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configure.ac
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configure.ac
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#
# Copyright (c) 2013 Luca Barbato
# Copyright (c) 2015 Martin Sustrik All rights reserved.
#
# Permission is hereby granted, free of charge, to any person obtaining a copy
# of this software and associated documentation files (the "Software"),
# to deal in the Software without restriction, including without limitation
# the rights to use, copy, modify, merge, publish, distribute, sublicense,
# and/or sell copies of the Software, and to permit persons to whom
# the Software is furnished to do so, subject to the following conditions:
#
# The above copyright notice and this permission notice shall be included
# in all copies or substantial portions of the Software.
#
# THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
# IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
# FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL
# THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
# LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING
# FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS
# IN THE SOFTWARE.
################################################################################
# Start the configuration phase. #
################################################################################
AC_PREREQ([2.53])
AC_INIT([dsock], [m4_esyscmd([./package_version.sh])],
[[email protected]], [dsock], [http://libdill.org/])
AC_CONFIG_SRCDIR([dsock.pc.in])
AM_INIT_AUTOMAKE([1.6 foreign subdir-objects tar-ustar])
m4_ifdef([AM_SILENT_RULES], [AM_SILENT_RULES([yes])])
AC_CANONICAL_HOST
################################################################################
# Retrieve the versions. #
################################################################################
AC_PROG_SED
AC_PROG_AWK
DSOCK_ABI_VERSION=m4_esyscmd([./abi_version.sh])
DSOCK_PACKAGE_VERSION=m4_esyscmd([./package_version.sh])
DSOCK_LIBTOOL_VERSION=m4_esyscmd([./abi_version.sh -libtool])
AC_SUBST(DSOCK_ABI_VERSION)
AC_SUBST(DSOCK_PACKAGE_VERSION)
AC_SUBST(DSOCK_LIBTOOL_VERSION)
AC_MSG_NOTICE([dsock package version: $DSOCK_PACKAGE_VERSION])
AC_MSG_NOTICE([dsock ABI version: $DSOCK_ABI_VERSION])
################################################################################
# Check the compilers. #
################################################################################
AC_PROG_CC_C99
AM_PROG_CC_C_O
################################################################################
# --enable-tls #
################################################################################
# Compatibility checks for libtls integration
CHECK_LIBC_COMPAT
CHECK_CRYPTO_COMPAT
AC_ARG_ENABLE([tls], [AS_HELP_STRING([--enable-tls],
[Enable TLS sockets [default=no]])])
# TODO: check version
AM_CONDITIONAL([HAVE_TLS], [test "x$enable_tls" = xyes])
if test "x$enable_tls" = "xyes"; then
AC_DEFINE(HAVE_TLS)
#AC_CHECK_LIB([ssl], [SSL_ctrl ], [],
# AC_MSG_ERROR([libssl not found; install OpenSSL]))
#AC_CHECK_LIB([crypto], [BIO_read], [],
# AC_MSG_ERROR([libcrypto not found; install OpenSSL]))
PKG_CHECK_MODULES([TLS], [libtls], [],
AC_MSG_ERROR([TLS not found; install OpenSSL]))
AC_CHECK_LIB([tls], [BIO_s_mem])
# Compatibility checks with OpenSSL implementation
#AC_CHECK_FUNCS([SSL_CTX_set_alpn_protos SSL_get0_alpn_selected], [],
# AC_MSG_ERROR([Incompatible OpenSSL; install OpenSSL>=1.0.2 or LibreSSL]))
fi
################################################################################
# --enable-debug #
################################################################################
AC_ARG_ENABLE([debug], [AS_HELP_STRING([--enable-debug],
[Enable debugging information [default=no]])])
if test "x$enable_debug" = "xyes"; then
# Override original optimisation level - last option specified wins.
CFLAGS="$CFLAGS -g -O0"
fi
################################################################################
# Feature checks. #
################################################################################
AC_CHECK_LIB([dill], [dill_prologue])
AC_CHECK_FUNCS([dill_prologue])
# SunOS has sockets in a separate library.
AC_CHECK_LIB([socket], [socket])
AC_CHECK_FUNCS([mkstemp])
################################################################################
# Libtool #
################################################################################
LT_INIT
################################################################################
# Finish the configuration phase. #
################################################################################
AC_CONFIG_MACRO_DIR([m4])
AC_OUTPUT([Makefile dsock.pc])
cp confdefs.h config.h