1#!/bin/sh 2 3# Check how strace -e abbrev=set, -e raw=set, -e trace=set, 4# and -e verbose=set work. 5 6. "${srcdir=.}/init.sh" 7 8run_prog ./umovestr 9pattern_abbrev_verbose='execve("\./umovestr", \["\./umovestr"\], \[/\* [[:digit:]]* vars \*/\]) = 0' 10pattern_nonabbrev_verbose='execve("\./umovestr", \["\./umovestr"\], \[".*\"\(\.\.\.\)\?\]) = 0' 11pattern_nonverbose='execve("\./umovestr", 0x[[:xdigit:]]*, 0x[[:xdigit:]]*) = 0' 12pattern_raw='execve(0x[[:xdigit:]]*, 0x[[:xdigit:]]*, 0x[[:xdigit:]]*) = 0' 13 14check_output_mismatch() 15{ 16 local pattern 17 pattern="$1"; shift 18 run_strace "$@" ./umovestr 19 LC_ALL=C grep -x "$pattern" "$LOG" > /dev/null || { 20 printf '%s\n%s\n' \ 21 'Failed patterns of expected output:' "$pattern" 22 dump_log_and_fail_with "$STRACE $args output mismatch" 23 } 24} 25 26check_output_mismatch "$pattern_abbrev_verbose" -e execve 27LC_ALL=C grep -v -x "$pattern_abbrev_verbose" "$LOG" | 28LC_ALL=C grep '^[[:alnum:]_]*(' > /dev/null && 29 dump_log_and_fail_with "$STRACE $args unexpected output" 30 31check_output_mismatch "$pattern_abbrev_verbose" -e trace=process 32LC_ALL=C grep '^chdir' "$LOG" > /dev/null && 33 dump_log_and_fail_with "$STRACE $args unexpected output" 34 35run_strace -e 42 ./umovestr 36LC_ALL=C grep '^[[:alnum:]_]*(' "$LOG" > /dev/null && 37 dump_log_and_fail_with "$STRACE $args unexpected output" 38 39for a in execve \!chdir all \!none \ 40 file process \!desc \!ipc \!memory \!network \!signal; do 41 check_output_mismatch \ 42 "$pattern_abbrev_verbose" -e abbrev="$a" -e execve 43 check_output_mismatch \ 44 "$pattern_raw" -a22 -e raw="$a" -e execve 45 check_output_mismatch \ 46 "$pattern_abbrev_verbose" -e verbose="$a" -e execve 47done 48 49for a in \!execve chdir 42 \!all none \ 50 \!file \!process desc ipc memory network signal; do 51 check_output_mismatch \ 52 "$pattern_nonabbrev_verbose" -e abbrev="$a" -e execve 53 check_output_mismatch \ 54 "$pattern_abbrev_verbose" -e raw="$a" -e execve 55 check_output_mismatch \ 56 "$pattern_nonverbose" -a31 -e verbose="$a" -e execve 57done 58 59exit 0 60