libmakepkg: extract PKGBUILD linting functions

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

1 files changed, 64 insertions, 0 deletions

diff --git a/scripts/libmakepkg/lint_pkgbuild/optdepends.sh.in b/scripts/libmakepkg/lint_pkgbuild/optdepends.sh.in
new file mode 100644
index 00000000..6e66e0d2
--- /dev/null
+++ b/scripts/libmakepkg/lint_pkgbuild/optdepends.sh.in
@@ -0,0 +1,64 @@
+#!/bin/bash
+#
+#   optdepends.sh - Check the 'optdepends' array conforms to requirements.
+#
+#   Copyright (c) 2014-2015 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 "$LIBMAKEPKG_LINT_PKGBUILD_OPTDEPENDS_SH" ]] && return
+LIBMAKEPKG_LINT_PKGBUILD_OPTDEPENDS_SH=1
+
+LIBRARY=${LIBRARY:-'@libmakepkgdir@'}
+
+source "$LIBRARY/util/message.sh"
+source "$LIBRARY/util/pkgbuild.sh"
+
+
+lint_pkgbuild_functions+=('lint_optdepends')
+
+
+lint_optdepends() {
+	local a list name optdepends_list ret=0
+
+	optdepends_list=("${optdepends[@]}")
+	for a in "${arch[@]}"; do
+		array_build list "optdepends_$a"
+		optdepends_list+=("${list[@]}")
+	done
+
+	for name in "${pkgname[@]}"; do
+		if extract_function_variable "package_$name" optdepends 1 list; then
+			optdepends_list+=("${list[@]}")
+		fi
+
+		for a in "${arch[@]}"; do
+			if extract_function_variable "package_$name" "optdepends_$a" 1 list; then
+				optdepends_list+=("${list[@]}")
+			fi
+		done
+	done
+
+	for name in "${optdepends_list[@]}"; do
+		local pkg=${name%%:[[:space:]]*}
+		# the '-' character _must_ be first or last in the character range
+		if [[ $pkg != +([-[:alnum:]><=.+_:]) ]]; then
+			error "$(gettext "Invalid syntax for %s: '%s'")" "optdepend" "$name"
+			ret=1
+		fi
+	done
+
+	return $ret
+}