00001 /* utils.h: Various useful utilities 00002 * 00003 * Copyright 1999,2000,2001 BrightStation PLC 00004 * Copyright 2002 Ananova Ltd 00005 * Copyright 2003,2004,2005,2006,2007 Olly Betts 00006 * 00007 * This program is free software; you can redistribute it and/or 00008 * modify it under the terms of the GNU General Public License as 00009 * published by the Free Software Foundation; either version 2 of the 00010 * License, or (at your option) any later version. 00011 * 00012 * This program is distributed in the hope that it will be useful, 00013 * but WITHOUT ANY WARRANTY; without even the implied warranty of 00014 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the 00015 * GNU General Public License for more details. 00016 * 00017 * You should have received a copy of the GNU General Public License 00018 * along with this program; if not, write to the Free Software 00019 * Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 00020 * USA 00021 */ 00022 00023 #ifndef OM_HGUARD_UTILS_H 00024 #define OM_HGUARD_UTILS_H 00025 00026 #include <xapian/visibility.h> 00027 00028 #include <string> 00029 using std::string; 00030 00031 #include <stdlib.h> 00032 #include <sys/types.h> 00033 #include "safesysstat.h" 00034 #include "safeunistd.h" 00035 00037 inline string om_tostring(const string &s) { return s; } 00038 00040 XAPIAN_VISIBILITY_DEFAULT 00041 string om_tostring(int a); 00042 00044 XAPIAN_VISIBILITY_DEFAULT 00045 string om_tostring(unsigned int a); 00046 00048 XAPIAN_VISIBILITY_DEFAULT 00049 string om_tostring(long int a); 00050 00052 XAPIAN_VISIBILITY_DEFAULT 00053 string om_tostring(unsigned long int a); 00054 00055 #ifdef __WIN32__ 00057 string om_tostring(__int64 a); 00058 #endif 00059 00061 XAPIAN_VISIBILITY_DEFAULT 00062 string om_tostring(double a); 00063 00065 XAPIAN_VISIBILITY_DEFAULT 00066 string om_tostring(bool a); 00067 00069 XAPIAN_VISIBILITY_DEFAULT 00070 string om_tostring(const void * a); 00071 00074 XAPIAN_VISIBILITY_DEFAULT 00075 bool file_exists(const string &fname); 00076 00079 XAPIAN_VISIBILITY_DEFAULT 00080 bool dir_exists(const string &dirname); 00081 00083 inline int atoi(const string &s) { return atoi(s.c_str()); } 00084 00086 inline int unlink(const string &filename) { return unlink(filename.c_str()); } 00087 00089 inline int system(const string &command) { return system(command.c_str()); } 00090 00091 #ifdef HAVE_LINK 00093 inline int link(const string &o, const string &n) { 00094 return link(o.c_str(), n.c_str()); 00095 } 00096 #endif 00097 00099 inline int mkdir(const string &filename, mode_t mode) { 00100 return mkdir(filename.c_str(), mode); 00101 } 00102 00104 inline int stat(const string &filename, struct stat *buf) { 00105 return stat(filename.c_str(), buf); 00106 } 00107 00108 namespace Xapian { 00109 namespace Internal { 00110 bool within_DBL_EPSILON(double a, double b); 00111 } 00112 } 00113 00114 #endif /* OM_HGUARD_UTILS_H */