From 64ff2b1ddfff20df87ce4e7c13bd4f996d8948cb Mon Sep 17 00:00:00 2001
From: Mathieu Lirzin <mthl@gnu.org>
Date: Tue, 20 Mar 2018 01:16:35 +0100
Subject: build: Support 'make installcheck'

* configure.ac: Pass 'std-options' to AM_INIT_AUTOMAKE to check that the
"--help" and "--version" options can be passed to installed programs.
* Makefile.am (installcheck-local): New rule which checks the programs
presence and configuration.
---
 Makefile.am  | 16 ++++++++++++++++
 configure.ac |  2 +-
 2 files changed, 17 insertions(+), 1 deletion(-)

diff --git a/Makefile.am b/Makefile.am
index 6a01ec9..2b2f92e 100644
--- a/Makefile.am
+++ b/Makefile.am
@@ -181,6 +181,22 @@ install-exec-hook:
 	chmod u+s $(DESTDIR)$(bindir)/$${tcrontab}
 endif
 
+installcheck-local:
+## Check that only expected programs are installed and configured
+	tmcron=`echo mcron$(EXEEXT) | sed '$(transform_exe)'`; \
+	test -e $(DESTDIR)$(bindir)/$${tmcron}
+if MULTI_USER
+	tcrontab=`echo crontab$(EXEEXT) | sed '$(transform_exe)'`; \
+	test -u $(DESTDIR)$(bindir)/$${tcrontab}
+	tcron=`echo cron$(EXEEXT) | sed '$(transform_exe)'`; \
+	test -e $(DESTDIR)$(sbindir)/$${tcron}
+else !MULTI_USER
+	tcrontab=`echo crontab$(EXEEXT) | sed '$(transform_exe)'`; \
+	test ! -u $(DESTDIR)$(bindir)/$${tcrontab}
+	tcron=`echo cron$(EXEEXT) | sed '$(transform_exe)'`; \
+	test ! -f $(DESTDIR)$(sbindir)/$${tcron}
+endif !MULTI_USER
+
 ## --------------- ##
 ## Documentation.  ##
 ## --------------- ##
diff --git a/configure.ac b/configure.ac
index d0d421c..29f9f60 100644
--- a/configure.ac
+++ b/configure.ac
@@ -26,7 +26,7 @@ AC_CONFIG_SRCDIR([src/mcron.c])
 AC_CONFIG_AUX_DIR([build-aux])
 AC_REQUIRE_AUX_FILE([test-driver.scm])
 AC_REQUIRE_AUX_FILE([git-version-gen])
-AM_INIT_AUTOMAKE([subdir-objects -Wall -Wno-override])
+AM_INIT_AUTOMAKE([subdir-objects -Wall -Wno-override std-options])
 AM_SILENT_RULES([yes])		# enables silent rules by default
 
 AC_CANONICAL_HOST
-- 
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