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Add PBD::sys::extension for getting the filename extension of a file

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git-svn-id: svn://localhost/ardour2/trunk@2405 d708f5d6-7413-0410-9779-e7cbd77b26cf
This commit is contained in:
Tim Mayberry 2007-09-04 09:01:17 +00:00
parent 4cf84efe88
commit 8b160ef500
2 changed files with 25 additions and 0 deletions
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16
libs/pbd/filesystem.cc
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@ -162,6 +162,22 @@ basename (const path & p)
return base.substr (0, n);
}
string
extension (const path & p)
{
string base = Glib::path_get_basename (p.to_string());
string::size_type n = base.rfind ('.');
if (n != string::npos)
{
return base.substr(n);
}
return string();
}
} // namespace sys
} // namespace PBD

9
libs/pbd/pbd/filesystem.h
View file

@ -172,6 +172,15 @@ void copy_file(const path & from_path, const path & to_path);
*/
string basename (const path& p);
/**
* @return If the filename contains a dot, return a substring of the
* filename starting the rightmost dot to the end of the string, otherwise
* an empty string.
*
* @param p a file path.
*/
string extension (const path& p);
} // namespace sys
} // namespace PBD