From 9c5386c1fd74d832cf6e2acad3c69b1cc90de6b2 Mon Sep 17 00:00:00 2001 From: Richard Purdie Date: Fri, 19 Mar 2010 23:12:06 +0000 Subject: base.bbclass: Split up as per the patch in OE.dev by Chris Larson making code more readable and modularised Signed-off-by: Richard Purdie --- meta/classes/utils.bbclass | 340 +++++++++++++++++++++++++++++++++++++++++++++ 1 file changed, 340 insertions(+) create mode 100644 meta/classes/utils.bbclass (limited to 'meta/classes/utils.bbclass') diff --git a/meta/classes/utils.bbclass b/meta/classes/utils.bbclass new file mode 100644 index 0000000000..c2d323235b --- /dev/null +++ b/meta/classes/utils.bbclass @@ -0,0 +1,340 @@ +# 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 + +# for MD5/SHA handling +def base_chk_load_parser(config_path): + import ConfigParser + parser = ConfigParser.ConfigParser() + if not len(parser.read(config_path)) == 1: + bb.note("Can not open the '%s' ini file" % config_path) + raise Exception("Can not open the '%s'" % config_path) + + return parser + +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): + bb.note("The localpath does not exist '%s'" % localpath) + raise Exception("The path does not exist '%s'" % localpath) + + + # Calculate the MD5 and 256-bit SHA checksums + md5data = bb.utils.md5_file(localpath) + shadata = bb.utils.sha256_file(localpath) + + # sha256_file() can return None if we are running on Python 2.4 (hashlib is + # 2.5 onwards, sha in 2.4 is 160-bit only), so check for this and call the + # standalone shasum binary if required. + if shadata is None: + 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, please build shasum-native") + + 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() + 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_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): + matches = 0 + if type(checkvalues).__name__ == "str": + checkvalues = [checkvalues] + for value in checkvalues: + if bb.data.getVar(variable,d,1).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())) + +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 + rm -f $destpath/$dota + __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 + rm -f $destpath/$libname.la + __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" + rm -f $destpath/$libfile + __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 +} -- cgit v1.2.3-54-g00ecf