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| author | Kavon Farvardin <kavon@farvard.in> | 2018-09-23 15:29:37 -0500 |
|---|---|---|
| committer | Kavon Farvardin <kavon@farvard.in> | 2018-09-23 15:29:37 -0500 |
| commit | 84c2ad99582391005b5e873198b15e9e9eb4f78d (patch) | |
| tree | caa8c2f2ec7e97fbb4977263c6817c9af5025cf4 /mk/detect-cpu-count.sh | |
| parent | 8ddb47cfcf5776e9a3c55fd37947c8a95e00fa12 (diff) | |
| parent | e68b439fe5de61b9a2ca51af472185c62ccb8b46 (diff) | |
| download | haskell-wip/T13904.tar.gz | |
update to current master againwip/T13904
Diffstat (limited to 'mk/detect-cpu-count.sh')
| -rwxr-xr-x | mk/detect-cpu-count.sh | 26 |
1 files changed, 26 insertions, 0 deletions
diff --git a/mk/detect-cpu-count.sh b/mk/detect-cpu-count.sh new file mode 100755 index 0000000000..abc47387d1 --- /dev/null +++ b/mk/detect-cpu-count.sh @@ -0,0 +1,26 @@ +#!/bin/sh + +detect_cpu_count () { + if [ "$CPUS" = "" ]; then + # Windows standard environment variable + CPUS="$NUMBER_OF_PROCESSORS" + fi + + if [ "$CPUS" = "" ]; then + # Linux + CPUS=`getconf _NPROCESSORS_ONLN 2>/dev/null` + fi + + if [ "$CPUS" = "" ]; then + # FreeBSD + CPUS=`getconf NPROCESSORS_ONLN 2>/dev/null` + fi + + if [ "$CPUS" = "" ]; then + # nothing helped + CPUS="1" + fi +} + +detect_cpu_count +echo "$CPUS" |