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      1 #!/bin/sh
      2 
      3 # Check whether -c and -w options work.
      4 
      5 . "${srcdir=.}/init.sh"
      6 
      7 check_prog sleep
      8 check_prog grep
      9 
     10 make_log()
     11 {
     12 	$STRACE $args > $LOG 2>&1 || {
     13 		cat $LOG
     14 		fail_ "$STRACE $args failed"
     15 	}
     16 }
     17 
     18 grep_log()
     19 {
     20 	LC_ALL=C grep -E -x -e "$*" $LOG > /dev/null || {
     21 		cat $LOG
     22 		fail_ "unexpected output from $STRACE $args"
     23 	}
     24 }
     25 
     26 args='-c sleep 1'
     27 make_log
     28 grep nanosleep $LOG > /dev/null ||
     29 	skip_ 'sleep does not use nanosleep'
     30 grep_log ' *[^ ]+ +0\.0[^n]*nanosleep'
     31 
     32 args='-c -enanosleep sleep 1'
     33 make_log
     34 grep_log ' *[^ ]+ +0\.0[^n]*nanosleep'
     35 
     36 args='-cw sleep 1'
     37 make_log
     38 grep_log ' *[^ ]+ +(1\.0|0\.99)[^n]*nanosleep'
     39 
     40 args='-cw -enanosleep sleep 1'
     41 make_log
     42 grep_log '100\.00 +(1\.0|0\.99)[^n]*nanosleep'
     43 
     44 exit 0
     45