#include <simgear_config.h>
+#include <stdio.h>
#include "sg_path.hxx"
// should be used in file or directory names. In windoze, allow the
// second character to be a ":" for things like c:\foo\bar
-static string fix_path( const string path ) {
- string result = path;
-
- for ( int i = 0; i < (int)path.size(); ++i ) {
+void
+SGPath::fix()
+{
+ for ( string::size_type i = 0; i < path.size(); ++i ) {
#if defined( WIN32 )
// for windoze, don't replace the ":" for the second character
if ( i == 1 ) {
continue;
}
#endif
- if ( result[i] == SG_BAD_PATH_SEP ) {
- result[i] = SG_PATH_SEP;
+ if ( path[i] == SG_BAD_PATH_SEP ) {
+ path[i] = SG_PATH_SEP;
}
}
-
- return result;
}
// default constructor
-SGPath::SGPath() {
- path = "";
+SGPath::SGPath()
+ : path("")
+{
}
// create a path based on "path"
-SGPath::SGPath( const string p ) {
- set( p );
+SGPath::SGPath( const std::string& p )
+ : path(p)
+{
+ fix();
}
// set path
-void SGPath::set( const string p ) {
- path = fix_path( p );
+void SGPath::set( const string& p ) {
+ path = p;
+ fix();
}
// append another piece to the existing path
-void SGPath::append( const string p ) {
- string part = fix_path( p );
-
+void SGPath::append( const string& p ) {
if ( path.size() == 0 ) {
- path = part;
+ path = p;
} else {
- if ( part[0] != SG_PATH_SEP ) {
+ if ( p[0] != SG_PATH_SEP ) {
path += SG_PATH_SEP;
}
- path += part;
+ path += p;
}
+ fix();
}
// concatenate a string to the end of the path without inserting a
// path separator
-void SGPath::concat( const string p ) {
- string part = fix_path( p );
-
+void SGPath::concat( const string& p ) {
if ( path.size() == 0 ) {
- path = part;
+ path = p;
} else {
- path += part;
+ path += p;
}
+ fix();
}
return "";
}
}
+
+bool SGPath::exists() const {
+ FILE* fp = fopen( path.c_str(), "r");
+ if (fp == 0) {
+ return false;
+ }
+ fclose(fp);
+ return true;
+}