libmakepkg: extract PKGBUILD linting functions

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

1 files changed, 57 insertions, 0 deletions

diff --git a/scripts/libmakepkg/lint_pkgbuild/pkgname.sh.in b/scripts/libmakepkg/lint_pkgbuild/pkgname.sh.in
new file mode 100644
index 00000000..e5e2f269
--- /dev/null
+++ b/scripts/libmakepkg/lint_pkgbuild/pkgname.sh.in
@@ -0,0 +1,57 @@
+#!/bin/bash
+#
+#   pkgname.sh - Check the 'pkgname' variable 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 "$LIBMAKEPKG_LINT_PKGBUILD_PKGNAME_SH" ]] && return
+LIBMAKEPKG_LINT_PKGBUILD_PKGNAME_SH=1
+
+LIBRARY=${LIBRARY:-'@libmakepkgdir@'}
+
+source "$LIBRARY/util/message.sh"
+
+
+lint_pkgbuild_functions+=('lint_pkgname')
+
+
+lint_pkgname() {
+	local ret=0 i
+
+	for i in "${pkgname[@]}"; do
+		if [[ -z $i ]]; then
+			error "$(gettext "%s is not allowed to be empty.")" "pkgname"
+			ret=1
+			continue
+		fi
+		if [[ ${i:0:1} = "-" ]]; then
+			error "$(gettext "%s is not allowed to start with a hyphen.")" "pkgname"
+			ret=1
+		fi
+		if [[ ${i:0:1} = "." ]]; then
+			error "$(gettext "%s is not allowed to start with a dot.")" "pkgname"
+			ret=1
+		fi
+		if [[ $i = *[^[:alnum:]+_.@-]* ]]; then
+			error "$(gettext "%s contains invalid characters: '%s'")" \
+					'pkgname' "${i//[[:alnum:]+_.@-]}"
+			ret=1
+		fi
+	done
+
+	return $ret
+}