} ; fi
# Check for unordered_map or hash_map headers
-AC_CHECK_HEADERS([tr1/unordered_map],[
+AC_MSG_CHECKING([for unordered_map<int,int>::const_iterator])
+AC_COMPILE_IFELSE([
+ AC_LANG_PROGRAM([
+ [#include <tr1/unordered_map>]
+ ],[
+ [std::tr1::unordered_map<int,int>::const_iterator iter;]
+ ])],[
+ AC_MSG_RESULT([yes])
AC_DEFINE([HASH_MAP_CLASS],[HASH_MAP_NAMESPACE::unordered_map],[The template name for unordered maps.])
AC_DEFINE([HASH_MAP_H],[<tr1/unordered_map>],[The header file to include for unordered maps.])
AC_DEFINE([HASH_MAP_NAMESPACE],[std::tr1],[The namespace for unordered maps.])
],[
+ AC_MSG_RESULT([no])
AC_CHECK_HEADERS([ext/hash_map],[
AC_DEFINE([HASH_MAP_CLASS],[HASH_MAP_NAMESPACE::hash_map],[The template name for unordered maps.])
AC_DEFINE([HASH_MAP_H],[<ext/hash_map>],[The header file to include for unordered maps.])
])
# Check for unordered_set or hash_set headers
-AC_CHECK_HEADERS([tr1/unordered_set],[
+AC_MSG_CHECKING([for unordered_set<int,int>::const_iterator])
+AC_COMPILE_IFELSE([
+ AC_LANG_PROGRAM([
+ [#include <tr1/unordered_set>]
+ ],[
+ [std::tr1::unordered_set<int,int>::const_iterator iter;]
+ ])],[
+ AC_MSG_RESULT([yes])
AC_DEFINE([HASH_SET_CLASS],[HASH_SET_NAMESPACE::unordered_set],[The template name for unordered sets.])
AC_DEFINE([HASH_SET_H],[<tr1/unordered_set>],[The header file to include for unordered sets.])
AC_DEFINE([HASH_SET_NAMESPACE],[std::tr1],[The namespace for unordered sets.])
],[
+ AC_MSG_RESULT([no])
AC_CHECK_HEADERS([ext/hash_set],[
AC_DEFINE([HASH_SET_CLASS],[HASH_SET_NAMESPACE::hash_set],[The template name for unordered sets.])
AC_DEFINE([HASH_SET_H],[<ext/hash_set>],[The header file to include for unordered sets.])