1# Copyright (C) 2014 Khem Raj <raj.khem@gmail.com> 2# Released under the MIT license (see COPYING.MIT for the terms) 3 4require musl.inc 5inherit linuxloader 6 7SRCREV = "aad50fcd791e009961621ddfbe3d4c245fd689a3" 8 9BASEVER = "1.2.2" 10 11PV = "${BASEVER}+git${SRCPV}" 12 13# mirror is at git://github.com/kraj/musl.git 14 15SRC_URI = "git://git.musl-libc.org/musl \ 16 file://0001-Make-dynamic-linker-a-relative-symlink-to-libc.patch \ 17 file://0002-ldso-Use-syslibdir-and-libdir-as-default-pathes-to-l.patch \ 18 file://0001-riscv-Rename-__NR_fstatat-__NR_newfstatat.patch \ 19 " 20 21S = "${WORKDIR}/git" 22 23PROVIDES += "virtual/libc virtual/libiconv virtual/libintl virtual/crypt" 24 25DEPENDS = "virtual/${TARGET_PREFIX}binutils \ 26 virtual/${TARGET_PREFIX}gcc \ 27 libgcc-initial \ 28 linux-libc-headers \ 29 bsd-headers \ 30 libssp-nonshared \ 31 " 32GLIBC_LDSO = "${@get_glibc_loader(d)}" 33MUSL_LDSO_ARCH = "${@get_musl_loader_arch(d)}" 34 35export CROSS_COMPILE="${TARGET_PREFIX}" 36 37LDFLAGS += "-Wl,-soname,libc.so" 38 39# When compiling for Thumb or Thumb2, frame pointers _must_ be disabled since the 40# Thumb frame pointer in r7 clashes with musl's use of inline asm to make syscalls 41# (where r7 is used for the syscall NR). In most cases, frame pointers will be 42# disabled automatically due to the optimisation level, but append an explicit 43# -fomit-frame-pointer to handle cases where optimisation is set to -O0 or frame 44# pointers have been enabled by -fno-omit-frame-pointer earlier in CFLAGS, etc. 45CFLAGS:append:arm = " ${@bb.utils.contains('TUNE_CCARGS', '-mthumb', '-fomit-frame-pointer', '', d)}" 46 47CONFIGUREOPTS = " \ 48 --prefix=${prefix} \ 49 --exec-prefix=${exec_prefix} \ 50 --bindir=${bindir} \ 51 --libdir=${libdir} \ 52 --includedir=${includedir} \ 53 --syslibdir=/lib \ 54" 55 56do_configure() { 57 ${S}/configure ${CONFIGUREOPTS} 58} 59 60do_compile() { 61 oe_runmake 62} 63 64do_install() { 65 oe_runmake install DESTDIR='${D}' 66 install -d ${D}${bindir} ${D}/lib ${D}${sysconfdir} 67 echo "${base_libdir}" > ${D}${sysconfdir}/ld-musl-${MUSL_LDSO_ARCH}.path 68 echo "${libdir}" >> ${D}${sysconfdir}/ld-musl-${MUSL_LDSO_ARCH}.path 69 rm -f ${D}${bindir}/ldd ${D}${GLIBC_LDSO} 70 lnr ${D}${libdir}/libc.so ${D}${bindir}/ldd 71} 72 73FILES:${PN} += "/lib/ld-musl-${MUSL_LDSO_ARCH}.so.1 ${sysconfdir}/ld-musl-${MUSL_LDSO_ARCH}.path" 74FILES:${PN}-staticdev = "${libdir}/libc.a" 75FILES:${PN}-dev =+ "${libdir}/libcrypt.a ${libdir}/libdl.a ${libdir}/libm.a \ 76 ${libdir}/libpthread.a ${libdir}/libresolv.a \ 77 ${libdir}/librt.a ${libdir}/libutil.a ${libdir}/libxnet.a \ 78 " 79 80RDEPENDS:${PN}-dev += "linux-libc-headers-dev bsd-headers-dev libssp-nonshared-staticdev" 81RPROVIDES:${PN}-dev += "libc-dev virtual-libc-dev" 82RPROVIDES:${PN} += "ldd libsegfault rtld(GNU_HASH)" 83 84LEAD_SONAME = "libc.so" 85INSANE_SKIP:${PN}-dev = "staticdev" 86INSANE_SKIP:${PN} = "libdir" 87 88UPSTREAM_CHECK_COMMITS = "1" 89