diff options
Diffstat (limited to 'classes/utils.bbclass')
| -rw-r--r-- | classes/utils.bbclass | 487 |
1 files changed, 487 insertions, 0 deletions
diff --git a/classes/utils.bbclass b/classes/utils.bbclass new file mode 100644 index 0000000000..ecb00ec26e --- /dev/null +++ b/classes/utils.bbclass @@ -0,0 +1,487 @@ +# like os.path.join but doesn't treat absolute RHS specially +def base_path_join(a, *p): + path = a + for b in p: + if path == '' or path.endswith('/'): + path += b + else: + path += '/' + b + return path + +def base_path_relative(src, dest): + """ Return a relative path from src to dest. + + >>> base_path_relative("/usr/bin", "/tmp/foo/bar") + ../../tmp/foo/bar + + >>> base_path_relative("/usr/bin", "/usr/lib") + ../lib + + >>> base_path_relative("/tmp", "/tmp/foo/bar") + foo/bar + """ + from os.path import sep, pardir, normpath, commonprefix + + destlist = normpath(dest).split(sep) + srclist = normpath(src).split(sep) + + # Find common section of the path + common = commonprefix([destlist, srclist]) + commonlen = len(common) + + # Climb back to the point where they differentiate + relpath = [ pardir ] * (len(srclist) - commonlen) + if commonlen < len(destlist): + # Add remaining portion + relpath += destlist[commonlen:] + + return sep.join(relpath) + +def base_path_out(path, d): + """ Prepare a path for display to the user. """ + rel = base_path_relative(d.getVar("TOPDIR", 1), path) + if len(rel) > len(path): + return path + else: + return rel + +# for MD5/SHA handling +def base_chk_load_parser(config_paths): + import ConfigParser + parser = ConfigParser.ConfigParser() + if len(parser.read(config_paths)) < 1: + raise ValueError("no ini files could be found") + + return parser + +def base_chk_file_vars(parser, localpath, params, data): + try: + name = params["name"] + except KeyError: + return False + if name: + md5flag = "%s.md5sum" % name + sha256flag = "%s.sha256sum" % name + else: + md5flag = "md5sum" + sha256flag = "sha256sum" + want_md5sum = bb.data.getVarFlag("SRC_URI", md5flag, data) + want_sha256sum = bb.data.getVarFlag("SRC_URI", sha256flag, data) + + if (want_sha256sum == None and want_md5sum == None): + # no checksums to check, nothing to do + return False + + if not os.path.exists(localpath): + localpath = base_path_out(localpath, data) + bb.note("The localpath does not exist '%s'" % localpath) + raise Exception("The path does not exist '%s'" % localpath) + + if want_md5sum: + try: + md5pipe = os.popen('PATH=%s md5sum "%s"' % (bb.data.getVar('PATH', data, True), localpath)) + md5data = (md5pipe.readline().split() or [ "" ])[0] + md5pipe.close() + except OSError, e: + raise Exception("Executing md5sum failed") + if want_md5sum != md5data: + bb.note("The MD5Sums did not match. Wanted: '%s' and Got: '%s'" % (want_md5sum, md5data)) + raise Exception("MD5 Sums do not match. Wanted: '%s' Got: '%s'" % (want_md5sum, md5data)) + + if want_sha256sum: + try: + shapipe = os.popen('PATH=%s oe_sha256sum "%s"' % (bb.data.getVar('PATH', data, True), localpath)) + sha256data = (shapipe.readline().split() or [ "" ])[0] + shapipe.close() + except OSError, e: + raise Exception("Executing shasum failed") + if want_sha256sum != sha256data: + bb.note("The SHA256Sums did not match. Wanted: '%s' and Got: '%s'" % (want_sha256sum, sha256data)) + raise Exception("SHA256 Sums do not match. Wanted: '%s' Got: '%s'" % (want_sha256sum, sha256data)) + + return True + + +def base_chk_file(parser, pn, pv, src_uri, localpath, data): + no_checksum = False + # Try PN-PV-SRC_URI first and then try PN-SRC_URI + # we rely on the get method to create errors + pn_pv_src = "%s-%s-%s" % (pn,pv,src_uri) + pn_src = "%s-%s" % (pn,src_uri) + if parser.has_section(pn_pv_src): + md5 = parser.get(pn_pv_src, "md5") + sha256 = parser.get(pn_pv_src, "sha256") + elif parser.has_section(pn_src): + md5 = parser.get(pn_src, "md5") + sha256 = parser.get(pn_src, "sha256") + elif parser.has_section(src_uri): + md5 = parser.get(src_uri, "md5") + sha256 = parser.get(src_uri, "sha256") + else: + no_checksum = True + + # md5 and sha256 should be valid now + if not os.path.exists(localpath): + localpath = base_path_out(localpath, data) + bb.note("The localpath does not exist '%s'" % localpath) + raise Exception("The path does not exist '%s'" % localpath) + + + # call md5(sum) and shasum + try: + md5pipe = os.popen('PATH=%s md5sum "%s"' % (bb.data.getVar('PATH', data, True), localpath)) + md5data = (md5pipe.readline().split() or [ "" ])[0] + md5pipe.close() + except OSError: + raise Exception("Executing md5sum failed") + + try: + shapipe = os.popen('PATH=%s oe_sha256sum "%s"' % (bb.data.getVar('PATH', data, True), localpath)) + shadata = (shapipe.readline().split() or [ "" ])[0] + shapipe.close() + except OSError: + raise Exception("Executing shasum failed") + + if no_checksum == True: # we do not have conf/checksums.ini entry + try: + file = open("%s/checksums.ini" % bb.data.getVar("TMPDIR", data, 1), "a") + except: + return False + + if not file: + raise Exception("Creating checksums.ini failed") + + file.write("[%s]\nmd5=%s\nsha256=%s\n\n" % (src_uri, md5data, shadata)) + file.close() + + from string import maketrans + trtable = maketrans("", "") + uname = src_uri.split("/")[-1].translate(trtable, "-+._") + + try: + ufile = open("%s/%s.sum" % (bb.data.getVar("TMPDIR", data, 1), uname), "wt") + except: + return False + + if not ufile: + raise Exception("Creating %s.sum failed" % uname) + + ufile.write("SRC_URI = \"%s;name=%s\"\nSRC_URI[%s.md5sum] = \"%s\"\nSRC_URI[%s.sha256sum] = \"%s\"\n" % (src_uri, uname, uname, md5data, uname, shadata)) + ufile.close() + + if not bb.data.getVar("OE_STRICT_CHECKSUMS",data, True): + bb.note("This package has no entry in checksums.ini, please add one") + bb.note("\n[%s]\nmd5=%s\nsha256=%s" % (src_uri, md5data, shadata)) + bb.note("This package has no checksums in corresponding recipe, please add") + bb.note("SRC_URI = \"%s;name=%s\"\nSRC_URI[%s.md5sum] = \"%s\"\nSRC_URI[%s.sha256sum] = \"%s\"\n" % (src_uri, uname, uname, md5data, uname, shadata)) + return True + else: + bb.note("Missing checksum") + return False + + if not md5 == md5data: + bb.note("The MD5Sums did not match. Wanted: '%s' and Got: '%s'" % (md5,md5data)) + raise Exception("MD5 Sums do not match. Wanted: '%s' Got: '%s'" % (md5, md5data)) + + if not sha256 == shadata: + bb.note("The SHA256 Sums do not match. Wanted: '%s' Got: '%s'" % (sha256,shadata)) + raise Exception("SHA256 Sums do not match. Wanted: '%s' Got: '%s'" % (sha256, shadata)) + + return True + +def base_read_file(filename): + try: + f = file( filename, "r" ) + except IOError, reason: + return "" # WARNING: can't raise an error now because of the new RDEPENDS handling. This is a bit ugly. :M: + else: + return f.read().strip() + return None + +def base_ifelse(condition, iftrue = True, iffalse = False): + if condition: + return iftrue + else: + return iffalse + +def base_conditional(variable, checkvalue, truevalue, falsevalue, d): + if bb.data.getVar(variable,d,1) == checkvalue: + return truevalue + else: + return falsevalue + +def base_less_or_equal(variable, checkvalue, truevalue, falsevalue, d): + if float(bb.data.getVar(variable,d,1)) <= float(checkvalue): + return truevalue + else: + return falsevalue + +def base_version_less_or_equal(variable, checkvalue, truevalue, falsevalue, d): + result = bb.vercmp(bb.data.getVar(variable,d,True), checkvalue) + if result <= 0: + return truevalue + else: + return falsevalue + +def base_contains(variable, checkvalues, truevalue, falsevalue, d): + val = bb.data.getVar(variable,d,1) + if not val: + return falsevalue + matches = 0 + if type(checkvalues).__name__ == "str": + checkvalues = [checkvalues] + for value in checkvalues: + if val.find(value) != -1: + matches = matches + 1 + if matches == len(checkvalues): + return truevalue + return falsevalue + +def base_both_contain(variable1, variable2, checkvalue, d): + if bb.data.getVar(variable1,d,1).find(checkvalue) != -1 and bb.data.getVar(variable2,d,1).find(checkvalue) != -1: + return checkvalue + else: + return "" + +def base_prune_suffix(var, suffixes, d): + # See if var ends with any of the suffixes listed and + # remove it if found + for suffix in suffixes: + if var.endswith(suffix): + return var.replace(suffix, "") + return var + +def oe_filter(f, str, d): + from re import match + return " ".join(filter(lambda x: match(f, x, 0), str.split())) + +def oe_filter_out(f, str, d): + from re import match + return " ".join(filter(lambda x: not match(f, x, 0), str.split())) + +oedebug() { + test $# -ge 2 || { + echo "Usage: oedebug level \"message\"" + exit 1 + } + + test ${OEDEBUG:-0} -ge $1 && { + shift + echo "DEBUG:" $* + } +} + +oe_soinstall() { + # Purpose: Install shared library file and + # create the necessary links + # Example: + # + # oe_ + # + #oenote installing shared library $1 to $2 + # + libname=`basename $1` + install -m 755 $1 $2/$libname + sonamelink=`${HOST_PREFIX}readelf -d $1 |grep 'Library soname:' |sed -e 's/.*\[\(.*\)\].*/\1/'` + solink=`echo $libname | sed -e 's/\.so\..*/.so/'` + ln -sf $libname $2/$sonamelink + ln -sf $libname $2/$solink +} + +oe_libinstall() { + # Purpose: Install a library, in all its forms + # Example + # + # oe_libinstall libltdl ${STAGING_LIBDIR}/ + # oe_libinstall -C src/libblah libblah ${D}/${libdir}/ + dir="" + libtool="" + silent="" + require_static="" + require_shared="" + staging_install="" + while [ "$#" -gt 0 ]; do + case "$1" in + -C) + shift + dir="$1" + ;; + -s) + silent=1 + ;; + -a) + require_static=1 + ;; + -so) + require_shared=1 + ;; + -*) + oefatal "oe_libinstall: unknown option: $1" + ;; + *) + break; + ;; + esac + shift + done + + libname="$1" + shift + destpath="$1" + if [ -z "$destpath" ]; then + oefatal "oe_libinstall: no destination path specified" + fi + if echo "$destpath/" | egrep '^${STAGING_LIBDIR}/' >/dev/null + then + staging_install=1 + fi + + __runcmd () { + if [ -z "$silent" ]; then + echo >&2 "oe_libinstall: $*" + fi + $* + } + + if [ -z "$dir" ]; then + dir=`pwd` + fi + + dotlai=$libname.lai + + # Sanity check that the libname.lai is unique + number_of_files=`(cd $dir; find . -name "$dotlai") | wc -l` + if [ $number_of_files -gt 1 ]; then + oefatal "oe_libinstall: $dotlai is not unique in $dir" + fi + + + dir=$dir`(cd $dir;find . -name "$dotlai") | sed "s/^\.//;s/\/$dotlai\$//;q"` + olddir=`pwd` + __runcmd cd $dir + + lafile=$libname.la + + # If such file doesn't exist, try to cut version suffix + if [ ! -f "$lafile" ]; then + libname1=`echo "$libname" | sed 's/-[0-9.]*$//'` + lafile1=$libname.la + if [ -f "$lafile1" ]; then + libname=$libname1 + lafile=$lafile1 + fi + fi + + if [ -f "$lafile" ]; then + # libtool archive + eval `cat $lafile|grep "^library_names="` + libtool=1 + else + library_names="$libname.so* $libname.dll.a" + fi + + __runcmd install -d $destpath/ + dota=$libname.a + if [ -f "$dota" -o -n "$require_static" ]; then + __runcmd install -m 0644 $dota $destpath/ + fi + if [ -f "$dotlai" -a -n "$libtool" ]; then + if test -n "$staging_install" + then + # stop libtool using the final directory name for libraries + # in staging: + __runcmd rm -f $destpath/$libname.la + __runcmd sed -e 's/^installed=yes$/installed=no/' \ + -e '/^dependency_libs=/s,${WORKDIR}[[:alnum:]/\._+-]*/\([[:alnum:]\._+-]*\),${STAGING_LIBDIR}/\1,g' \ + -e "/^dependency_libs=/s,\([[:space:]']\)${libdir},\1${STAGING_LIBDIR},g" \ + $dotlai >$destpath/$libname.la + else + __runcmd install -m 0644 $dotlai $destpath/$libname.la + fi + fi + + for name in $library_names; do + files=`eval echo $name` + for f in $files; do + if [ ! -e "$f" ]; then + if [ -n "$libtool" ]; then + oefatal "oe_libinstall: $dir/$f not found." + fi + elif [ -L "$f" ]; then + __runcmd cp -P "$f" $destpath/ + elif [ ! -L "$f" ]; then + libfile="$f" + __runcmd install -m 0755 $libfile $destpath/ + fi + done + done + + if [ -z "$libfile" ]; then + if [ -n "$require_shared" ]; then + oefatal "oe_libinstall: unable to locate shared library" + fi + elif [ -z "$libtool" ]; then + # special case hack for non-libtool .so.#.#.# links + baselibfile=`basename "$libfile"` + if (echo $baselibfile | grep -qE '^lib.*\.so\.[0-9.]*$'); then + sonamelink=`${HOST_PREFIX}readelf -d $libfile |grep 'Library soname:' |sed -e 's/.*\[\(.*\)\].*/\1/'` + solink=`echo $baselibfile | sed -e 's/\.so\..*/.so/'` + if [ -n "$sonamelink" -a x"$baselibfile" != x"$sonamelink" ]; then + __runcmd ln -sf $baselibfile $destpath/$sonamelink + fi + __runcmd ln -sf $baselibfile $destpath/$solink + fi + fi + + __runcmd cd "$olddir" +} + +oe_machinstall() { + # Purpose: Install machine dependent files, if available + # If not available, check if there is a default + # If no default, just touch the destination + # Example: + # $1 $2 $3 $4 + # oe_machinstall -m 0644 fstab ${D}/etc/fstab + # + # TODO: Check argument number? + # + filename=`basename $3` + dirname=`dirname $3` + + for o in `echo ${OVERRIDES} | tr ':' ' '`; do + if [ -e $dirname/$o/$filename ]; then + oenote $dirname/$o/$filename present, installing to $4 + install $1 $2 $dirname/$o/$filename $4 + return + fi + done +# oenote overrides specific file NOT present, trying default=$3... + if [ -e $3 ]; then + oenote $3 present, installing to $4 + install $1 $2 $3 $4 + else + oenote $3 NOT present, touching empty $4 + touch $4 + fi +} + +def check_app_exists(app, d): + from bb import which, data + + app = data.expand(app, d) + path = data.getVar('PATH', d, 1) + return len(which(path, app)) != 0 + +def explode_deps(s): + return bb.utils.explode_deps(s) + +def base_set_filespath(path, d): + bb.note("base_set_filespath usage is deprecated, %s should be fixed" % d.getVar("P", 1)) + filespath = [] + # The ":" ensures we have an 'empty' override + overrides = (bb.data.getVar("OVERRIDES", d, 1) or "") + ":" + for p in path: + for o in overrides.split(":"): + filespath.append(os.path.join(p, o)) + return ":".join(filespath) |