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Experimental check for socklen_t CURL_CHECK_TYPE_SOCKLEN_T

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This commit is contained in:
Yang Tse
2005-12-16 04:18:44 +00:00
parent 51581c034d
commit a6a5bba0a9
2 changed files with 96 additions and 18 deletions
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81
acinclude.m4
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@@ -8,6 +8,7 @@ AC_DEFUN([CURL_CHECK_HEADER_WINDOWS], [
AC_CACHE_CHECK([for windows.h], [ac_cv_header_windows_h], [
AC_COMPILE_IFELSE([
AC_LANG_PROGRAM([
#undef inline
#define WIN32_LEAN_AND_MEAN
#include <windows.h>
],[
@@ -35,6 +36,7 @@ AC_DEFUN([CURL_CHECK_HEADER_WINSOCK], [
AC_CACHE_CHECK([for winsock.h], [ac_cv_header_winsock_h], [
AC_COMPILE_IFELSE([
AC_LANG_PROGRAM([
#undef inline
#define WIN32_LEAN_AND_MEAN
#include <windows.h>
#include <winsock.h>
@@ -63,6 +65,7 @@ AC_DEFUN([CURL_CHECK_HEADER_WINSOCK2], [
AC_CACHE_CHECK([for winsock2.h], [ac_cv_header_winsock2_h], [
AC_COMPILE_IFELSE([
AC_LANG_PROGRAM([
#undef inline
#define WIN32_LEAN_AND_MEAN
#include <windows.h>
#include <winsock2.h>
@@ -91,6 +94,7 @@ AC_DEFUN([CURL_CHECK_HEADER_WS2TCPIP], [
AC_CACHE_CHECK([for ws2tcpip.h], [ac_cv_header_ws2tcpip_h], [
AC_COMPILE_IFELSE([
AC_LANG_PROGRAM([
#undef inline
#define WIN32_LEAN_AND_MEAN
#include <windows.h>
#include <winsock2.h>
@@ -111,6 +115,83 @@ AC_DEFUN([CURL_CHECK_HEADER_WS2TCPIP], [
])
dnl CURL_CHECK_TYPE_SOCKLEN_T
dnl -------------------------------------------------
dnl Checks for existing socklen_t type, and provides
dnl an equivalent type if socklen_t is not available
dnl This function is experimental and shall not be
dnl used while this notice is in place --------------
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 bis],
[curl_cv_socklen_t_equiv_bis], [
curl_cv_socklen_t_equiv_bis=
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 *);
int getsockname (int, $arg2 *, $t *);
int bind (int, $arg2 *, $t *);
int accept (int, $arg2 *, $t *);
],[
$t len;
getpeername(0,0,&len);
getsockname(0,0,&len);
bind(0,0,&len);
accept(0,0,&len);
])
],[
curl_cv_socklen_t_equiv_bis="$t"
break 2
])
done
done
])
if test "x$curl_cv_socklen_t_equiv_bis" = "x"; then
AC_MSG_ERROR([Cannot find a type to use in place of socklen_t bis])
else
AC_DEFINE_UNQUOTED(socklen_t_bis, $curl_cv_socklen_t_equiv_bis,
[type to use in place of socklen_t if not defined])
fi
],[
#ifdef HAVE_WINDOWS_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 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,