klibc.inc 3.2 KB

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  1. DESCRIPTION = "klibc is intended to be a minimalistic libc subset for \
  2. use with initramfs. It is deliberately written for small size, \
  3. minimal entaglement, and portability, not speed."
  4. SECTION = "libs"
  5. LICENSE = "BSD-3-Clause & GPL-2.0 & MIT & Zlib"
  6. LIC_FILES_CHKSUM = "file://usr/klibc/LICENSE;md5=d75181f10e998c21eb147f6d2e43ce8b"
  7. DEPENDS = "linux-libc-headers perl-native"
  8. SRC_URI = "${KERNELORG_MIRROR}/linux/libs/klibc/2.0/klibc-${PV}.tar.xz \
  9. ${ARMPATCHES} \
  10. file://klcc-consider-sysroot.patch \
  11. file://klcc-cross-accept-clang-options.patch \
  12. file://0001-dash-Specify-format-string-in-fmtstr.patch \
  13. file://0001-Define-in_-structs-for-non-glibc-system-libs.patch \
  14. file://0001-include-linux-sysinfo.h-directly.patch \
  15. file://0001-mkfifo-Implement-mkfifo.patch \
  16. file://0001-always-use-bfd-linker.patch \
  17. file://0001-Kbuild.klibc-Use-print-libgcc-file-name-instead-of-p.patch \
  18. file://0001-Kbuild.klibc-Add-path-to-compiler-headers-via-isyste.patch \
  19. file://0001-arm-Do-not-set-a-fallback-march-and-mtune.patch \
  20. file://0001-klibc_2.0.4-add-kexec_file_load-syscall.patch \
  21. file://0001-klibc-add-getrandom-syscall.patch \
  22. file://0001-klibc-Kbuild-Accept-EXTRA_KLIBCAFLAGS.patch \
  23. file://0001-Define-ulocked_-fgets-fread-fwrite-aliases.patch \
  24. "
  25. ARMPATCHES ?= ""
  26. ARMPATCHES_arm = " \
  27. file://armv4-fix-v4bx.patch \
  28. "
  29. SRC_URI[md5sum] = "712f8bc1a069e03d92584b7f5380c521"
  30. SRC_URI[sha256sum] = "abef2637ca823485d9c90ce9512e2b08a65047ec4da204635eeaef95a41a9122"
  31. S = "${WORKDIR}/klibc-${PV}"
  32. OPTFLAGS = "${TUNE_CCARGS} -Os"
  33. OPTFLAGS_append_toolchain-clang = " -fno-builtin-bcmp"
  34. OPTFLAGS_append_toolchain-clang_mipsarch = " -no-integrated-as"
  35. PARALLEL_MAKE = ""
  36. EXTRA_OEMAKE = "'KLIBCARCH=${KLIBC_ARCH}' \
  37. 'CROSS_COMPILE=${TARGET_PREFIX}' \
  38. 'KLIBCKERNELSRC=${STAGING_DIR_TARGET}${exec_prefix}' \
  39. 'KLIBCLIBGCC=${STAGING_DIR_TARGET}${libdir}/${TARGET_SYS}/*/libgcc.a' \
  40. 'prefix=${exec_prefix}' \
  41. 'INSTALLROOT=${D}' \
  42. 'INSTALLDIR=${libdir}/klibc' \
  43. 'SHLIBDIR=${libdir}' \
  44. '${KLIBCTHUMB}' \
  45. 'KLIBCOPTFLAGS=${OPTFLAGS}' \
  46. V=1 \
  47. "
  48. export FIX_ARMV4_EABI_BX = "${FIX_V4BX}"
  49. KLIBCTHUMB = "${@['CONFIG_KLIBC_THUMB=n', 'CONFIG_KLIBC_THUMB=y'][(d.getVar('ARM_INSTRUCTION_SET') == 'thumb')]}"
  50. do_configure () {
  51. ln -sf "${STAGING_DIR_TARGET}${exec_prefix}" linux
  52. }
  53. do_compile_prepend_toolchain-clang() {
  54. sed -i -e 's#$(KLIBCROSS)gcc#$(KLIBCROSS)clang#g' ${S}/Makefile
  55. }
  56. INHIBIT_PACKAGE_STRIP = "1"
  57. INHIBIT_PACKAGE_DEBUG_SPLIT = "1"
  58. INSANE_SKIP_${PN} = "already-stripped"
  59. INSANE_SKIP_libklibc-dev = "dev-elf"
  60. KLIBC_ARCH = "${TARGET_ARCH}"
  61. KLIBC_ARCH_aarch64 = "arm64"
  62. KLIBC_ARCH_armeb = "arm"
  63. KLIBC_ARCH_mipsel = "mips"
  64. KLIBC_ARCH_mips64el = "mips64"
  65. KLIBC_ARCH_x86 = "i386"
  66. KLIBC_ARCH_x86-64 = "x86_64"
  67. KLIBC_ARCH_powerpc = "ppc"
  68. KLIBC_ARCH_powerpc64 = "ppc64"
  69. KLIBC_ARCH_powerpc64le = "ppc64"
  70. THIS_LIBKLIBC = "libklibc (= ${PV}-${PR})"