# (at your option) any later version.
# Please read the file COPYING, README and AUTHORS for more information.
#
-# $Id: configure.in,v 1.118 2006/05/17 16:44:14 alex Exp $
+# $Id: configure.in,v 1.125 2006/12/26 16:00:45 alex Exp $
#
# -- Initialisation --
AM_C_PROTOTYPES
AC_C_CONST
+AC_C_INLINE
# -- 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
+ # we use -fstack-protector-all for the test to enfoce the use of the guard variable
+ AC_MSG_CHECKING([whether ${CC} accepts -fstack-protector])
+ ssp_old_cflags="$CFLAGS"
+ CFLAGS="$CFLAGS -fstack-protector-all"
+ AC_TRY_LINK(,,, ssp_cc=no)
+ echo $ssp_cc
+ CFLAGS="$ssp_old_cflags"
+ if test "X$ssp_cc" = "Xyes"; then
+ CFLAGS="$CFLAGS -fstack-protector"
AC_DEFINE([ENABLE_SSP_CC], 1, [Define if SSP C support is enabled.])
- fi
fi
])
-GCC_STACK_PROTECT_CC
+
+if test "$GCC" = "yes"; then
+ # We are using the GNU C compiler. Good!
+ CFLAGS="$CFLAGS -pipe -W -Wall -Wpointer-arith -Wstrict-prototypes"
+
+ GCC_STACK_PROTECT_CC
+fi
case "$target_os" in
hpux*)
AC_CHECK_FUNCS([ \
bind gethostbyaddr gethostbyname gethostname inet_ntoa malloc memmove \
- memset realloc setsid setsockopt socket strcasecmp strchr strerror \
+ memset realloc setsid setsockopt socket strcasecmp strchr strcspn strerror \
strstr waitpid],,AC_MSG_ERROR([required function missing!]))
AC_CHECK_FUNCS(inet_aton isdigit sigaction snprintf vsnprintf strdup strlcpy strlcat)
-AC_CHECK_FUNCS(select,[AC_CHECK_HEADERS(sys/select.h)],
- AC_MSG_ERROR([required function select() is missing!])
-)
-
# -- Configuration options --
+# use syslog?
+
x_syslog_on=no
AC_ARG_WITH(syslog,
[ --without-syslog disable syslog (autodetected by default)],
AC_CHECK_HEADERS(syslog.h,,AC_MSG_ERROR([required C header missing!]))
fi
+# use zlib compression?
+
x_zlib_on=no
AC_ARG_WITH(zlib,
[ --without-zlib disable zlib compression (autodetected by default)],
AC_CHECK_HEADERS(zlib.h,,AC_MSG_ERROR([required C header missing!]))
fi
+# detect which IO API to use:
+
+x_io_backend=none
+
+AC_ARG_WITH(select,
+ [ --without-select disable select IO support (autodetected by default)],
+ [ if test "$withval" != "no"; then
+ if test "$withval" != "yes"; then
+ CFLAGS="-I$withval/include $CFLAGS"
+ CPPFLAGS="-I$withval/include $CPPFLAGS"
+ LDFLAGS="-L$withval/lib $LDFLAGS"
+ fi
+ AC_CHECK_FUNCS(select, x_io_select=yes,
+ AC_MSG_ERROR([Can't enable select IO support!])
+ )
+ fi
+ ],
+ [
+ AC_CHECK_FUNCS(select, x_io_select=yes)
+ ]
+)
+
+AC_ARG_WITH(poll,
+ [ --without-poll disable poll support (autodetected by default)],
+ [ if test "$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(poll, x_io_backend=poll\(\),
+ AC_MSG_ERROR([Can't enable poll IO support!])
+ )
+ fi
+ ],
+ [
+ AC_CHECK_FUNCS(poll, x_io_backend=poll\(\))
+ ]
+)
+
+AC_ARG_WITH(devpoll,
+ [ --without-devpoll disable /dev/poll IO 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 $LDFLAGS"
+ fi
+
+ AC_CHECK_HEADERS(sys/devpoll.h,,AC_MSG_ERROR([required C header missing!]))
+ fi
+ ],
+ [
+ AC_CHECK_HEADERS(sys/devpoll.h, x_io_backend=/dev/poll)
+ ]
+)
-x_io_backend=select
AC_ARG_WITH(epoll,
- [ --without-epoll disable epoll support (autodetected by default)],
+ [ --without-epoll disable epoll IO support (autodetected by default)],
[ if test "$withval" != "no"; then
if test "$withval" != "yes"; then
CFLAGS="-I$withval/include $CFLAGS"
CPPFLAGS="-I$withval/include $CPPFLAGS"
LDFLAGS="-L$withval/lib $LDFLAGS"
fi
- AC_CHECK_FUNCS(epoll_create, x_io_backend=epoll,
- AC_MSG_ERROR([Can't enable epoll support!])
+ AC_CHECK_FUNCS(epoll_create, x_io_epoll=yes,
+ AC_MSG_ERROR([Can't enable epoll IO support!])
)
fi
],
[
- AC_CHECK_FUNCS(epoll_create, x_io_backend=epoll)
+ AC_CHECK_FUNCS(epoll_create, x_io_epoll=yes)
]
)
AC_ARG_WITH(kqueue,
- [ --without-kqueue disable kqueue support (autodetected by default)],
+ [ --without-kqueue disable kqueue IO support (autodetected by default)],
[ if test "$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!])
+ AC_CHECK_FUNCS(kqueue, x_io_backend=kqueue\(\),
+ AC_MSG_ERROR([Can't enable kqueue IO support!])
)
fi
],
[
- AC_CHECK_FUNCS(kqueue, x_io_backend=kqueue)
+ AC_CHECK_FUNCS(kqueue, x_io_backend=kqueue\(\))
]
)
+if test "$x_io_epoll" = "yes" -a "$x_io_select" = "yes"; then
+ # when epoll() and select() are available, we'll use both!
+ x_io_backend="epoll(), select()"
+else
+ if test "$x_io_epoll" = "yes"; then
+ # we prefere epoll() if it is available
+ x_io_backend="epoll()"
+ else
+ if test "$x_io_select" = "yes" -a "$x_io_backend" = "none"; then
+ # we'll use select, when available and no "better"
+ # interface has been detected ...
+ x_io_backend="select()"
+ fi
+ fi
+fi
+
+if test "$x_io_backend" = "none"; then
+ AC_MSG_ERROR([No useabe IO API activated/found!?])
+fi
+
+# use TCP wrappers?
x_tcpwrap_on=no
AC_ARG_WITH(tcp-wrappers,
]
)
+# include support for "zeroconf"?
+
x_zeroconf_on=no
AC_ARG_WITH(zeroconf,
[ --with-zeroconf enable support for "Zeroconf"],
AC_DEFINE(ZEROCONF, 1)
fi
+# do IDENT requests using libident?
+
x_identauth_on=no
AC_ARG_WITH(ident,
[ --with-ident enable "IDENT" ("AUTH") protocol support],
AC_CHECK_HEADERS(ident.h,,AC_MSG_ERROR([required C header missing!]))
fi
+# compile in IRC+ protocol support?
+
x_ircplus_on=yes
AC_ARG_ENABLE(ircplus,
[ --disable-ircplus disable IRC+ protocol],
AC_DEFINE(IRCPLUS, 1)
fi
+# compile in IRC "sniffer"?
+
x_sniffer_on=no; x_debug_on=no
AC_ARG_ENABLE(sniffer,
[ --enable-sniffer enable IRC traffic sniffer (enables debug mode)],
fi
)
+# enable additional debugging code?
+
AC_ARG_ENABLE(debug,
[ --enable-debug show additional debug output],
if test "$enableval" = "yes"; then x_debug_on=yes; fi
test "$GCC" = "yes" && CFLAGS="-pedantic $CFLAGS"
fi
+# enable "strict RFC rules"?
+
x_strict_rfc_on=no
AC_ARG_ENABLE(strict-rfc,
[ --enable-strict-rfc strict RFC conformance -- may break clients!],
&& echo $ECHO_N "yes $ECHO_C" \
|| echo $ECHO_N "no $ECHO_C"
echo $ECHO_N " I/O backend: $ECHO_C"
- echo "\"$x_io_backend()\""
+ echo "\"$x_io_backend\""
echo