lfs/MyLFS-big_bash_script
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change dependency check to commandline option, add -v|--version commandline option

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Kyle Glaws
2022-04-05 23:21:03 -04:00
parent 5167a23338
commit 4eed892c4e
1 changed files with 52 additions and 77 deletions
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129
build.sh
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@ -7,6 +7,8 @@ then
exit 1 exit 1
fi fi
LFS_VERSION=11.1
# ######### # #########
# Functions # Functions
# ~~~~~~~~~ # ~~~~~~~~~
@ -14,6 +16,10 @@ fi
function usage { function usage {
echo -e "Welcome to MyLFS.\n" \ echo -e "Welcome to MyLFS.\n" \
" options: \n" \ " options: \n" \
" -e|--check Outputs LFS dependency version information, then exits.\n" \
" It is recommended that you run this before proceeding\n" \
" with the rest of the build.\n" \
"\n" \
" -p|--start-phase\n" \ " -p|--start-phase\n" \
" -a|--start-package Select a phase and optionally a package\n" \ " -a|--start-package Select a phase and optionally a package\n" \
" within that phase to start building from.\n" \ " within that phase to start building from.\n" \
@ -37,76 +43,61 @@ function usage {
" -c|--clean This will unmount and delete the image, and clear the\n" \ " -c|--clean This will unmount and delete the image, and clear the\n" \
" logs.\n" \ " logs.\n" \
"\n" \ "\n" \
" -v|--version Print the LFS version this build is based on.\n" \
"\n" \
" -h|--help Show this message." " -h|--help Show this message."
} }
function compare_version {
local MINVERS=$1
local CURRVERS=$2
local NDIGS=$(echo $MINVERS | tr . ' ' | wc -w)
for ((FIELD=1; FIELD < NDIGS; FIELD++))
do
MINDIGIT=$(echo $MINVERS | cut -d"." -f$FIELD)
CURRDIGIT=$(echo $CURRVERS | cut -d"." -f$FIELD)
if [[ "0x$CURRDIGIT" -gt "0x$MINDIGIT" ]]
then
return 0
elif [[ "0x$CURRDIGIT" -eq "0x$MINDIGIT" ]]
then
continue
else
return 1
fi
done
return 0
}
function check_dependency { function check_dependency {
local PROG=$1 local PROG=$1
local MINVERS=$2 local MINVERS=$2
local CURRVERSFIELD=$3 local MAXVERS=$([ -n "$3" ] && echo $3 || echo "none")
if ! command -v $PROG 1 > /dev/null if ! command -v $PROG > /dev/null
then then
echo "ERROR: '$PROG' not found" echo "ERROR: '$PROG' not found"
return 1 return 1
fi fi
CURRVERS=$($PROG --version 2>&1 | head -n1 | cut -d" " -f$CURRVERSFIELD | cut -d"(" -f1 | cut -d"," -f1 | cut -d"-" -f1) echo -e "$PROG:\n" \
CURRVERS=${CURRVERS%"${CURRVERS##*[0-9]}"} " Minimum: $MINVERS, Maximum: $MAXVERS\n" \
" You have: $($PROG --version | head -n 1)"
if ! compare_version "$MINVERS" "$CURRVERS" return 0
then }
echo "ERROR: $PROG $CURRVERS does not satisfy minimum version $MINVERS"
fi function kernel_vers {
cat /proc/version | head -n1
}
function perl_vers {
perl -V:version
} }
function check_dependencies { function check_dependencies {
EXIT_STATUS=0 EXIT_STATUS=0
echo -n "Checking system dependencies... " if ! check_dependency bash 3.2 ; then EXIT_STATUS=1; fi
if ! check_dependency ld 2.13.1 2.38; then EXIT_STATUS=1; fi # binutils
if ! check_dependency bash 3.2 4; then EXIT_STATUS=1; fi if ! check_dependency bison 2.7 ; then EXIT_STATUS=1; fi
if ! check_dependency ld 2.13.1 7; then EXIT_STATUS=1; fi # binutils if ! check_dependency chown 6.9 ; then EXIT_STATUS=1; fi # coreutils
if ! check_dependency bison 2.7 4; then EXIT_STATUS=1; fi if ! check_dependency diff 2.8.1 ; then EXIT_STATUS=1; fi
if ! check_dependency chown 6.9 4; then EXIT_STATUS=1; fi # coreutils if ! check_dependency find 4.2.31 ; then EXIT_STATUS=1; fi
if ! check_dependency diff 2.8.1 4; then EXIT_STATUS=1; fi if ! check_dependency gawk 4.0.1 ; then EXIT_STATUS=1; fi
if ! check_dependency find 4.2.31 4; then EXIT_STATUS=1; fi if ! check_dependency gcc 4.8 11.2.0 ; then EXIT_STATUS=1; fi
if ! check_dependency gawk 4.0.1 3; then EXIT_STATUS=1; fi if ! check_dependency g++ 4.8 11.2.0 ; then EXIT_STATUS=1; fi
if ! check_dependency gcc 4.8 4; then EXIT_STATUS=1; fi if ! check_dependency grep 2.5.1a ; then EXIT_STATUS=1; fi
if ! check_dependency g++ 4.8 4; then EXIT_STATUS=1; fi if ! check_dependency gzip 1.3.12 ; then EXIT_STATUS=1; fi
if ! check_dependency grep 2.5.1a 4; then EXIT_STATUS=1; fi if ! check_dependency m4 1.4.10 ; then EXIT_STATUS=1; fi
if ! check_dependency gzip 1.3.12 2; then EXIT_STATUS=1; fi if ! check_dependency make 4.0 ; then EXIT_STATUS=1; fi
if ! check_dependency m4 1.4.10 4; then EXIT_STATUS=1; fi if ! check_dependency patch 2.5.4 ; then EXIT_STATUS=1; fi
if ! check_dependency make 4.0 3; then EXIT_STATUS=1; fi if ! check_dependency python3 3.4 ; then EXIT_STATUS=1; fi
if ! check_dependency patch 2.5.4 3; then EXIT_STATUS=1; fi if ! check_dependency sed 4.1.5 ; then EXIT_STATUS=1; fi
if ! check_dependency python3 3.4 2; then EXIT_STATUS=1; fi if ! check_dependency tar 1.22 ; then EXIT_STATUS=1; fi
if ! check_dependency sed 4.1.5 4; then EXIT_STATUS=1; fi if ! check_dependency makeinfo 4.7 ; then EXIT_STATUS=1; fi # texinfo
if ! check_dependency tar 1.22 4; then EXIT_STATUS=1; fi if ! check_dependency xz 5.0.0 ; then EXIT_STATUS=1; fi
if ! check_dependency makeinfo 4.7 4; then EXIT_STATUS=1; fi # texinfo if ! check_dependency kernel_vers 3.2 ; then EXIT_STATUS=1; fi # linux
if ! check_dependency xz 5.0.0 4; then EXIT_STATUS=1; fi if ! check_dependency perl_vers 5.8.8 ; then EXIT_STATUS=1; fi # perl
# check that yacc is a link to bison # check that yacc is a link to bison
if [ ! -h /usr/bin/yacc -a "$(readlink -f /usr/bin/yacc)"="/usr/bin/bison.yacc" ] if [ ! -h /usr/bin/yacc -a "$(readlink -f /usr/bin/yacc)"="/usr/bin/bison.yacc" ]
@ -122,24 +113,6 @@ function check_dependencies {
EXIT_STATUS=1 EXIT_STATUS=1
fi fi
# check linux version
MIN_LINUX_VERS=3.2
LINUX_VERS=$(cat /proc/version | head -n1 | cut -d" " -f3 | cut -d"-" -f1)
if ! compare_version "$MIN_LINUX_VERSION" "$LINUX_VERS"
then
echo "ERROR: Linux kernel version '$LINUX_VERS' does not satisfy minium version $MIN_LINUX_VERS"
EXIT_STATUS=1
fi
# check perl version
MIN_PERL_VERS=5.8.8
PERL_VERS=$(perl -V:version | cut -d"'" -f2)
if ! compare_version "$MIN_PERL_VERS" "$PERL_VERS"
then
echo "ERROR: Perl version '$PERL_VERS' does not satisfy minium version $MIN_PERL_VERS"
EXIT_STATUS=1
fi
# check G++ compilation # check G++ compilation
echo 'int main(){}' > dummy.c && g++ -o dummy dummy.c echo 'int main(){}' > dummy.c && g++ -o dummy dummy.c
if [ ! -x dummy ] if [ ! -x dummy ]
@ -149,8 +122,6 @@ function check_dependencies {
fi fi
rm -f dummy.c dummy rm -f dummy.c dummy
echo "done."
return $EXIT_STATUS return $EXIT_STATUS
} }
@ -476,7 +447,6 @@ function build_phase {
return 0 return 0
} }
function clean_image { function clean_image {
unmount_image unmount_image
@ -510,6 +480,10 @@ ONEOFF=false
while [ $# -gt 0 ]; do while [ $# -gt 0 ]; do
case $1 in case $1 in
-e|--check)
check_dependencies
exit
;;
-o|--one-off) -o|--one-off)
ONEOFF=true ONEOFF=true
shift shift
@ -541,6 +515,10 @@ while [ $# -gt 0 ]; do
clean_image clean_image
exit exit
;; ;;
-v|--version)
echo $LFS_VERSION
exit
;;
-h|--help) -h|--help)
usage usage
exit exit
@ -554,7 +532,7 @@ while [ $# -gt 0 ]; do
done done
if [ -n "$STARTPHASE" ] && if [ -n "$STARTPHASE" ] &&
[ "$STARTPHASE" != "1" -a "$STARTPHASE" != 2 -a "$STARTPHASE" != 3 -a "$STARTPHASE" != 4 ] [ "$STARTPHASE" != 1 -a "$STARTPHASE" != 2 -a "$STARTPHASE" != 3 -a "$STARTPHASE" != 4 ]
then then
echo "ERROR: phase '$STARTPHASE' does not exist" echo "ERROR: phase '$STARTPHASE' does not exist"
exit 1 exit 1
@ -576,8 +554,6 @@ FOUNDSTARTPHASE=false
# Prepare for build # Prepare for build
# ~~~~~~~~~~~~~~~~~ # ~~~~~~~~~~~~~~~~~
check_dependencies
while read pkg; while read pkg;
do do
eval $pkg eval $pkg
@ -591,7 +567,6 @@ then
echo "ERROR: $LFS_IMG is not present - cannot start from phase $STARTPHASE." echo "ERROR: $LFS_IMG is not present - cannot start from phase $STARTPHASE."
exit 1 exit 1
fi fi
mount_image mount_image
else else
if [ -f $LFS_IMG ] if [ -f $LFS_IMG ]