| Current Path : /usr/src/contrib/cvs/ |
FreeBSD hs32.drive.ne.jp 9.1-RELEASE FreeBSD 9.1-RELEASE #1: Wed Jan 14 12:18:08 JST 2015 root@hs32.drive.ne.jp:/sys/amd64/compile/hs32 amd64 |
| Current File : //usr/src/contrib/cvs/acinclude.m4 |
/* This program is free software; you can redistribute it and/or modify
it under the terms of the GNU General Public License as published by
the Free Software Foundation; either version 2, or (at your option)
any later version.
This program is distributed in the hope that it will be useful,
but WITHOUT ANY WARRANTY; without even the implied warranty of
MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
GNU General Public License for more details. */
AC_DEFUN([ACX_WITH_GSSAPI],[
#
# Use --with-gssapi[=DIR] to enable GSSAPI support.
#
# defaults to enabled with DIR in default list below
#
# Search for /SUNHEA/ and read the comments about this default below.
#
AC_ARG_WITH(
[gssapi],
AC_HELP_STRING(
[--with-gssapi],
[GSSAPI directory (default autoselects)]), ,
[with_gssapi=yes])dnl
dnl
dnl FIXME - cache withval and obliterate later cache values when options change
dnl
#
# Try to locate a GSSAPI installation if no location was specified, assuming
# GSSAPI was enabled (the default).
#
if test -n "$acx_gssapi_cv_gssapi"; then
# Granted, this is a slightly ugly way to print this info, but the
# AC_CHECK_HEADER used in the search for a GSSAPI installation makes using
# AC_CACHE_CHECK worse
AC_MSG_CHECKING([for GSSAPI])
else :; fi
AC_CACHE_VAL([acx_gssapi_cv_gssapi], [
if test x$with_gssapi = xyes; then
# --with but no location specified
# assume a gssapi.h or gssapi/gssapi.h locates our install.
#
# This isn't always strictly true. For instance Solaris 7's SUNHEA (header)
# package installs gssapi.h whether or not the necessary libraries are
# installed. I'm still not sure whether to consider this a bug. The long
# way around is to not consider GSSPAI installed unless gss_import_name is
# found, but that brings up a lot of other hassles, like continuing to let
# gcc & ld generate the error messages when the user uses --with-gssapi=dir
# as a debugging aid. The short way around is to disable GSSAPI by default,
# but I think Sun users have been faced with this for awhile and I haven't
# heard many complaints.
acx_gssapi_save_CPPFLAGS=$CPPFLAGS
for acx_gssapi_cv_gssapi in yes /usr/kerberos /usr/cygnus/kerbnet no; do
if test x$acx_gssapi_cv_gssapi = xno; then
break
fi
if test x$acx_gssapi_cv_gssapi = xyes; then
AC_MSG_CHECKING([for GSSAPI])
AC_MSG_RESULT([])
else
CPPFLAGS="$acx_gssapi_save_CPPFLAGS -I$acx_gssapi_cv_gssapi/include"
AC_MSG_CHECKING([for GSSAPI in $acx_gssapi_cv_gssapi])
AC_MSG_RESULT([])
fi
unset ac_cv_header_gssapi_h
unset ac_cv_header_gssapi_gssapi_h
unset ac_cv_header_krb5_h
AC_CHECK_HEADERS([gssapi.h gssapi/gssapi.h krb5.h])
if (test "$ac_cv_header_gssapi_h" = yes ||
test "$ac_cv_header_gssapi_gssapi_h" = yes) &&
test "$ac_cv_header_krb5_h" = yes; then
break
fi
done
CPPFLAGS=$acx_gssapi_save_CPPFLAGS
else
acx_gssapi_cv_gssapi=$with_gssapi
fi
AC_MSG_CHECKING([for GSSAPI])
])dnl
AC_MSG_RESULT([$acx_gssapi_cv_gssapi])
#
# Set up GSSAPI includes for later use. We don't bother to check for
# $acx_gssapi_cv_gssapi=no here since that will be caught later.
#
if test x$acx_gssapi_cv_gssapi = xyes; then
# no special includes necessary
GSSAPI_INCLUDES=""
else
# GSSAPI at $acx_gssapi_cv_gssapi (could be 'no')
GSSAPI_INCLUDES=" -I$acx_gssapi_cv_gssapi/include"
fi
#
# Get the rest of the information CVS needs to compile with GSSAPI support
#
if test x$acx_gssapi_cv_gssapi != xno; then
# define HAVE_GSSAPI and set up the includes
AC_DEFINE([HAVE_GSSAPI], ,
[Define if you have GSSAPI with Kerberos version 5 available.])
includeopt=$includeopt$GSSAPI_INCLUDES
# locate any other headers
acx_gssapi_save_CPPFLAGS=$CPPFLAGS
CPPFLAGS=$CPPFLAGS$GSSAPI_INCLUDES
dnl We don't use HAVE_KRB5_H anywhere, but including it here might make it
dnl easier to spot errors by reading configure output
AC_CHECK_HEADERS([gssapi.h gssapi/gssapi.h gssapi/gssapi_generic.h krb5.h])
# And look through them for GSS_C_NT_HOSTBASED_SERVICE or its alternatives
AC_CACHE_CHECK(
[for GSS_C_NT_HOSTBASED_SERVICE],
[acx_gssapi_cv_gss_c_nt_hostbased_service],
[
acx_gssapi_cv_gss_c_nt_hostbased_service=no
if test "$ac_cv_header_gssapi_h" = "yes"; then
AC_EGREP_HEADER(
[GSS_C_NT_HOSTBASED_SERVICE], [gssapi.h],
[acx_gssapi_cv_gss_c_nt_hostbased_service=yes],
[
AC_EGREP_HEADER(
[gss_nt_service_name], [gssapi.h],
[acx_gssapi_cv_gss_c_nt_hostbased_service=gss_nt_service_name])
])
fi
if test $acx_gssapi_cv_gss_c_nt_hostbased_service = no &&
test "$ac_cv_header_gssapi_gssapi_h" = "yes"; then
AC_EGREP_HEADER(
[GSS_C_NT_HOSTBASED_SERVICE], [gssapi/gssapi.h],
[acx_gssapi_cv_gss_c_nt_hostbased_service=yes],
[
AC_EGREP_HEADER([gss_nt_service_name], [gssapi/gssapi.h],
[acx_gssapi_cv_gss_c_nt_hostbased_service=gss_nt_service_name])
])
else :; fi
if test $acx_gssapi_cv_gss_c_nt_hostbased_service = no &&
test "$ac_cv_header_gssapi_gssapi_generic_h" = "yes"; then
AC_EGREP_HEADER(
[GSS_C_NT_HOSTBASED_SERVICE], [gssapi/gssapi_generic.h],
[acx_gssapi_cv_gss_c_nt_hostbased_service=yes],
[
AC_EGREP_HEADER(
[gss_nt_service_name], [gssapi/gssapi_generic.h],
[acx_gssapi_cv_gss_c_nt_hostbased_service=gss_nt_service_name])
])
else :; fi
])
if test $acx_gssapi_cv_gss_c_nt_hostbased_service != yes &&
test $acx_gssapi_cv_gss_c_nt_hostbased_service != no; then
# don't define for yes since that means it already means something and
# don't define for no since we'd rather the compiler catch the error
# It's debatable whether we'd prefer that the compiler catch the error
# - it seems our estranged developer is more likely to be familiar with
# the intricacies of the compiler than with those of autoconf, but by
# the same token, maybe we'd rather alert them to the fact that most
# of the support they need to fix the problem is installed if they can
# simply locate the appropriate symbol.
AC_DEFINE_UNQUOTED(
[GSS_C_NT_HOSTBASED_SERVICE],
[$acx_gssapi_cv_gss_c_nt_hostbased_service],
[Define to an alternative value if GSS_C_NT_HOSTBASED_SERVICE isn't defined
in the gssapi.h header file. MIT Kerberos 1.2.1 requires this. Only relevant
when using GSSAPI.])
else :; fi
CPPFLAGS=$acx_gssapi_save_CPPFLAGS
# Expect the libs to be installed parallel to the headers
#
# We could try once with and once without, but I'm not sure it's worth the
# trouble.
if test x$acx_gssapi_cv_gssapi != xyes; then
if test -z "$LIBS"; then
LIBS="-L$acx_gssapi_cv_gssapi/lib"
else
LIBS="-L$acx_gssapi_cv_gssapi/lib $LIBS"
fi
else :; fi
dnl What happens if we want to enable, say, krb5 and some other GSSAPI
dnl authentication method at the same time?
#
# Some of the order below is particular due to library dependencies
#
#
# des Heimdal K 0.3d, but Heimdal seems to be set up such
# that it could have been installed from elsewhere.
#
AC_SEARCH_LIBS([des_set_odd_parity], [des])
#
# com_err Heimdal K 0.3d
#
# com_err MIT K5 v1.2.2-beta1
#
AC_SEARCH_LIBS([com_err], [com_err])
#
# asn1 Heimdal K 0.3d -lcom_err
#
AC_SEARCH_LIBS([initialize_asn1_error_table_r], [asn1])
#
# resolv required, but not installed by Heimdal K 0.3d
#
# resolv MIT K5 1.2.2-beta1
# Linux 2.2.17
#
AC_SEARCH_LIBS([__dn_expand], [resolv])
#
# crypto Need by gssapi under FreeBSD 5.4
#
AC_SEARCH_LIBS([RC4], [crypto])
#
# crypt Needed by roken under FreeBSD 4.6.
#
AC_SEARCH_LIBS([crypt], [crypt])
#
# roken Heimdal K 0.3d -lresolv
# roken FreeBSD 4.6 -lcrypt
#
AC_SEARCH_LIBS([roken_gethostbyaddr], [roken])
#
# k5crypto MIT K5 v1.2.2-beta1
#
AC_SEARCH_LIBS([valid_enctype], [k5crypto])
#
# gen ? ? ? Needed on Irix 5.3 with some
# Irix 5.3 version of Kerberos. I'm not
# sure which since Irix didn't
# get any testing this time
# around. Original comment:
#
# This is necessary on Irix 5.3, in order to link against libkrb5 --
# there, an_to_ln.o refers to things defined only in -lgen.
#
AC_SEARCH_LIBS([compile], [gen])
#
# krb5 ? ? ? -lgen -l???
# Irix 5.3
#
# krb5 MIT K5 v1.1.1
#
# krb5 MIT K5 v1.2.2-beta1 -lcrypto -lcom_err
# Linux 2.2.17
#
# krb5 MIT K5 v1.2.2-beta1 -lcrypto -lcom_err -lresolv
#
# krb5 Heimdal K 0.3d -lasn1 -lroken -ldes
#
AC_SEARCH_LIBS([krb5_free_context], [krb5])
#
# gss This may be the only lib needed under HP-UX, so find it
# first.
#
# gssapi_krb5 Only lib needed with MIT K5 v1.2.1, so find it first in
# order to prefer MIT Kerberos. If both MIT & Heimdal
# Kerberos are installed and in the path, this will leave
# some of the libraries above in LIBS unnecessarily, but
# noone would ever do that, right?
#
# gss HP-UX ???
#
# gssapi_krb5 MIT K5 v1.2.2-beta1 -lkrb5
#
# gssapi Heimdal K 0.3d -lkrb5
#
AC_SEARCH_LIBS([gss_import_name], [gss gssapi_krb5 gssapi])
fi
])dnl
# size_max.m4 serial 2
dnl Copyright (C) 2003 Free Software Foundation, Inc.
dnl This file is free software, distributed under the terms of the GNU
dnl General Public License. As a special exception to the GNU General
dnl Public License, this file may be distributed as part of a program
dnl that contains a configuration script generated by Autoconf, under
dnl the same distribution terms as the rest of that program.
dnl From Bruno Haible.
AC_DEFUN([gl_SIZE_MAX],
[
AC_CHECK_HEADERS(stdint.h)
dnl First test whether the system already has SIZE_MAX.
AC_MSG_CHECKING([for SIZE_MAX])
result=
AC_EGREP_CPP([Found it], [
#include <limits.h>
#if HAVE_STDINT_H
#include <stdint.h>
#endif
#ifdef SIZE_MAX
Found it
#endif
], result=yes)
if test -z "$result"; then
dnl Define it ourselves. Here we assume that the type 'size_t' is not wider
dnl than the type 'unsigned long'.
dnl The _AC_COMPUTE_INT macro works up to LONG_MAX, since it uses 'expr',
dnl which is guaranteed to work from LONG_MIN to LONG_MAX.
_AC_COMPUTE_INT([~(size_t)0 / 10], res_hi,
[#include <stddef.h>], result=?)
_AC_COMPUTE_INT([~(size_t)0 % 10], res_lo,
[#include <stddef.h>], result=?)
_AC_COMPUTE_INT([sizeof (size_t) <= sizeof (unsigned int)], fits_in_uint,
[#include <stddef.h>], result=?)
if test "$fits_in_uint" = 1; then
dnl Even though SIZE_MAX fits in an unsigned int, it must be of type
dnl 'unsigned long' if the type 'size_t' is the same as 'unsigned long'.
AC_TRY_COMPILE([#include <stddef.h>
extern size_t foo;
extern unsigned long foo;
], [], fits_in_uint=0)
fi
if test -z "$result"; then
if test "$fits_in_uint" = 1; then
result="$res_hi$res_lo"U
else
result="$res_hi$res_lo"UL
fi
else
dnl Shouldn't happen, but who knows...
result='~(size_t)0'
fi
fi
AC_MSG_RESULT([$result])
if test "$result" != yes; then
AC_DEFINE_UNQUOTED([SIZE_MAX], [$result],
[Define as the maximum value of type 'size_t', if the system doesn't define it.])
fi
])
# xsize.m4 serial 3
dnl Copyright (C) 2003-2004 Free Software Foundation, Inc.
dnl This file is free software, distributed under the terms of the GNU
dnl General Public License. As a special exception to the GNU General
dnl Public License, this file may be distributed as part of a program
dnl that contains a configuration script generated by Autoconf, under
dnl the same distribution terms as the rest of that program.
AC_DEFUN([gl_XSIZE],
[
dnl Prerequisites of lib/xsize.h.
AC_REQUIRE([gl_SIZE_MAX])
AC_REQUIRE([AC_C_INLINE])
AC_CHECK_HEADERS(stdint.h)
])