get_msvc_paths(env, version = msvs_version)
99 env['ENV']['LIB'] = lib_path
100 env.PrependENVPath('PATH', exe_path)
105 return env.Detect('linkloc')