Revision 9050
Added by Aaron Marcuse-Kubitza about 11 years ago
| util.sh | ||
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function extern () { (exec "$@") || return; }
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isset () { test -n "${!1+isset}"; }
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isset () { test "${!1+isset}"; }
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realpath () { readlink -f -- "$1"; }
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| 12 | 12 |
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| ... | ... | |
| 99 | 99 |
let! () { let "$@" || true; } # always returns true; safe to use for setting
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# "If the last ARG evaluates to 0, let returns 1" (`help let`) |
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bool2int () { try test -z "$1"; echo "$e"; } # empty->0; non-empty->1
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bool2int () { try test ! "$1"; echo "$e"; } # empty->0; non-empty->1
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#### arrays |
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{
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case "$1" in echo_run) shift; echo_cmd "$@";; esac |
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(limit_stderr |
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if test -n "$stdout2stderr"; then stdout2stderr; fi
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if test "$stdout2stderr"; then stdout2stderr; fi |
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"$@" |
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) || return |
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} |
| ... | ... | |
| 245 | 245 |
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set_var () { eval "$1"'="$2"'; }
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set_inv () { set_var no_"$1" "$(test -n "${!1}" || echo 1)"; }
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set_inv () { set_var no_"$1" "$(test "${!1}" || echo 1)"; }
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# usage: local var=...; local_inv |
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alias local_inv='declare "no_$var=$(test -n "${!var}" || echo 1)"'
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alias local_inv='declare "no_$var=$(test "${!var}" || echo 1)"'
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# usage: local prefix=..._; import_vars |
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alias import_vars="$(cat <<'EOF' |
Also available in: Unified diff
*{.sh,run}: use shorter `test` instead of `test -n` and `test !` instead of `test -z` (http://www.gnu.org/software/bash/manual/bash.html#Bourne-Shell-Builtins > test)