aca153bfa6
In order for the scripts to be used in testsuites, it is easiest to generate all of them so they are found in the build directory (which may be different to the source directory). Signed-off-by: Alad Wenter <alad@archlinux.info> Signed-off-by: Allan McRae <allan@archlinux.org>
85 lines
1.9 KiB
Bash
85 lines
1.9 KiB
Bash
#!/bin/bash
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#
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# util.sh - general utility functions
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#
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# Copyright (c) 2006-2016 Pacman Development Team <pacman-dev@archlinux.org>
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# Copyright (c) 2002-2006 by Judd Vinet <jvinet@zeroflux.org>
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#
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# This program is free software; you can redistribute it and/or modify
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# it under the terms of the GNU General Public License as published by
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# the Free Software Foundation; either version 2 of the License, or
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# (at your option) any later version.
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#
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# This program is distributed in the hope that it will be useful,
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# but WITHOUT ANY WARRANTY; without even the implied warranty of
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# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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# GNU General Public License for more details.
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#
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# You should have received a copy of the GNU General Public License
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# along with this program. If not, see <http://www.gnu.org/licenses/>.
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#
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[[ -n "$LIBMAKEPKG_UTIL_UTIL_SH" ]] && return
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LIBMAKEPKG_UTIL_UTIL_SH=1
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##
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# usage : in_array( $needle, $haystack )
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# return : 0 - found
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# 1 - not found
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##
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in_array() {
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local needle=$1; shift
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local item
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for item in "$@"; do
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[[ $item = "$needle" ]] && return 0 # Found
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done
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return 1 # Not Found
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}
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# tests if a variable is an array
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is_array() {
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local v=$1
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local ret=1
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# this function requires extglob - save current options to restore later
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local shellopts=$(shopt -p)
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shopt -s extglob
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if [[ $(declare -p "$v") == declare\ -*([[:alnum:]])a*([[:alnum:]])\ * ]]; then
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ret=0
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fi
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eval "$shellopts"
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return $ret
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}
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# Canonicalize a directory path if it exists
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canonicalize_path() {
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local path="$1";
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if [[ -d $path ]]; then
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(
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cd_safe "$path"
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pwd -P
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)
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else
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printf "%s\n" "$path"
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fi
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}
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dir_is_empty() {
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(
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shopt -s dotglob nullglob
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files=("$1"/*)
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(( ${#files} == 0 ))
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)
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}
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cd_safe() {
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if ! cd "$1"; then
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error "$(gettext "Failed to change to directory %s")" "$1"
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plain "$(gettext "Aborting...")"
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exit 1
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fi
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}
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