V8.00.000.2025.06.17

Signed-off-by: Marc S. Weidner <msw@coresecret.dev>

lib/1008_guard_safe_exec.sh

@@ -0,0 +1,28 @@
+#!/bin/bash
+# SPDX-Version: 3.0
+# SPDX-CreationInfo: 2025-06-17; WEIDNER, Marc S.; <msw@coresecret.dev>
+# SPDX-ExternalRef: GIT https://git.coresecret.dev/msw/CISS.debian.installer.git
+# SPDX-FileContributor: WEIDNER, Marc S.; Centurion Intelligence Consulting Agency
+# SPDX-FileCopyrightText: 2024-2025; WEIDNER, Marc S.; <msw@coresecret.dev>
+# SPDX-FileType: SOURCE
+# SPDX-License-Identifier: EUPL-1.2 OR LicenseRef-CCLA-1.0
+# SPDX-LicenseComment: This file is part of the CISS.debian.installer.secure framework.
+# SPDX-PackageName: CISS.debian.installer
+# SPDX-Security-Contact: security@coresecret.eu
+
+guard_sourcing
+
+#######################################
+# Generic safe wrapper for external commands.
+# Arguments:
+#   $*: full command (array, quoted!)
+#   $2: ERR_CONST on failure
+#######################################
+safe_exec() {
+  declare -a ary_cmd=("${@:1:$#-1}")  # All but last arg.
+  declare var_errcode="${!#}"         # Last arg.
+  "${ary_cmd[@]}" && return 0
+  do_log "error" "false" "Command '${ary_cmd[*]}' failed."
+  return "${var_errcode}"
+}
+# vim: number et ts=2 sw=2 sts=2 ai tw=128 ft=sh