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#***************************************************************************
# _ _ ____ _
# Project ___| | | | _ \| |
# / __| | | | |_) | |
# | (__| |_| | _ <| |___
# \___|\___/|_| \_\_____|
#
Daniel Stenberg
committed
# Copyright (C) 1998 - 2006, Daniel Stenberg, <daniel@haxx.se>, et al.
#
# This software is licensed as described in the file COPYING, which
# you should have received as part of this distribution. The terms
# are also available at http://curl.haxx.se/docs/copyright.html.
#
# You may opt to use, copy, modify, merge, publish, distribute and/or sell
# copies of the Software, and permit persons to whom the Software is
# furnished to do so, under the terms of the COPYING file.
#
# This software is distributed on an "AS IS" basis, WITHOUT WARRANTY OF ANY
# KIND, either express or implied.
#
# $Id$
###########################################################################
dnl CURL_CHECK_HEADERS_ONCE
dnl -------------------------------------------------
dnl Check for headers if check not already done.
AC_DEFUN([CURL_CHECK_HEADERS_ONCE], [
for f_hdr in $1
do
u_hdr=`echo "$f_hdr" | sed 'y/\.\/-/___/'`
eval prev_check_res=\$ac_cv_header_$u_hdr
case "$prev_check_res" in
yes | no)
;;
*)
;;
esac
done
])
dnl CURL_CHECK_HEADER_WINDOWS
dnl -------------------------------------------------
AC_DEFUN([CURL_CHECK_HEADER_WINDOWS], [
AC_CACHE_CHECK([for windows.h], [ac_cv_header_windows_h], [
AC_COMPILE_IFELSE([
AC_LANG_PROGRAM([
#ifdef __CYGWIN__
HAVE_WINDOWS_H shall not be defined.
#else
#endif
])
],[
ac_cv_header_windows_h="yes"
],[
ac_cv_header_windows_h="no"
])
])
if test "x$ac_cv_header_windows_h" = "xyes"; then
[Define to 1 if you have the windows.h header file.])
AC_DEFINE_UNQUOTED(WIN32_LEAN_AND_MEAN, 1,
[Define to avoid automatic inclusion of winsock.h])
fi
])
dnl CURL_CHECK_HEADER_WINSOCK
dnl -------------------------------------------------
AC_DEFUN([CURL_CHECK_HEADER_WINSOCK], [
AC_REQUIRE([CURL_CHECK_HEADER_WINDOWS])dnl
AC_CACHE_CHECK([for winsock.h], [ac_cv_header_winsock_h], [
AC_COMPILE_IFELSE([
AC_LANG_PROGRAM([
#include <windows.h>
#include <winsock.h>
],[
#ifdef __CYGWIN__
HAVE_WINSOCK_H shall not be defined.
#else
#endif
])
],[
ac_cv_header_winsock_h="yes"
],[
ac_cv_header_winsock_h="no"
])
])
if test "x$ac_cv_header_winsock_h" = "xyes"; then
[Define to 1 if you have the winsock.h header file.])
fi
])
dnl CURL_CHECK_HEADER_WINSOCK2
dnl -------------------------------------------------
AC_DEFUN([CURL_CHECK_HEADER_WINSOCK2], [
AC_REQUIRE([CURL_CHECK_HEADER_WINDOWS])dnl
AC_CACHE_CHECK([for winsock2.h], [ac_cv_header_winsock2_h], [
AC_COMPILE_IFELSE([
AC_LANG_PROGRAM([
#define WIN32_LEAN_AND_MEAN
#include <windows.h>
#include <winsock2.h>
],[
#ifdef __CYGWIN__
HAVE_WINSOCK2_H shall not be defined.
#else
#endif
])
],[
ac_cv_header_winsock2_h="yes"
],[
ac_cv_header_winsock2_h="no"
])
])
if test "x$ac_cv_header_winsock2_h" = "xyes"; then
[Define to 1 if you have the winsock2.h header file.])
fi
])
dnl CURL_CHECK_HEADER_WS2TCPIP
dnl -------------------------------------------------
AC_DEFUN([CURL_CHECK_HEADER_WS2TCPIP], [
AC_REQUIRE([CURL_CHECK_HEADER_WINSOCK2])dnl
AC_CACHE_CHECK([for ws2tcpip.h], [ac_cv_header_ws2tcpip_h], [
AC_COMPILE_IFELSE([
AC_LANG_PROGRAM([
#define WIN32_LEAN_AND_MEAN
#include <windows.h>
#include <winsock2.h>
#include <ws2tcpip.h>
],[
#ifdef __CYGWIN__
HAVE_WS2TCPIP_H shall not be defined.
#else
#endif
])
],[
ac_cv_header_ws2tcpip_h="yes"
],[
ac_cv_header_ws2tcpip_h="no"
])
])
if test "x$ac_cv_header_ws2tcpip_h" = "xyes"; then
[Define to 1 if you have the ws2tcpip.h header file.])
fi
])
dnl CURL_CHECK_TYPE_SOCKLEN_T
dnl -------------------------------------------------
dnl Check for existing socklen_t type, and provide
dnl an equivalent type if socklen_t not available
AC_DEFUN([CURL_CHECK_TYPE_SOCKLEN_T], [
AC_REQUIRE([CURL_CHECK_HEADER_WS2TCPIP])dnl
AC_CHECK_TYPE([socklen_t], ,[
AC_CACHE_CHECK([for socklen_t equivalent],
[curl_cv_socklen_t_equiv], [
for arg2 in "struct sockaddr" void; do
for t in int size_t unsigned long "unsigned long"; do
AC_COMPILE_IFELSE([
AC_LANG_PROGRAM([
#undef inline
#ifdef HAVE_WINDOWS_H
#define WIN32_LEAN_AND_MEAN
#include <windows.h>
#ifdef HAVE_WINSOCK2_H
#include <winsock2.h>
#else
#ifdef HAVE_WINSOCK_H
#include <winsock.h>
#endif
#endif
#else
#ifdef HAVE_SYS_TYPES_H
#include <sys/types.h>
#endif
#ifdef HAVE_SYS_SOCKET_H
#include <sys/socket.h>
#endif
#endif
int getpeername (int, $arg2 *, $t *);
],[
getpeername(0,0,&len);
])
],[
break 2
])
done
done
])
AC_MSG_ERROR([Cannot find a type to use in place of socklen_t])
AC_DEFINE_UNQUOTED(socklen_t, $curl_cv_socklen_t_equiv,
[type to use in place of socklen_t if not defined])
fi
],[
#ifdef HAVE_WINDOWS_H
#ifndef WIN32_LEAN_AND_MEAN
#define WIN32_LEAN_AND_MEAN
#endif
#include <windows.h>
#ifdef HAVE_WINSOCK2_H
#include <winsock2.h>
#ifdef HAVE_WS2TCPIP_H
#include <ws2tcpip.h>
#endif
#else
#ifdef HAVE_SYS_TYPES_H
#include <sys/types.h>
#endif
#ifdef HAVE_SYS_SOCKET_H
#include <sys/socket.h>
#endif
#endif
])
])
dnl CURL_CHECK_FUNC_GETNAMEINFO
dnl -------------------------------------------------
dnl Test if the getnameinfo function is available,
dnl and check the types of five of its arguments.
dnl If the function succeeds HAVE_GETNAMEINFO will be
dnl defined, defining the types of the arguments in
dnl GETNAMEINFO_TYPE_ARG1, GETNAMEINFO_TYPE_ARG2,
dnl GETNAMEINFO_TYPE_ARG46 and GETNAMEINFO_TYPE_ARG7,
dnl and also defining the type qualifier of first
dnl argument in GETNAMEINFO_QUAL_ARG1.
AC_DEFUN([CURL_CHECK_FUNC_GETNAMEINFO], [
AC_REQUIRE([CURL_CHECK_HEADER_WS2TCPIP])dnl
AC_REQUIRE([CURL_CHECK_TYPE_SOCKLEN_T])dnl
CURL_CHECK_HEADERS_ONCE(sys/types.h sys/socket.h netdb.h)
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#
AC_MSG_CHECKING([for getnameinfo])
AC_LINK_IFELSE([
AC_LANG_FUNC_LINK_TRY([getnameinfo])
],[
AC_MSG_RESULT([yes])
curl_cv_getnameinfo="yes"
],[
AC_MSG_RESULT([no])
curl_cv_getnameinfo="no"
])
#
if test "$curl_cv_getnameinfo" != "yes"; then
AC_MSG_CHECKING([deeper for getnameinfo])
AC_TRY_LINK([
],[
getnameinfo();
],[
AC_MSG_RESULT([yes])
curl_cv_getnameinfo="yes"
],[
AC_MSG_RESULT([but still no])
curl_cv_getnameinfo="no"
])
fi
#
if test "$curl_cv_getnameinfo" != "yes"; then
AC_MSG_CHECKING([deeper and deeper for getnameinfo])
AC_TRY_LINK([
#undef inline
#ifdef HAVE_WINDOWS_H
#ifndef WIN32_LEAN_AND_MEAN
#define WIN32_LEAN_AND_MEAN
#endif
#include <windows.h>
#ifdef HAVE_WINSOCK2_H
#include <winsock2.h>
#ifdef HAVE_WS2TCPIP_H
#include <ws2tcpip.h>
#endif
#endif
#else
#ifdef HAVE_SYS_TYPES_H
#include <sys/types.h>
#endif
#ifdef HAVE_SYS_SOCKET_H
#include <sys/socket.h>
#endif
#ifdef HAVE_NETDB_H
#include <netdb.h>
#endif
#endif
],[
getnameinfo(0, 0, 0, 0, 0, 0, 0);
],[
AC_MSG_RESULT([yes])
curl_cv_getnameinfo="yes"
],[
AC_MSG_RESULT([but still no])
curl_cv_getnameinfo="no"
])
fi
#
if test "$curl_cv_getnameinfo" = "yes"; then
AC_CACHE_CHECK([types of arguments for getnameinfo],
[curl_cv_func_getnameinfo_args], [
curl_cv_func_getnameinfo_args="unknown"
for gni_arg1 in 'struct sockaddr *' 'const struct sockaddr *' 'void *'; do
for gni_arg2 in 'socklen_t' 'size_t' 'int'; do
for gni_arg46 in 'size_t' 'int' 'socklen_t' 'unsigned int' 'DWORD'; do
for gni_arg7 in 'int' 'unsigned int'; do
AC_COMPILE_IFELSE([
AC_LANG_PROGRAM([
#undef inline
#ifdef HAVE_WINDOWS_H
#define WIN32_LEAN_AND_MEAN
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#endif
#if (!defined(_WIN32_WINNT)) || (_WIN32_WINNT < 0x0501)
#include <windows.h>
#ifdef HAVE_WINSOCK2_H
#include <winsock2.h>
#ifdef HAVE_WS2TCPIP_H
#include <ws2tcpip.h>
#endif
#define GNICALLCONV WSAAPI
#else
#ifdef HAVE_SYS_TYPES_H
#include <sys/types.h>
#endif
#ifdef HAVE_SYS_SOCKET_H
#include <sys/socket.h>
#endif
#ifdef HAVE_NETDB_H
#include <netdb.h>
#endif
#define GNICALLCONV
extern int GNICALLCONV getnameinfo($gni_arg1, $gni_arg2,
char *, $gni_arg46,
char *, $gni_arg46,
$gni_arg7);
],[
$gni_arg2 salen=0;
$gni_arg46 hostlen=0;
$gni_arg46 servlen=0;
$gni_arg7 flags=0;
int res = getnameinfo(0, salen, 0, hostlen, 0, servlen, flags);
])
curl_cv_func_getnameinfo_args="$gni_arg1,$gni_arg2,$gni_arg46,$gni_arg7"
break 4
done
done
done
]) # AC_CACHE_CHECK
if test "$curl_cv_func_getnameinfo_args" = "unknown"; then
AC_MSG_WARN([Cannot find proper types to use for getnameinfo args])
AC_MSG_WARN([HAVE_GETNAMEINFO will not be defined])
else
gni_prev_IFS=$IFS; IFS=','
set dummy `echo "$curl_cv_func_getnameinfo_args" | sed 's/\*/\*/g'`
IFS=$gni_prev_IFS
shift
#
gni_qual_type_arg1=$[1]
#
AC_DEFINE_UNQUOTED(GETNAMEINFO_TYPE_ARG2, $[2],
[Define to the type of arg 2 for getnameinfo.])
AC_DEFINE_UNQUOTED(GETNAMEINFO_TYPE_ARG46, $[3],
[Define to the type of args 4 and 6 for getnameinfo.])
AC_DEFINE_UNQUOTED(GETNAMEINFO_TYPE_ARG7, $[4],
[Define to the type of arg 7 for getnameinfo.])
*f*)
;;
*)
set -f
;;
esac
#
case "$gni_qual_type_arg1" in
const*)
gni_qual_arg1=const
gni_type_arg1=`echo $gni_qual_type_arg1 | sed 's/^const //'`
gni_type_arg1=$gni_qual_type_arg1
AC_DEFINE_UNQUOTED(GETNAMEINFO_QUAL_ARG1, $gni_qual_arg1,
[Define to the type qualifier of arg 1 for getnameinfo.])
AC_DEFINE_UNQUOTED(GETNAMEINFO_TYPE_ARG1, $gni_type_arg1,
[Define to the type of arg 1 for getnameinfo.])
#
*f*)
;;
*)
set +f
;;
esac
#
AC_DEFINE_UNQUOTED(HAVE_GETNAMEINFO, 1,
[Define to 1 if you have the getnameinfo function.])
ac_cv_func_getnameinfo="yes"
fi
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dnl TYPE_SOCKADDR_STORAGE
dnl -------------------------------------------------
dnl Check for struct sockaddr_storage. Most IPv6-enabled
dnl hosts have it, but AIX 4.3 is one known exception.
AC_DEFUN([TYPE_SOCKADDR_STORAGE],
[
AC_CHECK_TYPE([struct sockaddr_storage],
AC_DEFINE(HAVE_STRUCT_SOCKADDR_STORAGE, 1,
[if struct sockaddr_storage is defined]), ,
[
#undef inline
#ifdef HAVE_WINDOWS_H
#ifndef WIN32_LEAN_AND_MEAN
#define WIN32_LEAN_AND_MEAN
#endif
#include <windows.h>
#ifdef HAVE_WINSOCK2_H
#include <winsock2.h>
#endif
#else
#ifdef HAVE_SYS_TYPES_H
#include <sys/types.h>
#endif
#ifdef HAVE_SYS_SOCKET_H
#include <sys/socket.h>
#endif
#ifdef HAVE_NETINET_IN_H
#include <netinet/in.h>
#endif
#ifdef HAVE_ARPA_INET_H
#include <arpa/inet.h>
#endif
#endif
])
])
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dnl CURL_CHECK_NI_WITHSCOPEID
dnl -------------------------------------------------
dnl Check for working NI_WITHSCOPEID in getnameinfo()
AC_DEFUN([CURL_CHECK_NI_WITHSCOPEID], [
AC_REQUIRE([CURL_CHECK_FUNC_GETNAMEINFO])dnl
AC_REQUIRE([TYPE_SOCKADDR_STORAGE])dnl
CURL_CHECK_HEADERS_ONCE(stdio.h sys/types.h sys/socket.h \
netdb.h netinet/in.h arpa/inet.h)
#
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AC_CACHE_CHECK([for working NI_WITHSCOPEID],
[ac_cv_working_ni_withscopeid], [
AC_RUN_IFELSE([
AC_LANG_PROGRAM([
#ifdef HAVE_STDIO_H
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#include <stdio.h>
#endif
#ifdef HAVE_SYS_TYPES_H
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#include <sys/types.h>
#endif
#ifdef HAVE_SYS_SOCKET_H
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#include <sys/socket.h>
#endif
#ifdef HAVE_NETDB_H
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#include <netdb.h>
#endif
#ifdef HAVE_NETINET_IN_H
#include <netinet/in.h>
#endif
#ifdef HAVE_ARPA_INET_H
#include <arpa/inet.h>
#endif
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],[
#if defined(NI_WITHSCOPEID) && defined(HAVE_GETNAMEINFO)
#ifdef HAVE_STRUCT_SOCKADDR_STORAGE
struct sockaddr_storage sa;
#else
unsigned char sa[256];
#endif
char hostbuf[NI_MAXHOST];
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int rc;
GETNAMEINFO_TYPE_ARG2 salen = (GETNAMEINFO_TYPE_ARG2)sizeof(sa);
GETNAMEINFO_TYPE_ARG46 hostlen = (GETNAMEINFO_TYPE_ARG46)sizeof(hostbuf);
GETNAMEINFO_TYPE_ARG7 flags = NI_NUMERICHOST | NI_NUMERICSERV | NI_WITHSCOPEID;
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int fd = socket(AF_INET6, SOCK_STREAM, 0);
if(fd < 0) {
perror("socket()");
return 1; /* Error creating socket */
}
rc = getsockname(fd, (GETNAMEINFO_TYPE_ARG1)&sa, &salen);
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if(rc) {
perror("getsockname()");
return 2; /* Error retrieving socket name */
}
rc = getnameinfo((GETNAMEINFO_TYPE_ARG1)&sa, salen, hostbuf, hostlen, NULL, 0, flags);
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if(rc) {
printf("rc = %s\n", gai_strerror(rc));
return 3; /* Error translating socket address */
}
return 0; /* Ok, NI_WITHSCOPEID works */
#else
return 4; /* Error, NI_WITHSCOPEID not defined or no getnameinfo() */
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#endif
]) # AC_LANG_PROGRAM
],[
# Exit code == 0. Program worked.
ac_cv_working_ni_withscopeid="yes"
],[
# Exit code != 0. Program failed.
ac_cv_working_ni_withscopeid="no"
],[
# Program is not run when cross-compiling. So we assume
# NI_WITHSCOPEID will work if we are able to compile it.
AC_COMPILE_IFELSE([
AC_LANG_PROGRAM([
#include <sys/types.h>
#include <sys/socket.h>
#include <netdb.h>
],[
unsigned int dummy= NI_NUMERICHOST | NI_NUMERICSERV | NI_WITHSCOPEID;
])
],[
ac_cv_working_ni_withscopeid="yes"
],[
ac_cv_working_ni_withscopeid="no"
]) # AC_COMPILE_IFELSE
]) # AC_RUN_IFELSE
]) # AC_CACHE_CHECK
if test "x$ac_cv_working_ni_withscopeid" = "xyes"; then
AC_DEFINE(HAVE_NI_WITHSCOPEID, 1,
[Define to 1 if NI_WITHSCOPEID exists and works.])
fi
]) # AC_DEFUN
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dnl CURL_CHECK_FUNC_RECV
dnl -------------------------------------------------
dnl Test if the socket recv() function is available,
dnl and check its return type and the types of its
dnl arguments. If the function succeeds HAVE_RECV
dnl will be defined, defining the types of the arguments
dnl in RECV_TYPE_ARG1, RECV_TYPE_ARG2, RECV_TYPE_ARG3
dnl and RECV_TYPE_ARG4, defining the type of the function
dnl return value in RECV_TYPE_RETV.
AC_DEFUN([CURL_CHECK_FUNC_RECV], [
AC_REQUIRE([CURL_CHECK_HEADER_WINSOCK])dnl
AC_REQUIRE([CURL_CHECK_HEADER_WINSOCK2])dnl
CURL_CHECK_HEADERS_ONCE(sys/types.h sys/socket.h)
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#
AC_MSG_CHECKING([for recv])
AC_TRY_LINK([
#undef inline
#ifdef HAVE_WINDOWS_H
#ifndef WIN32_LEAN_AND_MEAN
#define WIN32_LEAN_AND_MEAN
#endif
#include <windows.h>
#ifdef HAVE_WINSOCK2_H
#include <winsock2.h>
#else
#ifdef HAVE_WINSOCK_H
#include <winsock.h>
#endif
#endif
#else
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#ifdef HAVE_SYS_TYPES_H
#include <sys/types.h>
#endif
#ifdef HAVE_SYS_SOCKET_H
#include <sys/socket.h>
#endif
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#endif
],[
recv(0, 0, 0, 0);
],[
AC_MSG_RESULT([yes])
curl_cv_recv="yes"
],[
AC_MSG_RESULT([no])
curl_cv_recv="no"
])
#
if test "$curl_cv_recv" = "yes"; then
AC_CACHE_CHECK([types of arguments and return type for recv],
[curl_cv_func_recv_args], [
curl_cv_func_recv_args="unknown"
for recv_retv in 'int' 'ssize_t'; do
for recv_arg1 in 'int' 'ssize_t' 'SOCKET'; do
for recv_arg2 in 'char *' 'void *'; do
for recv_arg3 in 'size_t' 'int' 'socklen_t' 'unsigned int'; do
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for recv_arg4 in 'int' 'unsigned int'; do
AC_COMPILE_IFELSE([
AC_LANG_PROGRAM([
#undef inline
#ifdef HAVE_WINDOWS_H
#ifndef WIN32_LEAN_AND_MEAN
#define WIN32_LEAN_AND_MEAN
#endif
#include <windows.h>
#ifdef HAVE_WINSOCK2_H
#include <winsock2.h>
#else
#ifdef HAVE_WINSOCK_H
#include <winsock.h>
#endif
#endif
#define RECVCALLCONV PASCAL
#else
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#ifdef HAVE_SYS_TYPES_H
#include <sys/types.h>
#endif
#ifdef HAVE_SYS_SOCKET_H
#include <sys/socket.h>
#endif
#define RECVCALLCONV
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#endif
extern $recv_retv RECVCALLCONV recv($recv_arg1, $recv_arg2, $recv_arg3, $recv_arg4);
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],[
$recv_arg1 s=0;
$recv_arg2 buf=0;
$recv_arg3 len=0;
$recv_arg4 flags=0;
$recv_retv res = recv(s, buf, len, flags);
])
],[
curl_cv_func_recv_args="$recv_arg1,$recv_arg2,$recv_arg3,$recv_arg4,$recv_retv"
break 5
])
done
done
done
done
done
]) # AC_CACHE_CHECK
if test "$curl_cv_func_recv_args" = "unknown"; then
AC_MSG_WARN([Cannot find proper types to use for recv args])
AC_MSG_WARN([HAVE_RECV will not be defined])
else
recv_prev_IFS=$IFS; IFS=','
set dummy `echo "$curl_cv_func_recv_args" | sed 's/\*/\*/g'`
IFS=$recv_prev_IFS
shift
#
AC_DEFINE_UNQUOTED(RECV_TYPE_ARG1, $[1],
[Define to the type of arg 1 for recv.])
AC_DEFINE_UNQUOTED(RECV_TYPE_ARG2, $[2],
[Define to the type of arg 2 for recv.])
AC_DEFINE_UNQUOTED(RECV_TYPE_ARG3, $[3],
[Define to the type of arg 3 for recv.])
AC_DEFINE_UNQUOTED(RECV_TYPE_ARG4, $[4],
[Define to the type of arg 4 for recv.])
AC_DEFINE_UNQUOTED(RECV_TYPE_RETV, $[5],
[Define to the function return type for recv.])
#
AC_DEFINE_UNQUOTED(HAVE_RECV, 1,
[Define to 1 if you have the recv function.])
ac_cv_func_recv="yes"
fi
fi
]) # AC_DEFUN
dnl CURL_CHECK_FUNC_SEND
dnl -------------------------------------------------
dnl Test if the socket send() function is available,
dnl and check its return type and the types of its
dnl arguments. If the function succeeds HAVE_SEND
dnl will be defined, defining the types of the arguments
dnl in SEND_TYPE_ARG1, SEND_TYPE_ARG2, SEND_TYPE_ARG3
dnl and SEND_TYPE_ARG4, defining the type of the function
dnl return value in SEND_TYPE_RETV, and also defining the
dnl type qualifier of second argument in SEND_QUAL_ARG2.
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AC_DEFUN([CURL_CHECK_FUNC_SEND], [
AC_REQUIRE([CURL_CHECK_HEADER_WINSOCK])dnl
AC_REQUIRE([CURL_CHECK_HEADER_WINSOCK2])dnl
CURL_CHECK_HEADERS_ONCE(sys/types.h sys/socket.h)
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#
AC_MSG_CHECKING([for send])
AC_TRY_LINK([
#undef inline
#ifdef HAVE_WINDOWS_H
#ifndef WIN32_LEAN_AND_MEAN
#define WIN32_LEAN_AND_MEAN
#endif
#include <windows.h>
#ifdef HAVE_WINSOCK2_H
#include <winsock2.h>
#else
#ifdef HAVE_WINSOCK_H
#include <winsock.h>
#endif
#endif
#else
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#ifdef HAVE_SYS_TYPES_H
#include <sys/types.h>
#endif
#ifdef HAVE_SYS_SOCKET_H
#include <sys/socket.h>
#endif
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#endif
],[
send(0, 0, 0, 0);
],[
AC_MSG_RESULT([yes])
curl_cv_send="yes"
],[
AC_MSG_RESULT([no])
curl_cv_send="no"
])
#
if test "$curl_cv_send" = "yes"; then
AC_CACHE_CHECK([types of arguments and return type for send],
[curl_cv_func_send_args], [
curl_cv_func_send_args="unknown"
for send_retv in 'int' 'ssize_t'; do
for send_arg1 in 'int' 'ssize_t' 'SOCKET'; do
for send_arg2 in 'char *' 'void *' 'const char *' 'const void *'; do
for send_arg3 in 'size_t' 'int' 'socklen_t' 'unsigned int'; do
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for send_arg4 in 'int' 'unsigned int'; do
AC_COMPILE_IFELSE([
AC_LANG_PROGRAM([
#undef inline
#ifdef HAVE_WINDOWS_H
#ifndef WIN32_LEAN_AND_MEAN
#define WIN32_LEAN_AND_MEAN
#endif
#include <windows.h>
#ifdef HAVE_WINSOCK2_H
#include <winsock2.h>
#else
#ifdef HAVE_WINSOCK_H
#include <winsock.h>
#endif
#endif
#define SENDCALLCONV PASCAL
#else
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#ifdef HAVE_SYS_TYPES_H
#include <sys/types.h>
#endif
#ifdef HAVE_SYS_SOCKET_H
#include <sys/socket.h>
#endif
#define SENDCALLCONV
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#endif
extern $send_retv SENDCALLCONV send($send_arg1, $send_arg2, $send_arg3, $send_arg4);
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],[
$send_arg1 s=0;
$send_arg3 len=0;
$send_arg4 flags=0;
$send_retv res = send(s, 0, len, flags);
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])
],[
curl_cv_func_send_args="$send_arg1,$send_arg2,$send_arg3,$send_arg4,$send_retv"
break 5
])
done
done
done
done
done
]) # AC_CACHE_CHECK
if test "$curl_cv_func_send_args" = "unknown"; then
AC_MSG_WARN([Cannot find proper types to use for send args])
AC_MSG_WARN([HAVE_SEND will not be defined])
else
send_prev_IFS=$IFS; IFS=','
set dummy `echo "$curl_cv_func_send_args" | sed 's/\*/\*/g'`
IFS=$send_prev_IFS
shift
#
send_qual_type_arg2=$[2]
#
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AC_DEFINE_UNQUOTED(SEND_TYPE_ARG1, $[1],
[Define to the type of arg 1 for send.])
AC_DEFINE_UNQUOTED(SEND_TYPE_ARG3, $[3],
[Define to the type of arg 3 for send.])
AC_DEFINE_UNQUOTED(SEND_TYPE_ARG4, $[4],
[Define to the type of arg 4 for send.])
AC_DEFINE_UNQUOTED(SEND_TYPE_RETV, $[5],
[Define to the function return type for send.])
#
*f*)
;;
*)
set -f
;;
esac
#
case "$send_qual_type_arg2" in
const*)
send_qual_arg2=const
send_type_arg2=`echo $send_qual_type_arg2 | sed 's/^const //'`
;;
*)
send_qual_arg2=
send_type_arg2=$send_qual_type_arg2
;;
esac
#
AC_DEFINE_UNQUOTED(SEND_QUAL_ARG2, $send_qual_arg2,
[Define to the type qualifier of arg 2 for send.])
AC_DEFINE_UNQUOTED(SEND_TYPE_ARG2, $send_type_arg2,
[Define to the type of arg 2 for send.])
#
*f*)
;;
*)
set +f
;;
esac
#
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AC_DEFINE_UNQUOTED(HAVE_SEND, 1,
[Define to 1 if you have the send function.])
ac_cv_func_send="yes"
fi
fi
]) # AC_DEFUN
dnl CURL_CHECK_NONBLOCKING_SOCKET
dnl -------------------------------------------------
dnl Check for how to set a socket to non-blocking state. There seems to exist
dnl four known different ways, with the one used almost everywhere being POSIX
dnl and XPG3, while the other different ways for different systems (old BSD,
dnl Windows and Amiga).
dnl
dnl There are two known platforms (AIX 3.x and SunOS 4.1.x) where the
dnl O_NONBLOCK define is found but does not work. This condition is attempted
dnl to get caught in this script by using an excessive number of #ifdefs...
dnl
AC_DEFUN([CURL_CHECK_NONBLOCKING_SOCKET],
[
AC_MSG_CHECKING([non-blocking sockets style])
AC_TRY_COMPILE([
/* headers for O_NONBLOCK test */
#include <sys/types.h>
#include <unistd.h>
#include <fcntl.h>
],[
/* try to compile O_NONBLOCK */
#if defined(sun) || defined(__sun__) || defined(__SUNPRO_C) || defined(__SUNPRO_CC)
# if defined(__SVR4) || defined(__srv4__)
# define PLATFORM_SOLARIS
# else
# define PLATFORM_SUNOS4
# endif
#endif
#if (defined(_AIX) || defined(__xlC__)) && !defined(_AIX4)
# define PLATFORM_AIX_V3
#endif
#if defined(PLATFORM_SUNOS4) || defined(PLATFORM_AIX_V3) || defined(__BEOS__)
#error "O_NONBLOCK does not work on this platform"
#endif
int socket;
int flags = fcntl(socket, F_SETFL, flags | O_NONBLOCK);
],[
dnl the O_NONBLOCK test was fine
nonblock="O_NONBLOCK"
AC_DEFINE(HAVE_O_NONBLOCK, 1, [use O_NONBLOCK for non-blocking sockets])
],[
dnl the code was bad, try a different program now, test 2
AC_TRY_COMPILE([
/* headers for FIONBIO test */
#include <unistd.h>
#include <stropts.h>
],[
/* FIONBIO source test (old-style unix) */
int socket;
int flags = ioctl(socket, FIONBIO, &flags);
],[
dnl FIONBIO test was good
nonblock="FIONBIO"
AC_DEFINE(HAVE_FIONBIO, 1, [use FIONBIO for non-blocking sockets])
],[
dnl FIONBIO test was also bad
dnl the code was bad, try a different program now, test 3
AC_TRY_COMPILE([
/* headers for ioctlsocket test (Windows) */
#undef inline
#ifdef HAVE_WINDOWS_H
#ifndef WIN32_LEAN_AND_MEAN
#define WIN32_LEAN_AND_MEAN
#endif
#ifdef HAVE_WINSOCK2_H
#include <winsock2.h>
#else
#ifdef HAVE_WINSOCK_H
#include <winsock.h>
#endif
#endif
#endif
SOCKET sd;
unsigned long flags = 0;
sd = socket(0, 0, 0);
ioctlsocket(sd, FIONBIO, &flags);
],[
dnl ioctlsocket test was good
nonblock="ioctlsocket"
AC_DEFINE(HAVE_IOCTLSOCKET, 1, [use ioctlsocket() for non-blocking sockets])
dnl ioctlsocket didnt compile!, go to test 4
/* headers for IoctlSocket test (Amiga?) */
#include <sys/ioctl.h>
],[
/* IoctlSocket source code */
int flags = IoctlSocket(socket, FIONBIO, (long)1);
],[
dnl ioctlsocket test was good
nonblock="IoctlSocket"
AC_DEFINE(HAVE_IOCTLSOCKET_CASE, 1, [use Ioctlsocket() for non-blocking sockets])
dnl Ioctlsocket didnt compile, do test 5!
AC_TRY_COMPILE([
/* headers for SO_NONBLOCK test (BeOS) */
#include <socket.h>
],[
/* SO_NONBLOCK source code */
long b = 1;
int socket;
int flags = setsockopt(socket, SOL_SOCKET, SO_NONBLOCK, &b, sizeof(b));
],[
dnl the SO_NONBLOCK test was good
nonblock="SO_NONBLOCK"
AC_DEFINE(HAVE_SO_NONBLOCK, 1, [use SO_NONBLOCK for non-blocking sockets])