meta-initramfs: import klibc recipe and bbclass from meta-oe

Signed-off-by: Andrea Adami <andrea.adami@gmail.com>
Signed-off-by: Koen Kooi <koen@dominion.thruhere.net>

meta-initramfs/recipes-devtools/klibc/klibc.inc

@@ -0,0 +1,48 @@
+DEPENDS = "virtual/kernel perl-native"
+SECTION = "libs"
+DESCRIPTION = "klibc is intended to be a minimalistic libc subset for \
+use with initramfs.  It is deliberately written for small size, \
+minimal entaglement, and portability, not speed."
+LICENSE = "BSD-ADV"
+LIC_FILES_CHKSUM = "file://usr/klibc/LICENSE;md5=d75181f10e998c21eb147f6d2e43ce8b"
+
+PACKAGE_ARCH = "${MACHINE_ARCH}"
+
+# Prevents do_package failures with:
+# debugsources.list: No such file or directory:
+INHIBIT_PACKAGE_DEBUG_SPLIT = "1"
+
+INC_PR = "r0"
+
+KLIBC_ARCH = '${TARGET_ARCH}'
+KLIBC_ARCH_armeb = 'arm'
+KLIBC_ARCH_mipsel = 'mips'
+KLIBC_ARCH_x86 = 'i386'
+KLIBC_ARCH_i486 = 'i386'
+KLIBC_ARCH_i586 = 'i386'
+KLIBC_ARCH_i686 = 'i386'
+KLIBC_ARCH_pentium = 'i386'
+
+KLIBC_FETCHDIR = "1.5"
+SRC_URI = "${KERNELORG_MIRROR}/linux/libs/klibc/${KLIBC_FETCHDIR}/klibc-${PV}.tar.bz2"
+
+SRC_URI_append_linux-gnueabi = " file://klibc-config-eabi.patch"
+SRC_URI_append_linux-uclibceabi = " file://klibc-config-eabi.patch"
+
+SRC_URI += "file://fstype-sane-vfat-and-jffs2-for-1.5.patch \
+            file://modprobe.patch \
+            file://dash_readopt.patch \
+            file://wc.patch \
+            file://staging.patch \
+            "
+
+S = "${WORKDIR}/klibc-${PV}"
+
+EXTRA_OEMAKE = "'KLIBCARCH=${KLIBC_ARCH}' \
+                'CROSS_COMPILE=${TARGET_PREFIX}' \
+                'KLIBCKERNELSRC=${STAGING_KERNEL_DIR}' \
+                "
+
+do_configure () {
+        ln -sf ${STAGING_KERNEL_DIR} linux
+}