From: Michael Tremer <michael.tremer@ipfire.org>
Date: Fri, 28 May 2021 10:22:18 +0000 (+0000)
Subject: scripts: Check for broken symlinks
X-Git-Tag: 0.9.28~1285^2~56
X-Git-Url: http://git.ipfire.org/?a=commitdiff_plain;h=1f62ffaeca701e8c9713fde43ef379ae3ce0bde9;p=pakfire.git

scripts: Check for broken symlinks

Signed-off-by: Michael Tremer <michael.tremer@ipfire.org>
---

diff --git a/Makefile.am b/Makefile.am
index b8ec077fc..35acddc96 100644
--- a/Makefile.am
+++ b/Makefile.am
@@ -556,6 +556,7 @@ libpakfire_preload_la_LIBADD = \
 dist_scripts_SCRIPTS = \
 	src/scripts/check-buildroot \
 	src/scripts/check-include \
+	src/scripts/check-symlinks \
 	src/scripts/check-unsafe-files \
 	src/scripts/cleanup \
 	src/scripts/compress-man-pages \
diff --git a/src/libpakfire/build.c b/src/libpakfire/build.c
index ef846171e..f4ce32e17 100644
--- a/src/libpakfire/build.c
+++ b/src/libpakfire/build.c
@@ -339,6 +339,7 @@ ERROR:
 
 static const char* post_build_scripts[] = {
 	"remove-static-libs",
+	"check-symlinks",
 	"check-unsafe-files",
 	"check-buildroot",
 	"check-include",
diff --git a/src/scripts/check-symlinks b/src/scripts/check-symlinks
new file mode 100644
index 000000000..fc18a4ad8
--- /dev/null
+++ b/src/scripts/check-symlinks
@@ -0,0 +1,59 @@
+#!/bin/bash
+###############################################################################
+#                                                                             #
+# Pakfire - The IPFire package management system                              #
+# Copyright (C) 2021 Pakfire development team                                 #
+#                                                                             #
+# 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 3 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/>.       #
+#                                                                             #
+###############################################################################
+
+error() {
+	echo "${0#/}: $@" >&2
+}
+
+main() {
+	local buildroot="${1}"
+	shift
+
+	# Check if BUILDROOT exists
+	if [ ! -d "${buildroot}" ]; then
+		error "BUILDROOT does not exist"
+		return 1
+	fi
+
+	local broken_links=()
+
+	local file
+	for file in $(find "${buildroot}" -type l); do
+		if [ ! -e "${file}" ]; then
+			broken_links+=( "${file}" )
+		fi
+	done
+
+	if [ "${#broken_links[@]}" -gt 0 ]; then
+		error "The following broken symlinks have been found:"
+
+		local link
+		for link in ${broken_links[@]}; do
+			error "  ${link/${buildroot}/} -> $(readlink "${link}")"
+		done
+
+		return 1
+	fi
+
+	return 0
+}
+
+main "$@" || exit $?