pacman/scripts/libmakepkg/lint_pkgbuild/fullpkgver.sh.in
Luke Shumaker f7efa6a93d makepkg: Better error messages for versions in (check, make, opt)depends/provides/conflicts
Given the depends

    depends=('foo>=1.2-1.par2')

and the error message

    ==> ERROR: pkgver in depends is not allowed to contain colons, forward slashes, hyphens or whitespace.

One would be lead to believe that the problem is that they gave a pkgrel in
depends at all, not that the pkgrel contains letters.

Each of the (check,make,opt)depends, conflicts, and provides linters use a
glob to trim off properly formed epoch an rel from the full version string,
and pass the remainder to check_pkgver().  This does a good job of
accepting/rejecting full versions, but doesn't do a good job of generating
good error messages when rejecting if it's because of the epoch or rel.

1. Factor out check_epoch() and check_pkgrel() from lint_epoch() and
   lint_pkgrel(), similarly to check_pkgver().
2. Add a check_fullpkgver() that takes a full [epoch:]ver[-rel] string and
   splits it in to epoch/ver/rel, and calls the appropriate check_ function
   on each.
3. Use check_fullpkgver() in the {,check,make,opt}depends, conflicts, and
   provides linters.

Signed-off-by: Allan McRae <allan@archlinux.org>
2019-01-10 17:00:03 +10:00

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#!/bin/bash
#
# fullpkgver.sh - Check whether a full version conforms to requirements.
#
# Copyright (c) 2018 Pacman Development Team <pacman-dev@archlinux.org>
#
# This program is free software; you can redistribute it and/or modify
# it under the terms of the GNU General Public License as published by
# the Free Software Foundation; either version 2 of the License, or
# (at your option) any later version.
#
# This program is distributed in the hope that it will be useful,
# but WITHOUT ANY WARRANTY; without even the implied warranty of
# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
# GNU General Public License for more details.
#
# You should have received a copy of the GNU General Public License
# along with this program. If not, see <http://www.gnu.org/licenses/>.
#
[[ -n "$LIBMAKEPKG_LINT_PKGBUILD_FULLPKGVER_SH" ]] && return
LIBMAKEPKG_LINT_PKGBUILD_FULLPKGVER_SH=1
LIBRARY=${LIBRARY:-'@libmakepkgdir@'}
source "$LIBRARY/lint_pkgbuild/epoch.sh"
source "$LIBRARY/lint_pkgbuild/pkgrel.sh"
source "$LIBRARY/lint_pkgbuild/pkgver.sh"
check_fullpkgver() {
local fullver=$1 type=$2
local ret=0
# If there are multiple colons or multiple hyphens, there's a
# question of how we split it--it's invalid either way, but it
# will affect error messages. Let's mimic version.c:parseEVR().
if [[ $fullver = *:* ]]; then
# split at the *first* colon
check_epoch "${fullver%%:*}" "$type" || ret=1
fullver=${fullver#*:}
fi
# Since ver isn't allowed to be empty, don't let rel strip it
# down to nothing. Given "-XXX", "pkgver isn't allowed to
# contain hyphens" is more helpful than "pkgver isn't allowed
# to be empty".
if [[ $fullver = ?*-* ]]; then
# split at the *last* hyphen
check_pkgrel "${fullver##*-}" "$type" || ret=1
fullver=${fullver%-*}
fi
check_pkgver "$fullver" "$type" || ret=1
return $ret
}