fork.sh

来自「linux下的多线程调试工具」· Shell 代码 · 共 19 行

#! /bin/sh

touch alias
./generic.sh fork 0 -E USER_FUNC,PROG_FORK

# check whether pid associated with events change or not

./init.sh
PTT_TRACE=./ptt_trace
PTT_VIEW=../src/decode/ptt_view

$PTT_TRACE -n trace prog/fork > /dev/null
$PTT_VIEW $@ trace.bin > fork.tmp
PID1=`awk '{if (NR == 8) print $5}' fork.tmp`
PID2=`awk '{if (NR == 9) print $5}' fork.tmp`
rm -f fork.tmp trace.bin
if [ $PID1 -ne $PID2 ]; then exit 0; else exit 1; fi