diff options
author | Daniel Baumann <daniel.baumann@progress-linux.org> | 2024-04-21 14:53:22 +0000 |
---|---|---|
committer | Daniel Baumann <daniel.baumann@progress-linux.org> | 2024-04-21 14:53:22 +0000 |
commit | 52c021ee0b0c6ad2128ed550c694aad0d11d4c3f (patch) | |
tree | 83cf8627b94336cf4bee7479b9749263bbfd3a06 /m4macros/ax_gssapi.m4 | |
parent | Initial commit. (diff) | |
download | isc-kea-upstream.tar.xz isc-kea-upstream.zip |
Adding upstream version 2.5.7.upstream/2.5.7upstream
Signed-off-by: Daniel Baumann <daniel.baumann@progress-linux.org>
Diffstat (limited to '')
-rw-r--r-- | m4macros/ax_gssapi.m4 | 93 |
1 files changed, 93 insertions, 0 deletions
diff --git a/m4macros/ax_gssapi.m4 b/m4macros/ax_gssapi.m4 new file mode 100644 index 0000000..539343e --- /dev/null +++ b/m4macros/ax_gssapi.m4 @@ -0,0 +1,93 @@ +AC_DEFUN([AX_GSS_API], [ + +gssapi_path="" + +AC_ARG_WITH([gssapi], + [AS_HELP_STRING([--with-gssapi[[=PATH]]], + [optionally specify the path to a krb5-config file])], + [gssapi_path="$withval"; enable_gssapi="yes"]) + +# +# Check availability of gssapi, which will be used for unit tests. +# +ENABLE_GSSAPI=no +GSSAPI_CFLAGS= +GSSAPI_LIBS= +DISTCHECK_GSSAPI_CONFIGURE_FLAG="--with-gssapi=$gssapi_path" + +AC_MSG_CHECKING([for gssapi support]) +if test "x$gssapi_path" = "x" ; then + AC_MSG_RESULT([no]) +else + AC_MSG_RESULT([yes]) + if test "$gssapi_path" = "yes"; then + AC_PATH_PROG([KRB5_CONFIG], [krb5-config]) + else + KRB5_CONFIG="$gssapi_path" + fi + if test -x "${KRB5_CONFIG}" ; then + GSSAPI_CFLAGS=`${KRB5_CONFIG} --cflags gssapi` + GSSAPI_LIBS=`${KRB5_CONFIG} --libs gssapi` + else + AC_MSG_ERROR([Unable to locate krb5-config.]) + fi + CXXFLAGS_SAVED="$CXXFLAGS" + CXXFLAGS="$CXXFLAGS $GSSAPI_CFLAGS" + + # In general it is not required but some warnings about compiling to + # work but not the preprocessor were reported... + CPPFLAGS_SAVED="$CPPFLAGS" + CPPFLAGS="$CPPFLAGS $GSSAPI_CFLAGS" + + # Checks + AC_CHECK_HEADERS([gssapi/gssapi.h gssapi/gssapi_krb5.h],, + AC_MSG_ERROR([Missing required gss-api header files])) + + AC_CHECK_HEADERS([krb5/krb5.h],, + [AC_CHECK_HEADERS([krb5.h],, + AC_MSG_ERROR([Missing required krb5 header files]))]) + + # Verify that GSS-API with Kerberos 5 is usable. + LIBS_SAVED="$LIBS" + LIBS="$LIBS $GSSAPI_LIBS" + if test $enable_static_link = yes; then + LIBS="-static $LIBS" + fi + AC_MSG_CHECKING([checking for GSS-API with Kerberos 5 libraries]) + AC_LINK_IFELSE( + [AC_LANG_PROGRAM( + [[#include <gssapi/gssapi_krb5.h>]], + [[gss_ctx_id_t ctx; + OM_uint32 minor; + OM_uint32 major; + major = gss_delete_sec_context(&minor, &ctx, GSS_C_NO_BUFFER);]])], + [AC_MSG_RESULT([yes])], + [AC_MSG_RESULT([no]) + AC_MSG_ERROR([failed to link with GSS-API with Kerberos 5 libraries])]) + AC_MSG_CHECKING([checking for gss_str_to_oid availability]) + AC_COMPILE_IFELSE( + [AC_LANG_PROGRAM( + [[#include <gssapi/gssapi.h>]], + [[return (gss_str_to_oid(0, 0, 0));]])], + [AC_MSG_RESULT([yes]) + AC_DEFINE([HAVE_GSS_STR_TO_OID], [1], [gss_str_to_oid is available])], + [AC_MSG_RESULT([no])]) + CXXFLAGS="$CXXFLAGS_SAVED" + CPPFLAGS="$CPPFLAGS_SAVED" + LIBS="$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 + +AC_SUBST(GSSAPI_CFLAGS) +AC_SUBST(GSSAPI_LIBS) +AC_SUBST(DISTCHECK_GSSAPI_CONFIGURE_FLAG) +AM_CONDITIONAL([HAVE_GSSAPI], [test $ENABLE_GSSAPI = "yes"]) + +])dnl AX_GSS_API |