#
# ngIRCd -- The Next Generation IRC Daemon
-# Copyright (c)2001 by Alexander Barton (alex@barton.de)
+# Copyright (c)2001-2005 Alexander Barton <alex@barton.de>
#
-# Dieses Programm ist freie Software. Sie koennen es unter den Bedingungen
-# der GNU General Public License (GPL), wie von der Free Software Foundation
-# herausgegeben, weitergeben und/oder modifizieren, entweder unter Version 2
-# der Lizenz oder (wenn Sie es wuenschen) jeder spaeteren Version.
-# Naehere Informationen entnehmen Sie bitter der Datei COPYING. Eine Liste
-# der an comBase beteiligten Autoren finden Sie in der Datei AUTHORS.
+# This program is free software; you can redistribute it and/or modify
+# it under the terms of the GNU General Public License as published by
+# the Free Software Foundation; either version 2 of the License, or
+# (at your option) any later version.
+# Please read the file COPYING, README and AUTHORS for more information.
#
-# $Id: configure.in,v 1.7 2001/12/27 00:37:07 alex Exp $
-#
-# $Log: configure.in,v $
-# Revision 1.7 2001/12/27 00:37:07 alex
-# - Erkennung der "portab header" geaendert, CFLAGS werden nun anders gesetzt.
-#
-# Revision 1.6 2001/12/25 22:01:47 alex
-# - neue configure-Option "--enable-sniffer".
-#
-# Revision 1.5 2001/12/21 23:54:26 alex
-# - zusaetzliche Debug-Ausgaben koennen eingeschaltet werden.
-#
-# Revision 1.4 2001/12/12 17:21:58 alex
-# - Projektdatei fuer den Mac OS X Project Builder erstellt.
-#
-# Revision 1.3 2001/12/12 01:58:53 alex
-# - Test auf socklen_t verbessert.
-#
-# Revision 1.2 2001/12/11 22:04:21 alex
-# - Test auf stdint.h (HAVE_STDINT_H) hinzugefuegt.
-#
-# Revision 1.1.1.1 2001/12/11 21:53:04 alex
-# Imported sources to CVS.
+# $Id: configure.in,v 1.116 2005/08/30 20:59:30 fw Exp $
#
-# -- Initialisierung --
+# -- Initialisation --
-AC_INIT
+AC_PREREQ(2.50)
+AC_INIT(ngircd, CVSHEAD)
AC_CONFIG_SRCDIR(src/ngircd/ngircd.c)
-AM_INIT_AUTOMAKE(ngircd,0.0.1-pre)
+AC_CANONICAL_TARGET
+AM_INIT_AUTOMAKE(1.6)
AM_CONFIG_HEADER(src/config.h)
-# -- Variablen --
+# -- Templates for config.h --
-CFLAGS="-Wall -g $CFLAGS"
+AH_TEMPLATE([DEBUG], [Define if debug-mode should be enabled])
+AH_TEMPLATE([HAVE_socklen_t], [Define if socklen_t exists])
+AH_TEMPLATE([SNIFFER], [Define if IRC sniffer should be enabled])
+AH_TEMPLATE([STRICT_RFC], [Define if ngIRCd should behave strict RFC compliant])
+AH_TEMPLATE([SYSLOG], [Define if syslog should be used for logging])
+AH_TEMPLATE([ZLIB], [Define if zlib compression should be enabled])
+AH_TEMPLATE([TCPWRAP], [Define if TCP wrappers should be used])
+AH_TEMPLATE([IRCPLUS], [Define if IRC+ protocol should be used])
+AH_TEMPLATE([ZEROCONF], [Define if support for Zeroconf should be included])
+AH_TEMPLATE([IDENTAUTH], [Define if the server should do IDENT requests])
+
+AH_TEMPLATE([TARGET_OS], [Target operating system name])
+AH_TEMPLATE([TARGET_VENDOR], [Target system vendor])
+AH_TEMPLATE([TARGET_CPU], [Target CPU name])
# -- C Compiler --
AC_PROG_CC
-AC_LANG_C
-# -- Hilfsprogramme --
+# -- Helper programs --
+AC_PROG_AWK
+AC_PROG_INSTALL
+AC_PROG_LN_S
AC_PROG_MAKE_SET
AC_PROG_RANLIB
-# -- Header --
+# -- Compiler Features --
-AC_HEADER_STDC
+AM_C_PROTOTYPES
+AC_C_CONST
-AC_CHECK_HEADER(portab.h,[
- AC_CHECK_HEADER(imp.h,,AC_MSG_ERROR([Alex \"portability headers\" (portab.h an friends) not found!]))
- AC_CHECK_HEADER(exp.h,,AC_MSG_ERROR([Alex \"portability headers\" (portab.h an friends) not found!]))
-],[
- AC_CHECK_HEADER(/usr/local/include/portab.h,,AC_MSG_ERROR([Alex \"portability headers\" (portab.h an friends) not found!]))
- AC_CHECK_HEADER(/usr/local/include/imp.h,,AC_MSG_ERROR([Alex \"portability headers\" (portab.h an friends) not found!]))
- AC_CHECK_HEADER(/usr/local/include/exp.h,,AC_MSG_ERROR([Alex \"portability headers\" (portab.h an friends) not found!]))
- CFLAGS="$CFLAGS -I/usr/local/include"
+# -- Hard coded system and compiler dependencies/features/options ... --
+
+if test "$GCC" = "yes"; then
+ # We are using the GNU C compiler. Good!
+ CFLAGS="$CFLAGS -pipe -W -Wall -Wpointer-arith -Wstrict-prototypes"
+fi
+
+
+AC_DEFUN([GCC_STACK_PROTECT_CC],[
+ ssp_cc=yes
+ if test "X$CC" != "X"; then
+ AC_MSG_CHECKING([whether ${CC} accepts -fstack-protector])
+ ssp_old_cflags="$CFLAGS"
+ CFLAGS="$CFLAGS -fstack-protector"
+ AC_TRY_COMPILE(,,, ssp_cc=no)
+ echo $ssp_cc
+ if test "X$ssp_cc" = "Xno"; then
+ CFLAGS="$ssp_old_cflags"
+ else
+ AC_DEFINE([ENABLE_SSP_CC], 1, [Define if SSP C support is enabled.])
+ fi
+ fi
])
-AC_CHECK_HEADERS([netinet/in.h sys/socket.h],,[required C headers missing!])
+GCC_STACK_PROTECT_CC
+
+case "$target_os" in
+ hpux*)
+ # This is HP/UX, we need to define _XOPEN_SOURCE_EXTENDED
+ # (tested with HP/UX 11.11)
+ CFLAGS="$CFLAGS -D_XOPEN_SOURCE_EXTENDED"
+ ;;
+esac
+
+# Add additional CFLAGS, eventually specified on the command line:
+test -n "$CFLAGS_ADD" && CFLAGS="$CFLAGS $CFLAGS_ADD"
+
+CFLAGS="$CFLAGS -DSYSCONFDIR='\"\$(sysconfdir)\"'"
+
+# -- Headers --
+
+AC_HEADER_STDC
+AC_HEADER_TIME
+AC_HEADER_SYS_WAIT
-AC_CHECK_HEADERS([stdint.h])
+AC_CHECK_HEADERS([ \
+ ctype.h errno.h fcntl.h netdb.h netinet/in.h stdlib.h string.h \
+ strings.h sys/socket.h sys/time.h unistd.h \
+ ],,AC_MSG_ERROR([required C header missing!]))
-# -- Datentypen --
+AC_CHECK_HEADERS([arpa/inet.h ctype.h malloc.h stdbool.h stddef.h varargs.h])
+
+# -- Datatypes --
AC_MSG_CHECKING(whether socklen_t exists)
AC_TRY_COMPILE([
- #include <sys/socket.h>
- #include <sys/types.h>
+#include <sys/types.h>
+#include <sys/socket.h>
],[
socklen_t a, b;
a = 2; b = 4; a += b;
AC_MSG_RESULT(no)
])
-# -- Funktionen --
+AC_TYPE_SIGNAL
+AC_TYPE_SIZE_T
-AC_CHECK_FUNCS([socket],,[required functions missing!])
# -- Libraries --
-# -- Konfigurationsoptionen --
+AC_CHECK_LIB(UTIL,memmove)
+AC_CHECK_LIB(socket,bind)
+AC_CHECK_LIB(nsl,gethostent)
-AC_ARG_ENABLE(debug,
- [ --enable-debug show additional debug output],
- if test "$enableval" = "yes"; then
- AC_DEFINE(DEBUG, 1)
- AC_MSG_RESULT([enabling additional debug output])
- fi
+# -- Functions --
+
+AC_FUNC_FORK
+AC_FUNC_STRFTIME
+
+AC_CHECK_FUNCS([ \
+ bind gethostbyaddr gethostbyname gethostname inet_ntoa malloc memmove \
+ memset realloc setsid setsockopt socket strcasecmp strchr strerror \
+ strstr waitpid],,AC_MSG_ERROR([required function missing!]))
+
+AC_CHECK_FUNCS(inet_aton isdigit sigaction snprintf vsnprintf strdup strlcpy strlcat)
+
+AC_CHECK_FUNCS(select,[AC_CHECK_HEADERS(sys/select.h)],
+ AC_MSG_ERROR([required function select() is missing!])
+)
+
+# -- Configuration options --
+
+x_syslog_on=no
+AC_ARG_WITH(syslog,
+ [ --without-syslog disable syslog (autodetected by default)],
+ [ if test "$withval" != "no"; then
+ if test "$withval" != "yes"; then
+ CFLAGS="-I$withval/include $CFLAGS"
+ CPPFLAGS="-I$withval/include $CPPFLAGS"
+ LDFLAGS="-L$withval/lib $LDFLAGS"
+ fi
+ AC_CHECK_LIB(be, syslog)
+ AC_CHECK_FUNCS(syslog, x_syslog_on=yes,
+ AC_MSG_ERROR([Can't enable syslog!])
+ )
+ fi
+ ],
+ [
+ AC_CHECK_LIB(be, syslog)
+ AC_CHECK_FUNCS(syslog, x_syslog_on=yes)
+ ]
+)
+if test "$x_syslog_on" = "yes"; then
+ AC_DEFINE(SYSLOG, 1)
+ AC_CHECK_HEADERS(syslog.h,,AC_MSG_ERROR([required C header missing!]))
+fi
+
+x_zlib_on=no
+AC_ARG_WITH(zlib,
+ [ --without-zlib disable zlib compression (autodetected by default)],
+ [ if test "$withval" != "no"; then
+ if test "$withval" != "yes"; then
+ CFLAGS="-I$withval/include $CFLAGS"
+ CPPFLAGS="-I$withval/include $CPPFLAGS"
+ LDFLAGS="-L$withval/lib $LDFLAGS"
+ fi
+ AC_CHECK_LIB(z, deflate)
+ AC_CHECK_FUNCS(deflate, x_zlib_on=yes,
+ AC_MSG_ERROR([Can't enable zlib!])
+ )
+ fi
+ ],
+ [ AC_CHECK_LIB(z, deflate)
+ AC_CHECK_FUNCS(deflate, x_zlib_on=yes)
+ ]
+)
+if test "$x_zlib_on" = "yes"; then
+ AC_DEFINE(ZLIB, 1)
+ AC_CHECK_HEADERS(zlib.h,,AC_MSG_ERROR([required C header missing!]))
+fi
+
+
+x_io_backend=select
+AC_ARG_WITH(epoll,
+ [ --without-epoll disable epoll support (autodetected by default)],
+ [ if test "$withval" != "no"; then
+ if test "$withval" != "yes"; then
+ CFLAGS="-I$withval/include $CFLAGS"
+ CPPFLAGS="-I$withval/include $CPPFLAGS"
+ LDFLAGS="-L$withval/lib $LDFLAGS"
+ fi
+ AC_CHECK_FUNCS(epoll_create, x_io_backend=epoll,
+ AC_MSG_ERROR([Can't enable epoll support!])
+ )
+ fi
+ ],
+ [
+ AC_CHECK_FUNCS(epoll_create, x_io_backend=epoll)
+ ]
)
+AC_ARG_WITH(kqueue,
+ [ --without-kqueue disable kqueue support (autodetected by default)],
+ [ if test "$withval" != "no"; then
+ if test "$withval" != "yes"; then
+ CFLAGS="-I$withval/include $CFLAGS"
+ CPPFLAGS="-I$withval/include $CPPFLAGS"
+ LDFLAGS="-L$withval/lib $LDFLAGS"
+ fi
+ AC_CHECK_FUNCS(kqueue, x_io_backend=kqueue,
+ AC_MSG_ERROR([Can't enable kqueue support!])
+ )
+ fi
+ ],
+ [
+ AC_CHECK_FUNCS(kqueue, x_io_backend=kqueue)
+ ]
+)
+
+
+x_tcpwrap_on=no
+AC_ARG_WITH(tcp-wrappers,
+ [ --with-tcp-wrappers enable TCP wrappers support],
+ [ if test "$withval" != "no"; then
+ if test "$withval" != "yes"; then
+ CFLAGS="-I$withval/include $CFLAGS"
+ CPPFLAGS="-I$withval/include $CPPFLAGS"
+ LDFLAGS="-L$withval/lib $LDFLAGS"
+ fi
+ AC_MSG_CHECKING(for hosts_access)
+ LIBS="-lwrap $LIBS"
+ AC_TRY_LINK([
+#include <tcpd.h>
+int allow_severity = 0;
+int deny_severity = 0;
+ ],[
+ tcpd_warn("link test");
+ ],[
+ AC_MSG_RESULT(yes)
+ AC_DEFINE(TCPWRAP, 1)
+ x_tcpwrap_on=yes
+ ],[
+ AC_MSG_RESULT(no)
+ AC_MSG_ERROR([Can't enable TCP wrappers!])
+ ])
+ fi
+ ]
+)
+
+x_zeroconf_on=no
+AC_ARG_WITH(zeroconf,
+ [ --with-zeroconf enable support for "Zeroconf"],
+ [ if test "$withval" != "no"; then
+ if test "$withval" != "yes"; then
+ CFLAGS="-I$withval/include $CFLAGS"
+ CPPFLAGS="-I$withval/include $CPPFLAGS"
+ LDFLAGS="-L$withval/lib $LDFLAGS"
+ fi
+ AC_CHECK_FUNCS(DNSServiceRegistrationCreate, x_zeroconf_on=osx,
+ [
+ AC_CHECK_LIB(pthread, pthread_mutexattr_init)
+ AC_CHECK_LIB(howl, sw_discovery_init)
+ AC_CHECK_FUNCS(sw_discovery_init, \
+ x_zeroconf_on=howl, \
+ AC_MSG_ERROR([Can't enable Zeroconf!]))
+ ])
+ fi
+ ]
+)
+if test "$x_zeroconf_on" = "osx"; then
+ AC_CHECK_HEADERS([DNSServiceDiscovery/DNSServiceDiscovery.h \
+ mach/port.h],,AC_MSG_ERROR([required C header missing!]))
+ AC_DEFINE(ZEROCONF, 1)
+fi
+if test "$x_zeroconf_on" = "howl"; then
+ for dir in /usr/local/include /usr/local/include/howl* \
+ /usr/include /usr/include/howl*; do
+ test -d "$dir" || continue
+ AC_MSG_CHECKING([for Howl headers in $dir])
+ if test -f "$dir/rendezvous/rendezvous.h"; then
+ if test "$dir" != "/usr/local/include" -a \
+ "$dir" != "/usr/include"; then
+ CFLAGS="-I$dir $CFLAGS"
+ CPPFLAGS="-I$dir $CPPFLAGS"
+ fi
+ AC_MSG_RESULT(yes)
+ break
+ else
+ AC_MSG_RESULT(no)
+ fi
+ done
+ AC_CHECK_HEADERS([rendezvous/rendezvous.h],, \
+ AC_MSG_ERROR([required C header missing!]))
+ AC_DEFINE(ZEROCONF, 1)
+fi
+
+x_identauth_on=no
+AC_ARG_WITH(ident,
+ [ --with-ident enable "IDENT" ("AUTH") protocol support],
+ [ if test "$withval" != "no"; then
+ if test "$withval" != "yes"; then
+ CFLAGS="-I$withval/include $CFLAGS"
+ CPPFLAGS="-I$withval/include $CPPFLAGS"
+ LDFLAGS="-L$withval/lib $LDFLAGS"
+ fi
+ AC_CHECK_LIB(ident, ident_id)
+ AC_CHECK_FUNCS(ident_id, x_identauth_on=yes,
+ AC_MSG_ERROR([Can't enable IDENT support!])
+ )
+ fi
+ ]
+)
+if test "$x_identauth_on" = "yes"; then
+ AC_DEFINE(IDENTAUTH, 1)
+ AC_CHECK_HEADERS(ident.h,,AC_MSG_ERROR([required C header missing!]))
+fi
+
+x_ircplus_on=yes
+AC_ARG_ENABLE(ircplus,
+ [ --disable-ircplus disable IRC+ protocol],
+ if test "$enableval" = "no"; then x_ircplus_on=no; fi
+)
+if test "$x_ircplus_on" = "yes"; then
+ AC_DEFINE(IRCPLUS, 1)
+fi
+
+x_sniffer_on=no; x_debug_on=no
AC_ARG_ENABLE(sniffer,
- [ --enable-sniffer enable network traffic monitor (enables debug mode!)],
+ [ --enable-sniffer enable IRC traffic sniffer (enables debug mode)],
if test "$enableval" = "yes"; then
- AC_DEFINE(DEBUG, 1)
- AC_MSG_RESULT([enabling additional debug output])
AC_DEFINE(SNIFFER, 1)
- AC_MSG_RESULT([enabling network traffic monitor])
+ x_sniffer_on=yes; x_debug_on=yes
+ fi
+)
+
+AC_ARG_ENABLE(debug,
+ [ --enable-debug show additional debug output],
+ if test "$enableval" = "yes"; then x_debug_on=yes; fi
+)
+if test "$x_debug_on" = "yes"; then
+ AC_DEFINE(DEBUG, 1)
+ test "$GCC" = "yes" && CFLAGS="-pedantic $CFLAGS"
+fi
+
+x_strict_rfc_on=no
+AC_ARG_ENABLE(strict-rfc,
+ [ --enable-strict-rfc strict RFC conformance -- may break clients!],
+ if test "$enableval" = "yes"; then
+ AC_DEFINE(STRICT_RFC, 1)
+ x_strict_rfc_on=yes
fi
)
-# -- Ausgabe --
+# -- Definitions --
+
+AC_DEFINE_UNQUOTED(TARGET_CPU, "$target_cpu" )
+AC_DEFINE_UNQUOTED(TARGET_VENDOR, "$target_vendor" )
+AC_DEFINE_UNQUOTED(TARGET_OS, "$target_os" )
+
+# Add additional CFLAGS, eventually specified on the command line, but after
+# running this configure script. Useful for "-Werror" for example.
+test -n "$CFLAGS_END" && CFLAGS="$CFLAGS $CFLAGS_END"
+
+# -- Generate files --
+
+AC_OUTPUT([ \
+ Makefile \
+ doc/Makefile \
+ doc/src/Makefile \
+ src/Makefile \
+ src/portab/Makefile \
+ src/tool/Makefile \
+ src/ngircd/Makefile \
+ src/testsuite/Makefile \
+ man/Makefile \
+ contrib/Makefile \
+ contrib/Debian/Makefile \
+ contrib/MacOSX/Makefile \
+])
+
+type dpkg >/dev/null 2>&1
+if test $? -eq 0; then
+ # Generate debian/ link if the dpkg command exists
+ # (read: if we are running on a debian compatible system)
+ echo "creating Debian-specific links ..."
+ test -f debian/rules || ln -s contrib/Debian debian
+fi
+
+# -- Result --
+
+echo
+echo "ngIRCd $PACKAGE_VERSION has been configured with the following options:"
+echo
+
+# Someone please show me a better way :) [borrowed by OpenSSH]
+B=`eval echo ${bindir}` ; B=`eval echo ${B}`
+S=`eval echo ${sbindir}` ; S=`eval echo ${S}`
+C=`eval echo ${sysconfdir}` ; C=`eval echo ${C}`
+M=`eval echo ${mandir}` ; M=`eval echo ${M}`
+D=`eval echo ${datadir}/doc/${PACKAGE}` ; D=`eval echo ${D}`
+
+echo " Target: ${target}"
+test "$target" != "$host" && echo " Host: ${host}"
+echo " Compiler: ${CC}"
+test -n "$CFLAGS" && echo " Compiler flags: ${CFLAGS}"
+test -n "$CPPFLAGS" && echo " Preprocessor flags: ${CPPFLAGS}"
+test -n "$LDFLAGS" && echo " Linker flags: ${LDFLAGS}"
+test -n "$LIBS" && echo " Libraries: ${LIBS}"
+echo
+echo " 'ngircd' binary: $S"
+echo " Configuration file: $C"
+echo " Manual pages: $M"
+echo " Documentation: $D"
+echo
+
+echo $ECHO_N " Syslog support: $ECHO_C"
+test "$x_syslog_on" = "yes" \
+ && echo $ECHO_N "yes $ECHO_C" \
+ || echo $ECHO_N "no $ECHO_C"
+echo $ECHO_N " Enable debug code: $ECHO_C"
+test "$x_debug_on" = "yes" \
+ && echo "yes" \
+ || echo "no"
+
+echo $ECHO_N " zlib compression: $ECHO_C"
+test "$x_zlib_on" = "yes" \
+ && echo $ECHO_N "yes $ECHO_C" \
+ || echo $ECHO_N "no $ECHO_C"
+echo $ECHO_N " IRC sniffer: $ECHO_C"
+test "$x_sniffer_on" = "yes" \
+ && echo "yes" \
+ || echo "no"
+
+echo $ECHO_N " Use TCP Wrappers: $ECHO_C"
+test "$x_tcpwrap_on" = "yes" \
+ && echo $ECHO_N "yes $ECHO_C" \
+ || echo $ECHO_N "no $ECHO_C"
+echo $ECHO_N " Strict RFC mode: $ECHO_C"
+test "$x_strict_rfc_on" = "yes" \
+ && echo "yes" \
+ || echo "no"
+
+echo $ECHO_N " Zeroconf support: $ECHO_C"
+case "$x_zeroconf_on" in
+ osx)
+ echo $ECHO_N "Apple $ECHO_C"
+ ;;
+ howl)
+ echo $ECHO_N "Howl $ECHO_C"
+ ;;
+ *)
+ echo $ECHO_N "no $ECHO_C"
+ ;;
+esac
+echo $ECHO_N " IRC+ protocol: $ECHO_C"
+test "$x_ircplus_on" = "yes" \
+ && echo "yes" \
+ || echo "no"
+
+echo $ECHO_N " IDENT support: $ECHO_C"
+test "$x_identauth_on" = "yes" \
+ && echo $ECHO_N "yes $ECHO_C" \
+ || echo $ECHO_N "no $ECHO_C"
+echo $ECHO_N " I/O backend: $ECHO_C"
+ echo "$x_io_backend"
-AC_OUTPUT([Makefile MacOSX/Makefile src/Makefile src/ngircd/Makefile])
+echo
# -eof-