In which one tries to kernel headers and glibc. Not quite.

Hit golang/go#16847 while cloning the kernel sources.  whee.

Signed-off-by: Eric Myhre <[email protected]>

Author: warpfork

lfs-003-kernelheaders.frm

@@ -0,0 +1,33 @@
+## Unpack kernel headers.
+##  http://www.linuxfromscratch.org/lfs/view/stable/chapter05/linux-headers.html
+inputs:
+	"/":
+		type: "tar"
+		tag:  "ubuntu-base+gcc"
+		silo:
+			- "file+ca://wares/"
+			- "http+ca://repeatr.s3.amazonaws.com/assets/"
+	"/src/kernel":
+		type: "tar"
+		hash: "gFPeFwgxUTG_1wkAcvQhLLK0KE_kXlVzve7VOAJiIdF70Khrpb28aVVIPoDWPUEo"
+		silo: "https://www.kernel.org/pub/linux/kernel/v4.x/linux-4.7.2.tar.xz"
+action:
+	policy: governor
+	env:
+		"LFS":       "/lfs/"
+		"LC_ALL":    "POSIX"
+		"LFS_TGT":   "x86_64-lfs-linux-gnu"
+		"PATH":      "/tools/bin:/bin:/usr/bin"
+		"MAKEFLAGS": "-j 8"
+	cwd: "/src/kernel"
+	command:
+		- "/bin/bash"
+		- "-c"
+		- |
+			set -euo pipefail ; set -x
+			ln -s $LFS/tools/ /
+			cd *
+			make mrproper
+			make INSTALL_HDR_PATH=dest headers_install
+			cp -rv dest/include/* /$LFS/tools/include
+outputs:

lfs-004-glibc.frm

@@ -0,0 +1,43 @@
+## Glibc!
+##  http://www.linuxfromscratch.org/lfs/view/stable/chapter05/glibc.html
+inputs:
+	"/":
+		type: "tar"
+		tag:  "ubuntu-base+gcc"
+		silo:
+			- "file+ca://wares/"
+			- "http+ca://repeatr.s3.amazonaws.com/assets/"
+	"/src/glibc":
+		type: "tar"
+		hash: "EuSaUYVTHP-qIzxgY2vDdArjzitbFQQ8G-YDe2_dZU48zGd0seLcBpb6kGElk62Z"
+		silo: "http://ftp.gnu.org/gnu/glibc/glibc-2.24.tar.xz"
+action:
+	policy: governor
+	env:
+		"LFS":       "/lfs/"
+		"LC_ALL":    "POSIX"
+		"LFS_TGT":   "x86_64-lfs-linux-gnu"
+		"PATH":      "/tools/bin:/bin:/usr/bin"
+		"MAKEFLAGS": "-j 8"
+	cwd: "/src/glibc"
+	command:
+		- "/bin/bash"
+		- "-c"
+		- |
+			set -euo pipefail ; set -x
+			ln -s $LFS/tools/ /
+			cd *
+			mkdir -v build; cd build
+			time {
+				../configure \
+				  --prefix=/tools                    \
+				  --host=$LFS_TGT                    \
+				  --build=$(../scripts/config.guess) \
+				  --enable-kernel=2.6.32             \
+				  --with-headers=/tools/include      \
+				  libc_cv_forced_unwind=yes          \
+				  libc_cv_c_cleanup=yes
+				make
+				make install
+			}
+outputs: