Revision 9068
Added by Aaron Marcuse-Kubitza about 11 years ago
| util.sh | ||
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if self_being_included; then |
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#### functions |
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func_exists () { declare -f "$1" >/dev/null; }
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copy_func () # usage: from=... to=... copy_func |
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# $to must not exist. to get around the no-clobber restriction, use `unset -f`. |
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{
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: "${from:?}" "${to:?}"
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func_exists "$from" || die "function does not exist: $from" |
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! func_exists "$to" || die "function already exists: $to" |
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local from_def="$(declare -f "$from")" |
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eval "$to${from_def#$from}"
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} |
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func_override () # usage: func_override old_name__suffix |
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{ from="${1%%__*}" to="$1" copy_func; }
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#### integers |
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let! () { let "$@" || true; } # always returns true; safe to use for setting
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)" |
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#### functions |
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func_exists () { declare -f "$1" >/dev/null; }
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copy_func () # usage: from=... to=... copy_func |
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# $to must not exist. to get around the no-clobber restriction, use `unset -f`. |
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{
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: "${from:?}" "${to:?}"
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func_exists "$from" || die "function does not exist: $from" |
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! func_exists "$to" || die "function already exists: $to" |
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local from_def="$(declare -f "$from")" |
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eval "$to${from_def#$from}"
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} |
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func_override () # usage: func_override old_name__suffix |
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{ from="${1%%__*}" to="$1" copy_func; }
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#### commands |
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top_script="$0" # outermost script |
Also available in: Unified diff
lib/sh/util.sh: moved functions after verbose output so copy_func () can use logging functions in its input checks