libmakepkg: lint disallowed architecture specific variables

Variables such as 'pkgdesc_x86_64' are invalid, instead of ignoring them
raise an error.

This also disallows using 'any' as an architecture specific variable

Signed-off-by: morganamilo <morganamilo@gmail.com>
Signed-off-by: Allan McRae <allan@archlinux.org>

scripts/Makefile.am

@@ -80,6 +80,7 @@ LIBMAKEPKG_IN = \
 	libmakepkg/lint_package/missing_backup.sh \
 	libmakepkg/lint_pkgbuild.sh \
 	libmakepkg/lint_pkgbuild/arch.sh \
+	libmakepkg/lint_pkgbuild/arch_specific.sh \
 	libmakepkg/lint_pkgbuild/backup.sh \
 	libmakepkg/lint_pkgbuild/changelog.sh \
 	libmakepkg/lint_pkgbuild/checkdepends.sh \

scripts/libmakepkg/lint_pkgbuild/arch_specific.sh.in

@@ -0,0 +1,82 @@
+#!/bin/bash
+#
+#   arch_specific.sh - Check that arch specific variables can be arch specific.
+#
+#   Copyright (c) 2014-2018 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 "$LIBMAKEPKG_LINT_PKGBUILD_ARCH_SPECIFIC_SH" ]] && return
+LIBMAKEPKG_LINT_PKGBUILD_ARCH_SPECIFIC_SH=1
+
+LIBRARY=${LIBRARY:-'@libmakepkgdir@'}
+
+source "$LIBRARY/util/message.sh"
+source "$LIBRARY/util/pkgbuild.sh"
+source "$LIBRARY/util/schema.sh"
+source "$LIBRARY/util/util.sh"
+
+
+lint_pkgbuild_functions+=('lint_arch_specific')
+
+
+lint_arch_specific() {
+	local i a pkg ret=0
+
+	# global variables
+	for a in ${arch[@]}; do
+		if [[ $a == "any" ]]; then
+			for i in ${pkgbuild_schema_arch_arrays[@]}; do
+				if declare -p "${i}_${a}" > /dev/null 2>&1; then
+					error "$(gettext "Can not provide architecture specific variables for the '%s' architecture: %s")" "any" "${i}_${a}"
+					ret=1
+				fi
+			done
+		fi
+
+		for i in ${pkgbuild_schema_arrays[@]} ${pkgbuild_schema_strings[@]}; do
+			in_array "$i" ${pkgbuild_schema_arch_arrays[@]} && continue
+			v="${i}_${a}"
+			if declare -p "$v" > /dev/null 2>&1; then
+				error "$(gettext "%s can not be architecture specific: %s")" "$i" "${i}_${a}"
+				ret=1
+			fi
+		done
+	done
+
+	# package function variables
+	for pkg in ${pkgname[@]}; do
+		for a in ${arch[@]}; do
+			if [[ $a == "any" ]]; then
+				for i in ${pkgbuild_schema_arch_arrays[@]}; do
+					if exists_function_variable "package_$pkg" "${i}_${a}"; then
+						error "$(gettext "Can not provide architecture specific variables for the '%s' architecture: %s")" "any" "${i}_${a}"
+						ret=1
+					fi
+				done
+			fi
+
+			for i in ${pkgbuild_schema_arrays[@]} ${pkgbuild_schema_strings[@]}; do
+				in_array "$i" ${pkgbuild_schema_arch_arrays[@]} && continue
+				if exists_function_variable "package_$pkg" "${i}_${a}"; then
+					error "$(gettext "%s can not be architecture specific: %s")" "$i" "${i}_${a}"
+					ret=1
+				fi
+			done
+		done
+	done
+
+	return $ret
+}

scripts/libmakepkg/lint_pkgbuild/meson.build

@@ -2,6 +2,7 @@ libmakepkg_module = 'lint_pkgbuild'
 
 sources = [
   'arch.sh.in',
+  'arch_specific.sh.in',
   'backup.sh.in',
   'changelog.sh.in',
   'checkdepends.sh.in',