/src/core/PathUtils.h
http://github.com/imageworks/OpenColorIO · C Header · 95 lines · 41 code · 13 blank · 41 comment · 2 complexity · 0e5c9289270590282dbeb830961f1110 MD5 · raw file
- /*
- Copyright (c) 2003-2010 Sony Pictures Imageworks Inc., et al.
- All Rights Reserved.
- Redistribution and use in source and binary forms, with or without
- modification, are permitted provided that the following conditions are
- met:
- * Redistributions of source code must retain the above copyright
- notice, this list of conditions and the following disclaimer.
- * Redistributions in binary form must reproduce the above copyright
- notice, this list of conditions and the following disclaimer in the
- documentation and/or other materials provided with the distribution.
- * Neither the name of Sony Pictures Imageworks nor the names of its
- contributors may be used to endorse or promote products derived from
- this software without specific prior written permission.
- THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
- "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
- LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR
- A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT
- OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
- SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT
- LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
- DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
- THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
- (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
- OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
- */
- #ifndef INCLUDED_OCIO_PATHUTILS_H
- #define INCLUDED_OCIO_PATHUTILS_H
- #include <OpenColorIO/OpenColorIO.h>
- #include <map>
- OCIO_NAMESPACE_ENTER
- {
- namespace pystring
- {
- namespace os
- {
- namespace path
- {
- // This is not currently included in pystring, but we need it
- // So let's define it locally for now
-
- std::string abspath(const std::string & path);
- }
- }
- }
-
- // The EnvMap is ordered by the length of the keys (long -> short). This
- // is so that recursive string expansion will deal with similar prefixed
- // keys as expected.
- // ie. '$TEST_$TESTING_$TE' will expand in this order '2 1 3'
- template <class T>
- struct EnvMapKey : std::binary_function <T, T, bool>
- {
- bool
- operator() (const T &x, const T &y) const
- {
- // If the lengths are unequal, sort by length
- if(x.length() != y.length())
- {
- return (x.length() > y.length());
- }
- // Otherwise, use the standard string sort comparison
- else
- {
- return (x<y);
- }
- }
- };
- typedef std::map< std::string, std::string, EnvMapKey< std::string > > EnvMap;
-
- // Get map of current env key = value, or update the existing entries
- void LoadEnvironment(EnvMap & map, bool update = false);
-
- // Expand a string with $VAR, ${VAR} or %VAR% with the keys passed
- // in the EnvMap.
- std::string EnvExpand(const std::string & str, const EnvMap & map);
-
- // Check if a file exists
- bool FileExists(const std::string & filename);
-
- // Get a fast hash for a file, without reading all the contents.
- // Currently, this checks the mtime and the inode number.
- std::string GetFastFileHash(const std::string & filename);
-
- void ClearPathCaches();
- }
- OCIO_NAMESPACE_EXIT
- #endif