From 32aac55875f324f8c3d85dad8483604eae65e3e8 Mon Sep 17 00:00:00 2001
From: Werner Koch <wk@gnupg.org>
Date: Thu, 20 Aug 2020 10:54:17 +0200
Subject: [PATCH] build: New configure option --disable-tests

* configure.ac: Add option --disable-tests.  Print warnings in the
summary.
(DISABLE_TESTS): New am_conditional.
--
GnuPG-bug-id: 4960
---
 Makefile.am         |  7 ++++++-
 agent/Makefile.am   |  4 ++++
 common/Makefile.am  |  4 ++++
 configure.ac        | 26 ++++++++++++++++++++++++++
 dirmngr/Makefile.am |  4 ++++
 g10/Makefile.am     |  4 ++++
 g13/Makefile.am     |  4 ++++
 sm/Makefile.am      |  4 ++++
 tests/Makefile.am   |  2 +-
 9 files changed, 57 insertions(+), 2 deletions(-)

diff --git a/Makefile.am b/Makefile.am
index d6e7b7dec..405d99d09 100644
--- a/Makefile.am
+++ b/Makefile.am
@@ -99,10 +99,15 @@ doc = doc
 else
 doc =
 endif
+if DISABLE_TESTS
+tests =
+else
+tests = tests
+endif
 
 SUBDIRS = m4 common regexp kbx \
           ${gpg} ${sm} ${agent} ${scd} ${g13} ${dirmngr} \
-          tools po ${doc} tests
+          tools po ${doc} ${tests}
 
 dist_doc_DATA = README
 
diff --git a/agent/Makefile.am b/agent/Makefile.am
index 64d308838..2688ba967 100644
--- a/agent/Makefile.am
+++ b/agent/Makefile.am
@@ -103,7 +103,11 @@ $(PROGRAMS): $(common_libs) $(commonpth_libs) $(pwquery_libs)
 #
 # Module tests
 #
+if DISABLE_TESTS
+TESTS =
+else
 TESTS = t-protect
+endif
 
 t_common_ldadd = $(common_libs)  $(LIBGCRYPT_LIBS) $(GPG_ERROR_LIBS) \
 	          $(LIBINTL) $(LIBICONV) $(NETLIBS)
diff --git a/common/Makefile.am b/common/Makefile.am
index 65caae23a..11277ca20 100644
--- a/common/Makefile.am
+++ b/common/Makefile.am
@@ -28,7 +28,11 @@ if !HAVE_W32CE_SYSTEM
 noinst_LIBRARIES += libsimple-pwquery.a
 endif
 noinst_PROGRAMS = $(module_tests) $(module_maint_tests)
+if DISABLE_TESTS
+TESTS =
+else
 TESTS = $(module_tests)
+endif
 
 BUILT_SOURCES = audit-events.h status-codes.h
 
diff --git a/configure.ac b/configure.ac
index 9eb25bd02..47d52fbdc 100644
--- a/configure.ac
+++ b/configure.ac
@@ -1730,6 +1730,16 @@ if test "$run_all_tests" = "yes"; then
             [Defined if "make check" shall run all tests])
 fi
 
+#
+# Configure option --disable-tests
+#
+AC_MSG_CHECKING([whether tests should be run])
+AC_ARG_ENABLE(tests,
+              AC_HELP_STRING([--disable-tests],
+                             [do not run any tests]),
+              run_tests=$enableval, run_tests=yes)
+AC_MSG_RESULT($run_tests)
+
 #
 # We do not want support for the GNUPG_BUILDDIR environment variable
 # in a released version.  However, our regression tests suite requires
@@ -1791,6 +1801,7 @@ AM_CONDITIONAL(BUILD_SYMCRYPTRUN, test "$build_symcryptrun" = "yes")
 AM_CONDITIONAL(BUILD_GPGTAR,      test "$build_gpgtar" = "yes")
 AM_CONDITIONAL(BUILD_WKS_TOOLS,   test "$build_wks_tools" = "yes")
 
+AM_CONDITIONAL(DISABLE_TESTS,       test "$run_tests" != yes)
 AM_CONDITIONAL(ENABLE_CARD_SUPPORT, test "$card_support" = yes)
 AM_CONDITIONAL(NO_TRUST_MODELS,     test "$use_trust_models" = no)
 AM_CONDITIONAL(USE_TOFU,            test "$use_tofu" = yes)
@@ -2089,3 +2100,18 @@ cat <<G10EOF
 
 G10EOF
 fi
+if test "${build_gpg}" != "yes"; then
+cat <<G10EOF
+        Warning: The component "gpg" is used by other components as
+                 well as for the test suite.  You have disabled
+                 this component and thus other things won't work.
+
+G10EOF
+fi
+if test "${run_tests}" != "yes"; then
+cat <<G10EOF
+        Warning: The use of the test suite has been disabled!
+                 This is in almost all cases a bad idea.  Take care.
+
+G10EOF
+fi
diff --git a/dirmngr/Makefile.am b/dirmngr/Makefile.am
index 506a3f65d..77ca3f571 100644
--- a/dirmngr/Makefile.am
+++ b/dirmngr/Makefile.am
@@ -33,7 +33,11 @@ libexec_PROGRAMS =
 endif
 
 noinst_PROGRAMS = $(module_tests) $(module_net_tests) $(module_maint_tests)
+if DISABLE_TESTS
+TESTS =
+else
 TESTS = $(module_tests) $(module_net_tests)
+endif
 
 AM_CPPFLAGS =
 
diff --git a/g10/Makefile.am b/g10/Makefile.am
index c3f9d6f1e..e8e975342 100644
--- a/g10/Makefile.am
+++ b/g10/Makefile.am
@@ -54,7 +54,11 @@ endif
 #noinst_PROGRAMS += gpgcompose
 #endif
 noinst_PROGRAMS += $(module_tests)
+if DISABLE_TESTS
+TESTS =
+else
 TESTS = $(module_tests)
+endif
 TESTS_ENVIRONMENT = \
 	abs_top_srcdir=$(abs_top_srcdir)
 
diff --git a/g13/Makefile.am b/g13/Makefile.am
index 1aac1b379..ef5671f21 100644
--- a/g13/Makefile.am
+++ b/g13/Makefile.am
@@ -24,7 +24,11 @@ bin_PROGRAMS = g13
 sbin_PROGRAMS = g13-syshelp
 
 noinst_PROGRAMS = $(module_tests)
+if DISABLE_TESTS
+TESTS =
+else
 TESTS = $(module_tests)
+endif
 
 AM_CPPFLAGS =
 
diff --git a/sm/Makefile.am b/sm/Makefile.am
index 4931dabba..33426f5ef 100644
--- a/sm/Makefile.am
+++ b/sm/Makefile.am
@@ -22,7 +22,11 @@ EXTRA_DIST = ChangeLog-2011 gpgsm-w32info.rc
 bin_PROGRAMS = gpgsm
 noinst_PROGRAMS = $(module_tests) $(module_maint_tests)
 
+if DISABLE_TESTS
+TESTS =
+else
 TESTS = $(module_tests)
+endif
 
 AM_CFLAGS = $(LIBGCRYPT_CFLAGS) $(KSBA_CFLAGS) $(LIBASSUAN_CFLAGS)
 
diff --git a/tests/Makefile.am b/tests/Makefile.am
index b9be6aaa6..b1138602b 100644
--- a/tests/Makefile.am
+++ b/tests/Makefile.am
@@ -1,4 +1,4 @@
-# Makefile.am -tests makefile for libxtime
+# Makefile.am
 #     	Copyright (C) 2002 Free Software Foundation, Inc.
 #
 # This file is part of GnuPG.