diff options
Diffstat (limited to 'import-layers/yocto-poky/meta/recipes-core/glibc/glibc.inc')
-rw-r--r-- | import-layers/yocto-poky/meta/recipes-core/glibc/glibc.inc | 80 |
1 files changed, 80 insertions, 0 deletions
diff --git a/import-layers/yocto-poky/meta/recipes-core/glibc/glibc.inc b/import-layers/yocto-poky/meta/recipes-core/glibc/glibc.inc new file mode 100644 index 000000000..bf1dccdeb --- /dev/null +++ b/import-layers/yocto-poky/meta/recipes-core/glibc/glibc.inc @@ -0,0 +1,80 @@ +require glibc-common.inc +require glibc-ld.inc +require glibc-testing.inc + +STAGINGCC = "gcc-cross-initial-${TARGET_ARCH}" +STAGINGCC_class-nativesdk = "gcc-crosssdk-initial-${TARGET_ARCH}" +PATH_prepend = "${STAGING_BINDIR_TOOLCHAIN}.${STAGINGCC}:" + +TOOLCHAIN_OPTIONS = " --sysroot=${STAGING_DIR_TCBOOTSTRAP}" + +python () { + opt_effective = "-O" + for opt in d.getVar('SELECTED_OPTIMIZATION', True).split(): + if opt in ("-O0", "-O", "-O1", "-O2", "-O3", "-Os"): + opt_effective = opt + if opt_effective == "-O0": + bb.fatal("%s can't be built with %s, try -O1 instead" % (d.getVar('PN', True), opt_effective)) + if opt_effective in ("-O", "-O1", "-Os"): + bb.note("%s doesn't build cleanly with %s, adding -Wno-error to SELECTED_OPTIMIZATION" % (d.getVar('PN', True), opt_effective)) + d.appendVar("SELECTED_OPTIMIZATION", " -Wno-error") +} + +# siteconfig.bbclass runs configure which needs a working compiler +# For the compiler to work we need a working libc yet libc isn't +# in the sysroots directory at this point. This means the libc.so +# linker script won't work as the --sysroot setting isn't correct. +# Here we create a hacked up libc linker script and pass in the right +# flags to let configure work. Ugly. +EXTRASITECONFIG = "CFLAGS='${CFLAGS} -Wl,-L${WORKDIR}/site_config_libc -L${WORKDIR}/site_config_libc -L${SYSROOT_DESTDIR}${libdir} -L${SYSROOT_DESTDIR}${base_libdir} -Wl,-L${SYSROOT_DESTDIR}${libdir} -Wl,-L${SYSROOT_DESTDIR}${base_libdir}'" +siteconfig_do_siteconfig_gencache_prepend = " \ + mkdir -p ${WORKDIR}/site_config_libc; \ + cp ${SYSROOT_DESTDIR}${libdir}/libc.so ${WORKDIR}/site_config_libc; \ + sed -i -e 's# ${base_libdir}# ${SYSROOT_DESTDIR}${base_libdir}#g' -e 's# ${libdir}# ${SYSROOT_DESTDIR}${libdir}#g' ${WORKDIR}/site_config_libc/libc.so; \ +" + +# nptl needs unwind support in gcc, which can't be built without glibc. +DEPENDS = "virtual/${TARGET_PREFIX}gcc-initial libgcc-initial linux-libc-headers virtual/${TARGET_PREFIX}libc-initial" +# nptl needs libgcc but dlopens it, so our shlibs code doesn't detect this +#RDEPENDS_${PN} += "${@['','libgcc']['nptl' in '${GLIBC_ADDONS}']}" +PROVIDES = "virtual/libc virtual/${TARGET_PREFIX}libc-for-gcc" +PROVIDES += "virtual/libintl virtual/libiconv" +inherit autotools texinfo distro_features_check systemd + +LEAD_SONAME = "libc.so" + +CACHED_CONFIGUREVARS += " \ + ac_cv_path_BASH_SHELL=${base_bindir}/bash \ + libc_cv_slibdir=${base_libdir} \ + libc_cv_rootsbindir=${base_sbindir} \ + libc_cv_localedir=${localedir} \ + libc_cv_ssp_strong=no \ + libc_cv_ssp=no \ +" + +GLIBC_EXTRA_OECONF ?= "" +GLIBC_EXTRA_OECONF_class-nativesdk = "" +INHIBIT_DEFAULT_DEPS = "1" + +# This needs to match with glibc-collateral.inc, otherwise glibc-scripts and glibc-locale +# will fail to find main glibc, for details see +# http://lists.openembedded.org/pipermail/openembedded-core/2015-January/100679.html +ARM_INSTRUCTION_SET = "arm" + +# glibc uses PARALLELMFLAGS variable to pass parallel build info so transfer +# PARALLEL_MAKE into PARALLELMFLAGS and empty out PARALLEL_MAKE +EGLIBCPARALLELISM := "PARALLELMFLAGS="${PARALLEL_MAKE}"" +EXTRA_OEMAKE[vardepsexclude] += "EGLIBCPARALLELISM" +EXTRA_OEMAKE += "${EGLIBCPARALLELISM}" +PARALLEL_MAKE = "" + +# glibc make-syscalls.sh has a number of issues with /bin/dash and +# it's output which make calls via the SHELL also has issues, so +# ensure make uses /bin/bash +EXTRA_OEMAKE += "SHELL=/bin/bash" + +do_configure_prepend() { + sed -e "s#@BASH@#/bin/sh#" -i ${S}/elf/ldd.bash.in +} + +GLIBC_ADDONS ?= "nptl,libidn" |