#endif
-// If Unix, replace all ":" with "/". In windoze, allow the
-// second character to be a ":" for things like c:\foo\bar
-
+// For windows, replace "\" by "/".
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 ( path[i] == sgDirPathSepBad ) {
- path[i] = sgDirPathSep;
+ string::size_type sz = path.size();
+ for ( string::size_type i = 0; i < sz; ++i ) {
+ if ( path[i] == sgDirPathSepBad ) {
+ path[i] = sgDirPathSep;
+ }
}
+ // drop trailing "/"
+ while ((sz>1)&&(path[sz-1]==sgDirPathSep))
+ {
+ path.resize(--sz);
}
}
_modTime(p._modTime)
{
}
-
+
SGPath& SGPath::operator=(const SGPath& p)
{
path = p.path;
// append another piece to the existing path
void SGPath::append( const string& p ) {
if ( path.size() == 0 ) {
- path = p;
+ path = p;
} else {
if ( p[0] != sgDirPathSep ) {
path += sgDirPathSep;
}
- path += p;
+ path += p;
}
fix();
_cached = false;
// path separator
void SGPath::concat( const string& p ) {
if ( path.size() == 0 ) {
- path = p;
+ path = p;
} else {
- path += p;
+ path += p;
}
fix();
_cached = false;
// Get the file part of the path (everything after the last path sep)
-string SGPath::file() const {
- int index = path.rfind(sgDirPathSep);
- if (index >= 0) {
- return path.substr(index + 1);
+string SGPath::file() const
+{
+ string::size_type index = path.rfind(sgDirPathSep);
+ if (index != string::npos) {
+ return path.substr(index + 1);
} else {
- return "";
+ return path;
}
}
string SGPath::dir() const {
int index = path.rfind(sgDirPathSep);
if (index >= 0) {
- return path.substr(0, index);
+ return path.substr(0, index);
} else {
- return "";
+ return "";
}
}
// get the base part of the path (everything but the extension.)
-string SGPath::base() const {
- unsigned int index = path.rfind(sgDirPathSep);
- if (index == string::npos) {
- index = 0; // no separator in the name
- } else {
- ++index; // skip past the separator
- }
-
-// find the first dot after the final separator
- unsigned int firstDot = path.find(".", index);
- if (firstDot == string::npos) {
- return path; // no extension, return whole path
+string SGPath::base() const
+{
+ string::size_type index = path.rfind(".");
+ string::size_type lastSep = path.rfind(sgDirPathSep);
+
+// tolerate dots inside directory names
+ if ((lastSep != string::npos) && (index < lastSep)) {
+ return path;
}
- return path.substr(0, firstDot);
+ if (index != string::npos) {
+ return path.substr(0, index);
+ } else {
+ return path;
+ }
}
string SGPath::file_base() const
{
- unsigned int index = path.rfind(sgDirPathSep);
+ string::size_type index = path.rfind(sgDirPathSep);
if (index == string::npos) {
index = 0; // no separator in the name
} else {
++index; // skip past the separator
}
- unsigned int firstDot = path.find(".", index);
+ string::size_type firstDot = path.find(".", index);
if (firstDot == string::npos) {
return path.substr(index); // no extensions
}
string SGPath::complete_lower_extension() const
{
- unsigned int index = path.rfind(sgDirPathSep);
+ string::size_type index = path.rfind(sgDirPathSep);
if (index == string::npos) {
index = 0; // no separator in the name
} else {
++index; // skip past the separator
}
- int firstDot = path.find(".", index);
- if ((firstDot >= 0) && (path.find(sgDirPathSep, firstDot) == string::npos)) {
+ string::size_type firstDot = path.find(".", index);
+ if ((firstDot != string::npos) && (path.find(sgDirPathSep, firstDot) == string::npos)) {
return boost::to_lower_copy(path.substr(firstDot + 1));
} else {
return "";
return (path != other.path);
}
+bool SGPath::rename(const SGPath& newName)
+{
+ if (::rename(c_str(), newName.c_str()) != 0) {
+ SG_LOG(SG_IO, SG_WARN, "renamed failed: from " << str() << " to " << newName.str()
+ << " reason: " << strerror(errno));
+ return false;
+ }
+
+ path = newName.path;
+ _cached = false;
+ return true;
+}
+
+std::string SGPath::realpath() const
+{
+#ifdef _WIN32
+ // Not implemented for Windows yet. Return original path instead.
+ return path;
+#else
+ char* buf = ::realpath(path.c_str(), NULL);
+ if (!buf)
+ {
+ SG_LOG(SG_IO, SG_ALERT, "ERROR: The path '" << path << "' does not exist in the file system.");
+ return path;
+ }
+ std::string p(buf);
+ free(buf);
+ return p;
+#endif
+}
+