Rodrigo Arias
a7097048f9
The -q flag was causing grep to close the stdin as the first match is found, causing the exit code of the programs in the pipe to return non-zero, as stdout is closed.
32 lines
768 B
Bash
Executable File
32 lines
768 B
Bash
Executable File
#!/bin/bash
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# Copyright (c) 2022 Barcelona Supercomputing Center (BSC)
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# SPDX-License-Identifier: GPL-3.0-or-later
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# This script return 0 if and only if the given program returns non-zero
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# AND the regex matches the output
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# $1 = the regex as grep
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# $2... The program
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regex="$1"
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shift
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"${@}" 2>&1 | stdbuf -i0 -o0 tee /dev/stderr | grep "${regex}" >/dev/null
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rcprog=${PIPESTATUS[0]} rcgrep=${PIPESTATUS[2]}
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echo "rcprog='$rcprog' rcgrep='$rcgrep'"
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if [ "$rcprog" != 0 ] && [ "$rcgrep" = 0 ]; then
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echo "ok: program failed and grep matched the error line"
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exit 0
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else
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if [ "$rcprog" = 0 ]; then
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echo "error: program exited with 0 rather than failure"
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fi
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if [ "$rcgrep" != 0 ]; then
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echo "error: regex \"${regex}\" not matched"
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fi
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exit 1
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fi
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