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tdeio-locate
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tdeio-locate/admin/generic.py

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## Thomas Nagy, 2005
""" Run scons -h to display the associated help, or look below """
import os, re, types, sys, string, shutil, stat, glob
import SCons.Defaults
import SCons.Tool
import SCons.Util
from SCons.Script.SConscript import SConsEnvironment
from SCons.Options import Options, PathOption
def getreldir(lenv):
cwd=os.getcwd()
root=SCons.Node.FS.default_fs.Dir('#').abspath
return cwd.replace(root,'').lstrip('/')
def dist(env, appname, version=None):
### To make a tarball of your masterpiece, use 'scons dist'
import os
if 'dist' in sys.argv:
if not version: VERSION=os.popen("cat VERSION").read().rstrip()
else: VERSION=version
FOLDER = appname+'-'+VERSION
TMPFOLD = ".tmp"+FOLDER
ARCHIVE = FOLDER+'.tar.bz2'
## check if the temporary directory already exists
os.popen('rm -rf %s %s %s' % (FOLDER, TMPFOLD, ARCHIVE) )
## create a temporary directory
startdir = os.getcwd()
os.popen("mkdir -p "+TMPFOLD)
os.popen("cp -R * "+TMPFOLD)
os.popen("mv "+TMPFOLD+" "+FOLDER)
## remove scons-local if it is unpacked
os.popen("rm -rf "+FOLDER+"/scons "+FOLDER+"/sconsign "+FOLDER+"/scons-local-0.96.1")
## remove our object files first
os.popen("find "+FOLDER+" -name \"cache\" | xargs rm -rf")
os.popen("find "+FOLDER+" -name \"build\" | xargs rm -rf")
os.popen("find "+FOLDER+" -name \"*.pyc\" | xargs rm -f")
## CVS cleanup
os.popen("find "+FOLDER+" -name \"CVS\" | xargs rm -rf")
os.popen("find "+FOLDER+" -name \".cvsignore\" | xargs rm -rf")
## Subversion cleanup
os.popen("find %s -name .svn -type d | xargs rm -rf" % FOLDER)
## GNU Arch cleanup
os.popen("find "+FOLDER+" -name \"{arch}\" | xargs rm -rf")
os.popen("find "+FOLDER+" -name \".arch-i*\" | xargs rm -rf")
## Create the tarball (coloured output)
print "\033[92m"+"Writing archive "+ARCHIVE+"\033[0m"
os.popen("tar cjf "+ARCHIVE+" "+FOLDER)
## Remove the temporary directory
os.popen('rm -rf '+FOLDER)
env.Exit(0)
if 'distclean' in sys.argv:
## Remove the cache directory
import os, shutil
if os.path.isdir(env['CACHEDIR']): shutil.rmtree(env['CACHEDIR'])
os.popen("find . -name \"*.pyc\" | xargs rm -rf")
env.Exit(0)
colors= {
'BOLD' :"\033[1m",
'RED' :"\033[91m",
'GREEN' :"\033[92m",
'YELLOW':"\033[1m", #"\033[93m" # unreadable on white backgrounds
'CYAN' :"\033[96m",
'NORMAL':"\033[0m",
}
def pprint(env, col, str, label=''):
if env.has_key('NOCOLORS'):
print "%s %s" % (str, label)
return
try: mycol=colors[col]
except: mycol=''
print "%s%s%s %s" % (mycol, str, colors['NORMAL'], label)
class genobj:
def __init__(self, val, env):
if not val in "program shlib tdeioslave 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=''
# change the working directory before reading the targets
self.chdir=''
# unix permissions
self.perms=''
# these members are private
self.chdir_lock=None
self.dirprefix='./'
self.old_os_dir=''
self.old_fs_dir=''
self.p_local_shlibs=[]
self.p_local_staticlibs=[]
self.p_global_shlibs=[]
self.p_localsource=None
self.p_localtarget=None
# work directory
self.workdir_lock=None
self.orig_fs_dir=SCons.Node.FS.default_fs.getcwd()
self.not_orig_fs_dir=''
self.not_orig_os_dir=''
if not env.has_key('USE_THE_FORCE_LUKE'): env['USE_THE_FORCE_LUKE']=[self]
else: env['USE_THE_FORCE_LUKE'].append(self)
def joinpath(self, val):
dir=self.dirprefix
thing=self.orenv.make_list(val)
files=[]
bdir="./"
if self.orenv.has_key('_BUILDDIR_'): bdir=self.orenv['_BUILDDIR_']
for v in thing:
files.append( self.orenv.join(bdir, dir, v) )
#for f in files: print f
#print "\n"
return files
# a list of paths, with absolute and relative ones
def fixpath(self, val):
dir=self.dirprefix
thing=self.orenv.make_list(val)
ret=[]
bdir="./"
if self.orenv.has_key('_BUILDDIR_'): bdir=self.orenv['_BUILDDIR_']
for v in thing:
if v[:2] == "./" or v[:3] == "../":
ret.append( self.orenv.join(bdir, dir, v) )
elif v[:1] == "#" or v[:1] == "/":
ret.append( v )
else:
ret.append( self.orenv.join(bdir, dir, v) )
return ret
def lockworkdir(self):
if self.workdir_lock: return
self.workdir_lock=1
self.not_orig_fs_dir=SCons.Node.FS.default_fs.getcwd()
self.not_orig_os_dir=os.getcwd()
SCons.Node.FS.default_fs.chdir( self.orig_fs_dir, change_os_dir=1)
def unlockworkdir(self):
if not self.workdir_lock: return
SCons.Node.FS.default_fs.chdir( self.not_orig_fs_dir, change_os_dir=0)
os.chdir(self.not_orig_os_dir)
self.workdir_lock=None
def lockchdir(self):
if not self.chdir: return
if self.chdir_lock: return
self.chdir_lock=1
SConfFS=SCons.Node.FS.default_fs
self.old_fs_dir=SConfFS.getcwd()
self.old_os_dir=os.getcwd()
SConfFS.chdir( SConfFS.Dir('#/'+self.chdir), change_os_dir=1)
def unlockchdir(self):
if not self.chdir: return
if not self.chdir_lock: return
SCons.Node.FS.default_fs.chdir(self.old_fs_dir, change_os_dir=0)
os.chdir(self.old_os_dir)
self.chdir_lock=None
def execute(self):
if self.executed: return
self.lockchdir()
if self.orenv.has_key('DUMPCONFIG'):
print self.xml()
self.unlockchdir()
self.executed=1
return
self.env = self.orenv.Copy()
if not self.p_localtarget: self.p_localtarget = self.joinpath(self.target)
if not self.p_localsource: self.p_localsource = self.joinpath(self.src)
if (not self.src or len(self.src) == 0) and not self.p_localsource:
self.env.pprint('RED',"no source file given to object - self.src")
self.env.Exit(1)
if not self.target:
self.env.pprint('RED',"no target given to object - self.target")
self.env.Exit(1)
if not self.env.has_key('nosmart_includes'): self.env.AppendUnique(CPPPATH=['./'])
if self.type == "tdeioslave": self.libprefix=''
if len(self.includes)>0: self.env.AppendUnique(CPPPATH=self.fixpath(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']
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(self.fixpath(sal[0]+'.so')[0])
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.fixpath(self.libpaths))
if len(self.linkflags)>0: self.env.PrependUnique(LINKFLAGS=self.env.make_list(self.linkflags))
if len(self.p_local_shlibs)>0:
self.env.link_local_shlib(self.p_local_shlibs)
if len(self.p_local_staticlibs)>0:
self.env.link_local_staticlib(self.p_local_staticlibs)
# the target to return - no more self.env modification is allowed after this part
ret=None
if self.type=='shlib' or self.type=='tdeioslave':
ret=self.env.bksys_shlib(self.p_localtarget, self.p_localsource, self.instdir,
self.libprefix, self.vnum)
elif self.type=='program':
ret=self.env.Program(self.p_localtarget, self.p_localsource)
if not self.env.has_key('NOAUTOINSTALL'):
ins=self.env.bksys_install(self.instdir, ret)
if self.perms: self.env.AddPostAction(ins, self.env.Chmod(ins, self.perms))
elif self.type=='staticlib':
ret=self.env.StaticLibrary(self.p_localtarget, self.p_localsource)
# we link the program against a shared library made locally, add the dependency
if len(self.p_local_shlibs)>0:
if ret: self.env.Depends( ret, self.p_local_shlibs )
if len(self.p_local_staticlibs)>0:
if ret: self.env.Depends( ret, self.p_local_staticlibs )
self.unlockchdir()
self.executed=1
## 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:
try: return s.split()
except AttributeError: return s
def join(lenv, s1, s2, s3=None, s4=None):
if s4 and s3: return lenv.join(s1, s2, lenv.join(s3, s4))
if s3 and s2: return lenv.join(s1, lenv.join(s2, s3))
elif not s2: return s1
# having s1, s2
#print "path1 is "+s1+" path2 is "+s2+" "+os.path.join(s1,string.lstrip(s2,'/'))
if not s1: s1="/"
return os.path.join(s1,string.lstrip(s2,'/'))
def exists(env):
return true
def generate(env):
## Bksys requires scons 0.96
env.EnsureSConsVersion(0, 96)
SConsEnvironment.pprint = pprint
SConsEnvironment.make_list = make_list
SConsEnvironment.join = join
SConsEnvironment.dist = dist
SConsEnvironment.getreldir = getreldir
env['HELP']=0
if '--help' in sys.argv or '-h' in sys.argv or 'help' in sys.argv: env['HELP']=1
if env['HELP']:
p=env.pprint
p('BOLD','*** Instructions ***')
p('BOLD','--------------------')
p('BOLD','* scons ','to compile')
p('BOLD','* scons -j4 ','to compile with several instances')
p('BOLD','* scons install ','to compile and install')
p('BOLD','* scons -c install','to uninstall')
p('BOLD','\n*** Generic options ***')
p('BOLD','--------------------')
p('BOLD','* debug ','debug=1 (-g) or debug=full (-g3, slower) else use environment CXXFLAGS, or -O2 by default')
p('BOLD','* prefix ','the installation path')
p('BOLD','* extraincludes','a list of paths separated by ":"')
p('BOLD','* scons configure debug=full prefix=/usr/local extraincludes=/tmp/include:/usr/local')
p('BOLD','* scons install prefix=/opt/local DESTDIR=/tmp/blah\n')
return
## 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'] = env.join(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)
SConsEnvironment.Chmod = SCons.Action.ActionFactory(os.chmod, lambda dest, mode: 'Chmod("%s", 0%o)' % (dest, mode))
## 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'] and env['ARGS'].has_key('DESTDIR'): dd=env['ARGS']['DESTDIR']
if dd:
env['DESTDIR']=dd
env.pprint('CYAN','** Enabling DESTDIR for the project ** ',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
## no colors
if os.environ.has_key('NOCOLORS'): env['NOCOLORS']=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 not env['HELP'] and (env['_CONFIGURE'] or not env.has_key('ISCONFIGURED')):
# be paranoid, unset existing variables
for var in ['GENCXXFLAGS', 'GENCCFLAGS', 'GENLINKFLAGS', 'PREFIX', 'EXTRAINCLUDES', 'ISCONFIGURED', 'EXTRAINCLUDES']:
if env.has_key(var): env.__delitem__(var)
if env['ARGS'].get('debug', None):
debuglevel = env['ARGS'].get('debug', None)
env.pprint('CYAN','** Enabling debug for the project **')
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', '') )
env.pprint('CYAN','** installation prefix for the project set to:',env['PREFIX'])
# User-specified include paths
env['EXTRAINCLUDES'] = env['ARGS'].get('extraincludes', None)
if env['EXTRAINCLUDES']:
env.pprint('CYAN','** extra include paths for the project set to:',env['EXTRAINCLUDES'])
env['ISCONFIGURED']=1
# And finally save the options in the cache
opts.Save(cachefile, env)
def bksys_install(lenv, subdir, files, destfile=None, perms=None):
""" Install files on 'scons install' """
if not env['_INSTALL']: return
basedir = env['DESTDIR']
install_list=None
if not destfile: install_list = env.Install(lenv.join(basedir,subdir), lenv.make_list(files))
elif subdir: install_list = env.InstallAs(lenv.join(basedir,subdir,destfile), lenv.make_list(files))
else: install_list = env.InstallAs(lenv.join(basedir,destfile), lenv.make_list(files))
if perms and install_list: lenv.AddPostAction(install_list, lenv.Chmod(install_list, perms))
env.Alias('install', install_list)
return install_list
def build_la_file(target, source, env):
""" Writes a .la file, used by libtool """
dest=open(target[0].path, 'w')
sname=source[0].name
dest.write("# Generated by ltmain.sh - GNU libtool 1.5.18 - (pwn3d by bksys)\n#\n#\n")
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("dlname='%s'\n" % (name+'.'+str(nums[0])) )
dest.write("library_names='%s'\n" % (strn) )
else:
dest.write("dlname='%s'\n" % sname)
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, ntarget, source, libdir, libprefix='lib', vnum='', noinst=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.
"""
# parameter can be a list
if type(ntarget) is types.ListType: target=ntarget[0]
else: target=ntarget
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))
num=vnum.split('.')[0]
lst=target.split('/')
tname=lst[len(lst)-1]
libname=tname.split('.')[0]
thisenv.AppendUnique(LINKFLAGS = ["-Wl,--soname=%s.so.%s" % (libname, num)] )
# 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)
thisenv.bksys_install(libdir, lafile_list)
## Handle the versioning
if len(vnum)>0:
nums=vnum.split('.')
symlinkcom = ('cd $TARGET.dir && rm -f $TARGET.name && ln -s $SOURCE.name $TARGET.name')
tg = target+'.so.'+vnum
nm1 = target+'.so'
nm2 = target+'.so.'+nums[0]
thisenv.Command(nm1, tg, symlinkcom)
thisenv.Command(nm2, tg, symlinkcom)
thisenv.bksys_install(libdir, nm1)
thisenv.bksys_install(libdir, nm2)
return library_list
# Declare scons scripts to process
def subdirs(lenv, folderlist):
flist=lenv.make_list(folderlist)
for i in flist:
lenv.SConscript(lenv.join(i, 'SConscript'))
# take all objects - warn those who are not already executed
if lenv.has_key('USE_THE_FORCE_LUKE'):
for ke in lenv['USE_THE_FORCE_LUKE']:
if ke.executed: continue
#lenv.pprint('GREEN',"you forgot to execute object "+ke.target)
ke.lockworkdir()
ke.execute()
ke.unlockworkdir()
def link_local_shlib(lenv, str):
""" Links against a shared library made in the project """
lst = lenv.make_list(str)
for file in lst:
import re
reg=re.compile("(.*)/lib(.*).(la|so)$")
result=reg.match(file)
if not result:
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)
else:
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])
def set_build_dir(lenv, dirs, buildto):
lenv.SetOption('duplicate', 'soft-copy')
lenv['_BUILDDIR_']=buildto
ldirs=lenv.make_list(dirs)
for dir in ldirs:
lenv.BuildDir(buildto+os.path.sep+dir, dir)
#valid_targets = "program shlib tdeioslave 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
SConsEnvironment.set_build_dir=set_build_dir
if env.has_key('GENCXXFLAGS'): env.AppendUnique( CPPFLAGS = 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')
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