Squashed 'yocto-poky/' content from commit ea562de

git-subtree-dir: yocto-poky
git-subtree-split: ea562de57590c966cd5a75fda8defecd397e6436
diff --git a/meta/recipes-extended/grep/grep_2.21.bb b/meta/recipes-extended/grep/grep_2.21.bb
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+SUMMARY = "GNU grep utility"
+HOMEPAGE = "http://savannah.gnu.org/projects/grep/"
+BUGTRACKER = "http://savannah.gnu.org/bugs/?group=grep"
+SECTION = "console/utils"
+LICENSE = "GPLv3"
+LIC_FILES_CHKSUM = "file://COPYING;md5=8006d9c814277c1bfc4ca22af94b59ee"
+
+SRC_URI = "${GNU_MIRROR}/grep/grep-${PV}.tar.xz \
+           file://0001-Unset-need_charset_alias-when-building-for-musl.patch \
+           file://grep-fix-CVE-2015-1345.patch \
+          "
+
+SRC_URI[md5sum] = "43c48064d6409862b8a850db83c8038a"
+SRC_URI[sha256sum] = "5244a11c00dee8e7e5e714b9aaa053ac6cbfa27e104abee20d3c778e4bb0e5de"
+
+inherit autotools gettext texinfo
+
+EXTRA_OECONF = "--disable-perl-regexp"
+
+do_configure_prepend () {
+	rm -f ${S}/m4/init.m4
+}
+
+do_install () {
+	autotools_do_install
+	install -d ${D}${base_bindir}
+	mv ${D}${bindir}/grep ${D}${base_bindir}/grep
+	mv ${D}${bindir}/egrep ${D}${base_bindir}/egrep
+	mv ${D}${bindir}/fgrep ${D}${base_bindir}/fgrep
+	rmdir ${D}${bindir}/
+}
+
+inherit update-alternatives
+
+ALTERNATIVE_PRIORITY = "100"
+
+ALTERNATIVE_${PN} = "grep egrep fgrep"
+ALTERNATIVE_LINK_NAME[grep] = "${base_bindir}/grep"
+ALTERNATIVE_LINK_NAME[egrep] = "${base_bindir}/egrep"
+ALTERNATIVE_LINK_NAME[fgrep] = "${base_bindir}/fgrep"
+
+export CONFIG_SHELL="/bin/sh"