Dyad/rex.project/x86_64/components/glibc.bash

282 lines
6.3 KiB
Bash
Executable File

#!/bin/bash
# desc:
# stages, builds, installs
# make variables persist in subprocesses for logging function
set -a
# ----------------------------------------------------------------------
# Configuration:
# ----------------------------------------------------------------------
# the name of this application
APPNAME="glibc"
# the version of this application
VERSION="2.37"
# ----------------------------------------------------------------------
# Variables and functions sourced from Environment:
# ----------------------------------------------------------------------
# assert_zero()
# Checks if $1 is 0. If non-0 value, halts the execution of the script.
#
# LOGS_ROOT
# The parent directory where logs from this project will go.
#
# TEMP_STAGE_DIR
# The parent directory of where source archives are extracted to.
# register mode selections
ARGUMENT_LIST=(
"stage"
"build_pass1"
"install_pass1"
"pass1"
"help"
)
# modes to associate with switches
# assumes you want nothing done unless you ask for it.
MODE_STAGE=false
MODE_BUILD_PASS1=false
MODE_INSTALL_PASS1=false
MODE_PASS1=false
MODE_HELP=false
# the file to log to
LOGFILE="${APPNAME}.log"
# ISO 8601 variation
TIMESTAMP="$(date +%Y-%m-%d_%H:%M:%S)"
# the path where logs are written to
# note: LOGS_ROOT is sourced from environment
LOG_DIR="${LOGS_ROOT}/${APPNAME}-${TIMESTAMP}"
# the path where the source will be located when complete
# note: TEMP_STAGE_DIR is sourced from environment
T_SOURCE_DIR="${TEMP_STAGE_DIR}/${APPNAME}"
# read defined arguments
opts=$(getopt \
--longoptions "$(printf "%s," "${ARGUMENT_LIST[@]}")" \
--name "$APPNAME" \
--options "" \
-- "$@"
)
# process supplied arguments into flags that enable execution modes
eval set --$opts
while [[ $# -gt 0 ]]; do
case "$1" in
--stage)
MODE_STAGE=true
shift 1
;;
--build_pass1)
MODE_BUILD_PASS1=true
shift 1
;;
--install_pass1)
MODE_INSTALL_PASS1=true
shift 1
;;
--pass1)
MODE_PASS1=true
shift 1
;;
--help)
MODE_HELP=true
shift 1
;;
*)
break
;;
esac
done
# print to stdout, print to log
logprint() {
mkdir -p "${LOG_DIR}"
echo "[$(date +%Y-%m-%d_%H:%M:%S)] [${APPNAME}] $1" \
| tee -a "${LOG_DIR}/${LOGFILE}"
}
# Tell the user we're alive...
logprint "Initializing the ${APPNAME} utility..."
# when the stage mode is enabled, this will execute
mode_stage() {
logprint "Starting stage of ${APPNAME}..."
logprint "Removing any pre-existing staging for ${APPNAME}."
rm -Rf "${T_SOURCE_DIR}"*
logprint "Extracting ${APPNAME}-${VERSION} source archive to ${TEMP_STAGE_DIR}"
tar xf "${SOURCES_DIR}/${APPNAME}-${VERSION}.tar."* -C "${TEMP_STAGE_DIR}"
assert_zero $?
# conditionally rename if it needs it
stat "${T_SOURCE_DIR}-"* && mv "${T_SOURCE_DIR}-"* "${T_SOURCE_DIR}"
logprint "Staging operation complete."
}
# when the build_pass1 mode is enabled, this will execute
mode_build_pass1() {
# Apply necessary symlinks
# Adjust these for
# - your architecture
# - your host distro
logprint "Setting up compatibility and LSB symlinks..."
logprint "Entering TEMP_STAGE_DIR"
pushd ${TEMP_STAGE_DIR}
assert_zero $?
echo "rootsbindir=/usr/sbin" > configparms
assert_zero $?
# fuck this part in particular!
ln -sfv ../lib/ld-linux-x86-64.so.2 ${T_SYSROOT}/lib64
assert_zero $?
ln -sfv ../lib/ld-linux-x86-64.so.2 ${T_SYSROOT}/lib64/ld-lsb-x86-64.so.3
assert_zero $?
popd
# patch, configure and build
logprint "Starting build of ${APPNAME}..."
logprint "Entering build dir."
pushd "${T_SOURCE_DIR}"
assert_zero $?
# patches
logprint "Applying patches..."
patch -Np1 < "${PATCHES_DIR}/glibc-2.37-fhs-1.patch"
assert_zero $?
mkdir -p build
pushd build
assert_zero $?
logprint "Configuring ${APPNAME}..."
# surro
# ../configure \
# --prefix=/usr \
# --host=${T_TRIPLET} \
# --build=$(../scripts/config.guess) \
# --enable-kernel=3.2 \
# --with-headers=${T_SYSROOT}/usr/include \
# libc_cv_slibdir=/lib
# lfs/dhl
../configure \
--prefix=/usr \
--host=${T_TRIPLET} \
--build=$(../scripts/config.guess) \
--enable-kernel=3.2 \
--with-headers=${T_SYSROOT}/usr/include \
libc_cv_slibdir=/usr/lib
assert_zero $?
ulimit -s 3500000
logprint "Compiling..."
make
assert_zero $?
logprint "Build operation complete."
}
mode_install_pass1() {
logprint "Starting install of ${APPNAME}..."
pushd "${T_SOURCE_DIR}/build"
assert_zero $?
logprint "Installing pass1..."
make DESTDIR=${T_SYSROOT} install
assert_zero $?
logprint "Install operation complete."
logprint "Wrapping up headers..."
dirs -c
pushd "${T_SOURCE_DIR}"
assert_zero $?
logprint "Cleaning up..."
# TODO make this a patch
sed '/RTLDLIST=/s@/usr@@g' -i ${T_SYSROOT}/usr/bin/ldd
assert_zero $?
echo
logprint "Performing compile test:"
pushd /tmp
echo 'int main(){}' | ${T_TRIPLET}-gcc -xc -
readelf -l a.out | grep ld-linux
echo
echo "Which linker do you see?"
echo "Should read: /lib64/ld-linux-x86-64.so.2"
rm -v a.out
assert_zero $?
${CROSSTOOLS_DIR}/libexec/gcc/${T_TRIPLET}/12.2.0/install-tools/mkheaders
assert_zero $?
}
mode_help() {
echo "${APPNAME} [ --stage ] [ --build_pass1 ] [ --install_pass1 ] [ --pass1 ] [ --help ]"
exit 0
}
# MODE_PASS1 is a meta toggle for all pass1 modes. Modes will always
# run in the correct order.
if [ "$MODE_PASS1" = "true" ]; then
MODE_STAGE=true
MODE_BUILD_PASS1=true
MODE_INSTALL_PASS1=true
fi
# if no options were selected, then show help and exit
if \
[ "$MODE_HELP" != "true" ] && \
[ "$MODE_STAGE" != "true" ] && \
[ "$MODE_BUILD_PASS1" != "true" ] && \
[ "$MODE_INSTALL_PASS1" != "true" ]
then
logprint "No option selected during execution."
mode_help
fi
# if help was supplied at all, show help and exit
if [ "$MODE_HELP" = "true" ]; then
logprint "Help option selected. Printing options and exiting."
mode_help
fi
if [ "$MODE_STAGE" = "true" ]; then
logprint "Staging option selected."
mode_stage
assert_zero $?
fi
if [ "$MODE_BUILD_PASS1" = "true" ]; then
logprint "Build of PASS1 selected."
mode_build_pass1
assert_zero $?
fi
if [ "$MODE_INSTALL_PASS1" = "true" ]; then
logprint "Install of PASS1 selected."
mode_install_pass1
assert_zero $?
fi
logprint "Execution of ${APPNAME} completed."