1 dnl $Id: gssapi-check.m4,v 1.3 2005-04-28 20:50:05 bfernhomberg Exp $
2 dnl Autoconf macro to check for kerberos
4 AC_DEFUN([NETATALK_GSSAPI_CHECK],
11 [ --with-gssapi[[=PATH]] path to GSSAPI for Kerberos V UAM [[auto]]],
12 [compilegssapi=$withval],
16 if test x"$compilegssapi" != x"no"; then
18 if test "x$compilegssapi" != "xyes" -a "x$compilegssapi" != "xauto"; then
19 GSSAPI_CFLAGS="-I$withval/include"
20 GSSAPI_CPPFLAGS="-I$withval/include"
21 GSSAPI_LDFLAGS="-L$withval/${atalk_libname}"
23 AC_MSG_CHECKING([checking for GSSAPI support in])
24 AC_MSG_RESULT([$compilegssapi])
28 # Do no harm to the values of CFLAGS and LIBS while testing for
32 save_CPPFLAGS=$CPPFLAGS
36 if test x$FOUND_GSSAPI = x"no"; then
37 #################################################
38 # check for krb5-config from recent MIT and Heimdal kerberos 5
39 AC_PATH_PROG(KRB5_CONFIG, krb5-config)
40 AC_MSG_CHECKING(for working krb5-config)
41 if test -x "$KRB5_CONFIG"; then
42 TEMP="`$KRB5_CONFIG --libs gssapi`"
43 if test $? -eq 0 ; then
45 CFLAGS="";export CFLAGS
47 LDFLAGS="";export LDFLAGS
48 GSSAPI_CFLAGS="`$KRB5_CONFIG --cflags | sed s/@INCLUDE_des@//`"
49 GSSAPI_CPPFLAGS="`$KRB5_CONFIG --cflags | sed s/@INCLUDE_des@//`"
51 CFLAGS=$save_CFLAGS;export CFLAGS
52 LDFLAGS=$save_LDFLAGS;export LDFLAGS
56 AC_MSG_RESULT(no. Fallback to previous krb5 detection strategy)
59 AC_MSG_RESULT(no. Fallback to previous krb5 detection strategy)
63 if test x$FOUND_GSSAPI = x"no"; then
64 #################################################
65 # see if this box has the SuSE location for the heimdal krb implementation
66 AC_MSG_CHECKING(for /usr/include/heimdal)
67 if test -d /usr/include/heimdal; then
68 if test -f /usr/lib/heimdal/lib/libkrb5.a; then
69 GSSAPI_CFLAGS="-I/usr/include/heimdal"
70 GSSAPI_CPPFLAGS="-I/usr/include/heimdal"
71 GSSAPI_LDFLAGS="-L/usr/lib/heimdal/lib"
75 GSSAPI_CFLAGS="-I/usr/include/heimdal"
76 GSSAPI_CPPFLAGS="-I/usr/include/heimdal"
85 if test x$FOUND_GSSAPI = x"no"; then
86 #################################################
87 # see if this box has the RedHat location for kerberos
88 AC_MSG_CHECKING(for /usr/kerberos)
89 if test -d /usr/kerberos -a -f /usr/kerberos/lib/libkrb5.a; then
90 GSSAPI_LDFLAGS="-L/usr/kerberos/lib"
91 GSSAPI_CFLAGS="-I/usr/kerberos/include"
92 GSSAPI_CPPFLAGS="-I/usr/kerberos/include"
99 CFLAGS="$CFLAGS $GSSAPI_CFLAGS"
100 CPPFLAGS="$CPPFLAGS $GSSAPI_CPPFLAGS"
101 LDFLAGS="$LDFLAGS $GSSAPI_LDFLAGS"
102 LIBS="$LIBS $GSSAPI_LIBS"
105 # check for gssapi headers
108 AC_CHECK_HEADERS(gssapi.h gssapi/gssapi_generic.h gssapi/gssapi.h gssapi/gssapi_krb5.h,[gss_headers_found=yes],[],[])
109 if test x"$gss_headers_found" = x"no"; then
110 AC_MSG_ERROR([GSSAPI installation not found, headers missing])
115 AC_CHECK_LIB(gssapi, gss_display_status)
116 AC_CHECK_LIB(gssapi_krb5, gss_display_status)
117 AC_CHECK_LIB(gss, gss_display_status)
119 # check for functions
121 AC_CHECK_FUNC(gss_acquire_cred,[],[AC_MSG_ERROR([GSSAPI: required function gss_acquire_cred missing])])
123 # Heimdal/MIT compatibility fix
124 if test "$ac_cv_header_gssapi_h" = "yes"; then
125 AC_EGREP_HEADER(GSS_C_NT_HOSTBASED_SERVICE, gssapi.h, AC_DEFINE(HAVE_GSS_C_NT_HOSTBASED_SERVICE,1,[Wheter GSS_C_NT_HOSTBASED_SERVICE is in gssapi.h]))
127 AC_EGREP_HEADER(GSS_C_NT_HOSTBASED_SERVICE, gssapi/gssapi.h, AC_DEFINE(HAVE_GSS_C_NT_HOSTBASED_SERVICE,1,[Wheter GSS_C_NT_HOSTBASED_SERVICE is in gssapi.h]))
131 AC_MSG_CHECKING(whether GSSAPI support is used)
132 if test x"$ac_cv_func_gss_acquire_cred" = x"yes"; then
133 AC_DEFINE(HAVE_GSSAPI,1,[Whether to enable GSSAPI support])
135 GSSAPI_LIBS="$LDFLAGS $LIBS"
138 if test x"$compilegssapi" = x"yes"; then
139 AC_MSG_ERROR([GSSAPI installation not found])
145 CFLAGS="$save_CFLAGS"
146 LDFLAGS="$save_LDFLAGS"
147 CPPFLAGS="$save_CPPFLAGS"
150 if test x"$ac_cv_func_gss_acquire_cred" = x"yes"; then
151 ifelse([$1], , :, [$1])
153 ifelse([$2], , :, [$2])
157 AC_SUBST(GSSAPI_LIBS)
158 AC_SUBST(GSSAPI_CFLAGS)
159 AC_SUBST(GSSAPI_LDFLAGS)