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112f0c66 JVH |
1 | """SCons.Tool.gcc |
2 | ||
3 | Tool-specific initialization for MinGW (http://www.mingw.org/) | |
4 | ||
5 | There normally shouldn't be any need to import this module directly. | |
6 | It will usually be imported through the generic SCons.Tool.Tool() | |
7 | selection method. | |
8 | ||
9 | """ | |
10 | ||
11 | # | |
12 | # Copyright (c) 2001, 2002, 2003, 2004 The SCons Foundation | |
13 | # | |
14 | # Permission is hereby granted, free of charge, to any person obtaining | |
15 | # a copy of this software and associated documentation files (the | |
16 | # "Software"), to deal in the Software without restriction, including | |
17 | # without limitation the rights to use, copy, modify, merge, publish, | |
18 | # distribute, sublicense, and/or sell copies of the Software, and to | |
19 | # permit persons to whom the Software is furnished to do so, subject to | |
20 | # the following conditions: | |
21 | # | |
22 | # The above copyright notice and this permission notice shall be included | |
23 | # in all copies or substantial portions of the Software. | |
24 | # | |
25 | # THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY | |
26 | # KIND, EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE | |
27 | # WARRANTIES OF MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND | |
28 | # NONINFRINGEMENT. IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT HOLDERS BE | |
29 | # LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION | |
30 | # OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION | |
31 | # WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE. | |
32 | # | |
33 | ||
34 | __revision__ = "/home/scons/scons/branch.0/branch.96/baseline/src/engine/SCons/Tool/mingw.py 0.96.90.D001 2005/02/15 20:11:37 knight" | |
35 | ||
36 | import os | |
37 | import os.path | |
38 | import string | |
39 | ||
40 | import SCons.Action | |
41 | import SCons.Builder | |
42 | import SCons.Tool | |
43 | import SCons.Util | |
44 | ||
45 | # This is what we search for to find mingw: | |
46 | prefixes = SCons.Util.Split(""" | |
47 | mingw32- | |
48 | mingw32msvc- | |
49 | i386-mingw32- | |
50 | i486-mingw32- | |
51 | i586-mingw32- | |
52 | i686-mingw32- | |
53 | i386-mingw32msvc- | |
54 | i486-mingw32msvc- | |
55 | i586-mingw32msvc- | |
56 | i686-mingw32msvc- | |
70e3e17f | 57 | i686-w64-mingw32- |
112f0c66 JVH |
58 | """) |
59 | ||
60 | def find(env): | |
61 | for prefix in prefixes: | |
62 | # First search in the SCons path and then the OS path: | |
63 | if env.WhereIs(prefix + 'gcc') or SCons.Util.WhereIs(prefix + 'gcc'): | |
64 | return prefix | |
65 | ||
66 | return '' | |
67 | ||
68 | def shlib_generator(target, source, env, for_signature): | |
69 | cmd = SCons.Util.CLVar(['$SHLINK', '$SHLINKFLAGS']) | |
70 | ||
71 | dll = env.FindIxes(target, 'SHLIBPREFIX', 'SHLIBSUFFIX') | |
72 | if dll: cmd.extend(['-o', dll]) | |
73 | ||
74 | cmd.extend(['$SOURCES', '$_LIBDIRFLAGS', '$_LIBFLAGS']) | |
75 | ||
76 | implib = env.FindIxes(target, 'LIBPREFIX', 'LIBSUFFIX') | |
77 | if implib: cmd.append('-Wl,--out-implib,'+implib.get_string(for_signature)) | |
78 | ||
79 | def_target = env.FindIxes(target, 'WIN32DEFPREFIX', 'WIN32DEFSUFFIX') | |
80 | if def_target: cmd.append('-Wl,--output-def,'+def_target.get_string(for_signature)) | |
81 | ||
82 | return [cmd] | |
83 | ||
84 | def shlib_emitter(target, source, env): | |
85 | dll = env.FindIxes(target, 'SHLIBPREFIX', 'SHLIBSUFFIX') | |
86 | no_import_lib = env.get('no_import_lib', 0) | |
87 | ||
88 | if not dll: | |
89 | raise SCons.Errors.UserError, "A shared library should have exactly one target with the suffix: %s" % env.subst("$SHLIBSUFFIX") | |
90 | ||
91 | if not no_import_lib and \ | |
92 | not env.FindIxes(target, 'LIBPREFIX', 'LIBSUFFIX'): | |
93 | ||
94 | # Append an import library to the list of targets. | |
95 | target.append(env.ReplaceIxes(dll, | |
96 | 'SHLIBPREFIX', 'SHLIBSUFFIX', | |
97 | 'LIBPREFIX', 'LIBSUFFIX')) | |
98 | ||
99 | # Append a def file target if there isn't already a def file target | |
100 | # or a def file source. There is no option to disable def file | |
101 | # target emitting, because I can't figure out why someone would ever | |
102 | # want to turn it off. | |
103 | def_source = env.FindIxes(source, 'WIN32DEFPREFIX', 'WIN32DEFSUFFIX') | |
104 | def_target = env.FindIxes(target, 'WIN32DEFPREFIX', 'WIN32DEFSUFFIX') | |
105 | if not def_source and not def_target: | |
106 | target.append(env.ReplaceIxes(dll, | |
107 | 'SHLIBPREFIX', 'SHLIBSUFFIX', | |
108 | 'WIN32DEFPREFIX', 'WIN32DEFSUFFIX')) | |
109 | ||
110 | return (target, source) | |
111 | ||
112 | ||
113 | shlib_action = SCons.Action.Action(shlib_generator, generator=1) | |
114 | ||
115 | res_action = SCons.Action.Action('$RCCOM', '$RCCOMSTR') | |
116 | ||
117 | res_builder = SCons.Builder.Builder(action=res_action, suffix='.o', | |
118 | source_scanner=SCons.Tool.SourceFileScanner) | |
119 | SCons.Tool.SourceFileScanner.add_scanner('.rc', SCons.Defaults.CScan) | |
120 | ||
121 | def generate(env): | |
122 | mingw_prefix = find(env) | |
123 | ||
124 | if mingw_prefix: | |
125 | dir = os.path.dirname(env.WhereIs(mingw_prefix + 'gcc') or SCons.Util.WhereIs(mingw_prefix + 'gcc')) | |
126 | ||
127 | # The mingw bin directory must be added to the path: | |
128 | path = env['ENV'].get('PATH', []) | |
129 | if not path: | |
130 | path = [] | |
131 | if SCons.Util.is_String(path): | |
132 | path = string.split(path, os.pathsep) | |
133 | ||
134 | env['ENV']['PATH'] = string.join([dir] + path, os.pathsep) | |
135 | ||
136 | # Most of mingw is the same as gcc and friends... | |
137 | gnu_tools = ['gcc', 'g++', 'gnulink', 'ar', 'gas'] | |
138 | for tool in gnu_tools: | |
139 | SCons.Tool.Tool(tool)(env) | |
140 | ||
141 | #... but a few things differ: | |
142 | env['CC'] = mingw_prefix + 'gcc' | |
143 | env['SHCCFLAGS'] = SCons.Util.CLVar('$CCFLAGS') | |
144 | env['CPP'] = mingw_prefix + 'g++' | |
145 | env['CXX'] = mingw_prefix + 'g++' | |
146 | env['SHCXXFLAGS'] = SCons.Util.CLVar('$CXXFLAGS') | |
147 | env['SHLINKFLAGS'] = SCons.Util.CLVar('$LINKFLAGS -shared') | |
148 | env['SHLINKCOM'] = shlib_action | |
149 | env.Append(SHLIBEMITTER = [shlib_emitter]) | |
150 | env['LINK_CC'] = mingw_prefix + 'gcc' | |
151 | env['LINK_CXX'] = mingw_prefix + 'g++' | |
152 | env['AS'] = mingw_prefix + 'as' | |
153 | env['AR'] = mingw_prefix + 'ar' | |
154 | env['RANLIB'] = mingw_prefix + 'ranlib' | |
155 | env['WIN32DEFPREFIX'] = '' | |
156 | env['WIN32DEFSUFFIX'] = '.def' | |
157 | env['SHOBJSUFFIX'] = '.o' | |
158 | env['STATIC_AND_SHARED_OBJECTS_ARE_THE_SAME'] = 1 | |
159 | ||
160 | env['RC'] = mingw_prefix + 'windres' | |
161 | env['RCFLAGS'] = SCons.Util.CLVar('') | |
162 | env['RCCOM'] = '$RC $_CPPDEFFLAGS $_CPPINCFLAGS ${INCPREFIX}${SOURCE.dir} $RCFLAGS -i $SOURCE -o $TARGET' | |
163 | env['BUILDERS']['RES'] = res_builder | |
164 | ||
165 | # Some setting from the platform also have to be overridden: | |
166 | env['OBJPREFIX'] = '' | |
167 | env['OBJSUFFIX'] = '.o' | |
168 | env['SHOBJPREFIX'] = '$OBJPREFIX' | |
169 | env['SHOBJSUFFIX'] = '$OBJSUFFIX' | |
170 | env['PROGPREFIX'] = '' | |
171 | env['PROGSUFFIX'] = '.exe' | |
172 | env['LIBPREFIX'] = '' | |
173 | env['LIBSUFFIX'] = '.lib' | |
174 | env['SHLIBPREFIX'] = '' | |
175 | env['SHLIBSUFFIX'] = '.dll' | |
176 | env['LIBPREFIXES'] = [ '$LIBPREFIX' ] | |
177 | env['LIBSUFFIXES'] = [ '$LIBSUFFIX' ] | |
178 | ||
179 | def exists(env): | |
180 | return find(env) |