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|
dnl Process this file with autoconf to produce a configure script.
AC_INIT(ares_init.c)
AC_PROG_CC
AC_PROG_INSTALL
AC_PROG_RANLIB
AC_CANONICAL_HOST
case $host_os in
solaris*)
AC_DEFINE(ETC_INET)
;;
esac
AC_SEARCH_LIBS(gethostbyname, nsl)
AC_SEARCH_LIBS(socket, socket)
dnl Check for socklen_t: historically on BSD it is an int, and in
dnl POSIX 1g it is a type of its own, but some platforms use different
dnl types for the argument to getsockopt, getpeername, etc. So we
dnl have to test to find something that will work.
AC_DEFUN([TYPE_SOCKLEN_T],
[
AC_CHECK_TYPE([socklen_t], ,[
AC_MSG_CHECKING([for socklen_t equivalent])
AC_CACHE_VAL([curl_cv_socklen_t_equiv],
[
# Systems have either "struct sockaddr *" or
# "void *" as the second argument 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([
#ifdef HAVE_SYS_TYPES_H
#include <sys/types.h>
#endif
#ifdef HAVE_SYS_SOCKET_H
#include <sys/socket.h>
#endif
int getpeername (int, $arg2 *, $t *);
],[
$t len;
getpeername(0,0,&len);
],[
curl_cv_socklen_t_equiv="$t"
break
])
done
done
if test "x$curl_cv_socklen_t_equiv" = x; then
AC_MSG_ERROR([Cannot find a type to use in place of socklen_t])
fi
])
AC_MSG_RESULT($curl_cv_socklen_t_equiv)
AC_DEFINE_UNQUOTED(socklen_t, $curl_cv_socklen_t_equiv,
[type to use in place of socklen_t if not defined])],
[#include <sys/types.h>
#include <sys/socket.h>])
])
dnl ************************************************************
dnl Option to switch on debug options. This makes an assumption that
dnl this is built as an 'ares' subdir in the curl source tree. Subject for
dnl improval in the future!
dnl
AC_MSG_CHECKING([whether to enable debug options])
AC_ARG_ENABLE(debug,
AC_HELP_STRING([--enable-debug],[Enable pedantic debug options])
AC_HELP_STRING([--disable-debug],[Disable debug options]),
[ case "$enableval" in
no)
AC_MSG_RESULT(no)
;;
*) AC_MSG_RESULT(yes)
dnl we need the socklen_t type when we built with the curl memdebug stuff
TYPE_SOCKLEN_T
CPPFLAGS="$CPPFLAGS -DCURLDEBUG -I../include"
CFLAGS="$CFLAGS -g"
if test "$GCC" = "yes"; then
dnl these work for gcc 2.95
CFLAGS="$CFLAGS -W -Wall -Wwrite-strings -pedantic -Wno-long-long -Wundef -Wpointer-arith -Wnested-externs -Wcast-align -Winline -Wstrict-prototypes -Wmissing-declarations -Wmissing-prototypes -Wshadow -Wsign-compare"
dnl 2.96 or higher: -Wfloat-equal -Wunreachable-code
fi
dnl strip off optimizer flags
NEWFLAGS=""
for flag in $CFLAGS; do
case "$flag" in
-O*)
dnl echo "cut off $flag"
;;
*)
NEWFLAGS="$NEWFLAGS $flag"
;;
esac
done
CFLAGS=$NEWFLAGS
;;
esac ],
AC_MSG_RESULT(no)
)
AC_OUTPUT(Makefile)
|
