From 14c8d46714906bf0df9955d360deddcac8ed69be Mon Sep 17 00:00:00 2001
From: Davide Berardi <berardi.dav@gmail.com>
Date: Fri, 31 Jan 2020 18:00:51 +0100
Subject: [PATCH] [CMake] PostInstall refactoring

PostInstall was refactored to mimick the debian installer.
---
 PostInstall.cmake | 36 +++++++++++++++++++++++++-----------
 1 file changed, 25 insertions(+), 11 deletions(-)

diff --git a/PostInstall.cmake b/PostInstall.cmake
index 3ee934a..73502da 100644
--- a/PostInstall.cmake
+++ b/PostInstall.cmake
@@ -1,11 +1,25 @@
-execute_process(COMMAND bash "-c"
-    "(useradd -r -s /bin/nologin -g `getent passwd | grep cado | cut -f 3 -d ':'` cado || useradd -r -s /bin/nologin -U cado) || true;\
-    mkdir -p /usr/local/var/spool/cado;\
-    chown root:cado /usr/local/var/spool/cado && chmod 4770 /usr/local/var/spool/cado;\
-    chown :cado ${BINDIR}/scado;\
-    chmod g+s ${BINDIR}/scado;\
-    chown cado ${BINDIR}/cado;\
-    chmod u+s ${BINDIR}/cado;\
-    ldconfig ${LIBDIR};\
-    ${BINDIR}/cado -s"
-)
+execute_process(COMMAND bash -c "\
+	if ! getent group _cado >/dev/null 2>&1; then
+		groupadd \
+			--system \
+			_cado;
+	fi")
+execute_process(COMMAND bash -c "\
+	if ! getent passwd _cado >/dev/null 2>&1; then
+		useradd \
+			--no-create-home \
+			--home-dir /nonexistent \
+			--system \
+			--shell /bin/nologin \
+			-g _cado \
+			_cado;
+	fi")
+execute_process(COMMAND mkdir -p /usr/local/var/spool/cado)
+execute_process(COMMAND chown root:_cado /usr/local/var/spool/cado)
+execute_process(COMMAND chmod 4770 /usr/local/var/spool/cado)
+execute_process(COMMAND chown :_cado ${BINDIR}/scado)
+execute_process(COMMAND chmod g+s ${BINDIR}/scado)
+execute_process(COMMAND chown _cado: ${BINDIR}/cado)
+execute_process(COMMAND chmod u+s ${BINDIR}/cado)
+execute_process(COMMAND ldconfig ${LIBDIR})
+execute_process(COMMAND ${BINDIR}/cado --setup)