poky/meta/classes-recipe/toolchain-scripts.bbclass
Tom Hochstein 12bcad4ea5 toolchain-scripts: Export meson settings for SDK builds
Create a new set of exports for the Meson `host_machine` cross settings.
This allows the target cross file to be created correctly from
meson.cross.template and aligns with meson.bbclass.

Note, one might think that HOST_OS and HOST_ARCH would be appropriate as
inputs here, aligning nicely with the Meson naming. That turns out to be
incorrect since the script is generated in a native/nativesdk build with
HOST_OS and HOST_ARCH set for the "build machine", not the "host
machine", using the Meson terminology. See
https://mesonbuild.com/Cross-compilation.html.

Fixes: [YOCTO #15485]
(From OE-Core rev: 9e742a0a9078f4a19a5edbfa51f22f7b71992188)

(From OE-Core rev: f2f898e36feb3bd489edda451e71b11bf69940b9)

Signed-off-by: Tom Hochstein <tom.hochstein@oss.nxp.com>
Signed-off-by: Richard Purdie <richard.purdie@linuxfoundation.org>
2025-05-12 22:01:55 +01:00

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#
# Copyright OpenEmbedded Contributors
#
# SPDX-License-Identifier: MIT
#
inherit toolchain-scripts-base siteinfo kernel-arch meson-routines
# We want to be able to change the value of MULTIMACH_TARGET_SYS, because it
# doesn't always match our expectations... but we default to the stock value
REAL_MULTIMACH_TARGET_SYS ?= "${MULTIMACH_TARGET_SYS}"
TARGET_CC_ARCH:append:libc-musl = " -mmusl"
# default debug prefix map isn't valid in the SDK
DEBUG_PREFIX_MAP = ""
EXPORT_SDK_PS1 = "${@ 'export PS1=\\"%s\\"' % d.getVar('SDK_PS1') if d.getVar('SDK_PS1') else ''}"
def siteinfo_with_prefix(d, prefix):
# Return a prefixed value from siteinfo
for item in siteinfo_data_for_machine(d.getVar("TARGET_ARCH"), d.getVar("TARGET_OS"), d):
if item.startswith(prefix):
return item.replace(prefix, "")
raise KeyError
# This function creates an environment-setup-script for use in a deployable SDK
toolchain_create_sdk_env_script () {
# Create environment setup script. Remember that $SDKTARGETSYSROOT should
# only be expanded on the target at runtime.
base_sbindir=${10:-${base_sbindir_nativesdk}}
base_bindir=${9:-${base_bindir_nativesdk}}
sbindir=${8:-${sbindir_nativesdk}}
sdkpathnative=${7:-${SDKPATHNATIVE}}
prefix=${6:-${prefix_nativesdk}}
bindir=${5:-${bindir_nativesdk}}
libdir=${4:-${libdir}}
sysroot=${3:-${SDKTARGETSYSROOT}}
multimach_target_sys=${2:-${REAL_MULTIMACH_TARGET_SYS}}
script=${1:-${SDK_OUTPUT}/${SDKPATH}/environment-setup-$multimach_target_sys}
rm -f $script
touch $script
echo '# Check for LD_LIBRARY_PATH being set, which can break SDK and generally is a bad practice' >> $script
echo '# http://tldp.org/HOWTO/Program-Library-HOWTO/shared-libraries.html#AEN80' >> $script
echo '# http://xahlee.info/UnixResource_dir/_/ldpath.html' >> $script
echo '# Only disable this check if you are absolutely know what you are doing!' >> $script
echo 'if [ ! -z "${LD_LIBRARY_PATH:-}" ]; then' >> $script
echo " echo \"Your environment is misconfigured, you probably need to 'unset LD_LIBRARY_PATH'\"" >> $script
echo " echo \"but please check why this was set in the first place and that it's safe to unset.\"" >> $script
echo ' echo "The SDK will not operate correctly in most cases when LD_LIBRARY_PATH is set."' >> $script
echo ' echo "For more references see:"' >> $script
echo ' echo " http://tldp.org/HOWTO/Program-Library-HOWTO/shared-libraries.html#AEN80"' >> $script
echo ' echo " http://xahlee.info/UnixResource_dir/_/ldpath.html"' >> $script
echo ' return 1' >> $script
echo 'fi' >> $script
echo "${EXPORT_SDK_PS1}" >> $script
echo 'export SDKTARGETSYSROOT='"$sysroot" >> $script
EXTRAPATH=""
for i in ${CANADIANEXTRAOS}; do
EXTRAPATH="$EXTRAPATH:$sdkpathnative$bindir/${TARGET_ARCH}${TARGET_VENDOR}-$i"
done
echo "export PATH=$sdkpathnative$bindir:$sdkpathnative$sbindir:$sdkpathnative$base_bindir:$sdkpathnative$base_sbindir:$sdkpathnative$bindir/../${HOST_SYS}/bin:$sdkpathnative$bindir/${TARGET_SYS}"$EXTRAPATH':"$PATH"' >> $script
echo 'export PKG_CONFIG_SYSROOT_DIR=$SDKTARGETSYSROOT' >> $script
echo 'export PKG_CONFIG_PATH=$SDKTARGETSYSROOT'"$libdir"'/pkgconfig:$SDKTARGETSYSROOT'"$prefix"'/share/pkgconfig' >> $script
echo 'export CONFIG_SITE=${SDKPATH}/site-config-'"${multimach_target_sys}" >> $script
echo "export OECORE_NATIVE_SYSROOT=\"$sdkpathnative\"" >> $script
echo 'export OECORE_TARGET_SYSROOT="$SDKTARGETSYSROOT"' >> $script
echo "export OECORE_ACLOCAL_OPTS=\"-I $sdkpathnative/usr/share/aclocal\"" >> $script
echo 'export OECORE_BASELIB="${baselib}"' >> $script
echo 'export OECORE_TARGET_ARCH="${TARGET_ARCH}"' >>$script
echo 'export OECORE_TARGET_OS="${TARGET_OS}"' >>$script
echo 'export OECORE_TARGET_BITS="${@siteinfo_with_prefix(d, 'bit-')}"' >>$script
echo 'export OECORE_TARGET_ENDIAN="${@siteinfo_with_prefix(d, 'endian-')}"' >>$script
echo 'export OECORE_MESON_HOST_SYSTEM="${@meson_operating_system('TARGET_OS', d)}"' >>$script
echo 'export OECORE_MESON_HOST_CPU_FAMILY="${@meson_cpu_family('TARGET_ARCH', d)}"' >>$script
echo 'export OECORE_MESON_HOST_CPU="${TARGET_ARCH}"' >>$script
echo 'export OECORE_MESON_HOST_ENDIAN="${@meson_endian('TARGET', d)}"' >>$script
echo 'unset command_not_found_handle' >> $script
toolchain_shared_env_script
}
# This function creates an environment-setup-script in B which enables
# a OE-core IDE to integrate with the build tree
# Caller must ensure CONFIG_SITE is setup
toolchain_create_tree_env_script () {
script=${B}/environment-setup-${REAL_MULTIMACH_TARGET_SYS}
rm -f $script
touch $script
echo 'standalone_sysroot_target="${STAGING_DIR}/${MACHINE}"' >> $script
echo 'standalone_sysroot_native="${STAGING_DIR}/${BUILD_ARCH}"' >> $script
echo 'orig=`pwd`; cd ${COREBASE}; . ./oe-init-build-env ${TOPDIR}; cd $orig' >> $script
echo 'export PATH=$standalone_sysroot_native/${bindir_native}:$standalone_sysroot_native/${bindir_native}/${TARGET_SYS}:$PATH' >> $script
echo 'export PKG_CONFIG_SYSROOT_DIR=$standalone_sysroot_target' >> $script
echo 'export PKG_CONFIG_PATH=$standalone_sysroot_target'"$libdir"'/pkgconfig:$standalone_sysroot_target'"$prefix"'/share/pkgconfig' >> $script
echo 'export CONFIG_SITE="${CONFIG_SITE}"' >> $script
echo 'export SDKTARGETSYSROOT=$standalone_sysroot_target' >> $script
echo 'export OECORE_NATIVE_SYSROOT=$standalone_sysroot_native' >> $script
echo 'export OECORE_TARGET_SYSROOT=$standalone_sysroot_target' >> $script
echo 'export OECORE_ACLOCAL_OPTS="-I $standalone_sysroot_native/usr/share/aclocal"' >> $script
echo 'export OECORE_BASELIB="${baselib}"' >> $script
echo 'export OECORE_TARGET_ARCH="${TARGET_ARCH}"' >>$script
echo 'export OECORE_TARGET_OS="${TARGET_OS}"' >>$script
echo 'export OECORE_TARGET_BITS="${@siteinfo_with_prefix(d, 'bit-')}"' >>$script
echo 'export OECORE_TARGET_ENDIAN="${@siteinfo_with_prefix(d, 'endian-')}"' >>$script
echo 'export OECORE_MESON_HOST_SYSTEM="${@meson_operating_system('TARGET_OS', d)}"' >>$script
echo 'export OECORE_MESON_HOST_CPU_FAMILY="${@meson_cpu_family('TARGET_ARCH', d)}"' >>$script
echo 'export OECORE_MESON_HOST_CPU="${TARGET_ARCH}"' >>$script
echo 'export OECORE_MESON_HOST_ENDIAN="${@meson_endian('TARGET', d)}"' >>$script
toolchain_shared_env_script
cat >> $script <<EOF
if [ -d "\$OECORE_NATIVE_SYSROOT/${datadir}/post-relocate-setup.d/" ]; then
for s in \$OECORE_NATIVE_SYSROOT/${datadir}/post-relocate-setup.d/*; do
if [ ! -x \$s ]; then
continue
fi
\$s "\$1"
status=\$?
if [ \$status != 0 ]; then
echo "post-relocate command \"\$s \$1\" failed with status \$status" >&2
exit \$status
fi
done
fi
EOF
}
toolchain_shared_env_script () {
echo 'export CC="${TARGET_PREFIX}gcc ${TARGET_CC_ARCH} --sysroot=$SDKTARGETSYSROOT"' >> $script
echo 'export CXX="${TARGET_PREFIX}g++ ${TARGET_CC_ARCH} --sysroot=$SDKTARGETSYSROOT"' >> $script
echo 'export CPP="${TARGET_PREFIX}gcc -E ${TARGET_CC_ARCH} --sysroot=$SDKTARGETSYSROOT"' >> $script
echo 'export AS="${TARGET_PREFIX}as ${TARGET_AS_ARCH}"' >> $script
echo 'export LD="${TARGET_PREFIX}ld ${TARGET_LD_ARCH} --sysroot=$SDKTARGETSYSROOT"' >> $script
echo 'export GDB=${TARGET_PREFIX}gdb' >> $script
echo 'export STRIP=${TARGET_PREFIX}strip' >> $script
echo 'export RANLIB=${TARGET_PREFIX}ranlib' >> $script
echo 'export OBJCOPY=${TARGET_PREFIX}objcopy' >> $script
echo 'export OBJDUMP=${TARGET_PREFIX}objdump' >> $script
echo 'export READELF=${TARGET_PREFIX}readelf' >> $script
echo 'export AR=${TARGET_PREFIX}ar' >> $script
echo 'export NM=${TARGET_PREFIX}nm' >> $script
echo 'export M4=m4' >> $script
echo 'export TARGET_PREFIX=${TARGET_PREFIX}' >> $script
echo 'export CONFIGURE_FLAGS="--target=${TARGET_SYS} --host=${TARGET_SYS} --build=${SDK_ARCH}-linux --with-libtool-sysroot=$SDKTARGETSYSROOT"' >> $script
echo 'export CFLAGS="${TARGET_CFLAGS}"' >> $script
echo 'export CXXFLAGS="${TARGET_CXXFLAGS}"' >> $script
echo 'export LDFLAGS="${TARGET_LDFLAGS}"' >> $script
echo 'export CPPFLAGS="${TARGET_CPPFLAGS}"' >> $script
echo 'export KCFLAGS="--sysroot=$SDKTARGETSYSROOT"' >> $script
echo 'export OECORE_DISTRO_VERSION="${DISTRO_VERSION}"' >> $script
echo 'export OECORE_SDK_VERSION="${SDK_VERSION}"' >> $script
echo 'export ARCH=${ARCH}' >> $script
echo 'export CROSS_COMPILE=${TARGET_PREFIX}' >> $script
echo 'export OECORE_TUNE_CCARGS="${TUNE_CCARGS}"' >> $script
cat >> $script <<EOF
# Append environment subscripts
if [ -d "\$OECORE_TARGET_SYSROOT/environment-setup.d" ]; then
for envfile in \$OECORE_TARGET_SYSROOT/environment-setup.d/*.sh; do
. \$envfile
done
fi
if [ -d "\$OECORE_NATIVE_SYSROOT/environment-setup.d" ]; then
for envfile in \$OECORE_NATIVE_SYSROOT/environment-setup.d/*.sh; do
. \$envfile
done
fi
EOF
}
toolchain_create_post_relocate_script() {
relocate_script=$1
env_dir=$2
rm -f $relocate_script
touch $relocate_script
cat >> $relocate_script <<EOF
if [ -d "${SDKPATHNATIVE}/post-relocate-setup.d/" ]; then
# Source top-level SDK env scripts in case they are needed for the relocate
# scripts.
for env_setup_script in ${env_dir}/environment-setup-*; do
. \$env_setup_script
status=\$?
if [ \$status != 0 ]; then
echo "\$0: Failed to source \$env_setup_script with status \$status"
exit \$status
fi
for s in ${SDKPATHNATIVE}/post-relocate-setup.d/*; do
if [ ! -x \$s ]; then
continue
fi
\$s "\$1"
status=\$?
if [ \$status != 0 ]; then
echo "post-relocate command \"\$s \$1\" failed with status \$status" >&2
exit \$status
fi
done
done
rm -rf "${SDKPATHNATIVE}/post-relocate-setup.d"
fi
EOF
}
#we get the cached site config in the runtime
TOOLCHAIN_CONFIGSITE_NOCACHE = "${@' '.join(siteinfo_get_files(d)[0])}"
TOOLCHAIN_NEED_CONFIGSITE_CACHE ??= "virtual/${MLPREFIX}libc ncurses"
DEPENDS += "${TOOLCHAIN_NEED_CONFIGSITE_CACHE}"
#This function create a site config file
toolchain_create_sdk_siteconfig () {
local siteconfig=$1
rm -f $siteconfig
touch $siteconfig
for sitefile in ${TOOLCHAIN_CONFIGSITE_NOCACHE} ; do
cat $sitefile >> $siteconfig
done
#get cached site config
for sitefile in ${TOOLCHAIN_NEED_CONFIGSITE_CACHE}; do
# Resolve virtual/* names to the real recipe name using sysroot-providers info
case $sitefile in virtual/*)
sitefile=`echo $sitefile | tr / _`
sitefile=`cat ${STAGING_DIR_TARGET}/sysroot-providers/$sitefile`
esac
done
}
python __anonymous () {
import oe.classextend
deps = ""
for dep in (d.getVar('TOOLCHAIN_NEED_CONFIGSITE_CACHE') or "").split():
deps += " %s:do_populate_sysroot" % dep
for variant in (d.getVar('MULTILIB_VARIANTS') or "").split():
clsextend = oe.classextend.ClassExtender(variant, d)
newdep = clsextend.extend_name(dep)
deps += " %s:do_populate_sysroot" % newdep
d.appendVarFlag('do_configure', 'depends', deps)
}