@ -1,4 +1,4 @@
# $Header: /cvsroot/pgsql/config/ac_func_accept_argtypes.m4,v 1.4 2002/03/29 17:32:53 petere Exp $
# $Header: /cvsroot/pgsql/config/ac_func_accept_argtypes.m4,v 1.5 2003/09/07 03:43:53 momjian Exp $
# This comes from the official Autoconf macro archive at
# <http://research.cys.de/autoconf-archive/>
# (I removed the $ before the Id CVS keyword below.)
@ -7,9 +7,10 @@
dnl @synopsis AC_FUNC_ACCEPT_ARGTYPES
dnl
dnl Checks the data types of the three arguments to accept(). Results are
dnl placed into the symbols ACCEPT_TYPE_ARG[123], consistent with the
dnl following example:
dnl placed into the symbols ACCEPT_TYPE_RETURN and ACCEPT_TYPE_ ARG[123],
dnl consistent with the following example:
dnl
dnl #define ACCEPT_TYPE_RETURN int
dnl #define ACCEPT_TYPE_ARG1 int
dnl #define ACCEPT_TYPE_ARG2 struct sockaddr *
dnl #define ACCEPT_TYPE_ARG3 socklen_t
@ -36,13 +37,17 @@ dnl
# Solaris 7 and 8 have arg3 as 'void *' (disguised as 'Psocklen_t'
# which is *not* 'socklen_t *'). If we detect that, then we assume
# 'int' as the result, because that ought to work best.
#
# On Win32, accept() returns 'unsigned int PASCAL'
AC_DEFUN([AC_FUNC_ACCEPT_ARGTYPES],
[AC_MSG_CHECKING([types of arguments for accept()])
AC_CACHE_VAL(ac_cv_func_accept_arg1,dnl
AC_CACHE_VAL(ac_cv_func_accept_return,dnl
[AC_CACHE_VAL(ac_cv_func_accept_arg1,dnl
[AC_CACHE_VAL(ac_cv_func_accept_arg2,dnl
[AC_CACHE_VAL(ac_cv_func_accept_arg3,dnl
[for ac_cv_func_accept_arg1 in 'int' 'unsigned int'; do
[for ac_cv_func_accept_return in 'int' 'unsigned int PASCAL'; do
for ac_cv_func_accept_arg1 in 'int' 'unsigned int'; do
for ac_cv_func_accept_arg2 in 'struct sockaddr *' 'const struct sockaddr *' 'void *'; do
for ac_cv_func_accept_arg3 in 'int' 'size_t' 'socklen_t' 'unsigned int' 'void'; do
AC_TRY_COMPILE(
@ -52,8 +57,9 @@ AC_DEFUN([AC_FUNC_ACCEPT_ARGTYPES],
#ifdef HAVE_SYS_SOCKET_H
#include <sys/socket.h>
#endif
extern int accept ($ac_cv_func_accept_arg1, $ac_cv_func_accept_arg2, $ac_cv_func_accept_arg3 *);],
[], [ac_not_found=no; break 3], [ac_not_found=yes])
extern $ac_cv_func_accept_return accept ($ac_cv_func_accept_arg1, $ac_cv_func_accept_arg2, $ac_cv_func_accept_arg3 *);],
[], [ac_not_found=no; break 4], [ac_not_found=yes])
done
done
done
done
@ -66,7 +72,10 @@ extern int accept ($ac_cv_func_accept_arg1, $ac_cv_func_accept_arg2, $ac_cv_func
])dnl AC_CACHE_VAL
])dnl AC_CACHE_VAL
])dnl AC_CACHE_VAL
AC_MSG_RESULT([$ac_cv_func_accept_arg1, $ac_cv_func_accept_arg2, $ac_cv_func_accept_arg3 *])
])dnl AC_CACHE_VAL
AC_MSG_RESULT([$ac_cv_func_accept_return, $ac_cv_func_accept_arg1, $ac_cv_func_accept_arg2, $ac_cv_func_accept_arg3 *])
AC_DEFINE_UNQUOTED(ACCEPT_TYPE_RETURN, $ac_cv_func_accept_return,
[Define to the return type of 'accept'])
AC_DEFINE_UNQUOTED(ACCEPT_TYPE_ARG1, $ac_cv_func_accept_arg1,
[Define to the type of arg 1 of 'accept'])
AC_DEFINE_UNQUOTED(ACCEPT_TYPE_ARG2, $ac_cv_func_accept_arg2,