From 7b365e3bef46ef5d102b38b04f51434260bd4957 Mon Sep 17 00:00:00 2001
From: davidovski <david@davidovski.xyz>
Date: Thu, 19 May 2022 00:20:25 +0100
Subject: restored previous bootstrap

---
 bootstrap/stage3.sh | 135 ++++++++++++++++++++++++++++++++++++++++++++++++++++
 1 file changed, 135 insertions(+)
 create mode 100644 bootstrap/stage3.sh

(limited to 'bootstrap/stage3.sh')

diff --git a/bootstrap/stage3.sh b/bootstrap/stage3.sh
new file mode 100644
index 0000000..567a4ad
--- /dev/null
+++ b/bootstrap/stage3.sh
@@ -0,0 +1,135 @@
+#!/bin/bash
+
+clean_build () {
+    rm -rf ${chroot}/build
+    mkdir ${chroot}/build
+}
+
+build_headers () {
+    src "https://cdn.kernel.org/pub/linux/kernel/v5.x/linux-$LINUX_VER.tar.xz"
+    make mrproper
+
+    ptch "https://raw.githubusercontent.com/dslm4515/Musl-LFS/master/patches/kernel/include-uapi-linux-swab-Fix-potentially-missing-__always_inline.patch"
+
+    cat > ${chroot}/build/build.sh << "EOF"
+#!/bin/bash
+cd /build/
+cp -r */* .
+
+make headers
+mkdir /usr/include
+cp -r usr/include/* /usr/include
+find /usr/include -name '.*' -exec rm -f {} \; 
+rm /usr/include/Makefile
+EOF
+    chmod +x ${chroot}/build/build.sh
+    tchroot  /build/build.sh
+}
+
+build_musl () {
+    src "https://musl.libc.org/releases/musl-$MUSL_VER.tar.gz"
+    ptch "https://raw.githubusercontent.com/dslm4515/Musl-LFS/master/patches/musl-mlfs/fix-utmp-wtmp-paths.patch"
+    ptch "https://raw.githubusercontent.com/dslm4515/Musl-LFS/master/patches/musl-mlfs/change-scheduler-functions-Linux-compatib.patch"
+    ptch "https://raw.githubusercontent.com/dslm4515/Musl-LFS/master/patches/musl-alpine/0001-riscv64-define-ELF_NFPREG.patch"
+    ptch "https://raw.githubusercontent.com/dslm4515/Musl-LFS/master/patches/musl-alpine/handle-aux-at_base.patch
+"
+    ptch "https://raw.githubusercontent.com/dslm4515/Musl-LFS/master/patches/musl-alpine/syscall-cp-epoll.patch"
+    curl "https://raw.githubusercontent.com/dslm4515/Musl-LFS/master/files/__stack_chk_fail_local.c" > __stack_chk_fail_local.c
+
+    cat > ${chroot}/build/build.sh << "EOF"
+#!/bin/bash
+cd /build/
+cp -r */* .
+LDFLAGS="$LDFLAGS -Wl,-soname,libc.musl-${CARCH}.so.1" \
+./configure --prefix=/usr \
+        --sysconfdir=/etc \
+        --localstatedir=/var \
+        --disable-gcc-wrapper
+
+make && make  install
+
+
+/tools/bin/x86_64-linux-musl-gcc -fpie -c __stack_chk_fail_local.c -o __stack_chk_fail_local.o
+/tools/bin/x86_64-linux-musl-gcc-ar r libssp_nonshared.a __stack_chk_fail_local.o
+
+cp libssp_nonshared.a /usr/lib/
+
+export ARCH="x86_64"
+
+ln -s /lib/ld-musl-$ARCH.so.1 /bin/ldd
+EOF
+    chmod +x ${chroot}/build/build.sh
+    tchroot /build/build.sh
+}
+
+adjust_tools() {
+    
+    cat > ${chroot}/build/build.sh << "EOF"
+#!/bin/bash
+export TARGET="x86_64-linux-musl"
+mv /tools/bin/{ld,ld-old}
+mv /tools/${TARGET}/bin/{ld,ld-old}
+mv /tools/bin/{ld-new,ld}
+ln -s /tools/bin/ld /tools/${TARGET}/bin/ld
+
+export SPECFILE=`dirname $(gcc -print-libgcc-file-name)`/specs
+gcc -dumpspecs | sed -e 's@/tools@@g'                   \
+    -e '/\*startfile_prefix_spec:/{n;s@.*@/usr/lib/ @}' \
+    -e '/\*cpp:/{n;s@$@ -isystem /usr/include@}' >  tempspecfile
+mv -f tempspecfile $SPECFILE &&
+unset SPECFILE  TARGET
+
+echo 'int main(){}' > dummy.c
+cc dummy.c -v -Wl,--verbose > dummy.log 2>&1 
+readelf -l a.out | grep ': /lib'
+printf "above should be:\n\033[0;33m[Requesting program interpreter: /lib/ld-musl-x86_64.so.1]\033[0m\n"
+printf "######################\n"
+read wait
+
+grep -o '/usr/lib.*/crt[1in].*succeeded' dummy.log
+printf "above should be:\033[0;33m\n"
+printf "/usr/lib/crt1.o succeeded\n"
+printf "/usr/lib/crti.o succeeded\n"
+printf "/usr/lib/crtn.o succeeded\n"
+printf "\033[0m\n"
+printf "######################\n"
+read wait
+
+
+grep -B1 '^ /usr/include' dummy.log
+printf "above should be:\033[0;33m\n"
+printf "#include <...> search starts here:\n"
+printf "/usr/include\n"
+printf "\033[0m\n"
+printf "######################\n"
+read wait
+
+grep 'SEARCH.*/usr/lib' dummy.log |sed 's|; |\n|g'
+printf "above should be:\033[0;33m\n"
+printf "SEARCH_DIR(\"=/tools/x86_64-mlfs-linux-musl/lib64\")\n"
+printf "SEARCH_DIR(\"/usr/lib\")\n"
+printf "SEARCH_DIR(\"/lib\")\n"
+printf "SEARCH_DIR(\"=/tools/x86_64-mlfs-linux-musl/lib\")\n"
+printf "\033[0m\n"
+printf "######################\n"
+read wait
+rm dummy.c a.out dummy.log
+EOF
+    chmod +x ${chroot}/build/build.sh
+    tchroot /build/build.sh
+}
+
+umount_chroot
+rm -r ${chroot}
+create_chroot
+mount_chroot
+export WD=${chroot}/build
+clean_build
+build_headers
+clean_build
+build_musl
+clean_build
+adjust_tools
+clean_build
+
+printf "${GREEN}Completed stage3\n"
-- 
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