diff options
| -rwxr-xr-x | util/abuild/abuild | 20 |
1 files changed, 12 insertions, 8 deletions
diff --git a/util/abuild/abuild b/util/abuild/abuild index 6148757d1e..706bb2a7e3 100755 --- a/util/abuild/abuild +++ b/util/abuild/abuild @@ -47,6 +47,9 @@ configureonly=0 # Did any board fail to build? failed=0 +# default: single CPU build +cpus=1 + # One might want to adjust these in case of cross compiling for i in make gmake gnumake nonexistant_make; do $i --version 2>/dev/null |grep "GNU Make" >/dev/null && break @@ -587,6 +590,7 @@ while true ; do -T|--test) shift; hwtest=true;; -c|--cpus) shift export MAKEFLAGS="-j $1" + cpus=$1 test "$MAKEFLAGS" == "-j max" && export MAKEFLAGS="-j" && cpuconfig="in parallel" test "$1" == "1" && cpuconfig="on 1 cpu" expr "$1" : '-\?[0-9]\+$' > /dev/null && test 0$1 -gt 1 && cpuconfig="on $1 cpus in parallel" @@ -633,10 +637,16 @@ fi USE_XARGS=0 if [ "$cpus" != "1" ]; then + # Limit to 32 parallel builds for now. + # Thrashing all caches because we run + # 160 abuilds in parallel is no fun. + if [ "$cpus" = "max" ]; then + cpus=32 + fi if [ "$target" = "" ]; then # Test if xargs supports the non-standard -P flag # FIXME: disabled until we managed to eliminate all the make(1) quirks - echo | xargs -P 0$cpus -n 1 echo 2>/dev/null >/dev/null # && USE_XARGS=1 + echo | xargs -P ${cpus:-0} -n 1 echo 2>/dev/null >/dev/null && USE_XARGS=1 fi fi @@ -653,12 +663,6 @@ build_all_targets() done } else -# Limit to 32 parallel builds for now. -# Thrashing all caches because we run -# 160 abuilds in parallel is no fun. -if [ "$cpus" = "" ]; then - cpus=32 -fi build_all_targets() { # seed shared utils @@ -672,7 +676,7 @@ build_all_targets() for MAINBOARD in $( mainboards $VENDOR ); do echo $VENDOR/$MAINBOARD done - done | xargs -P 0$cpus -n 1 $0 $cmdline -t + done | xargs -P ${cpus:-0} -n 1 $0 $cmdline -t } fi |