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# Inspired by work Copyright (C) 2006 Luca Filipozzi
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# vim: set fdm=marker ts=2 sw=2 et:
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AC_REVISION([$Id$])
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AC_PREREQ(2.69)
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AC_INIT([ircd-hybrid], [TRUNK], [bugs@ircd-hybrid.org])
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AM_INIT_AUTOMAKE(1.13.1 subdir-objects)
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AM_MAINTAINER_MODE
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AC_CONFIG_MACRO_DIR([m4])
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AC_CONFIG_HEADER(config.h)
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AC_CONFIG_SRCDIR(src/ircd.c)
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# Checks for programs.
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AC_PROG_CC_C99
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AS_IF([test "$ac_cv_prog_cc_c99" = "no"],
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[AC_MSG_ERROR([no suitable C99 compiler found. Aborting.])])
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AC_PROG_YACC
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AM_PROG_LEX
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AC_PROG_INSTALL
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# Initializing libtool.
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LT_CONFIG_LTDL_DIR([libltdl])
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LT_INIT([dlopen disable-static])
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LTDL_INIT([recursive convenience])
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LIBTOOL="$LIBTOOL --silent"
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AC_CHECK_SIZEOF(short)
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AC_CHECK_SIZEOF(int)
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AC_CHECK_SIZEOF(long)
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AC_CHECK_SIZEOF(void *)
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AC_CHECK_SIZEOF(int64_t)
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AC_CHECK_SIZEOF(long long)
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if test "$ac_cv_sizeof_int" = 2 ; then
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AC_CHECK_TYPE(int16_t, int)
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AC_CHECK_TYPE(uint16_t, unsigned int)
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elif test "$ac_cv_sizeof_short" = 2 ; then
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AC_CHECK_TYPE(int16_t, short)
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AC_CHECK_TYPE(uint16_t, unsigned short)
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else
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AC_MSG_ERROR([Cannot find a type with size of 16 bits])
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fi
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if test "$ac_cv_sizeof_int" = 4 ; then
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AC_CHECK_TYPE(int32_t, int)
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AC_CHECK_TYPE(uint32_t, unsigned int)
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elif test "$ac_cv_sizeof_short" = 4 ; then
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AC_CHECK_TYPE(int32_t, short)
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AC_CHECK_TYPE(uint32_t, unsigned short)
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elif test "$ac_cv_sizeof_long" = 4 ; then
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AC_CHECK_TYPE(int32_t, long)
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AC_CHECK_TYPE(uint32_t, unsigned long)
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else
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AC_MSG_ERROR([Cannot find a type with size of 32 bits])
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fi
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if test "$ac_cv_sizeof_int64_t" = 8 ; then
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AC_CHECK_TYPE(int64_t)
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AC_CHECK_TYPE(uint64_t)
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elif test "$ac_cv_sizeof_long_long" = 8 ; then
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AC_CHECK_TYPE(int64_t, long long)
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AC_CHECK_TYPE(uint64_t, unsigned long long)
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else
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AC_MSG_ERROR([Cannot find a type with size of 64 bits])
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fi
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# Checks for libraries.
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GCC_STACK_PROTECT_CC
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AX_APPEND_COMPILE_FLAGS([-fno-strict-aliasing])
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AX_LIBRARY_NET
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# Checks for typedefs, structures, and compiler characteristics.
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AC_C_BIGENDIAN
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# Checks for library functions.
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AC_CHECK_FUNCS_ONCE(strtok_r \
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usleep \
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strlcat \
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strlcpy \
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kqueue \
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poll)
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# Checks for header files.
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AC_CHECK_HEADERS_ONCE(crypt.h \
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sys/resource.h \
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sys/param.h \
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poll.h \
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sys/devpoll.h \
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sys/event.h \
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sys/epoll.h \
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types.h \
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socket.h \
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sys/wait.h \
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wait.h)
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AC_SEARCH_LIBS(crypt, crypt)
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AC_ARG_ENABLE(libgeoip,
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[AS_HELP_STRING([--disable-libgeoip],[Disable GeoIP support])], [],
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[AC_CHECK_HEADER(GeoIP.h,
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[AC_SEARCH_LIBS(GeoIP_id_by_ipnum_v6_gl, GeoIP,
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[AC_DEFINE(HAVE_LIBGEOIP, 1, [Define to 1 if libGeoIP (-lGeoIP) is available.])])])], [])
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AX_CHECK_OPENSSL
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dnl Check user configuration options
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dnl Start with --disable-poll
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AC_MSG_CHECKING([whether to enable the poll() event engine])
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AC_ARG_ENABLE([poll],
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[ --disable-poll Disable the poll-based engine],
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[hyb_cv_enable_poll=$enable_poll],
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[AC_CACHE_VAL(hyb_cv_enable_poll,
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[hyb_cv_enable_poll=yes])])
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if test "$ac_cv_func_poll" = no; then
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hyb_cv_enable_poll=no
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fi
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AC_MSG_RESULT([$hyb_cv_enable_poll])
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if test "$hyb_cv_enable_poll" = yes; then
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ircd_event_engine="poll()"
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AC_DEFINE([USE_POLL], , [Specify whether or not to use poll()])
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fi
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AM_CONDITIONAL(ENGINE_POLL, [test "$hyb_cv_enable_poll" = yes])
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dnl --disable-devpoll check...
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AC_MSG_CHECKING([whether to enable the /dev/poll event engine])
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AC_ARG_ENABLE([devpoll],
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[ --disable-devpoll Disable the /dev/poll-based engine],
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[hyb_cv_enable_devpoll=$enable_devpoll],
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[AC_CACHE_VAL(hyb_cv_enable_devpoll,
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[hyb_cv_enable_devpoll=yes])])
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if test "$ac_cv_header_sys_devpoll_h" = no; then
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hyb_cv_enable_devpoll=no
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fi
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AC_MSG_RESULT([$hyb_cv_enable_devpoll])
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if test "$hyb_cv_enable_devpoll" != no; then
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ircd_event_engine="/dev/poll/ $ircd_event_engine"
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AC_DEFINE([USE_DEVPOLL], , [Define to enable the /dev/poll engine])
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fi
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AM_CONDITIONAL(ENGINE_DEVPOLL, [test "$hyb_cv_enable_devpoll" = yes])
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dnl --disable-kqueue check...
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AC_MSG_CHECKING([whether to enable the kqueue event engine])
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AC_ARG_ENABLE([kqueue],
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[ --disable-kqueue Disable the kqueue-based engine],
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[hyb_cv_enable_kqueue=$enable_kqueue],
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[AC_CACHE_VAL(hyb_cv_enable_kqueue,
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[hyb_cv_enable_kqueue=yes])])
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if test "$ac_cv_header_sys_event_h" = no -o "$ac_cv_func_kqueue" = no; then
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hyb_cv_enable_kqueue=no
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fi
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AC_MSG_RESULT([$hyb_cv_enable_kqueue])
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if test "$hyb_cv_enable_kqueue" != no; then
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ircd_event_engine="kqueue() $ircd_event_engine"
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AC_DEFINE([USE_KQUEUE], , [Define to enable the kqueue engine])
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fi
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AM_CONDITIONAL(ENGINE_KQUEUE, [test "$hyb_cv_enable_kqueue" = yes])
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dnl --disable-epoll check
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AC_MSG_CHECKING([whether to enable the epoll event engine])
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AC_ARG_ENABLE([epoll],
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[ --disable-epoll Disable the epoll-based engine],
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[hyb_cv_enable_epoll=$enable_epoll],
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[AC_CACHE_VAL(hyb_cv_enable_epoll,
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[hyb_cv_enable_epoll=yes])])
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if test "$ac_cv_header_sys_epoll_h" = no -o "$ac_cv_func_epoll" = no; then
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hyb_cv_enable_epoll=no
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fi
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AC_MSG_RESULT([$hyb_cv_enable_epoll])
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# Set up the conditionals
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if test x"$hyb_cv_enable_epoll" = xyes; then
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ircd_event_engine="epoll() $ircd_event_engine"
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AC_DEFINE([USE_EPOLL], 1, [Define to enable the epoll engine])
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# Must also check to see if we need to provide the function bodies
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dnl XXX Should rework this check
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AC_MSG_CHECKING([whether epoll functions are properly defined])
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AC_LINK_IFELSE([AC_LANG_PROGRAM([#include <sys/epoll.h>],
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[epoll_create(10);])],
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[AC_MSG_RESULT([yes])],
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[AC_MSG_RESULT([no])
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AC_DEFINE([EPOLL_NEED_BODY], 1,
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[Define to implement epoll system calls])])
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fi
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AM_CONDITIONAL(ENGINE_EPOLL, [test "$hyb_cv_enable_epoll" = yes])
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dnl --with-maxcon allows us to set the maximum connections
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hyb_maxcon=`ulimit -Hn`
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if test x"$hyb_maxcon" = xunlimited; then
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hyb_maxcon=`ulimit -Sn`
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fi
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hyb_maxcon=`expr $hyb_maxcon - 4`
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AC_MSG_CHECKING([max connections])
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AC_ARG_WITH([maxcon],
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[ --with-maxcon=maxcon Maximum number of connections server will accept],
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[hyb_cv_with_maxcon=$with_maxcon],
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[AC_CACHE_VAL(hyb_cv_with_maxcon,
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[hyb_cv_with_maxcon=$hyb_maxcon])])
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if test x"$hyb_cv_with_maxcon" = xyes -o x"$hyb_cv_with_maxcon" = xno; then
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if test "$hyb_maxcon" -lt 32; then
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AC_MSG_ERROR([Maximum connections (number of open files minus 4) must be at least 32.])
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fi
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hyb_cv_with_maxcon=$hyb_maxcon
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elif test "$hyb_cv_with_maxcon" -lt 32; then
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AC_MSG_ERROR([Maximum connections (--with-maxcon) must be at least 32.])
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fi
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AC_MSG_RESULT([$hyb_cv_with_maxcon])
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AC_DEFINE_UNQUOTED(MAXCONNECTIONS, $hyb_cv_with_maxcon,
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[Maximum number of network connections])
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AC_ARG_ENABLE(assert, AS_HELP_STRING([--enable-assert],
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[Enable assert() statements]),
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[assert=$enableval], [assert=no])
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AS_IF([test "$assert" = "no"],
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[AC_DEFINE(NDEBUG, 1, [Define to disable assert() statements.])])
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AC_DEFINE([NICKNAMEHISTORYLENGTH], 32768, [Size of the WHOWAS array.])
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AC_DEFINE([MP_CHUNK_SIZE_CHANNEL], 1024*1024, [Size of the channel mempool chunk.])
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AC_DEFINE([MP_CHUNK_SIZE_MEMBER], 2048*1024, [Size of the channel-member mempool chunk.])
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AC_DEFINE([MP_CHUNK_SIZE_BAN], 1024*1024, [Size of the ban mempool chunk.])
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AC_DEFINE([MP_CHUNK_SIZE_CLIENT], 1024*1024, [Size of the client mempool chunk.])
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AC_DEFINE([MP_CHUNK_SIZE_LCLIENT], 512*1024, [Size of the local client mempool chunk.])
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AC_DEFINE([MP_CHUNK_SIZE_DNODE], 32*1024, [Size of the dlink_node mempool chunk.])
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AC_DEFINE([MP_CHUNK_SIZE_DBUF], 512*1024, [Size of the dbuf mempool chunk.])
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AC_DEFINE([MP_CHUNK_SIZE_AUTH], 128*1024, [Size of the auth mempool chunk.])
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AC_DEFINE([MP_CHUNK_SIZE_DNS], 64*1024, [Size of the dns mempool chunk.])
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AC_DEFINE([MP_CHUNK_SIZE_WATCH], 8*1024, [Size of the watch mempool chunk.])
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AC_DEFINE([MP_CHUNK_SIZE_NAMEHOST], 64*1024, [Size of the namehost mempool chunk.])
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AC_DEFINE([MP_CHUNK_SIZE_USERHOST], 128*1024, [Size of the userhost mempool chunk.])
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AC_DEFINE([MP_CHUNK_SIZE_IP_ENTRY], 128*1024, [Size of the ip_entry mempool chunk.])
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# Argument processing.
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AX_ARG_ENABLE_HALFOPS
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AX_ARG_ENABLE_DEBUGGING
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AX_ARG_ENABLE_WARNINGS
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AC_DEFINE_DIR([PREFIX],[prefix],[Set to prefix.])
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AC_DEFINE_DIR([SYSCONFDIR],[sysconfdir],[Set to sysconfdir.])
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AC_DEFINE_DIR([LIBDIR],[libdir],[Set to libdir.])
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AC_DEFINE_DIR([DATADIR],[datadir],[Set to datadir.])
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AC_DEFINE_DIR([LOCALSTATEDIR],[localstatedir],[Set to localstatedir.])
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AC_CONFIG_FILES( \
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Makefile \
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src/Makefile \
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libltdl/Makefile \
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modules/Makefile \
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modules/core/Makefile \
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doc/Makefile \
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help/Makefile \
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tools/Makefile)
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AC_OUTPUT
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