#!/bin/sh
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# Check how strace -e abbrev=set, -e raw=set, -e trace=set,
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# and -e verbose=set work.
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. "${srcdir=.}/init.sh"
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run_prog ../umovestr
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pattern_abbrev_verbose='execve("\.\./umovestr", \["\.\./umovestr"\], 0x[[:xdigit:]]* /\* [[:digit:]]* vars \*/) = 0'
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pattern_nonabbrev_verbose='execve("\.\./umovestr", \["\.\./umovestr"\], \[".*\"\(\.\.\.\)\?\]) = 0'
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pattern_nonverbose='execve("\.\./umovestr", 0x[[:xdigit:]]*, 0x[[:xdigit:]]*) = 0'
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pattern_raw='execve(0x[[:xdigit:]]*, 0x[[:xdigit:]]*, 0x[[:xdigit:]]*) = 0'
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check_output_mismatch()
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{
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local pattern
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pattern="$1"; shift
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run_strace "$@" ../umovestr
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LC_ALL=C grep -x "$pattern" "$LOG" > /dev/null || {
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printf '%s\n%s\n' \
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'Failed patterns of expected output:' "$pattern"
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dump_log_and_fail_with "$STRACE $args output mismatch"
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}
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}
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check_output_mismatch "$pattern_abbrev_verbose" -e execve
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LC_ALL=C grep -v -x "$pattern_abbrev_verbose" "$LOG" |
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LC_ALL=C grep '^[[:alnum:]_]*(' > /dev/null &&
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dump_log_and_fail_with "$STRACE $args unexpected output"
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check_output_mismatch "$pattern_abbrev_verbose" -e trace=%process
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LC_ALL=C grep '^chdir' "$LOG" > /dev/null &&
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dump_log_and_fail_with "$STRACE $args unexpected output"
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run_strace -e 42 ../umovestr
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LC_ALL=C grep '^[[:alnum:]_]*(' "$LOG" > /dev/null &&
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dump_log_and_fail_with "$STRACE $args unexpected output"
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run_strace -e/ -e42 ../umovestr
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LC_ALL=C grep '^[[:alnum:]_]*(' "$LOG" > /dev/null &&
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dump_log_and_fail_with "$STRACE $args unexpected output"
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for a in execve \!chdir /. all \!none \
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file process \!desc \!ipc \!memory \!network \!signal; do
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check_output_mismatch \
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"$pattern_abbrev_verbose" -e abbrev="$a" -e execve
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check_output_mismatch \
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"$pattern_raw" -a22 -e raw="$a" -e execve
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check_output_mismatch \
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"$pattern_abbrev_verbose" -e verbose="$a" -e execve
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done
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for a in \!execve chdir 42 \!all none \
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\!file \!process desc ipc memory network signal; do
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check_output_mismatch \
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"$pattern_nonabbrev_verbose" -e abbrev="$a" -e execve
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check_output_mismatch \
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"$pattern_abbrev_verbose" -e raw="$a" -e execve
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check_output_mismatch \
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"$pattern_nonverbose" -a31 -e verbose="$a" -e execve
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done
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exit 0
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