From 48d30ac7da99251c10c89de8b49e801f0a7522dd Mon Sep 17 00:00:00 2001
From: Frank Morgner <frankmorgner@gmail.com>
Date: Mon, 20 Aug 2018 11:54:23 +0200
Subject: [PATCH] Don't overwrite existing opensc.conf

fixes https://github.com/OpenSC/OpenSC/issues/1449
partially reverts c003f3825e5217cd3ef8272f4e8ebe47270a7847
---
 etc/Makefile.am | 10 ++++++++--
 1 file changed, 8 insertions(+), 2 deletions(-)

diff --git a/etc/Makefile.am b/etc/Makefile.am
index 3add83b2..cc368b6c 100644
--- a/etc/Makefile.am
+++ b/etc/Makefile.am
@@ -7,9 +7,8 @@ EXTRA_DIST = $(CV_CERTS) Makefile.mak
 
 SUFFIXES = .in
 
-dist_noinst_DATA = opensc.conf.example.in
+dist_noinst_DATA = opensc.conf opensc.conf.example.in
 nodist_noinst_DATA = opensc.conf.example
-dist_sysconf_DATA = opensc.conf
 
 # Make sure we build this every time
 # as there is no dependency for this.
@@ -32,10 +31,17 @@ opensc.conf.example: opensc.conf.example.in force
 		< $< > $@
 
 install-exec-hook: opensc.conf.example
+	$(MKDIR_P) "$(DESTDIR)$(sysconfdir)"
+	if [ -f "$(DESTDIR)$(sysconfdir)/opensc.conf" ]; then \
+		$(INSTALL_DATA) $(srcdir)/opensc.conf "$(DESTDIR)$(sysconfdir)/opensc.conf.new"; \
+	else \
+		$(INSTALL_DATA) $(srcdir)/opensc.conf "$(DESTDIR)$(sysconfdir)/opensc.conf"; \
+	fi
 	$(MKDIR_P) "$(DESTDIR)$(docdir)"
 	$(INSTALL_DATA) opensc.conf.example "$(DESTDIR)$(docdir)/opensc.conf";
 
 uninstall-hook: opensc.conf.example
+	rm -f "$(DESTDIR)$(sysconfdir)/opensc.conf.new" "$(DESTDIR)$(sysconfdir)/opensc.conf"
 	rm -f "$(DESTDIR)$(docdir)/opensc.conf"
 
 if ENABLE_OPENPACE