[patch] fix compilation against musl

0001-sys-boot-grub-fix-compilation-against-musl.patch (text/plain), 21.91 KB, created by Travis Tilley on 2015-03-20 03:20:10 UTC

From 9cad62b20ebc9bc3a20deae29177353b2ff31839 Mon Sep 17 00:00:00 2001
From: layman <layman@localhost>
Date: Thu, 19 Mar 2015 23:14:33 -0400
Subject: [PATCH] sys-boot/grub: fix compilation against musl

---
 sys-boot/grub/Manifest                             |  10 +
 sys-boot/grub/files/grub-2.00_musl.patch           |  49 +++
 .../grub/files/grub-2.02-musl-no-error.h.patch     |  38 +++
 sys-boot/grub/files/grub.conf.gentoo               |  16 +
 sys-boot/grub/files/grub.default-2                 |  46 +++
 sys-boot/grub/files/grub.default-3                 |  63 ++++
 sys-boot/grub/grub-2.02_beta2-r7.ebuild            | 328 +++++++++++++++++++++
 7 files changed, 550 insertions(+)
 create mode 100644 sys-boot/grub/Manifest
 create mode 100644 sys-boot/grub/files/grub-2.00_musl.patch
 create mode 100644 sys-boot/grub/files/grub-2.02-musl-no-error.h.patch
 create mode 100644 sys-boot/grub/files/grub.conf.gentoo
 create mode 100644 sys-boot/grub/files/grub.default-2
 create mode 100644 sys-boot/grub/files/grub.default-3
 create mode 100644 sys-boot/grub/grub-2.02_beta2-r7.ebuild

diff --git a/sys-boot/grub/Manifest b/sys-boot/grub/Manifest
new file mode 100644
index 0000000..712a6ac
--- /dev/null
+++ b/sys-boot/grub/Manifest
@@ -0,0 +1,10 @@
+AUX grub-2.00_musl.patch 1728 SHA256 9efd0a83291ed49c30dc82dcc6347ab99c021e7d21e376fbf53f9a5628f6419b SHA512 699aea7d70d62705555c73eb7391c6f8b0b209a2662e21aed886c03c7ae80e9f8023c94434ec5a9c5ec125d8b6bf76b0d506b1b6efe887f216d5e3351d3b5ae8 WHIRLPOOL aaf4cd72019363d27a010766ddf187c46ef9fc9dc55d3cd423d8a501fb807e7d1f8188710825fa2ce4b10acb69ddfcd9b80c9a95b8ad860155e037e4770c72c7
+AUX grub-2.02-musl-no-error.h.patch 998 SHA256 d17d074f0ee51b9baff417bafdf5a63c96e33ab74aade4ac86ed753c24dec115 SHA512 51278d3c08cb06ed43759d5030df5229b618d6a4bc158f3b98a605ebacfac5172d871518563769987fe857d1730b37d78f84ae09edbd706edbb86860e794d80e WHIRLPOOL 59f9a9a22742a245e5d5d4f993bcbbd17700d975e51b37d71882c7d41b933c2e7d93f8451fc75d9556ad9fa35d1193941895ef4eeda0957d2fff02e2f1ff0a10
+AUX grub.conf.gentoo 591 SHA256 e656b5716d6a5904a035960b460494431d8c1327df51fcd9ffb39243425fe142 SHA512 23036b9e558b604082d9ae8c848f18ea552181416937e3ef62287e53c38086b8d7ffef0e67d04af04f05f5b23c6da7aaf1f1f23e0ee1cffd5dbd5320e8648cb1 WHIRLPOOL 184284cac00bc039d36c5b2f8d7be0f425e75ba904c4c04c2ec531a094cd191c42cb7382276e73a5d176e1661dcdd1bdc5e3806b9d7abe9b38563575ecb6ee76
+AUX grub.default-2 1602 SHA256 d1c11fb4decbae9a9827866ec2126b2c11a3d8f6b41278acad139b4dd34338c5 SHA512 15085cdfe706379d931c6841c34403ffcb46765be75425a29b563d69169124447606d8f8444945ed1148ac734da4f12f14a9b18abd6b0501974c1c770ad13c39 WHIRLPOOL 2f72b2a3d4048261cf3d5477b9a33264b3214a803eebcf4b782c33cf71d045e9be878407c64c720c2a7b260a65f8e32a61974c55ebd8d464e0b947133cdf49fd
+AUX grub.default-3 2189 SHA256 9632dad421161562dd3f2535f173b6c91741168232d9ef97af894377545e86d4 SHA512 5537884998a3a6f9d1bd926aabd33bd017e953594539dc85791aad0dc5c996e40109092aa9937a7dff34294c17b831c22677a7727c3027bbf7a9e840907893e7 WHIRLPOOL eaa9d50e1884ccde412803c2e939d328d64e469f7d3345057ce71eeebbf1c7e19ff62063323f62c274b306c56884e85e0d134e5c0fcba3254b7c1d25440e9a3a
+DIST dejavu-sans-ttf-2.34.zip 406977 SHA256 242e8c1cb2bdc7458bece02cca898f962c2bc919dcf67d97428149228290184d SHA512 dcd802b9c83cfa749b7542d0855eb1facb665a035af8c05f58830fce3ce37ba8d4a6f0353c07ae924c7fc25460d330b7312cbaffd34a2cb314a8e222de385c1b WHIRLPOOL d8b3289997cc39aca1c909ac1cae79727a19932f07b116a4a0bcc83e4a2f136d05d18c8ef2b05504a2f1f65eba85f93d61d52b0c913be7bb3e23f6a403eb6a82
+DIST grub-2.02_beta2-gentoo-r2.tar.xz 14200 SHA256 a8033930576386cda0b86c4e487a652f9556b2068d5ce4988619868112ddf732 SHA512 dc375eb3b3f79c2205fe3528d13693c2d2d0df95dd474e6b737f3cec66be8fc8a139f83254289c27abf1640f73f1fa769c21dc6214ba68fd6eeb116a402bdb55 WHIRLPOOL 93686f4fabf41318b4b01c2969f55644dc2978407da999bdd296713e974ac36f5de11a0e7b3e00588a90c03b36777b49fb7a79988d89b9436f582064faad17ec
+DIST grub-2.02~beta2.tar.xz 5798740 SHA256 f6c702b2a8ea58f27a2b02928bb77973cb5a827af08f63db38c471c0a01b418d SHA512 359903928febce1df53b3bd38aab701b4ea010dfad0dee434e853c865af4bbc60d115e61eac100c79f18d89aa78b2216ef20123f4ef04cc948ecbe226ea1a58c WHIRLPOOL f92e94f43888648484a972a0c82b0a2ac4dc7fbdd6e35ca8b11a6ee92168ac8cf7ee68987b84697ec46ad18189e5c5c9aee8105b91bb131cd7f6f499f45cd58f
+DIST unifont-7.0.06.pcf.gz 1359006 SHA256 acf516b464928244c25dd1afddd02f6f459686b5135685694d875d7eca8bf4f2 SHA512 a62f21366b51a582d2b5a66710c8a6183bc869407867da78e59ecec9dabcff7a2522a8bc454cf511592d336befea812d36622589ef119160fe3014d927fa11b3 WHIRLPOOL 9f431f9b6af23a87e3291e5c66d6f1e56f8c8ce23222821dbf41aa03edac4d80e8e6c5895c024951cf199d41904e6c9f830103427568a9b0386f68adc0a959d7
+EBUILD grub-2.02_beta2-r7.ebuild 8405 SHA256 0df4fb66bf9f1eed83108e346c7cf119252b11ffff051f566bfa2c789fdac944 SHA512 fb923c5324c78b2614867198ece5ce5dd89e54777c8c691e6eef7efb4ead896e6402bca31de1eac842044c37b728c722b146f1dd96f9de894274508eaf25727b WHIRLPOOL 174f8b45516e5c0904823cc5f6ec0b905f5c83adcbc64a24c0300ede97faafff08a1d6fe5f1877509267808d5c3d0001fc524af3a6ebcd1703c739403c1a78ac
diff --git a/sys-boot/grub/files/grub-2.00_musl.patch b/sys-boot/grub/files/grub-2.00_musl.patch
new file mode 100644
index 0000000..62b5893
--- /dev/null
+++ b/sys-boot/grub/files/grub-2.00_musl.patch
@@ -0,0 +1,49 @@
+diff -Naur a/grub-core/kern/emu/hostdisk.c b/grub-core/kern/emu/hostdisk.c
+--- a/grub-core/kern/emu/hostdisk.c	2012-06-25 04:32:04.000000000 -0400
++++ b/grub-core/kern/emu/hostdisk.c	2014-08-13 17:36:32.301106711 -0400
+@@ -44,11 +44,6 @@
+ #ifdef __linux__
+ # include <sys/ioctl.h>         /* ioctl */
+ # include <sys/mount.h>
+-# if !defined(__GLIBC__) || \
+-        ((__GLIBC__ < 2) || ((__GLIBC__ == 2) && (__GLIBC_MINOR__ < 1)))
+-/* Maybe libc doesn't have large file support.  */
+-#  include <linux/unistd.h>     /* _llseek */
+-# endif /* (GLIBC < 2) || ((__GLIBC__ == 2) && (__GLIBC_MINOR < 1)) */
+ # ifndef BLKFLSBUF
+ #  define BLKFLSBUF     _IO (0x12,97)   /* flush buffer cache */
+ # endif /* ! BLKFLSBUF */
+@@ -761,25 +756,6 @@
+ }
+ #endif /* __linux__ */
+ 
+-#if defined(__linux__) && (!defined(__GLIBC__) || \
+-        ((__GLIBC__ < 2) || ((__GLIBC__ == 2) && (__GLIBC_MINOR__ < 1))))
+-  /* Maybe libc doesn't have large file support.  */
+-grub_err_t
+-grub_util_fd_seek (int fd, const char *name, grub_uint64_t off)
+-{
+-  loff_t offset, result;
+-  static int _llseek (uint filedes, ulong hi, ulong lo,
+-		      loff_t *res, uint wh);
+-  _syscall5 (int, _llseek, uint, filedes, ulong, hi, ulong, lo,
+-	     loff_t *, res, uint, wh);
+-
+-  offset = (loff_t) off;
+-  if (_llseek (fd, offset >> 32, offset & 0xffffffff, &result, SEEK_SET))
+-    return grub_error (GRUB_ERR_BAD_DEVICE, N_("cannot seek `%s': %s"),
+-		       name, strerror (errno));
+-  return GRUB_ERR_NONE;
+-}
+-#else
+ grub_err_t
+ grub_util_fd_seek (int fd, const char *name, grub_uint64_t off)
+ {
+@@ -790,7 +766,6 @@
+ 		       name, strerror (errno));
+   return 0;
+ }
+-#endif
+ 
+ static void
+ flush_initial_buffer (const char *os_dev __attribute__ ((unused)))
diff --git a/sys-boot/grub/files/grub-2.02-musl-no-error.h.patch b/sys-boot/grub/files/grub-2.02-musl-no-error.h.patch
new file mode 100644
index 0000000..e469e94
--- /dev/null
+++ b/sys-boot/grub/files/grub-2.02-musl-no-error.h.patch
@@ -0,0 +1,38 @@
+diff --git a/configure.ac b/configure.ac
+index e4369ce..f699dec 100644
+--- a/configure.ac
++++ b/configure.ac
+@@ -382,6 +382,7 @@ fi
+ # Check for functions and headers.
+ AC_CHECK_FUNCS(posix_memalign memalign getextmntent)
+ AC_CHECK_HEADERS(sys/param.h sys/mount.h sys/mnttab.h sys/mkdev.h limits.h)
++AC_CHECK_HEADERS([error.h])
+ 
+ AC_CHECK_MEMBERS([struct statfs.f_fstypename],,,[$ac_includes_default
+ #include <sys/param.h>
+diff --git a/grub-core/kern/emu/misc.c b/grub-core/kern/emu/misc.c
+index 43471b4..2a8ddd7 100644
+--- a/grub-core/kern/emu/misc.c
++++ b/grub-core/kern/emu/misc.c
+@@ -20,7 +20,21 @@
+ #include <config.h>
+ 
+ #include <errno.h>
++
++#if defined(HAVE_ERROR_H)
+ #include <error.h>
++#else
++#include <err.h>
++#include <string.h>
++#define _musl_error(S, E, F, ...) do { \
++	if (E) \
++		err(S, F ": %s", ##__VA_ARGS__, strerror(E)); \
++	else \
++		err(S, F, ##__VA_ARGS__); \
++} while(0)
++#define error _musl_error
++#endif
++
+ #include <stdio.h>
+ #include <stdlib.h>
+ #include <stdint.h>
diff --git a/sys-boot/grub/files/grub.conf.gentoo b/sys-boot/grub/files/grub.conf.gentoo
new file mode 100644
index 0000000..984470b
--- /dev/null
+++ b/sys-boot/grub/files/grub.conf.gentoo
@@ -0,0 +1,16 @@
+# This is a sample grub.conf for use with Genkernel, per the Gentoo handbook
+# http://www.gentoo.org/doc/en/handbook/handbook-x86.xml?part=1&chap=10#doc_chap2
+# If you are not using Genkernel and you need help creating this file, you
+# should consult the handbook. Alternatively, consult the grub.conf.sample that
+# is included with the Grub documentation.
+
+default 0
+timeout 30
+#splashimage=(hd0,0)/boot/grub/splash.xpm.gz
+
+#title Gentoo Linux 3.8.13
+#root (hd0,0)
+#kernel /boot/kernel-genkernel-x86-3.8.13-gentoo root=/dev/sda3
+#initrd /boot/initramfs-genkernel-x86-3.8.13
+
+# vim:ft=conf:
diff --git a/sys-boot/grub/files/grub.default-2 b/sys-boot/grub/files/grub.default-2
new file mode 100644
index 0000000..5075314
--- /dev/null
+++ b/sys-boot/grub/files/grub.default-2
@@ -0,0 +1,46 @@
+# Copyright 1999-2013 Gentoo Foundation
+# Distributed under the terms of the GNU General Public License v2
+# $Header: /var/cvsroot/gentoo-x86/sys-boot/grub/files/grub.default-2,v 1.4 2013/09/21 18:10:55 floppym Exp $
+#
+# To populate all changes in this file you need to regenerate your
+# grub configuration file afterwards:
+#     'grub2-mkconfig -o /boot/grub/grub.cfg'
+#
+# See the grub info page for documentation on possible variables and
+# their associated values. 
+
+GRUB_DISTRIBUTOR="Gentoo"
+
+GRUB_DEFAULT=0
+GRUB_HIDDEN_TIMEOUT=0
+GRUB_HIDDEN_TIMEOUT_QUIET=true
+GRUB_TIMEOUT=10
+
+# Append parameters to the linux kernel command line
+# GRUB_CMDLINE_LINUX=""
+
+# Append parameters to the linux kernel command line for non-recovery entries
+#GRUB_CMDLINE_LINUX_DEFAULT=""
+
+# Uncomment to disable graphical terminal (grub-pc only)
+#GRUB_TERMINAL=console
+
+# The resolution used on graphical terminal.
+# Note that you can use only modes which your graphic card supports via VBE.
+# You can see them in real GRUB with the command `vbeinfo'.
+#GRUB_GFXMODE=640x480
+
+# Path to theme spec txt file.
+# The starfield is by default provided with use truetype.
+# NOTE: when enabling custom theme, ensure you have required font/etc.
+#GRUB_THEME="/boot/grub/themes/starfield/theme.txt"
+
+# Background image used on graphical terminal.
+# Can be in various bitmap formats.
+#GRUB_BACKGROUND="/boot/grub/mybackground.png"
+
+# Uncomment if you don't want GRUB to pass "root=UUID=xxx" parameter to kernel
+#GRUB_DISABLE_LINUX_UUID=true
+
+# Uncomment to disable generation of recovery mode menu entries
+#GRUB_DISABLE_RECOVERY=true
diff --git a/sys-boot/grub/files/grub.default-3 b/sys-boot/grub/files/grub.default-3
new file mode 100644
index 0000000..f3f7e47
--- /dev/null
+++ b/sys-boot/grub/files/grub.default-3
@@ -0,0 +1,63 @@
+# Copyright 1999-2014 Gentoo Foundation
+# Distributed under the terms of the GNU General Public License v2
+# $Header: /var/cvsroot/gentoo-x86/sys-boot/grub/files/grub.default-3,v 1.4 2014/10/16 04:04:02 floppym Exp $
+#
+# To populate all changes in this file you need to regenerate your
+# grub configuration file afterwards:
+#     'grub2-mkconfig -o /boot/grub/grub.cfg'
+#
+# See the grub info page for documentation on possible variables and
+# their associated values.
+
+GRUB_DISTRIBUTOR="Gentoo"
+
+# Default menu entry
+#GRUB_DEFAULT=0
+
+# Boot the default entry this many seconds after the menu is displayed
+#GRUB_TIMEOUT=5
+#GRUB_TIMEOUT_STYLE=menu
+
+# Append parameters to the linux kernel command line
+#GRUB_CMDLINE_LINUX=""
+#
+# Examples:
+#
+# Boot with network interface renaming disabled
+# GRUB_CMDLINE_LINUX="net.ifnames=0"
+#
+# Boot with systemd instead of sysvinit (openrc)
+# GRUB_CMDLINE_LINUX="init=/usr/lib/systemd/systemd"
+
+# Append parameters to the linux kernel command line for non-recovery entries
+#GRUB_CMDLINE_LINUX_DEFAULT=""
+
+# Uncomment to disable graphical terminal (grub-pc only)
+#GRUB_TERMINAL=console
+
+# The resolution used on graphical terminal.
+# Note that you can use only modes which your graphic card supports via VBE.
+# You can see them in real GRUB with the command `vbeinfo'.
+#GRUB_GFXMODE=640x480
+
+# Set to 'text' to force the Linux kernel to boot in normal text
+# mode, 'keep' to preserve the graphics mode set using
+# 'GRUB_GFXMODE', 'WIDTHxHEIGHT'['xDEPTH'] to set a particular
+# graphics mode, or a sequence of these separated by commas or
+# semicolons to try several modes in sequence.
+#GRUB_GFXPAYLOAD_LINUX=
+
+# Path to theme spec txt file.
+# The starfield is by default provided with use truetype.
+# NOTE: when enabling custom theme, ensure you have required font/etc.
+#GRUB_THEME="/boot/grub/themes/starfield/theme.txt"
+
+# Background image used on graphical terminal.
+# Can be in various bitmap formats.
+#GRUB_BACKGROUND="/boot/grub/mybackground.png"
+
+# Uncomment if you don't want GRUB to pass "root=UUID=xxx" parameter to kernel
+#GRUB_DISABLE_LINUX_UUID=true
+
+# Uncomment to disable generation of recovery mode menu entries
+#GRUB_DISABLE_RECOVERY=true
diff --git a/sys-boot/grub/grub-2.02_beta2-r7.ebuild b/sys-boot/grub/grub-2.02_beta2-r7.ebuild
new file mode 100644
index 0000000..903bb32
--- /dev/null
+++ b/sys-boot/grub/grub-2.02_beta2-r7.ebuild
@@ -0,0 +1,328 @@
+# Copyright 1999-2015 Gentoo Foundation
+# Distributed under the terms of the GNU General Public License v2
+# $Header: /var/cvsroot/gentoo-x86/sys-boot/grub/grub-2.02_beta2-r7.ebuild,v 1.10 2015/03/17 18:51:49 floppym Exp $
+
+EAPI=5
+
+AUTOTOOLS_AUTORECONF=1
+GRUB_AUTOGEN=1
+
+if [[ -n ${GRUB_AUTOGEN} ]]; then
+	PYTHON_COMPAT=( python{2_6,2_7,3_2,3_3,3_4} )
+	inherit python-any-r1
+fi
+
+inherit autotools-utils bash-completion-r1 eutils flag-o-matic mount-boot multibuild pax-utils toolchain-funcs versionator
+
+if [[ ${PV} != 9999 ]]; then
+	if [[ ${PV} == *_alpha* || ${PV} == *_beta* || ${PV} == *_rc* ]]; then
+		# The quote style is to work with <=bash-4.2 and >=bash-4.3 #503860
+		MY_P=${P/_/'~'}
+		SRC_URI="mirror://gnu-alpha/${PN}/${MY_P}.tar.xz
+			http://dev.gentoo.org/~floppym/dist/${P}-gentoo-r2.tar.xz"
+		S=${WORKDIR}/${MY_P}
+	else
+		SRC_URI="mirror://gnu/${PN}/${P}.tar.xz
+			http://dev.gentoo.org/~floppym/dist/${P}.tar.xz"
+		S=${WORKDIR}/${P%_*}
+	fi
+	KEYWORDS="amd64 x86"
+	PATCHES=()
+else
+	inherit git-r3
+	EGIT_REPO_URI="git://git.sv.gnu.org/grub.git
+		http://git.savannah.gnu.org/r/grub.git"
+fi
+
+DEJAVU=dejavu-sans-ttf-2.34
+UNIFONT=unifont-7.0.06
+SRC_URI+=" fonts? ( mirror://gnu/unifont/${UNIFONT}/${UNIFONT}.pcf.gz )
+	themes? ( mirror://sourceforge/dejavu/${DEJAVU}.zip )"
+
+DESCRIPTION="GNU GRUB boot loader"
+HOMEPAGE="http://www.gnu.org/software/grub/"
+
+# Includes licenses for dejavu and unifont
+LICENSE="GPL-3 fonts? ( GPL-2-with-font-exception ) themes? ( BitstreamVera )"
+SLOT="2"
+IUSE="debug device-mapper doc efiemu +fonts mount +multislot nls static sdl test +themes truetype libzfs"
+
+GRUB_ALL_PLATFORMS=(
+	# everywhere:
+	emu
+	# mips only:
+	qemu-mips loongson
+	# amd64, x86, ppc, ppc64:
+	ieee1275
+	# amd64, x86:
+	coreboot multiboot efi-32 pc qemu xen
+	# amd64, ia64:
+	efi-64
+)
+IUSE+=" ${GRUB_ALL_PLATFORMS[@]/#/grub_platforms_}"
+
+REQUIRED_USE="
+	grub_platforms_coreboot? ( fonts )
+	grub_platforms_qemu? ( fonts )
+	grub_platforms_ieee1275? ( fonts )
+	grub_platforms_loongson? ( fonts )
+"
+
+# os-prober: Used on runtime to detect other OSes
+# xorriso (dev-libs/libisoburn): Used on runtime for mkrescue
+RDEPEND="
+	app-arch/xz-utils
+	>=sys-libs/ncurses-5.2-r5
+	debug? (
+		sdl? ( media-libs/libsdl )
+	)
+	device-mapper? ( >=sys-fs/lvm2-2.02.45 )
+	libzfs? ( sys-fs/zfs )
+	mount? ( sys-fs/fuse )
+	truetype? ( media-libs/freetype:2= )
+	ppc? ( sys-apps/ibm-powerpc-utils sys-apps/powerpc-utils )
+	ppc64? ( sys-apps/ibm-powerpc-utils sys-apps/powerpc-utils )
+"
+DEPEND="${RDEPEND}
+	${PYTHON_DEPS}
+	app-misc/pax-utils
+	sys-devel/flex
+	sys-devel/bison
+	sys-apps/help2man
+	sys-apps/texinfo
+	fonts? ( media-libs/freetype:2 )
+	grub_platforms_xen? ( app-emulation/xen-tools )
+	static? (
+		app-arch/xz-utils[static-libs(+)]
+		truetype? (
+			app-arch/bzip2[static-libs(+)]
+			media-libs/freetype[static-libs(+)]
+			sys-libs/zlib[static-libs(+)]
+		)
+	)
+	test? (
+		dev-libs/libisoburn
+		app-emulation/qemu
+	)
+	themes? (
+		app-arch/unzip
+		media-libs/freetype:2
+	)
+"
+RDEPEND+="
+	kernel_linux? (
+		grub_platforms_efi-32? ( sys-boot/efibootmgr )
+		grub_platforms_efi-64? ( sys-boot/efibootmgr )
+	)
+	!multislot? ( !sys-boot/grub:0 )
+	nls? ( sys-devel/gettext )
+"
+
+DEPEND+=" !!=media-libs/freetype-2.5.4"
+
+STRIP_MASK="*/grub/*/*.{mod,img}"
+RESTRICT="test"
+
+QA_EXECSTACK="
+	usr/bin/grub*-emu*
+	usr/lib*/grub/*/*.mod
+	usr/lib*/grub/*/*.module
+	usr/lib*/grub/*/kernel.exec
+	usr/lib*/grub/*/kernel.img
+"
+
+QA_WX_LOAD="
+	usr/lib*/grub/*/kernel.exec
+	usr/lib*/grub/*/kernel.img
+	usr/lib*/grub/*/*.image
+"
+
+QA_PRESTRIPPED="
+	usr/lib.*/grub/.*/kernel.img
+"
+
+src_unpack() {
+	if [[ ${PV} == 9999 ]]; then
+		git-r3_src_unpack
+	fi
+	default_src_unpack
+}
+
+src_prepare() {
+	EPATCH_SUFFIX="patch" EPATCH_FORCE="yes" epatch
+
+	[[ ${PATCHES} ]] && epatch "${PATCHES[@]}"
+
+	sed -i -e /autoreconf/d autogen.sh || die
+
+	if use multislot; then
+		# fix texinfo file name, bug 416035
+		sed -i -e 's/^\* GRUB:/* GRUB2:/' -e 's/(grub)/(grub2)/' docs/grub.texi || die
+	fi
+
+	epatch_user
+
+	epatch "${FILESDIR}/grub-2.02-musl-no-error.h.patch"
+
+	if [[ -n ${GRUB_AUTOGEN} ]]; then
+		python_setup
+		bash autogen.sh || die
+	fi
+
+	#if [[ -n ${AUTOTOOLS_AUTORECONF} ]]; then
+		autopoint() { return 0; }
+		eautoreconf
+	#fi
+}
+
+setup_fonts() {
+	ln -s "${WORKDIR}/${UNIFONT}.pcf" unifont.pcf || die
+	if use themes; then
+		ln -s "${WORKDIR}/${DEJAVU}/ttf/DejaVuSans.ttf" DejaVuSans.ttf || die
+	fi
+}
+
+grub_configure() {
+	local platform
+
+	case ${MULTIBUILD_VARIANT} in
+		efi-32)
+			platform=efi
+			if [[ ${CTARGET:-${CHOST}} == x86_64* ]]; then
+				local CTARGET=${CTARGET:-i386}
+			fi ;;
+		efi-64)
+			platform=efi
+			if [[ ${CTARGET:-${CHOST}} == i?86* ]]; then
+				local CTARGET=${CTARGET:-x86_64}
+				local TARGET_CFLAGS="-Os -march=x86-64 ${TARGET_CFLAGS}"
+				local TARGET_CPPFLAGS="-march=x86-64 ${TARGET_CPPFLAGS}"
+				export TARGET_CFLAGS TARGET_CPPFLAGS
+			fi ;;
+		guessed) ;;
+		*)	platform=${MULTIBUILD_VARIANT} ;;
+	esac
+
+	local myeconfargs=(
+		--disable-werror
+		--program-prefix=
+		--libdir="${EPREFIX}"/usr/lib
+		--htmldir="${EPREFIX}"/usr/share/doc/${PF}/html
+		$(use_enable debug mm-debug)
+		$(use_enable debug grub-emu-usb)
+		$(use_enable device-mapper)
+		$(use_enable mount grub-mount)
+		$(use_enable nls)
+		$(use_enable themes grub-themes)
+		$(use_enable truetype grub-mkfont)
+		$(use_enable libzfs)
+		$(use sdl && use_enable debug grub-emu-sdl)
+		${platform:+--with-platform=}${platform}
+
+		# Let configure detect this where supported
+		$(usex efiemu '' '--disable-efiemu')
+	)
+
+	if use multislot; then
+		myeconfargs+=( --program-transform-name="s,grub,grub2," )
+	fi
+
+	mkdir -p "${BUILD_DIR}" || die
+	run_in_build_dir setup_fonts
+
+	autotools-utils_src_configure
+}
+
+src_configure() {
+	# Bug 508758.
+	replace-flags -O3 -O2
+
+	# We don't want to leak flags onto boot code.
+	export HOST_CCASFLAGS=${CCASFLAGS}
+	export HOST_CFLAGS=${CFLAGS}
+	export HOST_CPPFLAGS=${CPPFLAGS}
+	export HOST_LDFLAGS=${LDFLAGS}
+	unset CCASFLAGS CFLAGS CPPFLAGS LDFLAGS
+
+	use static && HOST_LDFLAGS+=" -static"
+
+	tc-ld-disable-gold #439082 #466536 #526348
+	export TARGET_LDFLAGS+=" ${LDFLAGS}"
+	unset LDFLAGS
+
+	tc-export CC NM OBJCOPY STRIP
+	export TARGET_CC=${TARGET_CC:-${CC}}
+	tc-export BUILD_CC # Bug 485592
+
+	# Portage will take care of cleaning up GRUB_PLATFORMS
+	MULTIBUILD_VARIANTS=( ${GRUB_PLATFORMS:-guessed} )
+	multibuild_parallel_foreach_variant grub_configure
+}
+
+src_compile() {
+	# Sandbox bug 404013.
+	use libzfs && addpredict /etc/dfs:/dev/zfs
+
+	multibuild_foreach_variant autotools-utils_src_compile
+
+	use doc && multibuild_for_best_variant \
+		autotools-utils_src_compile -C docs html
+}
+
+src_test() {
+	# The qemu dependency is a bit complex.
+	# You will need to adjust QEMU_SOFTMMU_TARGETS to match the cpu/platform.
+	multibuild_foreach_variant autotools-utils_src_test
+}
+
+src_install() {
+	multibuild_foreach_variant autotools-utils_src_install \
+		bashcompletiondir="$(get_bashcompdir)"
+
+	local grub=grub
+	if use multislot; then
+		grub=grub2
+		mv "${ED%/}"/usr/share/info/grub{,2}.info || die
+		mv "${ED%/}"/$(get_bashcompdir)/grub{,2} || die
+	fi
+
+	bashcomp_alias ${grub} ${grub}-{install,set-default,mkrescue,reboot,script-check,editenv,sparc64-setup,mkfont,mkpasswd-pbkdf2,mkimage,bios-setup,mkconfig,probe}
+
+	use doc && multibuild_for_best_variant run_in_build_dir \
+		emake -C docs DESTDIR="${D}" install-html
+
+	insinto /etc/default
+	newins "${FILESDIR}"/grub.default-3 grub
+}
+
+pkg_postinst() {
+	mount-boot_mount_boot_partition
+
+	if [[ -e "${ROOT%/}/boot/grub2/grub.cfg"  ]]; then
+		ewarn "The grub directory has changed from /boot/grub2 to /boot/grub."
+		ewarn "Please run grub2-install and grub2-mkconfig -o /boot/grub/grub.cfg."
+
+		if [[ ! -e "${ROOT%/}/boot/grub/grub.cfg" ]]; then
+			mkdir -p "${ROOT%/}/boot/grub"
+			ln -s ../grub2/grub.cfg "${ROOT%/}/boot/grub/grub.cfg"
+		fi
+	fi
+
+	mount-boot_pkg_postinst
+
+	elog "For information on how to configure GRUB2 please refer to the guide:"
+	elog "    http://wiki.gentoo.org/wiki/GRUB2_Quick_Start"
+
+	if has_version 'sys-boot/grub:0'; then
+		elog "A migration guide for GRUB Legacy users is available:"
+		elog "    https://wiki.gentoo.org/wiki/GRUB2_Migration"
+	fi
+
+	if [[ -z ${REPLACING_VERSIONS} ]]; then
+		elog
+		elog "You may consider installing the following optional packages:"
+		optfeature "Detect other operating systems (grub-mkconfig)" sys-boot/os-prober
+		optfeature "Create rescue media (grub-mkrescue)" dev-libs/libisoburn
+		optfeature "Enable RAID device detection" sys-fs/mdadm
+	fi
+}
-- 
2.0.5