140 lines
3.5 KiB
Bash
140 lines
3.5 KiB
Bash
#!/usr/bin/env bash
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# regex to match any ebuild https://projects.gentoo.org/pms/8/pms.html
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# [0-9]+(\.[0-9]+)+([a-z])?(_alpha|_beta|_pre|_rc|_p)?([a-z])?(-r([0-9]))?.ebuild
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function pms_sort() {
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(( $# < 2 )) && if [[ -n "$1" ]]; then
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echo "$1"
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return 0
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else
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ewarn "No version for sorting provided" "\n"
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return 2
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fi
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local latest=""
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local args=""
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args=("${@:1}")
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for (( i = 1; i < $#; i++ )); do
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latest="$(pms_inner_sort "${args[$i]}" "${latest:-${args[$((i - 1))]}}")"
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echo "comparing: $((i - 1)) and $i" >> ./test
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echo -e "args[0] = ${args[0]} and args[1] = ${args[1]} and args[2] = ${args[2]}\n" >> ./test
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done
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echo "$latest"
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}
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# Original python code for portage can be found here:
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# /usr/lib/python3.12/site-packages/portage/versions.py:121
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function pms_inner_sort() {
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local _unknown_repo="__unknown__"
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# \w is [a-zA-Z0-9_]
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# PMS 3.1.3: A slot name may contain any of the characters [A-Za-z0-9+_.-].
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# It must not begin with a hyphen or a dot.
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local _slot="([\w+][\w+.-]*)"
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# 2.1.1 A category name may contain any of the characters [A-Za-z0-9+_.-].
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# It must not begin with a hyphen or a dot.
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local _cat="[\w+][\w+.-]*"
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# 2.1.2 A package name may contain any of the characters [A-Za-z0-9+_-].
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# It must not begin with a hyphen,
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# and must not end in a hyphen followed by one or more digits.
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local _pkg="[\w+][\w+-]*?"
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local _v="([0-9]+)((\.[0-9]+)*)([a-z]?)((_(pre|p|beta|alpha|rc)[0-9]*)*)"
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local _rev="[0-9]+"
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local _vr="$_v"
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_vr+="?(-r("
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_vr+="$_rev"
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_vr+="))?"
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local _cp="("
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_cp+="$_cat"
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_cp+="/"
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_cp+="$_pkg"
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_cp+="(-"
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_cp+="$_vr"
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_cp+=")?)"
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local _cpv="("
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_cpv+="$_cp"
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_cpv+="-"
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_cpv+="$_vr"
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_cpv+=")"
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local _pv="(?P<pn>"
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_pv+="$_pkg"
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_pv+="(?P<pn_inval>-"
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_pv+="$_vr"
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_pv+=")?)"
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_pv+="-(?P<ver>"
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_pv+="$_v"
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_pv+=")(-r(?P<rev>"
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_pv+="$_rev"
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_pv+="))?"
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# local ver_regexp=
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local ver_regexp="^"
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ver_regexp+="$_vr"
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ver_regexp+="$"
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declare -a match1=()
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declare -a match2=()
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if [[ $1 =~ $ver_regexp ]]; then
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for (( i=1; i<${#BASH_REMATCH[@]}; i++ )); do
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match1+=("${BASH_REMATCH[$i]}")
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done
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else
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# TODO: replace these with eerrors and ETOOLS_DEBUG checks
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echo "ERROR: syntax error in version: $1" && return 2;
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fi
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if [[ $2 =~ $ver_regexp ]]; then
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for (( i=1; i<${#BASH_REMATCH[@]}; i++ )); do
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match2+=("${BASH_REMATCH[$i]}")
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done
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else
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# TODO: replace these with eerrors and ETOOLS_DEBUG checks
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echo "ERROR: syntax error in version: $2" && return 2;
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fi
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echo "$ver_regexp"
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echo "${match1[@]}"
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echo "${match2[@]}"
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if (( match1[0] < match2[0] )); then
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echo "$2"
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return 0
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elif (( match1[0] > match2[0] )); then
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echo "$1"
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return 0
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fi
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declare -a list1=()
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declare -a list2=()
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IFS='.' read -r -a vlist1 <<< "${match1[1]:1}"
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IFS='.' read -r -a vlist2 <<< "${match2[1]:1}"
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for (( i=0; i<( ${#vlist1[@]} > ${#vlist2[@]} ? ${#vlist1[@]} : ${#vlist2[@]} ); i++ )); do
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if (( ${#vlist1[@]} <= i || ${#vlist1[$i]} == 0 )); then
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# echo -e "length: ${#vlist1[@]}\tvalue: ${vlist1[$i]}\tvalue length: ${#vlist1[$i]}"
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list1+=("-1")
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list2+=("${vlist2[$i]}")
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elif (( ${#vlist2[@]} <= i || ${#vlist2[$i]} == 0 )); then
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list1+=("${vlist1[$i]}")
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list2+=("-1")
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elif [[ ${vlist1[$i]} != 0* && ${vlist2[$i]} != 0* ]]; then
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list1+=("${vlist1[$i]}")
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list2+=("${vlist2[$i]}")
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else
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local max_len=$(( ${#vlist1[$i]} > ${#vlist2[$i]} ? ${#vlist1[$i]} : ${#vlist2[$i]} ))
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list1+=("$(printf "%-s" "${vlist1[$i]}$(printf "%${max_len}s" | tr ' ' "0")")")
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list2+=("$(printf "%-s" "${vlist2[$i]}$(printf "%${max_len}s" | tr ' ' "0")")")
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fi
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done
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echo "$1"
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}
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