| Home | Trees | Indices | Help |
|
|---|
|
|
1 #!/usr/bin/env python
2 # encoding: utf-8
3 # Matthias Jahn, 2008, jahn matthias ath freenet punto de
4 # Thomas Nagy, 2008 (ita)
5
6 import sys, re, os, optparse
7
8 import TaskGen, Task, Utils, preproc
9 from Logs import error, debug, warn
10 from TaskGen import taskgen, after, before, feature
11
12 REVISION="0.1.3"
13
14 """
15 if you want to use the code here, you must use something like this:
16 obj = obj.create(...)
17 obj.features.append("libtool")
18 obj.vnum = "1.2.3" # optional, but versioned libraries are common
19 """
20
21 # fake libtool files
22 fakelibtool_vardeps = ['CXX', 'PREFIX']
23 -def fakelibtool_build(task):
24 # Writes a .la file, used by libtool
25 env = task.env
26 dest = open(task.outputs[0].abspath(env), 'w')
27 sname = task.inputs[0].name
28 fu = dest.write
29 fu("# Generated by ltmain.sh - GNU libtool 1.5.18 - (pwn3d by BKsys II code name WAF)\n")
30 if env['vnum']:
31 nums = env['vnum'].split('.')
32 libname = task.inputs[0].name
33 name3 = libname+'.'+env['vnum']
34 name2 = libname+'.'+nums[0]
35 name1 = libname
36 fu("dlname='%s'\n" % name2)
37 strn = " ".join([name3, name2, name1])
38 fu("library_names='%s'\n" % (strn) )
39 else:
40 fu("dlname='%s'\n" % sname)
41 fu("library_names='%s %s %s'\n" % (sname, sname, sname) )
42 fu("old_library=''\n")
43 vars = ' '.join(env['libtoolvars']+env['LINKFLAGS'])
44 fu("dependency_libs='%s'\n" % vars)
45 fu("current=0\n")
46 fu("age=0\nrevision=0\ninstalled=yes\nshouldnotlink=no\n")
47 fu("dlopen=''\ndlpreopen=''\n")
48 fu("libdir='%s/lib'\n" % env['PREFIX'])
49 dest.close()
50 return 0
51
53 sp = re.compile(r'^([^=]+)=\'(.*)\'$')
54 dc={}
55 file = open(path, "r")
56 for line in file.readlines():
57 try:
58 #print sp.split(line.strip())
59 _, left, right, _ = sp.split(line.strip())
60 dc[left]=right
61 except ValueError:
62 pass
63 file.close()
64 return dc
65
70 if self.type != 'program':
71 linktask = self.link_task
72 latask = self.create_task('fakelibtool')
73 latask.set_inputs(linktask.outputs)
74 latask.set_outputs(linktask.outputs[0].change_ext('.la'))
75 self.latask = latask
76
77 if Options.commands['install'] or Options.commands['uninstall']:
78 Build.bld.install_files('PREFIX', 'lib', linktask.outputs[0].abspath(self.env), self.env)
79
84 self.env['vnum']=self.vnum
85
86 paths=[]
87 libs=[]
88 libtool_files=[]
89 libtool_vars=[]
90
91 for l in self.env['LINKFLAGS']:
92 if l[:2]=='-L':
93 paths.append(l[2:])
94 elif l[:2]=='-l':
95 libs.append(l[2:])
96
97 for l in libs:
98 for p in paths:
99 dict = read_la_file(p+'/lib'+l+'.la')
100 linkflags2 = dict.get('dependency_libs', '')
101 for v in linkflags2.split():
102 if v.endswith('.la'):
103 libtool_files.append(v)
104 libtool_vars.append(v)
105 continue
106 self.env.append_unique('LINKFLAGS', v)
107 break
108
109 self.env['libtoolvars']=libtool_vars
110
111 while libtool_files:
112 file = libtool_files.pop()
113 dict = read_la_file(file)
114 for v in dict['dependency_libs'].split():
115 if v[-3:] == '.la':
116 libtool_files.append(v)
117 continue
118 self.env.append_unique('LINKFLAGS', v)
119
120 Task.task_type_from_func('fakelibtool', vars=fakelibtool_vardeps, func=fakelibtool_build, color='BLUE', after="cc_link cxx_link ar_link_static")
124 self.__la_filename = la_filename
125 #remove path and .la suffix
126 self.linkname = str(os.path.split(la_filename)[-1])[:-3]
127 if self.linkname.startswith("lib"):
128 self.linkname = self.linkname[3:]
129 # The name that we can dlopen(3).
130 self.dlname = None
131 # Names of this library
132 self.library_names = None
133 # The name of the static archive.
134 self.old_library = None
135 # Libraries that this one depends upon.
136 self.dependency_libs = None
137 # Version information for libIlmImf.
138 self.current = None
139 self.age = None
140 self.revision = None
141 # Is this an already installed library?
142 self.installed = None
143 # Should we warn about portability when linking against -modules?
144 self.shouldnotlink = None
145 # Files to dlopen/dlpreopen
146 self.dlopen = None
147 self.dlpreopen = None
148 # Directory that this library needs to be installed in:
149 self.libdir = '/usr/lib'
150 if not self.__parse():
151 raise "file %s not found!!" %(la_filename)
152
154 "Retrieve the variables from a file"
155 if not os.path.isfile(self.__la_filename): return 0
156 la_file=open(self.__la_filename, 'r')
157 for line in la_file:
158 ln = line.strip()
159 if not ln: continue
160 if ln[0]=='#': continue
161 (key, value) = str(ln).split('=', 1)
162 key = key.strip()
163 value = value.strip()
164 if value == "no": value = False
165 elif value == "yes": value = True
166 else:
167 try: value = int(value)
168 except ValueError: value = value.strip("'")
169 setattr(self, key, value)
170 la_file.close()
171 return 1
172
174 """return linkflags for this lib"""
175 libs = []
176 if self.dependency_libs:
177 libs = str(self.dependency_libs).strip().split()
178 if libs == None:
179 libs = []
180 # add la lib and libdir
181 libs.insert(0, "-l%s" % self.linkname.strip())
182 libs.insert(0, "-L%s" % self.libdir.strip())
183 return libs
184
186 return '''\
187 dlname = "%(dlname)s"
188 library_names = "%(library_names)s"
189 old_library = "%(old_library)s"
190 dependency_libs = "%(dependency_libs)s"
191 version = %(current)s.%(age)s.%(revision)s
192 installed = "%(installed)s"
193 shouldnotlink = "%(shouldnotlink)s"
194 dlopen = "%(dlopen)s"
195 dlpreopen = "%(dlpreopen)s"
196 libdir = "%(libdir)s"''' % self.__dict__
197
200 self.__libtool_la_file = libtool_la_file(la_filename)
201 tmp = self.__libtool_la_file
202 self.__version = [int(tmp.current), int(tmp.age), int(tmp.revision)]
203 self.__sub_la_files = []
204 self.__sub_la_files.append(la_filename)
205 self.__libs = None
206
208 """make it compareable with X.Y.Z versions (Y and Z are optional)"""
209 if not other:
210 return 1
211 othervers = [int(s) for s in str(other).split(".")]
212 selfvers = self.__version
213 return cmp(selfvers, othervers)
214
216 return "\n".join([
217 str(self.__libtool_la_file),
218 ' '.join(self.__libtool_la_file.get_libs()),
219 '* New getlibs:',
220 ' '.join(self.get_libs())
221 ])
222
225
227 """return the complete uniqe linkflags that do not
228 contain .la files anymore"""
229 libs_list = list(self.__libtool_la_file.get_libs())
230 libs_map = {}
231 while len(libs_list) > 0:
232 entry = libs_list.pop(0)
233 if entry:
234 if str(entry).endswith(".la"):
235 ## prevents duplicate .la checks
236 if entry not in self.__sub_la_files:
237 self.__sub_la_files.append(entry)
238 libs_list.extend(self.__get_la_libs(entry))
239 else:
240 libs_map[entry]=1
241 self.__libs = libs_map.keys()
242 return self.__libs
243
245 if not self.__libs: self.get_libs()
246 libs = self.__libs
247 libs = filter(lambda s: str(s).startswith('-L'), libs)
248 return libs
249
251 if not self.__libs: self.get_libs()
252 libs = self.__libs
253 libs = filter(lambda s: str(s).startswith('-l'), libs)
254 return libs
255
261
263 """parse cmdline args and control build"""
264 usage = '''Usage: %prog [options] PathToFile.la
265 example: %prog --atleast-version=2.0.0 /usr/lib/libIlmImf.la
266 nor: %prog --libs /usr/lib/libamarok.la'''
267 parser = optparse.OptionParser(usage)
268 a = parser.add_option
269 a("--version", dest = "versionNumber",
270 action = "store_true", default = False,
271 help = "output version of libtool-config"
272 )
273 a("--debug", dest = "debug",
274 action = "store_true", default = False,
275 help = "enable debug"
276 )
277 a("--libs", dest = "libs",
278 action = "store_true", default = False,
279 help = "output all linker flags"
280 )
281 a("--libs-only-l", dest = "libs_only_l",
282 action = "store_true", default = False,
283 help = "output -l flags"
284 )
285 a("--libs-only-L", dest = "libs_only_L",
286 action = "store_true", default = False,
287 help = "output -L flags"
288 )
289 a("--libs-only-other", dest = "libs_only_other",
290 action = "store_true", default = False,
291 help = "output other libs (e.g. -pthread)"
292 )
293 a("--atleast-version", dest = "atleast_version",
294 default=None,
295 help = "return 0 if the module is at least version ATLEAST_VERSION"
296 )
297 a("--exact-version", dest = "exact_version",
298 default=None,
299 help = "return 0 if the module is exactly version EXACT_VERSION"
300 )
301 a("--max-version", dest = "max_version",
302 default=None,
303 help = "return 0 if the module is at no newer than version MAX_VERSION"
304 )
305
306 (options, args) = parser.parse_args()
307 if len(args) != 1 and not options.versionNumber:
308 parser.error("incorrect number of arguments")
309 if options.versionNumber:
310 print "libtool-config version %s" % REVISION
311 return 0
312 ltf = libtool_config(args[0])
313 if options.debug:
314 print(ltf)
315 if options.atleast_version:
316 if ltf >= options.atleast_version: return 0
317 sys.exit(1)
318 if options.exact_version:
319 if ltf == options.exact_version: return 0
320 sys.exit(1)
321 if options.max_version:
322 if ltf <= options.max_version: return 0
323 sys.exit(1)
324
325 def p(x):
326 print " ".join(x)
327 if options.libs: p(ltf.get_libs())
328 elif options.libs_only_l: p(ltf.get_libs_only_l())
329 elif options.libs_only_L: p(ltf.get_libs_only_L())
330 elif options.libs_only_other: p(ltf.get_libs_only_other())
331 return 0
332
333 if __name__ == '__main__':
334 useCmdLine()
335
| Home | Trees | Indices | Help |
|
|---|
| Generated by Epydoc 3.0.1 on Sun Aug 3 22:22:51 2008 | http://epydoc.sourceforge.net |