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Diffstat (limited to 'rasmgr/hostcmp.cc')
-rw-r--r-- | rasmgr/hostcmp.cc | 66 |
1 files changed, 66 insertions, 0 deletions
diff --git a/rasmgr/hostcmp.cc b/rasmgr/hostcmp.cc new file mode 100644 index 0000000..1d40e82 --- /dev/null +++ b/rasmgr/hostcmp.cc @@ -0,0 +1,66 @@ +/* +* This file is part of rasdaman community. +* +* Rasdaman community 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 3 of the License, or +* (at your option) any later version. +* +* Rasdaman community 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. +* +* You should have received a copy of the GNU General Public License +* along with rasdaman community. If not, see <http://www.gnu.org/licenses/>. +* +* Copyright 2003, 2004, 2005, 2006, 2007, 2008, 2009 Peter Baumann / +rasdaman GmbH. +* +* For more information please see <http://www.rasdaman.org> +* or contact Peter Baumann via <baumann@rasdaman.com>. +/ +/** + * SOURCE: hostcmp.cc + * + * MODULE: rasmgr + * CLASS: none + * + * PURPOSE: + * special comparison function for host names (cf. man gethostname). + * speciality: "a.x.y"=="a" + * + * COMMENTS: + * none + * +*/ + +#include "debug.hh" +#include <cstring> + +bool hostCmp( const char *h1, const char *h2) +{ + ENTER( "hostCmp( " << h1 << ", " << h2 << " )" ); + + bool result = false; + + if ( h1 == NULL && h2 == NULL ) + result = true; + else if ( h1 == NULL ) + result = false; + else if ( h2 == NULL ) + result = false; + else + { + if (strlen(h1)==strlen(h2)) + result = ( strcmp(h1,h2) == 0 ); + else if (strlen(h1)>strlen(h2)) + result = ( strncmp(h1,h2,strlen(h2))==0 && h1[strlen(h2)]=='.' ); + else // (strlen(h1)<strlen(h2)) + result = ( strncmp(h1,h2,strlen(h1))==0 && h2[strlen(h1)]=='.' ); + } + + LEAVE( "Configuration::hostCmp() -> " << result ); + return result; +} + |