1 import os.path, glob, site_tools.Yaptu
2 from SCons.Script import *
3 import SCons.Defaults, SCons.Util
7 senfutildir = os.path.dirname(__file__)
9 # Fix for SCons 0.97 compatibility
14 BoolVariable = BoolOption
16 def parseLogOption(value):
17 stream, area, level = ( x.strip() for x in value.strip().split('|') )
18 stream = ''.join('(%s)' % x for x in stream.split('::') )
19 if area : area = ''.join( '(%s)' % x for x in area.split('::') )
21 return '((%s,%s,%s))' % (stream,area,level)
23 def expandLogOption(target, source, env, for_signature):
24 if env.subst('$LOGLEVELS'):
25 return [ 'SENF_LOG_CONF="' + ''.join( parseLogOption(x) for x in env.subst('$LOGLEVELS').split() )+'"']
29 class BuildTypeOptions:
30 def __init__(self, var):
33 def __call__(self, target, source, env, for_signature):
34 type = env['final'] and "final" or env['debug'] and "debug" or "normal"
35 return env[self._var + "_" + type]
37 _DOLLAR_RE = re.compile(r'\$([a-zA-Z_][\.\w]*)|\${([^}]*)}')
39 def _expandDefines(defs, target, source, env, for_signature):
41 if SCons.Util.is_Dict(defs):
44 defs = [ (k,defs[k]) for k in keys ]
45 elif not SCons.Util.is_List(defs):
48 if SCons.Util.is_String(elt):
49 m = _DOLLAR_RE.match(elt)
51 match = m.group(1) or m.group(2)
52 try: rv.extend(_expandDefines(eval(match, env.gvars(), env.lvars()),
53 target, source, env, for_signature))
54 except NameError: pass
55 except IndexError: pass
57 rv.append(env.subst(elt))
59 rv.extend(_expandDefines(elt(target, source, env, for_signature),
60 target, source, env, for_signature))
61 elif SCons.Util.is_Sequence(elt):
62 if len(elt)<2 or elt[1] is None:
63 rv.append(env.subst(elt[0]))
65 rv.append(env.subst(elt[0]) + "=" + env.subst(elt[1]))
70 def expandDefines(prefix, defs, suffix, env):
71 """Expand defines in <defs> using <env>. Calls SCons.Defaults._concat_ixes
72 to append prefix/suffix before/after each define.
75 Call the callable and replace it with the call result. If the result
76 is a list, the list is processed recursively. It the result is a
77 dictionary it is converted into a list of typles and processed
79 '$<variable>' or '${<variable>}'
80 Replace the element with the variable expansion. If the result is a
81 list, the list is processed recursively. It the result is a
82 dictionary it is converted into a list of typles and processed
85 Define a symbol with that (expanded!) name
87 The iteratble must have two elments. The first element defines the
88 symbol name, the second the symbol value."""
90 defs = _expandDefines(defs, None, None, env, False)
91 return SCons.Defaults._concat_ixes(prefix, defs, suffix, env)
95 tooldir = os.path.join(senfutildir, 'site_tools')
96 for tool in os.listdir(tooldir):
97 name, ext = os.path.splitext(tool)
98 if ext == '.py' and name != "__init__" : env.Tool(name, [ tooldir ])
100 def parseArguments(env, *defs):
101 vars = Variables(args=ARGUMENTS)
102 for d in defs : vars.Add(d)
105 Any construction environment variable may be set from the scons
106 command line (see SConstruct file and SCons documentation for a list
109 VARNAME=value Assign new value
110 VARNAME+=value Append value at end
112 Special command line parameters:
114 env.Help(vars.GenerateHelpText(env))
115 try : unknv = vars.UnknownVariables()
116 except AttributeError: unknv = vars.UnknownOptions()
117 env.SetDefault(ARGUMENT_VARIABLES = {})
118 for k,v in unknv.iteritems():
120 env.Append(**{k[:-1]: v})
121 env.Append(ARGUMENT_VARIABLES = {k[:-1]:v})
123 env.Replace(**{k: v})
124 env.Append(ARGUMENT_VARIABLES = {k:v})
126 def detect_senf(env,senf_path, try_flavors):
127 """Detect senf with flavor in 'try_flavors' somewhere in 'senf_path'.
129 This function returns True, if senf is found, False otherwise.
130 The environment 'env' is updated in the following way:
132 SENFSYSLAYOUT set to True, if the install is a system installation,
135 FLAVOR set to the detected senf flavor
137 SENFDIR set to the base directory of the senf installation.
140 senf_path.extend((os.path.dirname(senfutildir), '/usr/local', '/usr'))
142 for path in senf_path:
143 if not path.startswith('/') : sconspath = '#/%s' % path
144 else : sconspath = path
145 for flavor in try_flavors:
146 suffix = flavor and "_"+flavor or ""
147 local_path = os.path.join(path,"senf%s.conf" % suffix)
148 sys_path = os.path.join(path, "lib", "senf", "senf%s.conf" % suffix)
149 if os.path.exists(local_path):
150 env.SetDefault( SENFSYSLAYOUT = False )
151 elif os.path.exists(sys_path):
152 env.SetDefault( SENFSYSLAYOUT = True )
155 env.SetDefault( FLAVOR = flavor, SENFDIR = sconspath )
160 def SetupForSENF(env, senf_path = [], flavor=None):
161 try_flavors = [ '', 'g' ]
162 if flavor is not None:
163 try_flavors[0:0] = [ flavor ]
165 res = detect_senf(env, senf_path, try_flavors)
166 if not env.GetOption('no_progress'):
168 print env.subst("scons: Using${SENFSYSLAYOUT and ' system' or ''} 'libsenf${LIBADDSUFFIX}' in '$SENFDIR'")
170 print "scons: SENF library not found, trying to build anyway ..."
174 # For a non-system installed senf, we add library and include search path here
175 if not env.get('SENFSYSLAYOUT', True):
177 CPPPATH = [ '$SENFINCDIR' ],
178 LIBPATH = [ '$SENFDIR' ],
182 _defines = expandDefines,
183 expandLogOption = expandLogOption,
187 LIBADDSUFFIX = '${FLAVOR and "_$FLAVOR" or ""}',
188 OBJADDSUFFIX = '${LIBADDSUFFIX}',
189 PROJECTNAME = "Unnamed project",
191 PROJECTEMAIL = "nobody@nowhere.org",
192 COPYRIGHT = "nobody",
193 REVISION = "unknown",
194 BUNDLEDIR = '$SENFDIR${SENFSYSLAYOUT and "/lib/senf" or ""}',
195 SENFINCDIR = '$SENFDIR${SENFSYSLAYOUT and "/include" or ""}',
198 CPPPATH = [ '${NEED_BOOST_EXT and "$SENFINCDIR/boost_ext" or None}' ],
199 CPPDEFINES = [ '$expandLogOption' ],
200 CXXFLAGS = [ '-Wno-long-long', '-fno-strict-aliasing' ],
201 LIBS = [ 'senf$LIBADDSUFFIX', 'rt',
202 '$BOOSTREGEXLIB', '$BOOSTIOSTREAMSLIB', '$BOOSTSIGNALSLIB', '$BOOSTFSLIB' ],
203 LINKFLAGS = [ '-rdynamic' ],
207 env.MergeFlags(file(env.File('$BUNDLEDIR/senf${LIBADDSUFFIX}.conf').abspath).read())
209 # Really should never happen since detect_senf looks for this file ...
212 def DefaultOptions(env):
214 _defines = expandDefines,
215 expandLogOption = expandLogOption,
218 CXXFLAGS = [ '$CXXFLAGS_' ],
219 CXXFLAGS_ = BuildTypeOptions('CXXFLAGS'),
221 CPPDEFINES = [ '$CPPDEFINES_' ],
222 CPPDEFINES_ = BuildTypeOptions('CPPDEFINES'),
224 LINKFLAGS = [ '$LINKFLAGS_' ],
225 LINKFLAGS_ = BuildTypeOptions('LINKFLAGS'),
227 LOGLEVELS = [ '$LOGLEVELS_' ],
228 LOGLEVELS_ = BuildTypeOptions('LOGLEVELS'),
232 CXXFLAGS_normal = [],
235 CPPDEFINES_final = [],
236 CPPDEFINES_normal = [],
237 CPPDEFINES_debug = [],
239 LINKFLAGS_final = [],
240 LINKFLAGS_normal = [],
241 LINKFLAGS_debug = [],
243 LOGLEVELS_final = [],
244 LOGLEVELS_normal = [],
245 LOGLEVELS_debug = [],
248 # Interpret command line options
251 BoolVariable('final', 'Build final (optimized) build', False),
252 BoolVariable('debug', 'Link in debug symbols', False),
255 # Set nice default options
257 CXXFLAGS = [ '-Wall', '-Woverloaded-virtual' ],
258 CXXFLAGS_final = [ '-O3' ],
259 CXXFLAGS_normal = [ '-O2', '-g' ],
260 CXXFLAGS_debug = [ '-O0', '-g' ],
262 LINKFLAGS_normal = [ '-Wl,-S' ],
263 LINKFLAGS_debug = [ '-g' ],
266 env.Alias('all', '#')
269 def Glob(env, exclude=[], subdirs=[]):
270 testSources = env.Glob("*.test.cc", strings=True)
272 for x in env.Glob("*.cc", strings=True)
273 if x not in testSources and x not in exclude ]
274 for subdir in subdirs:
275 testSources += env.Glob(os.path.join(subdir,"*.test.cc"), strings=True)
277 for x in env.Glob(os.path.join(subdir,"*.cc"), strings=True)
278 if x not in testSources and x not in exclude ]
281 return (sources, testSources)
285 def CheckSTLCopyN(context):
286 context.Message("Checking for 'copy_n' implementation... ")
287 versions = [ ('<algorithm>', 'std::copy_n', 'STD'),
288 ('<ext/algorithm>', '__gnu_cxx::copy_n', 'GNUCXX') ]
289 for include, name, define in versions:
290 ret = context.TryCompile("#include %s\n"
291 "int main(int,char**) { int *a,*b; %s(a,0,b); }\n"
296 context.sconf.Define("HAVE_%s_COPYN" % define,
299 + ", ".join(("HAVE_%s_COPYN" % elt[2] for elt in versions)))
302 context.Result(False)
307 def CheckTempBufferStrategy(context):
308 context.Message("Checking for optimal temporary buffer strategy... ")
312 ret = context.TryCompile("void test(int n){int a[n];}",".cc")
313 if ret: return "locals"
316 ret = context.TryCompile("#include <alloca.h>\n"
317 "void test(int a){void *b(alloca(a));}"
319 if ret: return "alloca"
326 context.sconf.Define("SENF_BUFFER_USE_%s" % ret.upper(),
328 "Define one of SENF_BUFFER_USE_LOCALS, SENF_BUFFER_USE_ALLOCA, "
329 "SENF_BUFFER_USE_NEW")
334 SCons.Util.display("scons: *** %s" % msg)
338 def Configure(env, customChecks=None):
339 conf = env.Configure(clean=False,
341 custom_tests=senfconf.Tests(),
342 config_h="#/senf/autoconf.hh")
345 if not conf.CheckBoostVersion():
346 Fail("Boost includes not found")
347 if not conf.env['ARGUMENT_VARIABLES'].has_key('BOOST_VARIANT'): conf.CheckBoostVariants( '', 'mt' )
348 conf.env.Replace(NEED_BOOST_EXT = not conf.CheckCXXHeader("boost/bimap.hpp"))
349 conf.CheckCXXHeader("boost/spirit/include/classic.hpp")
352 conf.CheckTempBufferStrategy()
354 # Standard library stuff
355 if not conf.CheckSTLCopyN():
356 Fail("No 'copy_n' implementation found")
357 conf.CheckFunc("timerfd_create")
367 def Doxygen(env, doxyheader=None, doxyfooter=None, doxycss=None, mydoxyfile=False, senfdoc_path=[],
369 # Additional interesting keyword arguments or environment variables:
370 # PROJECTNAME, DOCLINKS, PROJECTEMAIL, COPYRIGHT, REVISION
374 libdir=os.path.join(senfutildir, 'lib')
378 senfdoc_path.extend(('senfdoc', '$SENFDIR', '$SENFDIR/manual',
379 '$SENFDIR/share/doc/senf', '$SENFDIR/share/doc/libsenf-doc/html'))
380 for path in senfdoc_path:
381 path = env.Dir(path).get_path()
382 if os.path.exists(os.path.join(path, "doc/doclib.tag")):
386 if senfdocdir is None:
387 if not env.GetOption('no_progress'):
388 print "(SENF documentation not found)"
390 for dir, dirs, files in os.walk(senfdocdir):
391 tagfiles.extend([ os.path.join(dir,f) for f in files if f.endswith('.tag') ])
392 if dir.endswith('/doc') :
393 try: dirs.remove('html')
394 except ValueError: pass
396 if d.startswith('.') : dirs.remove(d)
398 if env.GetOption('clean'):
399 env.Clean('doc', env.Dir('doc'))
401 env.Clean('doc', "Doxyfile")
404 # Create Doxyfile NOW
405 site_tools.Yaptu.yaptuAction("Doxyfile",
406 os.path.join(libdir, "Doxyfile.yap"),
409 envvalues = [ env.Value('$PROJECTNAME'),
410 env.Value('$DOCLINKS'),
411 env.Value('$PROJECTEMAIL'),
412 env.Value('$COPYRIGHT'),
413 env.Value('$REVISION') ]
415 # The other files are created using dependencies
417 doxyheader = env.CopyToDir(env.Dir("doc"), doxyheader)
419 doxyheader = env.Yaptu("doc/doxyheader.html", os.path.join(libdir, "doxyheader.yap"), **kw)
420 env.Depends(doxyheader, envvalues)
422 doxyfooter = env.CopyToDir(env.Dir("doc"), doxyfooter)
424 doxyfooter = env.Yaptu("doc/doxyfooter.html", os.path.join(libdir, "doxyfooter.yap"), **kw)
425 env.Depends(doxyfooter, envvalues)
427 doxycss = env.CopyToDir(env.Dir("doc"), doxycss)
429 doxycss = env.CopyToDir(env.Dir("doc"), os.path.join(libdir, "doxy.css"))
431 doc = env.Doxygen("Doxyfile",
432 DOXYOPTS = [ '--html', '--tagfiles', '"$TAGFILES"' ],
433 DOXYENV = { 'TOPDIR' : env.Dir('#').abspath,
435 'REVISION' : '$REVISION',
436 'tagfiles' : '$TAGFILES',
437 'output_dir' : 'doc',
440 'DOXYGEN' : '$DOXYGEN' },
443 DOXYGENCOM = "$DOCLIBDIR/doxygen.sh $DOXYOPTS $SOURCE")
445 env.Depends(doc, [ doxyheader, doxyfooter, doxycss ])