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| author | Dave Reisner <dreisner@archlinux.org> | 2012-02-16 04:50:51 +0100 |
|---|---|---|
| committer | Dan McGee <dan@archlinux.org> | 2012-02-17 00:31:16 +0100 |
| commit | ca4142714137b16feabac09c4cda86b0a75036f8 (patch) | |
| tree | 76706d41581a2f764ba9c51f4d5ae151bcedae6a /scripts/library/parse_options.sh | |
| parent | 242006933d31c88b844f8f8d0c2f0806763cc51f (diff) | |
| download | pacman-ca4142714137b16feabac09c4cda86b0a75036f8.tar.gz pacman-ca4142714137b16feabac09c4cda86b0a75036f8.tar.xz | |
parseopts: normalize options into an array
Modify parse_options logic to fill an array instead of printing parsed
options. Avoid eval like the plague. Because it is the plague.
Fixes bugs such as FS#28445.
Signed-off-by: Dave Reisner <dreisner@archlinux.org>
Signed-off-by: Dan McGee <dan@archlinux.org>
Diffstat (limited to 'scripts/library/parse_options.sh')
| -rw-r--r-- | scripts/library/parse_options.sh | 32 |
1 files changed, 11 insertions, 21 deletions
diff --git a/scripts/library/parse_options.sh b/scripts/library/parse_options.sh index 48fd42cd..39038de6 100644 --- a/scripts/library/parse_options.sh +++ b/scripts/library/parse_options.sh @@ -23,17 +23,15 @@ parse_options() { [[ ${match} = ${1:2}:: && -n $2 && ${2:0:1} != "-" ]] && needsargument=1 if (( ! needsargument )); then - printf ' %s' "$1" + OPTRET+=("$1") else if [[ -n $2 ]]; then - printf ' %s ' "$1" + OPTRET+=("$1" "$2") shift - printf "'%q" "$1" while [[ -n $2 && ${2:0:1} != "-" ]]; do shift - printf " %q" "$1" + OPTRET+=("$1") done - printf "'" else printf "@SCRIPTNAME@: $(gettext "option %s requires an argument\n")" "'$1'" >&2 ret=1 @@ -57,26 +55,22 @@ parse_options() { ( -n ${1:$i+1} || ( -n $2 && ${2:0:1} != "-" ) ) ]] && needsargument=1 if (( ! needsargument )); then - printf ' -%s' "${1:i:1}" + OPTRET+=("-${1:i:1}") else if [[ -n ${1:$i+1} ]]; then - printf ' -%s ' "${1:i:1}" - printf "'%q" "${1:$i+1}" + OPTRET+=("-${1:i:1}" "${1:i+1}") while [[ -n $2 && ${2:0:1} != "-" ]]; do shift - printf " %q" "$1" + OPTRET+=("$1") done - printf "'" else if [[ -n $2 ]]; then - printf ' -%s ' "${1:i:1}" + OPTRET+=("-${1:i:1}" "$2") shift - printf "'%q" "$1" while [[ -n $2 && ${2:0:1} != "-" ]]; do shift - printf " %q" "$1" + OPTRET+=("$1") done - printf "'" else printf "@SCRIPTNAME@: $(gettext "option %s requires an argument\n")" "'-${1:i:1}'" >&2 @@ -91,15 +85,11 @@ parse_options() { fi done else - unused_options="${unused_options} '$1'" + unused_options+=("$1") fi shift done - printf " --" - [[ $unused_options ]] && printf ' %s' "${unused_options[@]}" - [[ $1 ]] && printf " '%s'" "$@" - printf "\n" - + OPTRET+=('--' "${unused_options[@]}") return $ret -}
\ No newline at end of file +} |