poky/meta/classes-recipe/meson.bbclass - mdmillerii/openbmc - Gitiles

 #
 # Copyright OpenEmbedded Contributors
 #
 # SPDX-License-Identifier: MIT
 #

 inherit python3native meson-routines qemu

 DEPENDS:append = " meson-native ninja-native"

 EXEWRAPPER_ENABLED:class-native = "False"
 EXEWRAPPER_ENABLED:class-nativesdk = "False"
 EXEWRAPPER_ENABLED ?= "${@bb.utils.contains('MACHINE_FEATURES', 'qemu-usermode', 'True', 'False', d)}"
 DEPENDS:append = "${@' qemu-native' if d.getVar('EXEWRAPPER_ENABLED') == 'True' else ''}"

 # As Meson enforces out-of-tree builds we can just use cleandirs
 B = "${WORKDIR}/build"
 do_configure[cleandirs] = "${B}"

 # Where the meson.build build configuration is
 MESON_SOURCEPATH = "${S}"

 # The target to build in do_compile. If unset the default targets are built.
 MESON_TARGET ?= ""

 def noprefix(var, d):
     return d.getVar(var).replace(d.getVar('prefix') + '/', '', 1)

 MESON_BUILDTYPE ?= "${@oe.utils.vartrue('DEBUG_BUILD', 'debug', 'plain', d)}"
 MESON_BUILDTYPE[vardeps] += "DEBUG_BUILD"
 MESONOPTS = " --prefix ${prefix} \
               --buildtype ${MESON_BUILDTYPE} \
               --bindir ${@noprefix('bindir', d)} \
               --sbindir ${@noprefix('sbindir', d)} \
               --datadir ${@noprefix('datadir', d)} \
               --libdir ${@noprefix('libdir', d)} \
               --libexecdir ${@noprefix('libexecdir', d)} \
               --includedir ${@noprefix('includedir', d)} \
               --mandir ${@noprefix('mandir', d)} \
               --infodir ${@noprefix('infodir', d)} \
               --sysconfdir ${sysconfdir} \
               --localstatedir ${localstatedir} \
               --sharedstatedir ${sharedstatedir} \
               --wrap-mode nodownload \
               --native-file ${WORKDIR}/meson.native"

 EXTRA_OEMESON:append = " ${PACKAGECONFIG_CONFARGS}"

 MESON_CROSS_FILE = ""
 MESON_CROSS_FILE:class-target = "--cross-file ${WORKDIR}/meson.cross"
 MESON_CROSS_FILE:class-nativesdk = "--cross-file ${WORKDIR}/meson.cross"

 # Needed to set up qemu wrapper below
 export STAGING_DIR_HOST

 def rust_tool(d, target_var):
     rustc = d.getVar('RUSTC')
     if not rustc:
         return ""
     cmd = [rustc, "--target", d.getVar(target_var)] + d.getVar("RUSTFLAGS").split()
     return "rust = %s" % repr(cmd)

 addtask write_config before do_configure
 do_write_config[vardeps] += "CC CXX AR NM STRIP READELF OBJCOPY CFLAGS CXXFLAGS LDFLAGS RUSTC RUSTFLAGS EXEWRAPPER_ENABLED"
 do_write_config() {
     # This needs to be Py to split the args into single-element lists
     cat >${WORKDIR}/meson.cross <<EOF
 [binaries]
 c = ${@meson_array('CC', d)}
 cpp = ${@meson_array('CXX', d)}
 cython = 'cython3'
 ar = ${@meson_array('AR', d)}
 nm = ${@meson_array('NM', d)}
 strip = ${@meson_array('STRIP', d)}
 readelf = ${@meson_array('READELF', d)}
 objcopy = ${@meson_array('OBJCOPY', d)}
 pkgconfig = 'pkg-config'
 llvm-config = 'llvm-config'
 cups-config = 'cups-config'
 g-ir-scanner = '${STAGING_BINDIR}/g-ir-scanner-wrapper'
 g-ir-compiler = '${STAGING_BINDIR}/g-ir-compiler-wrapper'
 ${@rust_tool(d, "RUST_HOST_SYS")}
 ${@"exe_wrapper = '${WORKDIR}/meson-qemuwrapper'" if d.getVar('EXEWRAPPER_ENABLED') == 'True' else ""}

 [built-in options]
 c_args = ${@meson_array('CFLAGS', d)}
 c_link_args = ${@meson_array('LDFLAGS', d)}
 cpp_args = ${@meson_array('CXXFLAGS', d)}
 cpp_link_args = ${@meson_array('LDFLAGS', d)}

 [properties]
 needs_exe_wrapper = true

 [host_machine]
 system = '${@meson_operating_system('HOST_OS', d)}'
 cpu_family = '${@meson_cpu_family('HOST_ARCH', d)}'
 cpu = '${HOST_ARCH}'
 endian = '${@meson_endian('HOST', d)}'

 [target_machine]
 system = '${@meson_operating_system('TARGET_OS', d)}'
 cpu_family = '${@meson_cpu_family('TARGET_ARCH', d)}'
 cpu = '${TARGET_ARCH}'
 endian = '${@meson_endian('TARGET', d)}'
 EOF

     cat >${WORKDIR}/meson.native <<EOF
 [binaries]
 c = ${@meson_array('BUILD_CC', d)}
 cpp = ${@meson_array('BUILD_CXX', d)}
 cython = 'cython3'
 ar = ${@meson_array('BUILD_AR', d)}
 nm = ${@meson_array('BUILD_NM', d)}
 strip = ${@meson_array('BUILD_STRIP', d)}
 readelf = ${@meson_array('BUILD_READELF', d)}
 objcopy = ${@meson_array('BUILD_OBJCOPY', d)}
 llvm-config = '${STAGING_BINDIR_NATIVE}/llvm-config'
 pkgconfig = 'pkg-config-native'
 ${@rust_tool(d, "RUST_BUILD_SYS")}

 [built-in options]
 c_args = ${@meson_array('BUILD_CFLAGS', d)}
 c_link_args = ${@meson_array('BUILD_LDFLAGS', d)}
 cpp_args = ${@meson_array('BUILD_CXXFLAGS', d)}
 cpp_link_args = ${@meson_array('BUILD_LDFLAGS', d)}
 EOF
 }

 do_write_config:append:class-target() {
     # Write out a qemu wrapper that will be used as exe_wrapper so that meson
     # can run target helper binaries through that.
     qemu_binary="${@qemu_wrapper_cmdline(d, '$STAGING_DIR_HOST', ['$STAGING_DIR_HOST/${libdir}','$STAGING_DIR_HOST/${base_libdir}'])}"
     cat > ${WORKDIR}/meson-qemuwrapper << EOF
 #!/bin/sh
 # Use a modules directory which doesn't exist so we don't load random things
 # which may then get deleted (or their dependencies) and potentially segfault
 export GIO_MODULE_DIR=${STAGING_LIBDIR}/gio/modules-dummy

 # meson sets this wrongly (only to libs in build-dir), qemu_wrapper_cmdline() and GIR_EXTRA_LIBS_PATH take care of it properly
 unset LD_LIBRARY_PATH

 $qemu_binary "\$@"
 EOF
     chmod +x ${WORKDIR}/meson-qemuwrapper
 }

 # Tell externalsrc that changes to this file require a reconfigure
 CONFIGURE_FILES = "meson.build"

 meson_do_configure() {
     # Meson requires this to be 'bfd, 'lld' or 'gold' from 0.53 onwards
     # https://github.com/mesonbuild/meson/commit/ef9aeb188ea2bc7353e59916c18901cde90fa2b3
     unset LD

     # Work around "Meson fails if /tmp is mounted with noexec #2972"
     mkdir -p "${B}/meson-private/tmp"
     export TMPDIR="${B}/meson-private/tmp"
     bbnote Executing meson ${EXTRA_OEMESON}...
     if ! meson setup ${MESONOPTS} "${MESON_SOURCEPATH}" "${B}" ${MESON_CROSS_FILE} ${EXTRA_OEMESON}; then
         bbfatal_log meson failed
     fi
 }

 python meson_do_qa_configure() {
     import re
     warn_re = re.compile(r"^WARNING: Cross property (.+) is using default value (.+)$", re.MULTILINE)
     with open(d.expand("${B}/meson-logs/meson-log.txt")) as logfile:
         log = logfile.read()
     for (prop, value) in warn_re.findall(log):
         bb.warn("Meson cross property %s used without explicit assignment, defaulting to %s" % (prop, value))
 }
 do_configure[postfuncs] += "meson_do_qa_configure"

 do_compile[progress] = "outof:^\[(\d+)/(\d+)\]\s+"
 meson_do_compile() {
     meson compile -v ${PARALLEL_MAKE} ${MESON_TARGET}
 }

 meson_do_install() {
     meson install --destdir ${D} --no-rebuild
 }

 EXPORT_FUNCTIONS do_configure do_compile do_install
	#
	# Copyright OpenEmbedded Contributors
	#
	# SPDX-License-Identifier: MIT
	#

	inherit python3native meson-routines qemu

	DEPENDS:append = " meson-native ninja-native"

	EXEWRAPPER_ENABLED:class-native = "False"
	EXEWRAPPER_ENABLED:class-nativesdk = "False"
	EXEWRAPPER_ENABLED ?= "${@bb.utils.contains('MACHINE_FEATURES', 'qemu-usermode', 'True', 'False', d)}"
	DEPENDS:append = "${@' qemu-native' if d.getVar('EXEWRAPPER_ENABLED') == 'True' else ''}"

	# As Meson enforces out-of-tree builds we can just use cleandirs
	B = "${WORKDIR}/build"
	do_configure[cleandirs] = "${B}"

	# Where the meson.build build configuration is
	MESON_SOURCEPATH = "${S}"

	# The target to build in do_compile. If unset the default targets are built.
	MESON_TARGET ?= ""

	def noprefix(var, d):
	return d.getVar(var).replace(d.getVar('prefix') + '/', '', 1)

	MESON_BUILDTYPE ?= "${@oe.utils.vartrue('DEBUG_BUILD', 'debug', 'plain', d)}"
	MESON_BUILDTYPE[vardeps] += "DEBUG_BUILD"
	MESONOPTS = " --prefix ${prefix} \
	--buildtype ${MESON_BUILDTYPE} \
	--bindir ${@noprefix('bindir', d)} \
	--sbindir ${@noprefix('sbindir', d)} \
	--datadir ${@noprefix('datadir', d)} \
	--libdir ${@noprefix('libdir', d)} \
	--libexecdir ${@noprefix('libexecdir', d)} \
	--includedir ${@noprefix('includedir', d)} \
	--mandir ${@noprefix('mandir', d)} \
	--infodir ${@noprefix('infodir', d)} \
	--sysconfdir ${sysconfdir} \
	--localstatedir ${localstatedir} \
	--sharedstatedir ${sharedstatedir} \
	--wrap-mode nodownload \
	--native-file ${WORKDIR}/meson.native"

	EXTRA_OEMESON:append = " ${PACKAGECONFIG_CONFARGS}"

	MESON_CROSS_FILE = ""
	MESON_CROSS_FILE:class-target = "--cross-file ${WORKDIR}/meson.cross"
	MESON_CROSS_FILE:class-nativesdk = "--cross-file ${WORKDIR}/meson.cross"

	# Needed to set up qemu wrapper below
	export STAGING_DIR_HOST

	def rust_tool(d, target_var):
	rustc = d.getVar('RUSTC')
	if not rustc:
	return ""
	cmd = [rustc, "--target", d.getVar(target_var)] + d.getVar("RUSTFLAGS").split()
	return "rust = %s" % repr(cmd)

	addtask write_config before do_configure
	do_write_config[vardeps] += "CC CXX AR NM STRIP READELF OBJCOPY CFLAGS CXXFLAGS LDFLAGS RUSTC RUSTFLAGS EXEWRAPPER_ENABLED"
	do_write_config() {
	# This needs to be Py to split the args into single-element lists
	cat >${WORKDIR}/meson.cross <<EOF
	[binaries]
	c = ${@meson_array('CC', d)}
	cpp = ${@meson_array('CXX', d)}
	cython = 'cython3'
	ar = ${@meson_array('AR', d)}
	nm = ${@meson_array('NM', d)}
	strip = ${@meson_array('STRIP', d)}
	readelf = ${@meson_array('READELF', d)}
	objcopy = ${@meson_array('OBJCOPY', d)}
	pkgconfig = 'pkg-config'
	llvm-config = 'llvm-config'
	cups-config = 'cups-config'
	g-ir-scanner = '${STAGING_BINDIR}/g-ir-scanner-wrapper'
	g-ir-compiler = '${STAGING_BINDIR}/g-ir-compiler-wrapper'
	${@rust_tool(d, "RUST_HOST_SYS")}
	${@"exe_wrapper = '${WORKDIR}/meson-qemuwrapper'" if d.getVar('EXEWRAPPER_ENABLED') == 'True' else ""}

	[built-in options]
	c_args = ${@meson_array('CFLAGS', d)}
	c_link_args = ${@meson_array('LDFLAGS', d)}
	cpp_args = ${@meson_array('CXXFLAGS', d)}
	cpp_link_args = ${@meson_array('LDFLAGS', d)}

	[properties]
	needs_exe_wrapper = true

	[host_machine]
	system = '${@meson_operating_system('HOST_OS', d)}'
	cpu_family = '${@meson_cpu_family('HOST_ARCH', d)}'
	cpu = '${HOST_ARCH}'
	endian = '${@meson_endian('HOST', d)}'

	[target_machine]
	system = '${@meson_operating_system('TARGET_OS', d)}'
	cpu_family = '${@meson_cpu_family('TARGET_ARCH', d)}'
	cpu = '${TARGET_ARCH}'
	endian = '${@meson_endian('TARGET', d)}'
	EOF

	cat >${WORKDIR}/meson.native <<EOF
	[binaries]
	c = ${@meson_array('BUILD_CC', d)}
	cpp = ${@meson_array('BUILD_CXX', d)}
	cython = 'cython3'
	ar = ${@meson_array('BUILD_AR', d)}
	nm = ${@meson_array('BUILD_NM', d)}
	strip = ${@meson_array('BUILD_STRIP', d)}
	readelf = ${@meson_array('BUILD_READELF', d)}
	objcopy = ${@meson_array('BUILD_OBJCOPY', d)}
	llvm-config = '${STAGING_BINDIR_NATIVE}/llvm-config'
	pkgconfig = 'pkg-config-native'
	${@rust_tool(d, "RUST_BUILD_SYS")}

	[built-in options]
	c_args = ${@meson_array('BUILD_CFLAGS', d)}
	c_link_args = ${@meson_array('BUILD_LDFLAGS', d)}
	cpp_args = ${@meson_array('BUILD_CXXFLAGS', d)}
	cpp_link_args = ${@meson_array('BUILD_LDFLAGS', d)}
	EOF
	}

	do_write_config:append:class-target() {
	# Write out a qemu wrapper that will be used as exe_wrapper so that meson
	# can run target helper binaries through that.
	qemu_binary="${@qemu_wrapper_cmdline(d, '$STAGING_DIR_HOST', ['$STAGING_DIR_HOST/${libdir}','$STAGING_DIR_HOST/${base_libdir}'])}"
	cat > ${WORKDIR}/meson-qemuwrapper << EOF
	#!/bin/sh
	# Use a modules directory which doesn't exist so we don't load random things
	# which may then get deleted (or their dependencies) and potentially segfault
	export GIO_MODULE_DIR=${STAGING_LIBDIR}/gio/modules-dummy

	# meson sets this wrongly (only to libs in build-dir), qemu_wrapper_cmdline() and GIR_EXTRA_LIBS_PATH take care of it properly
	unset LD_LIBRARY_PATH

	$qemu_binary "\$@"
	EOF
	chmod +x ${WORKDIR}/meson-qemuwrapper
	}

	# Tell externalsrc that changes to this file require a reconfigure
	CONFIGURE_FILES = "meson.build"

	meson_do_configure() {
	# Meson requires this to be 'bfd, 'lld' or 'gold' from 0.53 onwards
	# https://github.com/mesonbuild/meson/commit/ef9aeb188ea2bc7353e59916c18901cde90fa2b3
	unset LD

	# Work around "Meson fails if /tmp is mounted with noexec #2972"
	mkdir -p "${B}/meson-private/tmp"
	export TMPDIR="${B}/meson-private/tmp"
	bbnote Executing meson ${EXTRA_OEMESON}...
	if ! meson setup ${MESONOPTS} "${MESON_SOURCEPATH}" "${B}" ${MESON_CROSS_FILE} ${EXTRA_OEMESON}; then
	bbfatal_log meson failed
	fi
	}

	python meson_do_qa_configure() {
	import re
	warn_re = re.compile(r"^WARNING: Cross property (.+) is using default value (.+)$", re.MULTILINE)
	with open(d.expand("${B}/meson-logs/meson-log.txt")) as logfile:
	log = logfile.read()
	for (prop, value) in warn_re.findall(log):
	bb.warn("Meson cross property %s used without explicit assignment, defaulting to %s" % (prop, value))
	}
	do_configure[postfuncs] += "meson_do_qa_configure"

	do_compile[progress] = "outof:^\[(\d+)/(\d+)\]\s+"
	meson_do_compile() {
	meson compile -v ${PARALLEL_MAKE} ${MESON_TARGET}
	}

	meson_do_install() {
	meson install --destdir ${D} --no-rebuild
	}

	EXPORT_FUNCTIONS do_configure do_compile do_install