diff options
Diffstat (limited to 'classes/icecc.bbclass')
| -rw-r--r-- | classes/icecc.bbclass | 322 |
1 files changed, 322 insertions, 0 deletions
diff --git a/classes/icecc.bbclass b/classes/icecc.bbclass new file mode 100644 index 0000000000..0a22f70001 --- /dev/null +++ b/classes/icecc.bbclass @@ -0,0 +1,322 @@ +# IceCream distributed compiling support +# +# Stages directories with symlinks from gcc/g++ to icecc, for both +# native and cross compilers. Depending on each configure or compile, +# the directories are added at the head of the PATH list and ICECC_CXX +# and ICEC_CC are set. +# +# For the cross compiler, creates a tar.gz of our toolchain and sets +# ICECC_VERSION accordingly. +# +#The class now handles all 3 different compile 'stages' (i.e native ,cross-kernel and target) creating the +#necessary enviroment tar.gz file to be used by the remote machines. +#It also supports meta-toolchain generation +# +#If ICECC_PATH is not set in local.conf then the class will try to locate it using 'which' +#but nothing is sure ;) +# +#If ICECC_ENV_EXEC is set in local.conf should point to the icecc-create-env script provided by the user +#or the default one provided by icecc-create-env.bb will be used +#(NOTE that this is a modified version of the script need it and *not the one that comes with icecc* +# +#User can specify if specific packages or packages belonging to class should not use icecc to distribute +#compile jobs to remote machines, but handled localy, by defining ICECC_USER_CLASS_BL and ICECC_PACKAGE_BL +#with the appropriate values in local.conf +######################################################################################### +#Error checking is kept to minimum so double check any parameters you pass to the class +########################################################################################### + + +def icc_determine_gcc_version(gcc): + """ + Hack to determine the version of GCC + + 'i686-apple-darwin8-gcc-4.0.1 (GCC) 4.0.1 (Apple Computer, Inc. build 5363)' + """ + return os.popen("%s --version" % gcc ).readline().split()[2] + +def create_cross_env(bb,d): + """ + Create a tar.bz2 of the current toolchain + """ + # Constin native-native compilation no environment needed if + # host prefix is empty (let us duplicate the query for ease) + prefix = bb.data.expand('${HOST_PREFIX}', d) + if len(prefix) == 0: + return "" + + import tarfile, socket, time + ice_dir = bb.data.expand('${CROSS_DIR}', d) + prefix = bb.data.expand('${HOST_PREFIX}' , d) + distro = bb.data.expand('${DISTRO}', d) + target_sys = bb.data.expand('${TARGET_SYS}', d) + target_prefix = bb.data.expand('${TARGET_PREFIX}', d) + float = bb.data.getVar('TARGET_FPU', d) or "hard" + name = socket.gethostname() + + # Stupid check to determine if we have built a libc and a cross + # compiler. + try: + os.stat(os.path.join(ice_dir, target_sys, 'lib', 'libstdc++.so')) + os.stat(os.path.join(ice_dir, target_sys, 'bin', 'g++')) + except: # no cross compiler built yet + bb.error('no cross compiler built yet?') + return "" + + VERSION = icc_determine_gcc_version( os.path.join(ice_dir,target_sys,"bin","g++") ) + cross_name = prefix + distro + "-" + target_sys + "-" + float + "-" + VERSION + "-" + name + tar_file = os.path.join(ice_dir, 'ice', cross_name + '.tar.gz') + + try: + os.stat(tar_file) + # tar file already exists + return tar_file + except: + try: + os.makedirs(os.path.join(ice_dir,'ice')) + except: + # directory already exists, continue + pass + + + #check if user has specified a specific icecc-create-env script + #if not use the OE provided one + cr_env_script = bb.data.expand('${ICECC_ENV_EXEC}', d) + if cr_env_script == "${ICECC_ENV_EXEC}": + cr_env_script = bb.data.expand('${STAGING_DIR}', d)+"/ice/icecc-create-env" + #call the modified create-env script + result=os.popen("%s %s %s %s %s %s" %(cr_env_script, + "--silent", + os.path.join(ice_dir, 'bin', "%s-gcc" % target_sys), + os.path.join(ice_dir, 'bin', "%s-g++" % target_sys), + os.path.join(ice_dir, 'bin', "%s-as" % target_sys), + os.path.join(ice_dir,"ice",cross_name) ) ) + return tar_file + + +def create_native_env(bb,d): + import tarfile, socket, time + ice_dir = bb.data.expand('${CROSS_DIR}', d) + prefix = bb.data.expand('${HOST_PREFIX}' , d) + distro = bb.data.expand('${DISTRO}', d) + target_sys = bb.data.expand('${TARGET_SYS}', d) + target_prefix = bb.data.expand('${TARGET_PREFIX}', d) + float = bb.data.getVar('TARGET_FPU', d) or "hard" + name = socket.gethostname() + + archive_name = "local-host-env" + "-" + name + tar_file = os.path.join(ice_dir, 'ice', archive_name + '.tar.gz') + + try: + os.stat(tar_file) + # tar file already exists + return tar_file + except: + try: + #os.makedirs(os.path.join(ice_dir)) + os.makedirs(os.path.join(ice_dir,'ice')) + except: + # directory already exists, continue + pass + + #check if user has specified a specific icecc-create-env script + #if not use the OE provided one + cr_env_script = bb.data.expand('${ICECC_ENV_EXEC}', d) + if cr_env_script == "${ICECC_ENV_EXEC}": + cr_env_script = bb.data.expand('${STAGING_DIR}', d)+"/ice/icecc-create-env" + result=os.popen("%s %s %s %s %s %s" %(cr_env_script, + "--silent", + os.popen("%s gcc" % "which").read()[:-1], + os.popen("%s g++" % "which").read()[:-1], + os.popen("%s as" % "which").read()[:-1], + os.path.join(ice_dir,"ice",archive_name) ) ) + return tar_file + + +def get_cross_kernel_cc(bb,d): + kernel_cc = bb.data.expand('${KERNEL_CC}', d) + kernel_cc = kernel_cc.replace('ccache', '').strip() + kernel_cc = kernel_cc.split(' ')[0] + kernel_cc = kernel_cc.strip() + return kernel_cc + + +def create_cross_kernel_env(bb,d): + import tarfile, socket, time + ice_dir = bb.data.expand('${CROSS_DIR}', d) + prefix = bb.data.expand('${HOST_PREFIX}' , d) + distro = bb.data.expand('${DISTRO}', d) + target_sys = bb.data.expand('${TARGET_SYS}', d) + target_prefix = bb.data.expand('${TARGET_PREFIX}', d) + float = bb.data.getVar('TARGET_FPU', d) or "hard" + name = socket.gethostname() + kernel_cc = get_cross_kernel_cc(bb, d) + + # Stupid check to determine if we have built a libc and a cross + # compiler. + try: + os.stat(os.path.join(ice_dir, 'bin', kernel_cc)) + except: # no cross compiler built yet + bb.error('no kernel cross compiler built yet') + return "" + + VERSION = icc_determine_gcc_version( os.path.join(ice_dir,"bin",kernel_cc) ) + cross_name = prefix + distro + "-" + target_sys + "-" + float + "-" + VERSION + "-" + name + tar_file = os.path.join(ice_dir, 'ice', cross_name + '.tar.gz') + + try: + os.stat(tar_file) + # tar file already exists + return tar_file + except: + try: + os.makedirs(os.path.join(ice_dir,'ice')) + except: + # directory already exists, continue + pass + + + #check if user has specified a specific icecc-create-env script + #if not use the OE provided one + cr_env_script = bb.data.getVar('ICECC_ENV_EXEC', d) or bb.data.expand('${STAGING_DIR}', d)+"/ice/icecc-create-env" + result=os.popen("%s %s %s %s %s %s" %(cr_env_script, + "--silent", + os.path.join(ice_dir, 'bin', kernel_cc), + os.path.join(ice_dir, 'bin', "%s-g++" % target_sys), + os.path.join(ice_dir, 'bin', "%s-as" % target_sys), + os.path.join(ice_dir, "ice", cross_name) ) ) + return tar_file + + +def create_env(bb,d): + + #return create_cross_kernel_env(bb,d) + + if bb.data.inherits_class("native", d): + return create_native_env(bb,d) + elif bb.data.inherits_class("kernel", d): + return create_cross_kernel_env(bb,d) + elif bb.data.inherits_class("cross", d): + return create_native_env(bb,d) + elif bb.data.inherits_class("sdk", d): + return create_native_env(bb,d) + else: + return create_cross_env(bb,d) + + +def create_path(compilers, type, bb, d): + """ + Create Symlinks for the icecc in the staging directory + """ + staging = os.path.join(bb.data.expand('${STAGING_DIR}', d), "ice", type) + + #check if the icecc path is set by the user + icecc = bb.data.getVar('ICECC_PATH', d) or os.popen("%s icecc" % "which").read()[:-1] + + # Create the dir if necessary + try: + os.stat(staging) + except: + os.makedirs(staging) + + for compiler in compilers: + gcc_path = os.path.join(staging, compiler) + try: + os.stat(gcc_path) + except: + os.symlink(icecc, gcc_path) + + return staging + ":" + + +def use_icc_version(bb,d): + icecc_ver = "yes" + system_class_blacklist = [ "none" ] + + for black in system_class_blacklist: + if bb.data.inherits_class(black, d): + icecc_ver = "no" + + user_class_blacklist = bb.data.getVar('ICECC_USER_CLASS_BL', d) or "none" + user_class_blacklist = user_class_blacklist.split() + + for black in user_class_blacklist: + if bb.data.inherits_class(black, d): + icecc_ver = "no" + + return icecc_ver + + +def icc_path(bb,d): + package_tmp = bb.data.expand('${PN}', d) + + #"system" package blacklist contains a list of packages that can not distribute compile tasks + #for one reason or the other + system_package_blacklist = [ "uclibc", "glibc", "gcc", "bind", "u-boot", "dhcp-forwarder", "enchant", "connman" ] + user_package_blacklist = (bb.data.getVar('ICECC_USER_PACKAGE_BL', d) or "").split() + package_blacklist = system_package_blacklist + user_package_blacklist + + for black in package_blacklist: + if black in package_tmp: + bb.note(package_tmp, ' found in blacklist, disable icecc') + bb.data.setVar("PARALLEL_MAKE" , "", d) + return "" + + prefix = bb.data.expand('${HOST_PREFIX}', d) + + if bb.data.inherits_class("cross", d): + return create_path( ["gcc", "g++"], "native", bb, d) + + elif bb.data.inherits_class("native", d): + return create_path( ["gcc", "g++"], "native", bb, d) + + elif bb.data.inherits_class("kernel", d): + return create_path( [get_cross_kernel_cc(bb,d), ], "cross-kernel", bb, d) + + elif len(prefix) == 0: + return create_path( ["gcc", "g++"], "native", bb, d) + + else: + return create_path( [prefix+"gcc", prefix+"g++"], "cross", bb, d) + + +def icc_version(bb,d): + return create_env(bb,d) + + +def check_for_kernel(bb,d): + if bb.data.inherits_class("kernel", d): + return "yes" + return "no" + + +set_icecc_env() { + ICE_PATH=${@icc_path(bb,d)} + if test x${ICE_PATH} != x; then + export PATH=${ICE_PATH}$PATH + export CCACHE_PATH=$PATH + #check if we are building a kernel and select gcc-cross-kernel + if [ "${@check_for_kernel(bb,d)}" = "yes" ]; then + export ICECC_CC="${@get_cross_kernel_cc(bb,d)}" + export ICECC_CXX="${HOST_PREFIX}g++" + else + export ICECC_CC="${HOST_PREFIX}gcc" + export ICECC_CXX="${HOST_PREFIX}g++" + fi + + if [ "${@use_icc_version(bb,d)}" = "yes" ]; then + export ICECC_VERSION="${@icc_version(bb,d)}" + else + export -n ICECC_VERSION + fi + oenote "set the icecream environment variables: PATH=$PATH, CCACHE_PATH=$CCACHE_PATH, ICECC_CC=$ICECC_CC, ICECC_CXX=$ICECC_CXX, ICECC_VERSION=$ICECC_VERSION" + fi +} + +do_configure_prepend() { + set_icecc_env +} + +do_compile_prepend() { + set_icecc_env +} |