Update of /cvsroot/csp/APPLICATIONS/CSPFlightSim/Source
In directory sc8-pr-cvs1:/tmp/cvs-serv12627
Added Files:
Platform.cpp
Log Message:
simple, platform-independent utility functions
--- NEW FILE: Platform.cpp ---
// Combat Simulator Project - FlightSim Demo
// Copyright (C) 2002 The Combat Simulator Project
// http://csp.sourceforge.net
//
// This program 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 2
// of the License, or (at your option) any later version.
//
// This program 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 this program; if not, write to the Free Software
// Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA.
/**
* @file Platform.h
*
* Basic definitions and classes for platform independence.
*
* The routines here are extracted from GLib and modified to handle
* just a subset of typical cross-platform needs.
*
* Glib is Copyright (C) 1995-1998 Peter Mattis, Spencer Kimball and
* Josh MacDonald
*
*/
#include "Platform.h"
#include <stdarg.h>
#include <stdlib.h>
#include <stdio.h>
#include <string.h>
#include <errno.h>
#include <unistd.h>
#ifdef NATIVE_WIN32
# define STRICT /* Strict typing, please */
# include <windows.h>
# include <direct.h>
# include <errno.h>
# include <ctype.h>
# ifdef _MSC_VER
# include <io.h>
# endif /* _MSC_VER */
#endif /* NATIVE_WIN32 */
std::string OSPath::basename(const string &path)
{
std::string::size_type base;
base = path.rfind(DIR_SEPARATOR);
if (base != std::string::npos) {
return path.substr(base+1);
}
#ifdef NATIVE_WIN32
if (path.length() > 1 && isalpha(path[0]) && path[1] == ':') {
return path.substr(2);
}
#endif /* NATIVE_WIN32 */
return path;
}
bool OSPath::isabs(const std::string &path)
{
int n = path.length();
if (n==0) {
return false;
}
if (path[0] == DIR_SEPARATOR) {
return true;
}
#ifdef NATIVE_WIN32
if (n > 2 && isalpha(path[0]) && path[1] == ':' && path[2] == DIR_SEPARATOR) {
return TRUE;
}
#endif /* NATIVE_WIN32 */
return false;
}
std::string OSPath::skiproot(const std::string &path) {
int n = path.length();
if (n > 0 && path[0] == DIR_SEPARATOR) {
return path.substr(1);
}
#ifdef NATIVE_WIN32
if (n > 2 && isalpha(path[0]) && path[1] == ':' && path[2] == DIR_SEPARATOR) {
return path.substr(3);
}
#endif
return path;
}
std::string OSPath::dirname(const std::string &path) {
std::string::size_type base;
base = path.rfind(DIR_SEPARATOR);
if (base == std::string::npos) {
return ".";
}
return path.substr(0, base-1);
}
std::string OSPath::currentdir() {
std::string dir;
dir = DIR_SEPARATOR;
char *buffer = getcwd(0, 0);
if (buffer) {
dir = buffer;
free(buffer);
}
return dir;
}
std::string OSPath::ext(const std::string &path) {
std::string::size_type ext;
ext = path.find_last_of("."+DIR_SEPARATOR);
if (ext != std::string::npos && path[ext]=='.') {
return path.substr(ext);
}
return "";
}
std::string OSPath::join(const std::string &a, const std::string &b) {
std::string result;
std::string::size_type idx;
idx = a.length();
if (idx > 0 && a[idx-1] == DIR_SEPARATOR) idx--;
result = a.substr(0, idx);
return result + DIR_SEPARATOR + skiproot(b);
}
std::string OSPath::stringreplace(const std::string &path, char search, char replace) {
if (search == replace) return path;
std::string result;
char *str = strdup(path.c_str());
char *idx = str;
for (; *idx; idx++) {
if (*idx == '\\') *idx = '/';
}
result = str;
free(str);
return result;
}
std::string OSPath::normalize(const std::string &path) {
return stringreplace(path, '\\', '/');
}
std::string OSPath::denormalize(const std::string &path) {
return stringreplace(path, '/', DIR_SEPARATOR);
}
std::string OSPath::filter(const std::string &path) {
return denormalize(normalize(path));
}
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