diff options
Diffstat (limited to 'bksys/generic.py')
| -rw-r--r-- | bksys/generic.py | 498 |
1 files changed, 0 insertions, 498 deletions
diff --git a/bksys/generic.py b/bksys/generic.py deleted file mode 100644 index 580cbd5..0000000 --- a/bksys/generic.py +++ /dev/null @@ -1,498 +0,0 @@ -## Thomas Nagy, 2005 - -""" -Detect and store the most common options -* kdecxxflags : debug=1 (-g) or debug=full (-g3, slower) - else use the user CXXFLAGS if any, - or -O2 by default -* prefix : the installation path -* extraincludes : a list of paths separated by ':' -ie: scons configure debug=full prefix=/usr/local extraincludes=/tmp/include:/usr/local -""" - -BOLD ="\033[1m" -RED ="\033[91m" -GREEN ="\033[92m" -YELLOW ="\033[1m" #"\033[93m" # unreadable on white backgrounds -CYAN ="\033[96m" -NORMAL ="\033[0m" - -import os, re, types, sys, string, shutil, stat - -import SCons.Defaults -import SCons.Tool -import SCons.Util -from SCons.Script.SConscript import SConsEnvironment -from SCons.Options import Options, PathOption - -class genobj: - def __init__(self, val, env): - if not val in "program shlib kioslave staticlib".split(): - print "unknown genobj given: "+val - env.Exit(1) - - self.type = val - self.orenv = env - self.env = None - self.executed = 0 - - self.target='' - self.src=None - - self.cxxflags='' - self.cflags='' - self.includes='' - - self.linkflags='' - self.libpaths='' - self.libs='' - - # vars used by shlibs - self.vnum='' - self.libprefix='' - - # a directory where to install the targets (optional) - self.instdir='' - # ignore the DESTDIR (optional) - self.nodestdir='' - - # change the working directory before reading the targets - self.chdir='' - - # these members are private - self.chdir_lock=None - self.old_os_dir='' - self.old_fs_dir='' - self.p_local_shlibs=[] - self.p_local_staticlibs=[] - self.p_global_shlibs=[] - - #if not env.has_key('USE_THE_FORCE_LUKE'): env['USE_THE_FORCE_LUKE']=[self] - #else: env['USE_THE_FORCE_LUKE'].append(self) - - def lockchdir(self): - if not self.chdir: return - self.chdir_lock=1 - SConfFS=SCons.Node.FS.default_fs - self.old_fs_dir=SConfFS.getcwd() - self.old_os_dir=os.getcwd() - #os.chdir(old_os_dir+'/'+self.chdir) - SConfFS.chdir( SConfFS.Dir('#/'+self.chdir), change_os_dir=1) - - def unlockchdir(self): - if not self.chdir: return - if self.chdir_lock: - #os.chdir(self.old_os_dir) - SCons.Node.FS.default_fs.chdir(self.old_fs_dir, change_os_dir=0) - self.chdir_lock=None - - def execute(self): - if self.orenv.has_key('DUMPCONFIG'): - print self.xml() - return - - self.lockchdir() - - self.env = self.orenv.Copy() - - if not self.src or len(self.src) == 0: - print RED+"no source file given to object - self.src"+NORMAL - self.env.Exit(1) - if not self.env.has_key('nosmart_includes'): self.env.AppendUnique(CPPPATH=['./']) - if self.type == "kioslave": self.libprefix='' - - if len(self.includes)>0: self.env.AppendUnique(CPPPATH=self.env.make_list(self.includes)) - if len(self.cxxflags)>0: self.env.AppendUnique(CXXFLAGS=self.env.make_list(self.cxxflags)) - if len(self.cflags)>0: self.env.AppendUnique(CCFLAGS=self.env.make_list(self.cflags)) - - llist=self.env.make_list(self.libs) - lext='.so .la'.split() - sext='.a'.split() - for l in llist: - sal=SCons.Util.splitext(l) - if len(sal)>1: - if sal[1] in lext: self.p_local_shlibs.append(sal[0]+'.so') - elif sal[1] in sext: self.p_local_staticlibs.append(sal[0]+'.a') - else: self.p_global_shlibs.append(l) - - if len(self.p_global_shlibs)>0: self.env.AppendUnique(LIBS=self.p_global_shlibs) - if len(self.libpaths)>0: self.env.PrependUnique(LIBPATH=self.env.make_list(self.libpaths)) - if len(self.linkflags)>0: self.env.PrependUnique(LINKFLAGS=self.env.make_list(self.linkflags)) - - # the target to return - ret=None - if self.type=='shlib' or self.type=='kioslave': - ret=self.env.bksys_shlib(self.target, self.src, self.instdir, - self.libprefix, self.vnum, nodestdir=self.nodestdir) - elif self.type=='program': - ret=self.env.Program(self.target, self.src) - if not self.env.has_key('NOAUTOINSTALL'): - self.env.bksys_install(self.instdir, ret, nodestdir=self.nodestdir) - elif self.type=='staticlib': - ret=self.env.StaticLibrary(self.target, self.src) - - # we link the program against a shared library made locally, add the dependency - if len(self.p_local_shlibs)>0: - self.env.link_local_shlib(self.p_local_shlibs) - if ret: self.env.Depends( ret, self.p_local_shlibs ) - if len(self.p_local_staticlibs)>0: - self.env.link_local_staticlib(self.p_local_staticlibs) - if ret: self.env.Depends( ret, self.p_local_staticlibs ) - - self.unlockchdir() - -## Copy function that honors symlinks -def copy_bksys(dest, source, env): - if os.path.islink(source): - #print "symlinking "+source+" "+dest - if os.path.islink(dest): - os.unlink(dest) - os.symlink(os.readlink(source), dest) - else: - shutil.copy2(source, dest) - st=os.stat(source) - os.chmod(dest, stat.S_IMODE(st[stat.ST_MODE]) | stat.S_IWRITE) - return 0 - -## Return a list of things -def make_list(env, s): - if type(s) is types.ListType: - return s - else: - return s.split() - -def exists(env): - return true - -def generate(env): - ## Bksys requires scons 0.96 - env.EnsureSConsVersion(0, 96) - - SConsEnvironment.make_list = make_list - def doConfigure(env): - return not env['HELP'] and (env['_CONFIGURE'] or not env.has_key('ISCONFIGURED')) - - SConsEnvironment.doConfigure = doConfigure - env['HELP']=0 - if '--help' in sys.argv or '-h' in sys.argv or 'help' in sys.argv: - env['HELP']=1 - - env.addHelpText(""" -b[*** Generic options *** ------------------------] -b[* debug ]: debug=1 (-g) or debug=full (-g3, slower), otherwise use - environment CXXFLAGS, or -O2 by default. -b[* prefix ]: the installation path -b[* extraincludes ]: a list of paths separated by ':' - -ie: b[scons configure debug=full prefix=/usr/local extraincludes=/tmp/include:/usr/local] -""") - - ## Global cache directory - # Put all project files in it so a rm -rf cache will clean up the config - if not env.has_key('CACHEDIR'): - env['CACHEDIR'] = os.getcwd()+'/cache/' - if not os.path.isdir(env['CACHEDIR']): - os.mkdir(env['CACHEDIR']) - - ## SCons cache directory - # This avoids recompiling the same files over and over again: - # very handy when working with cvs - if os.getuid() != 0: - env.CacheDir(os.getcwd()+'/cache/objects') - - # Avoid spreading .sconsign files everywhere - keep this line - env.SConsignFile(env['CACHEDIR']+'/scons_signatures') - - def makeHashTable(args): - table = { } - for arg in args: - if len(arg) > 1: - lst=arg.split('=') - if len(lst) < 2: - continue - key=lst[0] - value=lst[1] - if len(key) > 0 and len(value) >0: - table[key] = value - return table - - env['ARGS']=makeHashTable(sys.argv) - - ## Special trick for installing rpms ... - env['DESTDIR']='' - if 'install' in sys.argv: - dd='' - if os.environ.has_key('DESTDIR'): - dd=os.environ['DESTDIR'] - if not dd: - if env['ARGS']: dd=env['ARGS']['DESTDIR'] - if dd: - env['DESTDIR']=dd+'/' - print CYAN+'** Enabling DESTDIR for the project ** ' + NORMAL + env['DESTDIR'] - - ## install symlinks for shared libraries properly - env['INSTALL'] = copy_bksys - - ## Use the same extension .o for all object files - env['STATIC_AND_SHARED_OBJECTS_ARE_THE_SAME'] = 1 - - ## load the options - cachefile=env['CACHEDIR']+'generic.cache.py' - opts = Options(cachefile) - opts.AddOptions( - ( 'GENCCFLAGS', 'C flags' ), - ( 'GENCXXFLAGS', 'debug level for the project : full or just anything' ), - ( 'GENLINKFLAGS', 'additional link flags' ), - ( 'PREFIX', 'prefix for installation' ), - ( 'EXTRAINCLUDES', 'extra include paths for the project' ), - ( 'ISCONFIGURED', 'is the project configured' ), - ) - opts.Update(env) - - # Use this to avoid an error message 'how to make target configure ?' - env.Alias('configure', None) - - # Check if the following command line arguments have been given - # and set a flag in the environment to show whether or not it was - # given. - if 'install' in sys.argv: - env['_INSTALL']=1 - else: - env['_INSTALL']=0 - if 'configure' in sys.argv: - env['_CONFIGURE']=1 - else: - env['_CONFIGURE']=0 - - # Configure the environment if needed - if doConfigure(env): - # be paranoid, unset existing variables - for var in "GENCXXFLAGS GENCCFLAGS GENLINKFLAGS PREFIX EXTRAINCLUDES ISCONFIGURED EXTRAINCLUDES".split(): - if env.has_key(var): env.__delitem__(var) - - if env['ARGS'].get('debug', None): - debuglevel = env['ARGS'].get('debug', None) - print CYAN+'** Enabling debug for the project **' + NORMAL - if (debuglevel == "full"): - env['GENCXXFLAGS'] = ['-DDEBUG', '-g3', '-Wall'] - else: - env['GENCXXFLAGS'] = ['-DDEBUG', '-g', '-Wall'] - else: - if os.environ.has_key('CXXFLAGS'): - # user-defined flags (gentooers will be elighted) - env['GENCXXFLAGS'] = SCons.Util.CLVar( os.environ['CXXFLAGS'] ) - env.Append( GENCXXFLAGS = ['-DNDEBUG', '-DNO_DEBUG'] ) - else: - env.Append(GENCXXFLAGS = ['-O2', '-DNDEBUG', '-DNO_DEBUG']) - - if os.environ.has_key('CFLAGS'): - env['GENCCFLAGS'] = SCons.Util.CLVar( os.environ['CFLAGS'] ) - - ## FreeBSD settings (contributed by will at freebsd dot org) - if os.uname()[0] == "FreeBSD": - if os.environ.has_key('PTHREAD_LIBS'): - env.AppendUnique( GENLINKFLAGS = SCons.Util.CLVar( os.environ['PTHREAD_LIBS'] ) ) - else: - syspf = os.popen('/sbin/sysctl kern.osreldate') - osreldate = int(syspf.read().split()[1]) - syspf.close() - if osreldate < 500016: - env.AppendUnique( GENLINKFLAGS = ['-pthread']) - env.AppendUnique( GENCXXFLAGS = ['-D_THREAD_SAFE']) - elif osreldate < 502102: - env.AppendUnique( GENLINKFLAGS = ['-lc_r']) - env.AppendUnique( GENCXXFLAGS = ['-D_THREAD_SAFE']) - else: - env.AppendUnique( GENLINKFLAGS = ['-pthread']) - - # User-specified prefix - if env['ARGS'].has_key('prefix'): - env['PREFIX'] = os.path.abspath( env['ARGS'].get('prefix', '') ) - print (CYAN+'** installation prefix for the project set to : ' + - env['PREFIX'] +' **'+ NORMAL) - - # User-specified include paths - env['EXTRAINCLUDES'] = env['ARGS'].get('extraincludes', None) - if env['EXTRAINCLUDES']: - print (CYAN+'** extra include paths for the project set to: ' + - env['EXTRAINCLUDES'] +' **'+ NORMAL) - - env['ISCONFIGURED']=1 - - # And finally save the options in the cache - opts.Save(cachefile, env) - - def bksys_install(lenv, subdir, files, destfile=None, nodestdir=None): - """ Install files on "scons install" - If the DESTDIR env variable has been set, (e.g. by - "scons install DESTDIR=$CURDIR/debian) then install files to that - directory, regardless of where the configure stage showed that - files should be installed. - This feature is useful for packagers, and users of GNU stow. - - NB. The DESTDIR will be ignored if NODESTDIR is also set, although - the same effect can be acheived by not setting DESTDIR in the first - place.""" - - if not env['_INSTALL']: - return - basedir = env['DESTDIR'] - if nodestdir or env.has_key('NODESTDIR') : basedir = "/" - install_list = None - if not destfile: - install_list = env.Install(basedir+subdir+'/', files) - else: - if subdir: - install_list = env.InstallAs(basedir+subdir+'/'+destfile, files) - else: - install_list = env.InstallAs(basedir+'/'+destfile, files) - env.Alias('install', install_list) - return install_list - - def build_la_file(target, source, env): - """ Action for building libtool files. - Writes a .la file, as used by libtool.""" - dest=open(target[0].path, 'w') - sname=source[0].name - dest.write("dlname='%s'\n" % sname) - if len(env['BKSYS_VNUM'])>0: - vnum=env['BKSYS_VNUM'] - nums=vnum.split('.') - src=source[0].name - name = src.split('so.')[0] + 'so' - strn = src+" "+name+"."+str(nums[0])+" "+name - dest.write("library_names='%s'\n" % (strn) ) - else: - dest.write("library_names='%s %s %s'\n" % (sname, sname, sname) ) - dest.write("old_library=''\ndependency_libs=''\ncurrent=0\n") - dest.write("age=0\nrevision=0\ninstalled=yes\nshouldnotlink=no\n") - dest.write("dlopen=''\ndlpreopen=''\n") - dest.write("libdir='%s'" % env['BKSYS_DESTDIR']) - dest.close() - return 0 - - def string_la_file(target, source, env): - print "building '%s' from '%s'" % (target[0].name, source[0].name) - la_file = env.Action(build_la_file, string_la_file, ['BKSYS_VNUM', 'BKSYS_DESTDIR']) - env['BUILDERS']['LaFile'] = env.Builder(action=la_file,suffix='.la',src_suffix=env['SHLIBSUFFIX']) - - ## Function for building shared libraries - def bksys_shlib(lenv, target, source, libdir, libprefix='lib', vnum='', noinst=None, nodestdir=None): - """ Install a shared library. - - Installs a shared library, with or without a version number, and create a - .la file for use by libtool. - - If library version numbering is to be used, the version number - should be passed as a period-delimited version number (e.g. - vnum = '1.2.3'). This causes the library to be installed - with its full version number, and with symlinks pointing to it. - - For example, for libfoo version 1.2.3, install the file - libfoo.so.1.2.3, and create symlinks libfoo.so and - libfoo.so.1 that point to it. - """ - thisenv = lenv.Copy() # copying an existing environment is cheap - thisenv['BKSYS_DESTDIR']=libdir - thisenv['BKSYS_VNUM']=vnum - thisenv['SHLIBPREFIX']=libprefix - - if len(vnum)>0: - thisenv['SHLIBSUFFIX']='.so.'+vnum - thisenv.Depends(target, thisenv.Value(vnum)) - - # Fix against a scons bug - shared libs and ordinal out of range(128) - if type(source) is types.ListType: - src2=[] - for i in source: - src2.append( str(i) ) - source=src2 - - library_list = thisenv.SharedLibrary(target, source) - lafile_list = thisenv.LaFile(target, library_list) - - ## Install the libraries automatically - if not thisenv.has_key('NOAUTOINSTALL') and not noinst: - thisenv.bksys_install(libdir, library_list, nodestdir=nodestdir) - thisenv.bksys_install(libdir, lafile_list, nodestdir=nodestdir) - - ## Handle the versioning - if len(vnum)>0: - nums=vnum.split('.') - symlinkcom = ('cd $TARGET.dir && ' + - 'rm -f $TARGET.name && ' + - 'ln -s $SOURCE.name $TARGET.name') - tg = target+'.so.'+vnum - nm1 = target+'.so' - nm2 = target+'.so.'+nums[0] - - thisenv.Command(nm1, tg, symlinkcom) - thisenv.Command(nm2, tg, symlinkcom) - - #base=env['DESTDIR']+libdir+'/' - thisenv.bksys_install(libdir, nm1, nodestdir=nodestdir) - thisenv.bksys_install(libdir, nm2, nodestdir=nodestdir) - - # Declare scons scripts to process - def subdirs(lenv, folderlist): - flist=[] - if type(folderlist) is types.ListType: flist = folderlist - else: flist = folderlist.split() - for i in flist: - lenv.SConscript(i+"/SConscript") - - def link_local_shlib(lenv, str): - """ Links against a shared library made in the project """ - lst = lenv.make_list(str) - for file in lst: - import re - reg = re.compile("(.*)/lib(.*).(la|so)") - result = reg.match(file) - if not result: - print "Unknown la file given "+file - continue - dir = result.group(1) - link = result.group(2) - lenv.AppendUnique(LIBS = [link]) - lenv.PrependUnique(LIBPATH = [dir]) - - def link_local_staticlib(lenv, str): - """ Links against a shared library made in the project """ - lst = lenv.make_list(str) - for file in lst: - import re - reg = re.compile("(.*)/(lib.*.a)") - result = reg.match(file) - if not result: - print "Unknown archive file given "+file - continue - - f=SCons.Node.FS.default_fs.File(file) - lenv.Append(LINKFLAGS=[f.path]) - - #valid_targets = "program shlib kioslave staticlib".split() - SConsEnvironment.bksys_install = bksys_install - SConsEnvironment.bksys_shlib = bksys_shlib - SConsEnvironment.subdirs = subdirs - SConsEnvironment.link_local_shlib = link_local_shlib - SConsEnvironment.link_local_staticlib = link_local_staticlib - - SConsEnvironment.genobj=genobj - - if env.has_key('GENCXXFLAGS'): - env.PrependUnique( CXXFLAGS = env['GENCXXFLAGS'] ) - - if env.has_key('GENCCFLAGS'): - env.AppendUnique( CCFLAGS = env['GENCCFLAGS'] ) - - if env.has_key('GENLINKFLAGS'): - env.AppendUnique( LINKFLAGS = env['GENLINKFLAGS'] ) - - if env.has_key('EXTRAINCLUDES'): - if env['EXTRAINCLUDES']: - incpaths = [] - for dir in str(env['EXTRAINCLUDES']).split(':'): - incpaths.append( dir ) - env.Append(CPPPATH = incpaths) - - env.Export('env') |