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MahiroOS-jhalfs/jhalfs
Pierre Labastie cacc6c5433 Allow users to pass a cpuset
If using a new book, MAKEFLAGS is set to -j$(nproc), so that if
we want to easure timings with 4 processors and our computer has
more than that, we need to restrict the number of processors.
Jhalfs allows to do that using th cpuset cgroup controller, so that
it only restrits the make job and not the whole machine. For that
use a small scripts written by Xi Ruoyao that restarts make this
the cpuset set.
2023-11-15 18:24:22 +01:00

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#!/bin/bash
set -e
# Pass trap handlers to functions
set -E
# VT100 colors
declare -r RED=$'\e[31m'
declare -r GREEN=$'\e[32m'
declare -r YELLOW=$'\e[33m'
# shellcheck disable=SC2034
declare -r BLUE=$'\e[34m'
declare -r OFF=$'\e[0m'
declare -r BOLD=$'\e[1m'
declare -r tab_=$'\t'
declare -r nl_=$'\n'
# shellcheck disable=SC2034
declare -r DD_BORDER="${BOLD}==============================================================================${OFF}"
# shellcheck disable=SC2034
declare -r SD_BORDER="${BOLD}------------------------------------------------------------------------------${OFF}"
# shellcheck disable=SC2034
declare -r STAR_BORDER="${BOLD}******************************************************************************${OFF}"
# bold yellow > < pair
declare -r R_arrow=$'\e[1;33m>\e[0m'
declare -r L_arrow=$'\e[1;33m<\e[0m'
#>>>>>>>>>>>>>>>ERROR TRAPPING >>>>>>>>>>>>>>>>>>>>
#-----------------------#
simple_error() { # Basic error trap.... JUST DIE
#-----------------------#
LASTLINE="$1"
LASTERR="$2"
LASTSOURCE="$4"
error_message "${GREEN} Error $LASTERR at $LASTSOURCE line ${LASTLINE}!"
}
see_ya() {
printf '\n%b%bjhalfs%b exit%b\n' "$L_arrow" "$BOLD" "$R_arrow" "$OFF"
}
##### Simple error TRAPS
# ctrl-c SIGINT
# ctrl-y
# ctrl-z SIGTSTP
# SIGHUP 1 HANGUP
# SIGINT 2 INTRERRUPT FROM KEYBOARD Ctrl-C
# SIGQUIT 3
# SIGKILL 9 KILL
# SIGTERM 15 TERMINATION
# SIGSTOP 17,18,23 STOP THE PROCESS
#####
set -e
trap see_ya 0
trap 'simple_error "${LINENO}" "$?" "${FUNCNAME}" "${BASH_SOURCE}"' ERR
trap 'echo -e "\n\n${RED}INTERRUPT${OFF} trapped\n" && exit 2' \
HUP INT QUIT TERM # STOP stops tterminal output and does not seem to
# execute the handler
#>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>
simple_message() {
# Prevents having to check $VERBOSITY everywhere
if [ "$VERBOSITY" -ne 0 ] ; then
# shellcheck disable=SC2059
printf "$*"
fi
}
warning_message() {
simple_message "${YELLOW}\\nWARNING:${OFF} $*\\n\\n"
}
error_message() {
# Prints an error message and exits with LASTERR or 1
if [ -n "$LASTERR" ] ; then
LASTERR=$(printf '%d' "$LASTERR")
else
LASTERR=1
fi
# If +e then disable text output
if [[ "$-" =~ e ]]; then
printf '\n\n%bERROR:%b %s\n' "$RED" "$OFF" "$*" >&2
fi
exit "$LASTERR"
}
load_file() {
# source files in a consistent way with an optional message
file="$1"
shift
msg="Loading file ${file}..."
[ -z "$*" ] || msg="$*..."
simple_message "$msg"
# shellcheck disable=SC1090
source "$file" 2>/dev/null || error_message "$file did not load"
simple_message "OK\\n"
}
git_commit=$(git log -1 --format=format:"%h %ad")
version="
${BOLD} \"jhalfs\"${OFF} builder tool (development) $git_commit
Copyright (C) 2005-2023, the jhalfs team:
Jeremy Huntwork
George Boudreau
Manuel Canales Esparcia
Thomas Pegg
Matthew Burgess
Pierre Labastie
Unless specified, all the files in this directory and its sub-directories
are subjected to the ${BOLD}MIT license${OFF}. See the ${BOLD}LICENSE${OFF} file.
The files in the ${BOLD}menu${OFF} directory are subjected to the ${BOLD}ISC License${OFF}.
See ${BOLD}LICENSE.txt${OFF} and ${BOLD}README${OFF} in that directory.
"
usage="${nl_}${tab_}${BOLD}${RED}This script cannot be called directly${OFF}
${tab_}Type ${BOLD}make${OFF} to run the tool, or
${tab_}Type ${BOLD}./jhalfs -v${OFF} to display version information."
case $1 in
-v ) echo "$version" && exit ;;
run ) : ;;
* ) echo "$usage" && exit 1 ;;
esac
# If the user has not saved his configuration file, let's ask
# if he or she really wants to run this stuff
time_current=$(stat -c '%Y' configuration 2>/dev/null || date +%s)
time_old=$(stat -c '%Y' configuration.old 2>/dev/null || printf '%s' "$time_current")
if [ "$(printf '%d' "$time_old")" -ge "$(printf '%d' "$time_current")" ] ; then
printf 'Do you want to run jhalfs? yes/no (yes): '
read -r ANSWER
case ${ANSWER:0:1} in
n|N) printf "\nExiting gracefully.\n"; exit ;;
esac
fi
# Change this to 0 to suppress almost all messages
VERBOSITY=1
load_file configuration "Loading config params from <configuration>"
# These are boolean vars generated from Config.in.
# ISSUE: If a boolean parameter is not set to y(es) there
# is no variable defined by the menu app. This can
# cause a headache if you are not aware.
# The following variables MUST exist. If they don't, the
# default value is n(o).
RUNMAKE=${RUNMAKE:-n}
GETPKG=${GETPKG:-n}
COMPARE=${COMPARE:-n}
RUN_ICA=${RUN_ICA:-n}
PKGMNGT=${PKGMNGT:-n}
WRAP_INSTALL=${WRAP_INSTALL:-n}
STRIP=${STRIP:=n}
REPORT=${REPORT:=n}
NCURSES5=${NCURSES5:-n}
DEL_LA_FILES=${DEL_LA_FILES:-n}
FULL_LOCALE=${FULL_LOCALE:-n}
GRSECURITY_HOST=${GRSECURITY_HOST:-n}
CUSTOM_TOOLS=${CUSTOM_TOOLS:-n}
REBUILD_MAKEFILE=${REBUILD_MAKEFILE:-n}
INSTALL_LOG=${INSTALL_LOG:-n}
CLEAN=${CLEAN:=n}
SET_SSP=${SET_SSP:=n}
SET_ASLR=${SET_ASLR:=n}
SET_PAX=${SET_PAX:=n}
SET_HARDENED_TMP=${SET_HARDENED_TMP:=n}
SET_WARNINGS=${SET_WARNINGS:=n}
SET_MISC=${SET_MISC:=n}
SET_BLOWFISH=${SET_BLOWFISH:=n}
UNICODE=${UNICODE:=n}
LOCAL=${LOCAL:=n}
ALL_CORES=${ALL_CORES:=n}
REALSBU=${REALSBU:=n}
SAVE_CH5=${SAVE_CH5:=n}
if [[ "${NO_PROGRESS_BAR}" = "y" ]] ; then
# shellcheck disable=SC2034
NO_PROGRESS="#"
fi
# Sanity check on the location of $BUILDDIR / $JHALFSDIR
CWD="$(cd "$(dirname "$0")" && pwd)"
if [[ $JHALFSDIR == "$CWD" ]]; then
echo " The jhalfs source directory conflicts with the jhalfs build directory."
echo " Please move the source directory or change the build directory."
exit 2
fi
# Set the document location...
BOOK=${BOOK:=$JHALFSDIR/book-source}
#--- Envars not sourced from configuration
# shellcheck disable=SC2034
declare -r REPO=https://git.linuxfromscratch.org/lfs.git
declare -r LOG=000-masterscript.log
declare -r COMMANDS=lfs-commands
# Set true internal variables
COMMON_DIR="common"
PACKAGE_DIR=LFS
MODULE=$PACKAGE_DIR/master.sh
PKGMNGTDIR="pkgmngt"
# The name packageManager.xml is hardcoded in *.xsl, so no variable.
for file in \
"$COMMON_DIR/common-functions" \
"$COMMON_DIR/libs/func_book_parser" \
"$COMMON_DIR/libs/func_download_pkgs" \
"$COMMON_DIR/libs/func_wrt_Makefile" \
"$MODULE" ; do
load_file "$file"
done
simple_message "${SD_BORDER}${nl_}"
#*******************************************************************#
LASTERR=2
for file in \
"$COMMON_DIR/libs/func_check_version.sh" \
"$COMMON_DIR/libs/func_validate_configs.sh" \
"$COMMON_DIR/libs/func_custom_pkgs" ; do
load_file "$file"
done
unset LASTERR
simple_message "${SD_BORDER}${nl_}"
simple_message "Checking tools required for jhalfs${nl_}"
check_alfs_tools
simple_message "${SD_BORDER}${nl_}"
# blfs-tool envars
BLFS_TOOL=${BLFS_TOOL:-n}
if [[ "${BLFS_TOOL}" = "y" ]] ; then
#not needed now that the check is in alfs_tools
# simple_message 'Checking supplementary tools for installing BLFS'
# check_blfs_tools
simple_message "${SD_BORDER}${nl_}"
BLFS_BRANCH=${BLFS_BRANCH:-n}
BLFS_WORKING_COPY=${BLFS_WORKING_COPY:-n}
if [[ "${BLFS_WORKING_COPY}" = "y" ]] &&
[[ ! -d "$BLFS_WC_LOCATION/postlfs" ]] ; then
echo " BLFS tools: This is not a working copy: $BLFS_WC_LOCATION."
echo " Please rerun make and fix the configuration."
exit 2
fi
load_file "${COMMON_DIR}/libs/func_install_blfs"
fi
###################################
### MAIN ###
###################################
validate_config
echo "${SD_BORDER}${nl_}"
echo -n "Are you happy with these settings? yes/no (no): "
read -r ANSWER
if [ "x$ANSWER" != "xyes" ] ; then
echo "${nl_}Rerun make to fix the configuration options.${nl_}"
exit
fi
echo "${nl_}${SD_BORDER}${nl_}"
# Load additional modules or configuration files based on global settings
# compare module
if [[ "$COMPARE" = "y" ]]; then
load_file "${COMMON_DIR}/libs/func_compare.sh" 'Loading compare module'
fi
#
# save module
if [[ "$SAVE_CH5" = "y" ]]; then
load_file "${COMMON_DIR}/libs/func_save.sh" 'Loading save module'
fi
#
# optimize module
# the optimize_functions file is needed for wrt_makeflags even
# if optimize=0, because we need to pass NINJAJOBS=1
load_file optimize/optimize_functions 'Loading optimization module'
if [[ "$OPTIMIZE" != "0" ]]; then
#
# optimize configurations
load_file optimize/opt_config 'Loading optimization config'
# Validate optimize settings, if required
validate_opt_settings
fi
# Parallelization is outside optimization, because it is now in the book
if [[ "$ALL_CORES" = "n" ]]; then
# shellcheck disable=SC2034
JH_MAKEFLAGS="-j${N_PARALLEL}"
fi
#
if [[ "$REBUILD_MAKEFILE" = "n" ]] ; then
# If requested, clean the build directory
clean_builddir
if [[ ! -d $JHALFSDIR ]]; then
sudo mkdir -p "$JHALFSDIR"
# Do not assume there is a group named as $USER, do not use
# $USER:$USER...
sudo chown "$USER" "$JHALFSDIR"
fi
# Create $BUILDDIR/sources even though it could be created by get_sources()
if [[ ! -d $BUILDDIR/sources ]]; then
sudo mkdir -p "$BUILDDIR/sources"
sudo chmod a+wt "$BUILDDIR/sources"
fi
# Create the log directory
if [[ ! -d $LOGDIR ]]; then
mkdir "$LOGDIR"
fi
true >"$LOGDIR/$LOG"
# Copy common helper files
cp "$COMMON_DIR"/{makefile-functions,progress_bar.sh,run-in-cgroup.sh} "$JHALFSDIR/"
# Copy needed stylesheets
cp "$COMMON_DIR"/{packages.xsl,chroot.xsl,kernfs.xsl} "$JHALFSDIR/"
cp "$PACKAGE_DIR/$XSL" "$JHALFSDIR/"
export XSL=$JHALFSDIR/${XSL}
# Copy packageManager.xml, if needed
[[ "$PKGMNGT" = "y" ]] && {
sed s@BOOK@"$BOOK"@ "$PKGMNGTDIR/packageManager.xml" > \
"$JHALFSDIR/"packageManager.xml
cp "$PKGMNGTDIR/packInstall.sh" "$JHALFSDIR/"
}
# Copy urls.xsl, if needed
[[ "$GETPKG" = "y" ]] && cp "$COMMON_DIR/urls.xsl" "$JHALFSDIR/"
# Always create the test-log directory to allow user to "uncomment" test
# instructions
install -d -m 1777 "$TESTLOGDIR"
# Create the installed-files directory, if needed
[[ "$INSTALL_LOG" = "y" ]] && [[ ! -d $FILELOGDIR ]] && install -d -m 1777 "$FILELOGDIR"
# Prepare report creation, if needed
if [[ "$REPORT" = "y" ]]; then
cp $COMMON_DIR/create-sbu_du-report.sh "$JHALFSDIR/"
# After making sure that all looks sane, dump the settings to a file
# This file will be used to create the REPORT header
validate_config >"$JHALFSDIR/jhalfs.config"
fi
# Copy optimize files, if needed
[[ "$OPTIMIZE" != "0" ]] && cp optimize/opt_override "$JHALFSDIR/"
# Copy compare files, if needed
if [[ "$COMPARE" = "y" ]]; then
mkdir -p "$JHALFSDIR/extras"
cp extras/* "$JHALFSDIR/extras"
fi
# Copy custom tools config files, if requested
if [[ "${CUSTOM_TOOLS}" = "y" ]]; then
echo "Copying custom tool scripts to $JHALFSDIR"
mkdir -p "$JHALFSDIR/custom-commands"
cp -f custom/config/* "$JHALFSDIR/custom-commands"
fi
# Download or updates the book source
# Note that all customization to $JHALFSDIR have to be done before this.
# But the LFS book is needed for BLFS tools.
get_book
extract_commands
echo "${SD_BORDER}${nl_}"
cd "$CWD" # the functions above change directory
# Install blfs-tool, if requested.
if [[ "${BLFS_TOOL}" = "y" ]] ; then
echo Installing BLFS book and tools
install_blfs_tools 2>&1 | tee -a "$LOGDIR/$LOG"
[[ ${PIPESTATUS[0]} != 0 ]] && exit 1
fi
fi
# shellcheck disable=SC2034
if [[ "$REBUILD_MAKEFILE" = "y" ]] ; then
# Sanity check: users tend to tick "rebuild Makefile"
# without generating one first. Check we have one:
if [ ! -f $MKFILE ]; then
set -e
error_message "You cannot \"rebuild Makefile\" without first building one"
fi
# When regenerating the Makefile, we need to know also the
# canonical book version
VERSION=$(grep 'echo.*lfs-release' "$JHALFSDIR/prbook.xml" | sed 's/.*echo[ ]*\([^ ]*\).*/\1/')
fi
build_Makefile
echo "${SD_BORDER}${nl_}"
# Check for build prerequisites.
echo
cd "$CWD"
check_prerequisites
echo "${SD_BORDER}${nl_}"
# All is well, run the build (if requested)
run_make