dnl Define the input and output configuration header file.
AC_CONFIG_HEADER([config.h])
-dnl Demand at least version 2.50 of autoconf
-AC_PREREQ(2.50)
+dnl Demand at least version 2.59 of autoconf (for AS_HELP_STRING)
+AC_PREREQ(2.59)
dnl Find out what type of system we are
AC_CANONICAL_HOST
dnl ANSIfy the C compiler whenever possible.
AM_PROG_CC_STDC
-dnl Use -O3 instead of -O2.
-if test x"$CFLAGS" != x; then
- CFLAGS=`echo "$CFLAGS" | sed -e 's/-O2/-O3/'`
-fi
-dnl Remove -pipe during configure
-if test x"$CFLAGS" != x; then
- CFLAGS=`echo "$CFLAGS" | sed -e 's/-pipe//g'`
-fi
-dnl Notice the -g flag and deal accordingly
-if test x"$CFLAGS" != x; then
- unet_old_cflags=$CFLAGS
- CFLAGS=`echo "$CFLAGS" | sed -e 's/-g//g'`
-fi
-if test x"$CFLAGS" != x"$unet_old_cflags"; then
- # If -g was already there, force symbols to be enabled
- unet_cv_enable_symbols=yes
-fi
-dnl Notice the -pg flag and deal accordingly
-if test x"$CFLAGS" != x; then
- unet_old_cflags=$CFLAGS
- CFLAGS=`echo "$CFLAGS" | sed -e 's/-pg//g'`
-fi
-if test x"$CFLAGS" != x"$unet_old_cflags"; then
- # If -pg was already there, force profiling to be enabled
- unet_cv_enable_profile=yes
-fi
-dnl Notice the -Wall flag and deal accordingly
-if test x"$CFLAGS" != x; then
- unet_old_cflags=$CFLAGS
- CFLAGS=`echo "$CFLAGS" | sed -e 's/-Wall//g'`
-fi
-if test x"$CFLAGS" != x"$unet_old_cflags"; then
- # If -Wall was already there, force warnings to be enabled
- unet_cv_enable_warnings=yes
-fi
-dnl Notice the -pedantic flag and deal accordingly
-if test x"$CFLAGS" != x; then
- unet_old_cflags=$CFLAGS
- CFLAGS=`echo "$CFLAGS" | sed -e 's/-pedantic//g'`
-fi
-if test x"$CFLAGS" != x"$unet_old_cflags"; then
- # If -pedantic was already there, force pedatic to be enabled
- unet_cv_enable_pedantic=yes
-fi
dnl Checks for libraries.
dnl Checks for header files.
AC_HEADER_STDC
-AC_CHECK_HEADERS(crypt.h poll.h inttypes.h stdint.h sys/devpoll.h sys/epoll.h sys/event.h sys/param.h sys/socket.h)
+AC_CHECK_HEADERS(crypt.h poll.h inttypes.h stdint.h sys/devpoll.h sys/epoll.h sys/event.h sys/param.h sys/resource.h sys/socket.h)
dnl Checks for typedefs, structures, and compiler characteristics
dnl AC_C_CONST
AC_STRUCT_TM
AC_TYPE_UID_T
unet_CHECK_TYPE_SIZES
-AC_CHECK_TYPE(socklen_t, unsigned int)
AC_CHECK_TYPE(struct sockaddr_in6, [unet_have_sockaddr_in6="yes"], [unet_have_sockaddr_in6="no"], [#include <sys/types.h>
#include <netinet/in.h>])
+dnl Check for socklen_t. In traditional BSD this is an int, but some
+dnl OSes use a different type. Test until we find something that will
+dnl work properly. Test borrowed from a patch submitted for Python.
+AC_CHECK_TYPE([socklen_t], ,[
+ AC_MSG_CHECKING([for socklen_t equivalent])
+ AC_CACHE_VAL([curl_cv_socklen_t_equiv],
+ [
+dnl Systems have either "struct sockaddr*" or "void*" as second
+dnl arg to getpeername.
+ curl_cv_socklen_t_equiv=
+ for arg2 in "struct sockaddr" void ; do
+ for t in int size_t unsigned long "unsigned long" ; do
+ AC_TRY_COMPILE([#include <sys/types.h>
+#include <sys/socket.h>
+int getpeername (int $arg2 *, $t *);],[$t len;
+ getpeername(0, 0, &len);], [curl_cv_socklen_t_equiv="$t"
+ break])
+ done
+ done
+ ])
+ AC_MSG_RESULT($curl_cv_socklen_t_equiv)
+ AC_DEFINE_UNQUOTED(socklen_t, $curl_cv_socklen_t_equiv,
+ [type to use in place of socklen_t if not defined])],
+ [#include <sys/types.h>
+#include<sys/socket.h>])
+
dnl Checks for library functions.
AC_CHECK_FUNCS([kqueue setrlimit getrusage times])
dnl (F)LEX - needed for the new conf file parser
AC_PROG_LEX
dnl The autoconf docs say $LEX defaults to 'lex'. They lie.
-if [ "$LEX" eq ":" ] ; then
+if test "$LEX" = ":" ; then
AC_MSG_ERROR([Cannot find flex.])
elif echo "" | $LEX -V -v --version > /dev/null 2>&1 ; then
- AC_MSG_ERROR([Cannot find flex.])
-fi
-
-if test -z "$LEXLIB" ; then
- AC_MSG_FAILURE([Cannot find a library with yywrap() in, but flex was found.
- It's possible the compiler you're using ($CC) is incompatible with the
- installed library.])
+ :
+else
+ AC_MSG_ERROR([Cannot use $LEX as flex.])
fi
-LIBS="$LEXLIB $LIBS"
-
dnl YACC - ditto
AC_PROG_YACC
dnl The autoconf docs say $YACC defaults to 'yacc'. This seems to be true,
dnl but judging from AC_PROG_LEX, it may not stay true.
-if [ "$YACC" eq ":" ] ; then
+if test "$YACC" = ":" ; then
AC_MSG_ERROR([Cannot find yacc.])
elif echo "" | $YACC -V -v --version > /dev/null 2>&1 ; then
- AC_MSG_ERROR([Cannot find yacc.])
+ :
+else
+dnl byacc does not seem to have any way to test for workingness, so only warn.
+ AC_MSG_WARN([$YACC may not work as yacc.])
fi
-
unet_NONBLOCKING
unet_SIGNALS
-dnl Add -pipe when possible
-unet_PIPE_CFLAGS
-
dnl Check OS for os_dep files.
AC_MSG_CHECKING(for OS-dependent information)
case "$host" in
else
unet_poll_syscall=no
fi
+ AC_DEFINE([IRCU_SOLARIS], 1, [Define if building on Solaris])
;;
*-sunos*)
AC_MSG_RESULT([$unet_cv_enable_poll])
if test x"$unet_cv_enable_poll" = xyes; then
- AC_DEFINE([USE_POLL], , [Specify whether or not to use poll()])
+ AC_DEFINE([USE_POLL], 1, [Specify whether or not to use poll()])
ENGINE_C=engine_poll.c
else
ENGINE_C=engine_select.c
AC_MSG_RESULT([$unet_cv_enable_debug])
if test x"$unet_cv_enable_debug" = xyes; then
- AC_DEFINE([DEBUGMODE], , [Enable debugging code])
+ AC_DEFINE([DEBUGMODE], 1, [Enable debugging code])
fi
dnl Now look for --enable-leak-detect
[ac_cv_use_ipv6=$unet_have_sockaddr_in6])
AC_CACHE_CHECK([whether to use IPv6], [ac_cv_use_ipv6], [ac_cv_use_ipv6=no])
if test x"$ac_cv_use_ipv6" != "xno" ; then
- AC_DEFINE([IPV6], , [Enable IPv6 support])
+ AC_DEFINE([IPV6], 1, [Enable IPv6 support])
fi
dnl And now for --disable-asserts
AC_MSG_RESULT([$unet_cv_enable_asserts])
if test x"$unet_cv_enable_asserts" = xno; then
- AC_DEFINE([NDEBUG], , [Disable assertions])
-fi
-
-dnl Check for --enable-symbols
-AC_MSG_CHECKING([whether to enable debugging symbols])
-AC_ARG_ENABLE([symbols],
-[ --disable-symbols Disable debugging symbols (remove -g from CFLAGS)],
-[unet_cv_enable_symbols=$enable_symbols],
-[AC_CACHE_VAL(unet_cv_enable_symbols,
-[unet_cv_enable_symbols=yes])])
-AC_MSG_RESULT([$unet_cv_enable_symbols])
-
-if test x"$unet_cv_enable_symbols" = xyes; then
- CFLAGS="-g $CFLAGS"
+ AC_DEFINE([NDEBUG], 1, [Disable assertions])
fi
dnl Now check for --enable-profile
AC_MSG_CHECKING([whether to enable profiling support (gprof)])
AC_ARG_ENABLE([profile],
-[ --enable-profile Enable profiling support (add -pg to CFLAGS)],
+[ --enable-profile Enable profiling support (add -pg to CFLAGS and LDFLAGS)],
[unet_cv_enable_profile=$enable_profile],
[AC_CACHE_VAL(unet_cv_enable_profile,
[unet_cv_enable_profile=no])])
if test x"$unet_cv_enable_profile" = xyes; then
CFLAGS="-pg $CFLAGS"
+ LDFLAGS="-pg $LDFLAGS"
fi
dnl Now check for --enable-pedantic
AC_MSG_RESULT([$unet_cv_enable_inlines])
if test x"$unet_cv_enable_inlines" = xyes; then
- AC_DEFINE([FORCEINLINE], , [Force inlining for a few critical functions])
+ AC_DEFINE([FORCEINLINE], 1, [Force inlining for a few critical functions])
fi
dnl --disable-devpoll check...
AC_MSG_RESULT([$unet_cv_enable_devpoll])
if test x"$unet_cv_enable_devpoll" != xno; then
- AC_DEFINE([USE_DEVPOLL], , [Define to enable the /dev/poll engine])
+ AC_DEFINE([USE_DEVPOLL], 1, [Define to enable the /dev/poll engine])
ENGINE_C="engine_devpoll.c $ENGINE_C"
fi
AC_MSG_RESULT([$unet_cv_enable_kqueue])
if test x"$unet_cv_enable_kqueue" != xno; then
- AC_DEFINE([USE_KQUEUE], , [Define to enable the kqueue engine])
+ AC_DEFINE([USE_KQUEUE], 1, [Define to enable the kqueue engine])
ENGINE_C="engine_kqueue.c $ENGINE_C"
fi
AC_LINK_IFELSE([AC_LANG_PROGRAM([#include <sys/epoll.h>], [epoll_create(10);])],
[AC_MSG_RESULT([yes])],
[AC_MSG_RESULT([no])
- AC_DEFINE([EPOLL_NEED_BODY],,[Define to implement epoll system calls])])
- AC_DEFINE([USE_EPOLL], , [Define to enable the epoll engine])
+ AC_DEFINE([EPOLL_NEED_BODY], 1, [Define to implement epoll system calls])])
+ AC_DEFINE([USE_EPOLL], 1, [Define to enable the epoll engine])
ENGINE_C="engine_epoll.c $ENGINE_C"
fi
[unet_cv_with_maxcon=$unet_maxcon])])
if test x"$unet_cv_with_maxcon" = xyes -o x"$unet_cv_with_maxcon" = xno; then
+ if test "$unet_maxcon" -lt 32; then
+ AC_MSG_ERROR([Maximum connections (number of open files minus 4) must be at least 32.])
+ fi
unet_cv_with_maxcon=$unet_maxcon
+elif test "$unet_cv_with_maxcon" -lt 32; then
+ AC_MSG_ERROR([Maximum connections (--with-maxcon) must be at least 32.])
fi
AC_MSG_RESULT([$unet_cv_with_maxcon])
[Maximum number of network connections])
dnl Finally really generate all output files:
-AC_OUTPUT(Makefile ircd/Makefile ircd/test/Makefile doc/Makefile, [echo timestamp > stamp-h])
+AC_OUTPUT(Makefile ircd/Makefile ircd/test/Makefile, [echo timestamp > stamp-h])
dnl Report configuration
AC_OUTPUT_COMMANDS([echo "