Add NEWS entry for spec file

[kerberos/krb5-strength.git] / configure.ac

diff --git a/configure.ac b/configure.ac
index e14d6bd3b901686c0eee7e4db1b879e3e606f552..323d444f6426fa2d3cb9fd0332499628f94f2660 100644 (file)
--- a/configure.ac
+++ b/configure.ac
@@ -1,27 +1,88 @@
 dnl Process this file with autoconf to produce a configure script.
-dnl $Id$
 dnl
-dnl Copyright 2006, 2007 Board of Trustees, Leland Stanford Jr. University
-dnl See README for licensing terms.
-
-AC_REVISION([$Revision$])
-AC_PREREQ([2.60])
-AC_INIT([krb5-strength], [0.4], [rra@stanford.edu])
-AC_CONFIG_AUX_DIR([tools])
-AM_INIT_AUTOMAKE([1.10 -Wall -Werror])
+dnl Written by Russ Allbery <eagle@eyrie.org>
+dnl Copyright 2016, 2020, 2023 Russ Allbery <eagle@eyrie.org>
+dnl Copyright 2006-2007, 2009-2010, 2012-2014
+dnl     The Board of Trustees of the Leland Stanford Junior University
+dnl
+dnl SPDX-License-Identifier: MIT
+
+dnl Basic Autoconf configuration.
+AC_PREREQ([2.64])
+AC_INIT([krb5-strength], [3.2], [eagle@eyrie.org])
+AC_CONFIG_AUX_DIR([build-aux])
+AC_CONFIG_LIBOBJ_DIR([portable])
+AC_CONFIG_MACRO_DIR([m4])
+AM_INIT_AUTOMAKE([1.11 check-news dist-xz foreign silent-rules subdir-objects
+    -Wall -Werror])
 AM_MAINTAINER_MODE
 
+dnl Detect unexpanded macros.
+m4_pattern_forbid([^PKG_])
+m4_pattern_forbid([^_?RRA_])
+
+dnl Probe for basic build system tools.
 AC_PROG_CC
+AC_USE_SYSTEM_EXTENSIONS
+RRA_PROG_CC_WARNINGS_FLAGS
+AC_SYS_LARGEFILE
 AM_PROG_CC_C_O
+m4_ifdef([AM_PROG_AR], [AM_PROG_AR])
 AC_PROG_INSTALL
-AM_DISABLE_STATIC
-AC_PROG_LIBTOOL
+AC_DISABLE_STATIC
+LT_INIT
+
+dnl Only used for the test suite.
+AC_PATH_PROG([PATH_VALGRIND], [valgrind])
+
+dnl External libraries.
+RRA_LIB_CDB_OPTIONAL
+RRA_LIB_CRACKLIB
+RRA_LIB_KRB5
+RRA_LIB_KRB5_SWITCH
+AC_CHECK_HEADERS([krb5/pwqual_plugin.h], [], [], [RRA_INCLUDES_KRB5])
+AC_CHECK_TYPES([krb5_realm], [], [], [RRA_INCLUDES_KRB5])
+AC_CHECK_FUNCS([krb5_free_default_realm \
+    krb5_free_string \
+    krb5_get_init_creds_opt_alloc \
+    krb5_get_init_creds_opt_set_default_flags \
+    krb5_principal_get_realm \
+    krb5_xfree])
+AC_CHECK_FUNCS([krb5_get_init_creds_opt_free],
+    [RRA_FUNC_KRB5_GET_INIT_CREDS_OPT_FREE_ARGS])
+AC_CHECK_DECLS([krb5_kt_free_entry], [], [], [RRA_INCLUDES_KRB5])
+AC_CHECK_FUNCS([krb5_appdefault_string], [],
+    [AC_CHECK_FUNCS([krb5_get_profile])
+     AC_CHECK_HEADERS([k5profile.h profile.h])
+     AC_LIBOBJ([krb5-profile])])
+AC_LIBOBJ([krb5-extra])
+AC_CHECK_HEADERS([kadm5/kadm5-pwcheck.h kadm5/kadm5_err.h], [], [],
+    [RRA_INCLUDES_KRB5])
+RRA_LIB_KRB5_RESTORE
+RRA_LIB_SQLITE3_OPTIONAL
+
+dnl Probe for libdl, which is used for the test suite.
+save_LIBS="$LIBS"
+AC_SEARCH_LIBS([dlopen], [dl], [DL_LIBS="$LIBS"])
+LIBS="$save_LIBS"
+AC_SUBST([DL_LIBS])
 
-# Crank up the warnings if we're using GCC.
-if test "x$GCC" = "xyes" ; then
-    CFLAGS="-Wall $CFLAGS"
-fi
+dnl Checks for basic C functionality.
+AC_HEADER_STDBOOL
+AC_CHECK_HEADERS([strings.h sys/bittypes.h sys/select.h sys/time.h syslog.h])
+AC_CHECK_DECLS([reallocarray])
+RRA_C_C99_VAMACROS
+RRA_C_GNU_VAMACROS
+AC_TYPE_LONG_LONG_INT
+AC_TYPE_UINT8_T
+AC_TYPE_UINT16_T
+AC_TYPE_UINT32_T
+AC_CHECK_TYPES([ssize_t], [], [],
+    [#include <sys/types.h>])
+AC_CHECK_FUNCS([explicit_bzero setrlimit])
+AC_REPLACE_FUNCS([asprintf mkstemp reallocarray strndup])
 
+dnl Write out the results.
 AC_CONFIG_FILES([Makefile])
-AC_CONFIG_HEADER([config.h])
+AC_CONFIG_HEADERS([config.h])
 AC_OUTPUT