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// Copyright 2009-2021 Intel Corporation
// SPDX-License-Identifier: Apache-2.0
#include "filename.h"
#include "sysinfo.h"
namespace embree
{
#ifdef __WIN32__
const char path_sep = '\\';
#else
const char path_sep = '/';
#endif
/*! create an empty filename */
FileName::FileName () {}
/*! create a valid filename from a string */
FileName::FileName (const char* in) {
filename = in;
for (size_t i=0; i<filename.size(); i++)
if (filename[i] == '\\' || filename[i] == '/')
filename[i] = path_sep;
while (!filename.empty() && filename[filename.size()-1] == path_sep)
filename.resize(filename.size()-1);
}
/*! create a valid filename from a string */
FileName::FileName (const std::string& in) {
filename = in;
for (size_t i=0; i<filename.size(); i++)
if (filename[i] == '\\' || filename[i] == '/')
filename[i] = path_sep;
while (!filename.empty() && filename[filename.size()-1] == path_sep)
filename.resize(filename.size()-1);
}
/*! returns path to executable */
FileName FileName::executableFolder() {
return FileName(getExecutableFileName()).path();
}
/*! returns the path */
FileName FileName::path() const {
size_t pos = filename.find_last_of(path_sep);
if (pos == std::string::npos) return FileName();
return filename.substr(0,pos);
}
/*! returns the basename */
std::string FileName::base() const {
size_t pos = filename.find_last_of(path_sep);
if (pos == std::string::npos) return filename;
return filename.substr(pos+1);
}
/*! returns the extension */
std::string FileName::ext() const {
size_t pos = filename.find_last_of('.');
if (pos == std::string::npos) return "";
return filename.substr(pos+1);
}
/*! returns the extension */
FileName FileName::dropExt() const {
size_t pos = filename.find_last_of('.');
if (pos == std::string::npos) return filename;
return filename.substr(0,pos);
}
/*! returns the basename without extension */
std::string FileName::name() const {
size_t start = filename.find_last_of(path_sep);
if (start == std::string::npos) start = 0; else start++;
size_t end = filename.find_last_of('.');
if (end == std::string::npos || end < start) end = filename.size();
return filename.substr(start, end - start);
}
/*! replaces the extension */
FileName FileName::setExt(const std::string& ext) const {
size_t start = filename.find_last_of(path_sep);
if (start == std::string::npos) start = 0; else start++;
size_t end = filename.find_last_of('.');
if (end == std::string::npos || end < start) return FileName(filename+ext);
return FileName(filename.substr(0,end)+ext);
}
/*! adds the extension */
FileName FileName::addExt(const std::string& ext) const {
return FileName(filename+ext);
}
/*! concatenates two filenames to this/other */
FileName FileName::operator +( const FileName& other ) const {
if (filename == "") return FileName(other);
else return FileName(filename + path_sep + other.filename);
}
/*! concatenates two filenames to this/other */
FileName FileName::operator +( const std::string& other ) const {
return operator+(FileName(other));
}
/*! removes the base from a filename (if possible) */
FileName FileName::operator -( const FileName& base ) const {
size_t pos = filename.find_first_of(base);
if (pos == std::string::npos) return *this;
return FileName(filename.substr(pos+1));
}
/*! == operator */
bool operator== (const FileName& a, const FileName& b) {
return a.filename == b.filename;
}
/*! != operator */
bool operator!= (const FileName& a, const FileName& b) {
return a.filename != b.filename;
}
/*! output operator */
std::ostream& operator<<(std::ostream& cout, const FileName& filename) {
return cout << filename.filename;
}
}
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