25 lines
524 B
Bash
25 lines
524 B
Bash
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#!/usr/bin/env bash
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# Run a command silently. On failure, replay captured output and exit with the original code.
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# When DEBUG is set, print start time, command, end time, and duration.
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tmp=$(mktemp)
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trap 'rm -f "$tmp"' EXIT
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if [ -n "${DEBUG:-}" ]; then
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start=$(date +%s)
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echo "[$(date '+%H:%M:%S')] + $*"
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fi
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if "$@" > "$tmp" 2>&1; then
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code=0
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else
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code=$?
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cat "$tmp"
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fi
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if [ -n "${DEBUG:-}" ]; then
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end=$(date +%s)
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echo "[$(date '+%H:%M:%S')] = $* (${code}) $((end - start))s"
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fi
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exit $code
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