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[#1909] Improved Heimdal detection

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This commit is contained in:
Francis Dupont 2021-06-12 20:45:13 +02:00
parent 8cfead0b0e
commit 3e22e918e6
1 changed files with 22 additions and 11 deletions
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33
m4macros/ax_gssapi.m4
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@ -30,15 +30,19 @@ else
else
AC_MSG_ERROR([Unable to locate krb5-config.])
fi
CXXFLAGS_SAVED="$CXXFLAGS"
CXXFLAGS="$CXXFLAGS $GSSAPI_CFLAGS"
# Checks
AC_CHECK_HEADERS([gssapi/gssapi.h gssapi/gssapi_krb5.h krb5/krb5.h],,
AC_MSG_ERROR([Missing required gss-api or krb5 header files]))
AC_CHECK_HEADERS([gssapi/gssapi.h gssapi/gssapi_krb5.h],,
AC_MSG_ERROR([Missing required gss-api header files]))
AC_CHECK_HEADERS([krb5/krb5.h],,
[AC_CHECK_HEADERS([krb5.h],,
AC_MSG_ERROR([Missing required krb5 header files]))])
# Verify that GSS-API with Kerberos 5 is usable.
CXXFLAGS_SAVED="$CXXFLAGS"
LIBS_SAVED="$LIBS"
CXXFLAGS="$CXXFLAGS $GSSAPI_CFLAGS"
LIBS="$LIBS $GSSAPI_LIBS"
if test $enable_static_link = yes; then
LIBS="-static $LIBS"
@ -53,17 +57,24 @@ else
major = gss_delete_sec_context(&minor, &ctx, GSS_C_NO_BUFFER);]])],
[AC_MSG_RESULT([yes])],
[AC_MSG_RESULT([no])
AC_MSG_ERROR([failed to link with GSS-API with Kerberos 5 libraries])])
AC_MSG_CHECKING([checking for MIT implementation vs Heimdal])
AC_MSG_ERROR([failed to link with GSS-API with Kerberos 5 libraries])])
AC_MSG_CHECKING([checking for gss_str_to_oid availability])
AC_COMPILE_IFELSE(
[AC_LANG_PROGRAM(
[[#include <gssapi/gssapi_krb5.h>]],
[[return (krb5_cccol_last_change_time(0, 0, 0));]])],
[AC_MSG_RESULT([Heimdal])
AC_MSG_WARN([Heimdal is not supported, please switch to the MIT implementation])],
[AC_MSG_RESULT([MIT])])
[[#include <gssapi/gssapi.h>]],
[[return (gss_str_to_oid(0, 0, 0));]])],
[AC_MSG_RESULT([yes])
AC_DEFINE([HAVE_GSS_STR_TO_OID], [1], [gss_str_to_oid is available])],
[AC_MSG_RESULT([no])])
CXXFLAGS="$CXXFLAGS_SAVED"
LIBS="$LIBS_SAVED"
AC_MSG_CHECKING([checking for MIT implementation vs Heimdal])
if `${KRB5_CONFIG} --all | grep Vendor | grep -q Heimdal`; then
AC_MSG_RESULT([Heimdal])
AC_DEFINE([WITH_HEIMDAL], [1], [Heimdal GSS-API implementation])
else
AC_MSG_RESULT([MIT])
fi
ENABLE_GSSAPI=yes
fi