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| author | Sverker Eriksson <sverker@erlang.org> | 2019-09-12 16:12:11 +0200 |
|---|---|---|
| committer | Sverker Eriksson <sverker@erlang.org> | 2019-09-12 16:12:11 +0200 |
| commit | 91c52da3af8eb4e522253a19fdd0abefd850eda1 (patch) | |
| tree | 2cca0cd1f7e9a76905a16f2db6347f21dec772e7 | |
| parent | b63770e562433f6b61aed58e14a391393b2ff786 (diff) | |
| download | erlang-91c52da3af8eb4e522253a19fdd0abefd850eda1.tar.gz | |
Fix cerl script for SunOS
syntax error at line 318: `taskset1=$' unexpected
A real Bourne Shell does not parse arithmetic (( syntax.
And expr command does not support << bit shift.
| -rw-r--r-- | erts/etc/unix/cerl.src | 9 |
1 files changed, 7 insertions, 2 deletions
diff --git a/erts/etc/unix/cerl.src b/erts/etc/unix/cerl.src index 59de9bdec8..d85a36acd4 100644 --- a/erts/etc/unix/cerl.src +++ b/erts/etc/unix/cerl.src @@ -315,8 +315,13 @@ if [ "x$GDB" = "x" ]; then ncpu=`cat /proc/cpuinfo | grep -w processor | wc -l` # Choose a random core in order to not collide with any other valgrind # run on the same machine. - taskset1=$((1 << (`shuf -i 1-$ncpu -n 1` - 1) )) - taskset1="taskset $taskset1" + cpu=`shuf -i 1-$ncpu -n 1` + mask=1 + while [ $cpu -gt 1 ]; do + mask=`expr $mask \* 2` + cpu=`expr $cpu - 1` + done + taskset1="taskset $mask" sched_arg="-S$ncpu:$ncpu" else taskset1= |