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configure.ac
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configure.ac
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dnl -*- Autoconf -*-
dnl Process this file with autoconf to produce a configure script.
AC_PREREQ([2.67])
AC_INIT([shadowsocks-libev], [2.4.7], [[email protected]])
AC_CONFIG_SRCDIR([src/encrypt.c])
AC_CONFIG_HEADERS([config.h])
AC_CONFIG_AUX_DIR(auto)
AC_CONFIG_MACRO_DIR([m4])
AC_USE_SYSTEM_EXTENSIONS
AM_INIT_AUTOMAKE([subdir-objects foreign -Wno-gnu -Werror])
m4_ifdef([AM_PROG_AR], [AM_PROG_AR])
m4_ifdef([AM_SILENT_RULES], [AM_SILENT_RULES([yes])])
AM_MAINTAINER_MODE
AM_DEP_TRACK
dnl Checks for lib
AC_DISABLE_STATIC
AC_DISABLE_SHARED
LT_INIT([dlopen])
dnl Checks for using shared libraries from system
AC_ARG_ENABLE(
[system-shared-lib],
AS_HELP_STRING([--enable-system-shared-lib], [build against shared libraries when possible]),
[
case "${enableval}" in
yes) enable_system_shared_lib=true ;;
no) enable_system_shared_lib=false ;;
*) AC_MSG_ERROR([bad value ${enableval} for --enable-system-shared-lib]) ;;
esac], [enable_system_shared_lib=false])
AM_CONDITIONAL([USE_SYSTEM_SHARED_LIB], [test x$enable_system_shared_lib = xtrue])
dnl Checks for crypto library
AC_ARG_WITH(
[crypto-library],
[AS_HELP_STRING([--with-crypto-library=library], [build with the given crypto library, TYPE=openssl|polarssl|mbedtls @<:@default=openssl@:>@])],
[
case "${withval}" in
openssl|polarssl|mbedtls) ;;
*) AC_MSG_ERROR([bad value ${withval} for --with-crypto-library]) ;;
esac
],
[with_crypto_library="openssl"]
)
AC_ARG_ENABLE([documentation],
AS_HELP_STRING([--disable-documentation], [do not build documentation]),
[disable_documentation=true],
[disable_documentation=false])
AM_CONDITIONAL([ENABLE_DOCUMENTATION], [test x$disable_documentation = xfalse])
AM_COND_IF([ENABLE_DOCUMENTATION], [
AC_PATH_PROG([ASCIIDOC], [asciidoc], [asciidoc])
AC_PATH_PROG([XMLTO], [xmlto], [xmlto])
AC_PATH_PROG([GZIP], [gzip], [gzip])
AC_PATH_PROG([RM], [rm], [rm])
AC_PATH_PROG([MV], [mv], [mv])
AC_PROG_SED
])
dnl Checks for programs.
AC_PROG_CC
AM_PROG_CC_C_O
AC_PROG_INSTALL
AC_PROG_LN_S
AC_PROG_LIBTOOL
AC_PROG_MAKE_SET
AC_LANG_SOURCE
dnl Checks for libev
AM_COND_IF([USE_SYSTEM_SHARED_LIB],
[],
[m4_include([libev/libev.m4])])
dnl Add library for mingw
case $host in
*-mingw*)
LIBS="$LIBS -ladvapi32 -lgdi32 -lws2_32 -lcrypt32"
;;
*)
;;
esac
dnl Checks for TLS
AX_TLS([:], [:])
dnl Checks for crypto library
case "${with_crypto_library}" in
openssl)
ss_ZLIB
ss_OPENSSL
AC_DEFINE([USE_CRYPTO_OPENSSL], [1], [Use OpenSSL library])
;;
polarssl)
ss_POLARSSL
AC_DEFINE([USE_CRYPTO_POLARSSL], [1], [Use PolarSSL library])
;;
mbedtls)
ss_MBEDTLS
AC_DEFINE([USE_CRYPTO_MBEDTLS], [1], [Use mbed TLS library])
;;
esac
dnl Checks for Apple CommonCrypto API
AC_ARG_ENABLE(applecc,
AS_HELP_STRING([--enable-applecc], [enable Apple CommonCrypto API support]),
[
AC_CHECK_HEADERS(CommonCrypto/CommonCrypto.h,
[],
[AC_MSG_ERROR([CommonCrypto header files not found.]); break]
)
AC_CHECK_FUNCS([CCCryptorCreateWithMode], ,
[AC_MSG_ERROR([CommonCrypto API needs OS X (>= 10.7) and iOS (>= 5.0).]); break]
)
AC_DEFINE([USE_CRYPTO_APPLECC], [1], [Use Apple CommonCrypto library])
]
)
dnl Checks for inet_ntop
ss_FUNC_INET_NTOP
dnl Checks for host.
AC_MSG_CHECKING(for what kind of host)
case $host in
*-linux*)
os_support=linux
AC_MSG_RESULT(Linux)
;;
*-mingw*)
dnl Add custom macros for libev
AC_DEFINE([FD_SETSIZE], [2048], [Reset max file descriptor size.])
AC_DEFINE([EV_FD_TO_WIN32_HANDLE(fd)], [(fd)], [Override libev default fd conversion macro.])
AC_DEFINE([EV_WIN32_HANDLE_TO_FD(handle)], [(handle)], [Override libev default handle conversion macro.])
AC_DEFINE([EV_WIN32_CLOSE_FD(fd)], [closesocket(fd)], [Override libev default fd close macro.])
os_support=mingw
AC_MSG_RESULT(MinGW)
;;
*)
AC_MSG_RESULT(transparent proxy does not support for $host)
;;
esac
dnl Checks for pthread
AX_PTHREAD([LIBS="$PTHREAD_LIBS $LIBS"
CFLAGS="$CFLAGS $PTHREAD_CFLAGS"
CC="$PTHREAD_CC"], AC_MSG_ERROR(Can not find pthreads. This is required.))
dnl Checks for stack protector
GGL_CHECK_STACK_PROTECTOR([has_stack_protector=yes], [has_stack_protector=no])
# XXX - disable -fstack-protector due to missing libssp_nonshared
case "$host_os" in
*aix*)
AC_MSG_NOTICE([-fstack-protector disabled on AIX])
has_stack_protector=no
;;
*sunos*)
AC_MSG_NOTICE([-fstack-protector disabled on SunOS])
has_stack_protector=no
;;
*solaris*)
AC_MSG_NOTICE([-fstack-protector disabled on Solaris])
has_stack_protector=no
;;
esac
AC_ARG_ENABLE(ssp,
[AS_HELP_STRING(--disable-ssp,Do not compile with -fstack-protector)],
[
enable_ssp="no"
],
[
enable_ssp="yes"
])
if test x$has_stack_protector = xyes && test x$enable_ssp = xyes; then
CFLAGS="$CFLAGS -fstack-protector"
AC_MSG_NOTICE([-fstack-protector enabled in CFLAGS])
fi
AM_CONDITIONAL(BUILD_REDIRECTOR, test "$os_support" = "linux")
AM_CONDITIONAL(BUILD_WINCOMPAT, test "$os_support" = "mingw")
dnl Checks for header files.
AC_CHECK_HEADERS([limits.h stdint.h inttypes.h arpa/inet.h fcntl.h langinfo.h locale.h netdb.h netinet/in.h stdlib.h string.h strings.h unistd.h sys/ioctl.h])
dnl A special check required for <net/if.h> on Darwin. See
dnl http://www.gnu.org/software/autoconf/manual/html_node/Header-Portability.html.
AC_CHECK_HEADERS([sys/socket.h])
AC_CHECK_HEADERS([net/if.h], [], [],
[
#include <stdio.h>
#ifdef STDC_HEADERS
# include <stdlib.h>
# include <stddef.h>
#else
# ifdef HAVE_STDLIB_H
# include <stdlib.h>
# endif
#endif
#ifdef HAVE_SYS_SOCKET_H
# include <sys/socket.h>
#endif
])
case $host in
*-mingw*)
AC_DEFINE([CONNECT_IN_PROGRESS], [WSAEWOULDBLOCK], [errno for incomplete non-blocking connect(2)])
AC_CHECK_HEADERS([windows.h winsock2.h ws2tcpip.h], [], [AC_MSG_ERROR([Missing MinGW headers])], [])
;;
*-linux*)
AC_DEFINE([CONNECT_IN_PROGRESS], [EINPROGRESS], [errno for incomplete non-blocking connect(2)])
dnl Checks for netfilter headers
AC_CHECK_HEADERS([linux/if.h linux/netfilter_ipv4.h linux/netfilter_ipv6/ip6_tables.h],
[], [AC_MSG_ERROR([Missing netfilter headers])],
[[
#if HAVE_LIMITS_H
#include <limits.h>
#endif
/* Netfilter ip(6)tables v1.4.0 has broken headers */
#if HAVE_NETINET_IN_H
#include <netinet/in.h>
#endif
#if HAVE_LINUX_IF_H
#include <linux/if.h>
#endif
#if HAVE_SYS_SOCKET_H
#include <sys/socket.h>
#endif
]])
;;
*)
# These are POSIX-like systems using BSD-like sockets API.
AC_DEFINE([CONNECT_IN_PROGRESS], [EINPROGRESS], [errno for incomplete non-blocking connect(2)])
;;
esac
AC_C_BIGENDIAN
dnl Checks for typedefs, structures, and compiler characteristics.
AC_C_INLINE
AC_TYPE_SSIZE_T
dnl Checks for header files.
AC_HEADER_ASSERT
AC_HEADER_STDC
AC_HEADER_SYS_WAIT
dnl Checks for typedefs, structures, and compiler characteristics.
AC_C_CONST
AC_TYPE_PID_T
AC_TYPE_SIZE_T
AC_TYPE_SSIZE_T
AC_TYPE_UINT16_T
AC_TYPE_UINT8_T
AC_HEADER_TIME
dnl Checks for library functions.
AC_FUNC_FORK
AC_FUNC_SELECT_ARGTYPES
AC_TYPE_SIGNAL
AC_CHECK_FUNCS([memset select setresuid setreuid strerror getpwnam_r setrlimit])
dnl Check for select() into ws2_32 for Msys/Mingw
if test "$ac_cv_func_select" != "yes"; then
AC_MSG_CHECKING([for select in ws2_32])
AC_TRY_LINK([
#ifdef HAVE_WINSOCK2_H
#ifndef WIN32_LEAN_AND_MEAN
#define WIN32_LEAN_AND_MEAN
#endif
#include <winsock2.h>
#endif
],[
select(0,(fd_set *)NULL,(fd_set *)NULL,(fd_set *)NULL,(struct timeval *)NULL);
],[
AC_MSG_RESULT([yes])
HAVE_SELECT="1"
AC_DEFINE_UNQUOTED(HAVE_SELECT, 1,
[Define to 1 if you have the 'select' function.])
HAVE_SYS_SELECT_H="1"
AC_DEFINE_UNQUOTED(HAVE_SYS_SELECT_H, 1,
[Define to 1 if you have the <sys/select.h> header file.])
],[
AC_MSG_ERROR([no])
])
fi
AC_CHECK_LIB(socket, connect)
dnl Checks for library functions.
AC_CHECK_FUNCS([malloc memset socket])
dnl Add define for libudns to enable IPv6 support
dnl This is an option defined in the origin configure script
AC_DEFINE([HAVE_IPv6], [1], [Enable IPv6 support in libudns])
AM_COND_IF([USE_SYSTEM_SHARED_LIB],
[],
[AC_CONFIG_SUBDIRS([libsodium])])
AC_CONFIG_FILES([ shadowsocks-libev.pc
Makefile
libcork/Makefile
libipset/Makefile
src/Makefile])
AM_COND_IF([USE_SYSTEM_SHARED_LIB],
[],
[AC_CONFIG_FILES([libudns/Makefile
libev/Makefile])])
AM_COND_IF([ENABLE_DOCUMENTATION],
[AC_CONFIG_FILES([doc/Makefile])
])
AC_OUTPUT