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buildscript: provide option to set number of threads during build 

This allows to specify the number of threads used in
'./buildscript build' manually by adding them as third option, e.g.

./buildscript build fast 20
./buildscript build debug 4
./buildscript build default 10

Signed-off-by: Adrian Schmutzler <freifunk@adrianschmutzler.de>
Reviewed-by: Fabian Bläse <fabian@blaese.de>
This commit is contained in:
Adrian Schmutzler 2021-03-01 00:12:56 +01:00 committed by Fabian Bläse
parent 20d12f943e
commit 0dfa1140ff
1 changed files with 12 additions and 6 deletions
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18
buildscript
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@ -208,13 +208,19 @@ build() {
case "$1" in
"debug")
make V=99
if [ -n "$2" ]; then
make V=99 -j $2
else
make V=99
fi
;;
"fast")
ionice -c 2 -- nice -n 1 -- make -j $((cpus*2))
[ -n "$2" ] && threads=$2 || threads=$((cpus*2))
ionice -c 2 -- nice -n 1 -- make -j $threads
;;
*)
ionice -c 3 -- nice -n 10 -- make -j $((cpus+1))
[ -n "$2" ] && threads=$2 || threads=$((cpus+1))
ionice -c 3 -- nice -n 10 -- make -j $threads
;;
esac
@ -444,13 +450,13 @@ case "$1" in
"build")
if [ "$2" = "help" ] || [ "$2" = "x" ]; then
echo "This option compiles the firmware"
echo "Normaly the build uses lower IO and System priorities, "
echo "Normally the build uses lower IO and System priorities, "
echo "you can append \"fast\" option, to use normal user priorities"
echo
echo "Usage: $0 $1 [fast|debug]"
echo "Usage: $0 $1 [fast|debug] [numthreads]"
echo
else
build "$2"
build "$2" "$3"
fi
;;
"config")