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Diffstat (limited to 'bitbake/lib/bb')
36 files changed, 0 insertions, 11653 deletions
diff --git a/bitbake/lib/bb/__init__.py b/bitbake/lib/bb/__init__.py deleted file mode 100644 index c3e7a16658..0000000000 --- a/bitbake/lib/bb/__init__.py +++ /dev/null @@ -1,1236 +0,0 @@ -#!/usr/bin/python -# ex:ts=4:sw=4:sts=4:et -# -*- tab-width: 4; c-basic-offset: 4; indent-tabs-mode: nil -*- -""" -BitBake Build System Python Library - -Copyright (C) 2003 Holger Schurig -Copyright (C) 2003, 2004 Chris Larson - -Based on Gentoo's portage.py. - -This program is free software; you can redistribute it and/or modify it under -the terms of the GNU General Public License as published by the Free Software -Foundation; either version 2 of the License, or (at your option) any later -version. - -This program is distributed in the hope that it will be useful, but WITHOUT -ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or FITNESS -FOR A PARTICULAR PURPOSE. See the GNU General Public License for more details. - -You should have received a copy of the GNU General Public License along with -this program; if not, write to the Free Software Foundation, Inc., 59 Temple -Place, Suite 330, Boston, MA 02111-1307 USA. -""" - -__version__ = "1.4.3" - -__all__ = [ - - "debug", - "note", - "error", - "fatal", - - "mkdirhier", - "movefile", - - "tokenize", - "evaluate", - "flatten", - "relparse", - "ververify", - "isjustname", - "isspecific", - "pkgsplit", - "catpkgsplit", - "vercmp", - "pkgcmp", - "dep_parenreduce", - "dep_opconvert", - "digraph", - -# fetch - "decodeurl", - "encodeurl", - -# modules - "parse", - "data", - "event", - "build", - "fetch", - "manifest", - "methodpool", - "cache", - ] - -whitespace = '\t\n\x0b\x0c\r ' -lowercase = 'abcdefghijklmnopqrstuvwxyz' - -import sys, os, types, re, string - -#projectdir = os.path.dirname(os.path.dirname(os.path.abspath(sys.argv[0]))) -projectdir = os.getcwd() - -debug_level = 0 - -if "BBDEBUG" in os.environ: - level = int(os.environ["BBDEBUG"]) - if level: - debug_level = level - else: - debug_level = 0 - -class VarExpandError(Exception): - pass - -class MalformedUrl(Exception): - """Exception raised when encountering an invalid url""" - - -####################################################################### -####################################################################### -# -# SECTION: Debug -# -# PURPOSE: little functions to make yourself known -# -####################################################################### -####################################################################### - -debug_prepend = '' - - -def debug(lvl, *args): - if debug_level >= lvl: - print debug_prepend + 'DEBUG:', ''.join(args) - -def note(*args): - print debug_prepend + 'NOTE:', ''.join(args) - -def error(*args): - print debug_prepend + 'ERROR:', ''.join(args) - -def fatal(*args): - print debug_prepend + 'ERROR:', ''.join(args) - sys.exit(1) - - -####################################################################### -####################################################################### -# -# SECTION: File -# -# PURPOSE: Basic file and directory tree related functions -# -####################################################################### -####################################################################### - -def mkdirhier(dir): - """Create a directory like 'mkdir -p', but does not complain if - directory already exists like os.makedirs - """ - - debug(3, "mkdirhier(%s)" % dir) - try: - os.makedirs(dir) - debug(2, "created " + dir) - except OSError, e: - if e.errno != 17: raise e - - -####################################################################### - -import stat - -def movefile(src,dest,newmtime=None,sstat=None): - """Moves a file from src to dest, preserving all permissions and - attributes; mtime will be preserved even when moving across - filesystems. Returns true on success and false on failure. Move is - atomic. - """ - - #print "movefile("+src+","+dest+","+str(newmtime)+","+str(sstat)+")" - try: - if not sstat: - sstat=os.lstat(src) - except Exception, e: - print "!!! Stating source file failed... movefile()" - print "!!!",e - return None - - destexists=1 - try: - dstat=os.lstat(dest) - except: - dstat=os.lstat(os.path.dirname(dest)) - destexists=0 - - if destexists: - if stat.S_ISLNK(dstat[stat.ST_MODE]): - try: - os.unlink(dest) - destexists=0 - except Exception, e: - pass - - if stat.S_ISLNK(sstat[stat.ST_MODE]): - try: - target=os.readlink(src) - if destexists and not stat.S_ISDIR(dstat[stat.ST_MODE]): - os.unlink(dest) - os.symlink(target,dest) -# os.lchown(dest,sstat[stat.ST_UID],sstat[stat.ST_GID]) - os.unlink(src) - return os.lstat(dest) - except Exception, e: - print "!!! failed to properly create symlink:" - print "!!!",dest,"->",target - print "!!!",e - return None - - renamefailed=1 - if sstat[stat.ST_DEV]==dstat[stat.ST_DEV]: - try: - ret=os.rename(src,dest) - renamefailed=0 - except Exception, e: - import errno - if e[0]!=errno.EXDEV: - # Some random error. - print "!!! Failed to move",src,"to",dest - print "!!!",e - return None - # Invalid cross-device-link 'bind' mounted or actually Cross-Device - - if renamefailed: - didcopy=0 - if stat.S_ISREG(sstat[stat.ST_MODE]): - try: # For safety copy then move it over. - shutil.copyfile(src,dest+"#new") - os.rename(dest+"#new",dest) - didcopy=1 - except Exception, e: - print '!!! copy',src,'->',dest,'failed.' - print "!!!",e - return None - else: - #we don't yet handle special, so we need to fall back to /bin/mv - a=getstatusoutput("/bin/mv -f "+"'"+src+"' '"+dest+"'") - if a[0]!=0: - print "!!! Failed to move special file:" - print "!!! '"+src+"' to '"+dest+"'" - print "!!!",a - return None # failure - try: - if didcopy: - missingos.lchown(dest,sstat[stat.ST_UID],sstat[stat.ST_GID]) - os.chmod(dest, stat.S_IMODE(sstat[stat.ST_MODE])) # Sticky is reset on chown - os.unlink(src) - except Exception, e: - print "!!! Failed to chown/chmod/unlink in movefile()" - print "!!!",dest - print "!!!",e - return None - - if newmtime: - os.utime(dest,(newmtime,newmtime)) - else: - os.utime(dest, (sstat[stat.ST_ATIME], sstat[stat.ST_MTIME])) - newmtime=sstat[stat.ST_MTIME] - return newmtime - - - -####################################################################### -####################################################################### -# -# SECTION: Download -# -# PURPOSE: Download via HTTP, FTP, CVS, BITKEEPER, handling of MD5-signatures -# and mirrors -# -####################################################################### -####################################################################### - -def decodeurl(url): - """Decodes an URL into the tokens (scheme, network location, path, - user, password, parameters). - - >>> decodeurl("http://www.google.com/index.html") - ('http', 'www.google.com', '/index.html', '', '', {}) - - CVS url with username, host and cvsroot. The cvs module to check out is in the - parameters: - - >>> decodeurl("cvs://anoncvs@cvs.handhelds.org/cvs;module=familiar/dist/ipkg") - ('cvs', 'cvs.handhelds.org', '/cvs', 'anoncvs', '', {'module': 'familiar/dist/ipkg'}) - - Dito, but this time the username has a password part. And we also request a special tag - to check out. - - >>> decodeurl("cvs://anoncvs:anonymous@cvs.handhelds.org/cvs;module=familiar/dist/ipkg;tag=V0-99-81") - ('cvs', 'cvs.handhelds.org', '/cvs', 'anoncvs', 'anonymous', {'tag': 'V0-99-81', 'module': 'familiar/dist/ipkg'}) - """ - - m = re.compile('(?P<type>[^:]*)://((?P<user>.+)@)?(?P<location>[^;]+)(;(?P<parm>.*))?').match(url) - if not m: - raise MalformedUrl(url) - - type = m.group('type') - location = m.group('location') - if not location: - raise MalformedUrl(url) - user = m.group('user') - parm = m.group('parm') - m = re.compile('(?P<host>[^/;]+)(?P<path>/[^;]+)').match(location) - if m: - host = m.group('host') - path = m.group('path') - else: - host = "" - path = location - if user: - m = re.compile('(?P<user>[^:]+)(:?(?P<pswd>.*))').match(user) - if m: - user = m.group('user') - pswd = m.group('pswd') - else: - user = '' - pswd = '' - - p = {} - if parm: - for s in parm.split(';'): - s1,s2 = s.split('=') - p[s1] = s2 - - return (type, host, path, user, pswd, p) - -####################################################################### - -def encodeurl(decoded): - """Encodes a URL from tokens (scheme, network location, path, - user, password, parameters). - - >>> encodeurl(['http', 'www.google.com', '/index.html', '', '', {}]) - 'http://www.google.com/index.html' - - CVS with username, host and cvsroot. The cvs module to check out is in the - parameters: - - >>> encodeurl(['cvs', 'cvs.handhelds.org', '/cvs', 'anoncvs', '', {'module': 'familiar/dist/ipkg'}]) - 'cvs://anoncvs@cvs.handhelds.org/cvs;module=familiar/dist/ipkg' - - Dito, but this time the username has a password part. And we also request a special tag - to check out. - - >>> encodeurl(['cvs', 'cvs.handhelds.org', '/cvs', 'anoncvs', 'anonymous', {'tag': 'V0-99-81', 'module': 'familiar/dist/ipkg'}]) - 'cvs://anoncvs:anonymous@cvs.handhelds.org/cvs;tag=V0-99-81;module=familiar/dist/ipkg' - """ - - (type, host, path, user, pswd, p) = decoded - - if not type or not path: - fatal("invalid or missing parameters for url encoding") - url = '%s://' % type - if user: - url += "%s" % user - if pswd: - url += ":%s" % pswd - url += "@" - if host: - url += "%s" % host - url += "%s" % path - if p: - for parm in p.keys(): - url += ";%s=%s" % (parm, p[parm]) - - return url - -####################################################################### - -def which(path, item, direction = 0): - """Useful function for locating a file in a PATH""" - found = "" - for p in (path or "").split(':'): - if os.path.exists(os.path.join(p, item)): - found = os.path.join(p, item) - if direction == 0: - break - return found - -####################################################################### - - - - -####################################################################### -####################################################################### -# -# SECTION: Dependency -# -# PURPOSE: Compare build & run dependencies -# -####################################################################### -####################################################################### - -def tokenize(mystring): - """Breaks a string like 'foo? (bar) oni? (blah (blah))' into (possibly embedded) lists: - - >>> tokenize("x") - ['x'] - >>> tokenize("x y") - ['x', 'y'] - >>> tokenize("(x y)") - [['x', 'y']] - >>> tokenize("(x y) b c") - [['x', 'y'], 'b', 'c'] - >>> tokenize("foo? (bar) oni? (blah (blah))") - ['foo?', ['bar'], 'oni?', ['blah', ['blah']]] - >>> tokenize("sys-apps/linux-headers nls? (sys-devel/gettext)") - ['sys-apps/linux-headers', 'nls?', ['sys-devel/gettext']] - """ - - newtokens = [] - curlist = newtokens - prevlists = [] - level = 0 - accum = "" - for x in mystring: - if x=="(": - if accum: - curlist.append(accum) - accum="" - prevlists.append(curlist) - curlist=[] - level=level+1 - elif x==")": - if accum: - curlist.append(accum) - accum="" - if level==0: - print "!!! tokenizer: Unmatched left parenthesis in:\n'"+mystring+"'" - return None - newlist=curlist - curlist=prevlists.pop() - curlist.append(newlist) - level=level-1 - elif x in whitespace: - if accum: - curlist.append(accum) - accum="" - else: - accum=accum+x - if accum: - curlist.append(accum) - if (level!=0): - print "!!! tokenizer: Exiting with unterminated parenthesis in:\n'"+mystring+"'" - return None - return newtokens - - -####################################################################### - -def evaluate(tokens,mydefines,allon=0): - """Removes tokens based on whether conditional definitions exist or not. - Recognizes ! - - >>> evaluate(['sys-apps/linux-headers', 'nls?', ['sys-devel/gettext']], {}) - ['sys-apps/linux-headers'] - - Negate the flag: - - >>> evaluate(['sys-apps/linux-headers', '!nls?', ['sys-devel/gettext']], {}) - ['sys-apps/linux-headers', ['sys-devel/gettext']] - - Define 'nls': - - >>> evaluate(['sys-apps/linux-headers', 'nls?', ['sys-devel/gettext']], {"nls":1}) - ['sys-apps/linux-headers', ['sys-devel/gettext']] - - Turn allon on: - - >>> evaluate(['sys-apps/linux-headers', 'nls?', ['sys-devel/gettext']], {}, True) - ['sys-apps/linux-headers', ['sys-devel/gettext']] - """ - - if tokens == None: - return None - mytokens = tokens + [] # this copies the list - pos = 0 - while pos < len(mytokens): - if type(mytokens[pos]) == types.ListType: - evaluate(mytokens[pos], mydefines) - if not len(mytokens[pos]): - del mytokens[pos] - continue - elif mytokens[pos][-1] == "?": - cur = mytokens[pos][:-1] - del mytokens[pos] - if allon: - if cur[0] == "!": - del mytokens[pos] - else: - if cur[0] == "!": - if (cur[1:] in mydefines) and (pos < len(mytokens)): - del mytokens[pos] - continue - elif (cur not in mydefines) and (pos < len(mytokens)): - del mytokens[pos] - continue - pos = pos + 1 - return mytokens - - -####################################################################### - -def flatten(mytokens): - """Converts nested arrays into a flat arrays: - - >>> flatten([1,[2,3]]) - [1, 2, 3] - >>> flatten(['sys-apps/linux-headers', ['sys-devel/gettext']]) - ['sys-apps/linux-headers', 'sys-devel/gettext'] - """ - - newlist=[] - for x in mytokens: - if type(x)==types.ListType: - newlist.extend(flatten(x)) - else: - newlist.append(x) - return newlist - - -####################################################################### - -_package_weights_ = {"pre":-2,"p":0,"alpha":-4,"beta":-3,"rc":-1} # dicts are unordered -_package_ends_ = ["pre", "p", "alpha", "beta", "rc", "cvs", "bk", "HEAD" ] # so we need ordered list - -def relparse(myver): - """Parses the last elements of a version number into a triplet, that can - later be compared: - - >>> relparse('1.2_pre3') - [1.2, -2, 3.0] - >>> relparse('1.2b') - [1.2, 98, 0] - >>> relparse('1.2') - [1.2, 0, 0] - """ - - number = 0 - p1 = 0 - p2 = 0 - mynewver = myver.split('_') - if len(mynewver)==2: - # an _package_weights_ - number = float(mynewver[0]) - match = 0 - for x in _package_ends_: - elen = len(x) - if mynewver[1][:elen] == x: - match = 1 - p1 = _package_weights_[x] - try: - p2 = float(mynewver[1][elen:]) - except: - p2 = 0 - break - if not match: - # normal number or number with letter at end - divider = len(myver)-1 - if myver[divider:] not in "1234567890": - # letter at end - p1 = ord(myver[divider:]) - number = float(myver[0:divider]) - else: - number = float(myver) - else: - # normal number or number with letter at end - divider = len(myver)-1 - if myver[divider:] not in "1234567890": - #letter at end - p1 = ord(myver[divider:]) - number = float(myver[0:divider]) - else: - number = float(myver) - return [number,p1,p2] - - -####################################################################### - -__ververify_cache__ = {} - -def ververify(myorigval,silent=1): - """Returns 1 if given a valid version string, els 0. Valid versions are in the format - - <v1>.<v2>...<vx>[a-z,_{_package_weights_}[vy]] - - >>> ververify('2.4.20') - 1 - >>> ververify('2.4..20') # two dots - 0 - >>> ververify('2.x.20') # 'x' is not numeric - 0 - >>> ververify('2.4.20a') - 1 - >>> ververify('2.4.20cvs') # only one trailing letter - 0 - >>> ververify('1a') - 1 - >>> ververify('test_a') # no version at all - 0 - >>> ververify('2.4.20_beta1') - 1 - >>> ververify('2.4.20_beta') - 1 - >>> ververify('2.4.20_wrongext') # _wrongext is no valid trailer - 0 - """ - - # Lookup the cache first - try: - return __ververify_cache__[myorigval] - except KeyError: - pass - - if len(myorigval) == 0: - if not silent: - error("package version is empty") - __ververify_cache__[myorigval] = 0 - return 0 - myval = myorigval.split('.') - if len(myval)==0: - if not silent: - error("package name has empty version string") - __ververify_cache__[myorigval] = 0 - return 0 - # all but the last version must be a numeric - for x in myval[:-1]: - if not len(x): - if not silent: - error("package version has two points in a row") - __ververify_cache__[myorigval] = 0 - return 0 - try: - foo = int(x) - except: - if not silent: - error("package version contains non-numeric '"+x+"'") - __ververify_cache__[myorigval] = 0 - return 0 - if not len(myval[-1]): - if not silent: - error("package version has trailing dot") - __ververify_cache__[myorigval] = 0 - return 0 - try: - foo = int(myval[-1]) - __ververify_cache__[myorigval] = 1 - return 1 - except: - pass - - # ok, our last component is not a plain number or blank, let's continue - if myval[-1][-1] in lowercase: - try: - foo = int(myval[-1][:-1]) - return 1 - __ververify_cache__[myorigval] = 1 - # 1a, 2.0b, etc. - except: - pass - # ok, maybe we have a 1_alpha or 1_beta2; let's see - ep=string.split(myval[-1],"_") - if len(ep)!= 2: - if not silent: - error("package version has more than one letter at then end") - __ververify_cache__[myorigval] = 0 - return 0 - try: - foo = string.atoi(ep[0]) - except: - # this needs to be numeric, i.e. the "1" in "1_alpha" - if not silent: - error("package version must have numeric part before the '_'") - __ververify_cache__[myorigval] = 0 - return 0 - - for mye in _package_ends_: - if ep[1][0:len(mye)] == mye: - if len(mye) == len(ep[1]): - # no trailing numeric is ok - __ververify_cache__[myorigval] = 1 - return 1 - else: - try: - foo = string.atoi(ep[1][len(mye):]) - __ververify_cache__[myorigval] = 1 - return 1 - except: - # if no _package_weights_ work, *then* we return 0 - pass - if not silent: - error("package version extension after '_' is invalid") - __ververify_cache__[myorigval] = 0 - return 0 - - -def isjustname(mypkg): - myparts = string.split(mypkg,'-') - for x in myparts: - if ververify(x): - return 0 - return 1 - - -_isspecific_cache_={} - -def isspecific(mypkg): - "now supports packages with no category" - try: - return __isspecific_cache__[mypkg] - except: - pass - - mysplit = string.split(mypkg,"/") - if not isjustname(mysplit[-1]): - __isspecific_cache__[mypkg] = 1 - return 1 - __isspecific_cache__[mypkg] = 0 - return 0 - - -####################################################################### - -__pkgsplit_cache__={} - -def pkgsplit(mypkg, silent=1): - - """This function can be used as a package verification function. If - it is a valid name, pkgsplit will return a list containing: - [pkgname, pkgversion(norev), pkgrev ]. - - >>> pkgsplit('') - >>> pkgsplit('x') - >>> pkgsplit('x-') - >>> pkgsplit('-1') - >>> pkgsplit('glibc-1.2-8.9-r7') - >>> pkgsplit('glibc-2.2.5-r7') - ['glibc', '2.2.5', 'r7'] - >>> pkgsplit('foo-1.2-1') - >>> pkgsplit('Mesa-3.0') - ['Mesa', '3.0', 'r0'] - """ - - try: - return __pkgsplit_cache__[mypkg] - except KeyError: - pass - - myparts = string.split(mypkg,'-') - if len(myparts) < 2: - if not silent: - error("package name without name or version part") - __pkgsplit_cache__[mypkg] = None - return None - for x in myparts: - if len(x) == 0: - if not silent: - error("package name with empty name or version part") - __pkgsplit_cache__[mypkg] = None - return None - # verify rev - revok = 0 - myrev = myparts[-1] - ververify(myrev, silent) - if len(myrev) and myrev[0] == "r": - try: - string.atoi(myrev[1:]) - revok = 1 - except: - pass - if revok: - if ververify(myparts[-2]): - if len(myparts) == 2: - __pkgsplit_cache__[mypkg] = None - return None - else: - for x in myparts[:-2]: - if ververify(x): - __pkgsplit_cache__[mypkg]=None - return None - # names can't have versiony looking parts - myval=[string.join(myparts[:-2],"-"),myparts[-2],myparts[-1]] - __pkgsplit_cache__[mypkg]=myval - return myval - else: - __pkgsplit_cache__[mypkg] = None - return None - - elif ververify(myparts[-1],silent): - if len(myparts)==1: - if not silent: - print "!!! Name error in",mypkg+": missing name part." - __pkgsplit_cache__[mypkg]=None - return None - else: - for x in myparts[:-1]: - if ververify(x): - if not silent: error("package name has multiple version parts") - __pkgsplit_cache__[mypkg] = None - return None - myval = [string.join(myparts[:-1],"-"), myparts[-1],"r0"] - __pkgsplit_cache__[mypkg] = myval - return myval - else: - __pkgsplit_cache__[mypkg] = None - return None - - -####################################################################### - -__catpkgsplit_cache__ = {} - -def catpkgsplit(mydata,silent=1): - """returns [cat, pkgname, version, rev ] - - >>> catpkgsplit('sys-libs/glibc-1.2-r7') - ['sys-libs', 'glibc', '1.2', 'r7'] - >>> catpkgsplit('glibc-1.2-r7') - [None, 'glibc', '1.2', 'r7'] - """ - - try: - return __catpkgsplit_cache__[mydata] - except KeyError: - pass - - cat = os.path.basename(os.path.dirname(mydata)) - mydata = os.path.join(cat, os.path.basename(mydata)) - if mydata[-3:] == '.bb': - mydata = mydata[:-3] - - mysplit = mydata.split("/") - p_split = None - splitlen = len(mysplit) - if splitlen == 1: - retval = [None] - p_split = pkgsplit(mydata,silent) - else: - retval = [mysplit[splitlen - 2]] - p_split = pkgsplit(mysplit[splitlen - 1],silent) - if not p_split: - __catpkgsplit_cache__[mydata] = None - return None - retval.ex |