# socklen.m4 serial 7
-dnl Copyright (C) 2005, 2006, 2007, 2009 Free Software Foundation, Inc.
+dnl Copyright (C) 2005, 2006, 2007, 2009, 2010 Free Software Foundation, Inc.
dnl This file is free software; the Free Software Foundation
dnl gives unlimited permission to copy and/or distribute it,
dnl with or without modifications, as long as this notice is preserved.
AC_CHECK_TYPE([socklen_t], ,
[AC_MSG_CHECKING([for socklen_t equivalent])
AC_CACHE_VAL([gl_cv_socklen_t_equiv],
- [# Systems have either "struct sockaddr *" or
- # "void *" as the second argument to getpeername
- gl_cv_socklen_t_equiv=
- for arg2 in "struct sockaddr" void; do
- for t in int size_t "unsigned int" "long int" "unsigned long int"; do
- AC_COMPILE_IFELSE([AC_LANG_PROGRAM(
+ [# Systems have either "struct sockaddr *" or
+ # "void *" as the second argument to getpeername
+ gl_cv_socklen_t_equiv=
+ for arg2 in "struct sockaddr" void; do
+ for t in int size_t "unsigned int" "long int" "unsigned long int"; do
+ AC_COMPILE_IFELSE([AC_LANG_PROGRAM(
[[#include <sys/types.h>
#include <sys/socket.h>
int getpeername (int, $arg2 *, $t *);]],
[[$t len;
getpeername (0, 0, &len);]])],
- [gl_cv_socklen_t_equiv="$t"])
- test "$gl_cv_socklen_t_equiv" != "" && break
- done
- test "$gl_cv_socklen_t_equiv" != "" && break
- done
+ [gl_cv_socklen_t_equiv="$t"])
+ test "$gl_cv_socklen_t_equiv" != "" && break
+ done
+ test "$gl_cv_socklen_t_equiv" != "" && break
+ done
])
if test "$gl_cv_socklen_t_equiv" = ""; then
- AC_MSG_ERROR([Cannot find a type to use in place of socklen_t])
+ AC_MSG_ERROR([Cannot find a type to use in place of socklen_t])
fi
AC_MSG_RESULT([$gl_cv_socklen_t_equiv])
AC_DEFINE_UNQUOTED([socklen_t], [$gl_cv_socklen_t_equiv],
- [type to use in place of socklen_t if not defined])],
+ [type to use in place of socklen_t if not defined])],
[#include <sys/types.h>
#if HAVE_SYS_SOCKET_H
# include <sys/socket.h>