1 | # oil-polyfill.sh
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2 | #
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3 | # Portable shell for some of Oil's builtins.
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4 | #
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5 | # Usage:
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6 | # source oil-polyfill.sh
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7 | #
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8 | # TODO: Where to deploy this? I think we want versioned copies in
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9 | # ~/.local/lib/oil-0.7.0/stdlib/oil-polyfill.sh
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10 |
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11 | sh-strict() {
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12 | ### Turn on "legacy" shell strict modes.
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13 |
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14 | # bash has this option, which is similar.
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15 | # use || true in case
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16 | # Actually we don't need this because of static-word-eval subsumes it?
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17 | #shopt -s nullglob 2>/dev/null || true
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18 |
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19 | # POSIX
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20 | set -o errexit -o nounset -o pipefail
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21 | }
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22 |
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23 | log() {
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24 | ### Write a message to stderr.
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25 | echo "$@" 1>&2
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26 | }
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27 |
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28 | die() {
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29 | ### Write a message to stderr and exit failure.
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30 | log 'fatal:' "$@"
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31 | exit 1
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32 | }
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33 |
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34 | # Idea: from Soil, to fix Bernstein chaining.
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35 | #
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36 | # ssh $USER@$HOST "$(printf '%q ' "$@")"
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37 | #
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38 | # Also need one for scp.
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39 |
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40 | # Idea: from tea/run.sh, exit 255 for xargs
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41 | # Does this need run --assign-status, or can it be POSIX shell?
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