mirror of
https://sourceware.org/git/binutils-gdb.git
synced 2024-12-03 04:12:10 +08:00
91 lines
2.8 KiB
C++
91 lines
2.8 KiB
C++
// dirsearch.h -- directory searching for gold -*- C++ -*-
|
|
|
|
// Copyright (C) 2006-2014 Free Software Foundation, Inc.
|
|
// Written by Ian Lance Taylor <iant@google.com>.
|
|
|
|
// This file is part of gold.
|
|
|
|
// This program is free software; you can redistribute it and/or modify
|
|
// it under the terms of the GNU General Public License as published by
|
|
// the Free Software Foundation; either version 3 of the License, or
|
|
// (at your option) any later version.
|
|
|
|
// This program is distributed in the hope that it will be useful,
|
|
// but WITHOUT ANY WARRANTY; without even the implied warranty of
|
|
// MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
|
|
// GNU General Public License for more details.
|
|
|
|
// You should have received a copy of the GNU General Public License
|
|
// along with this program; if not, write to the Free Software
|
|
// Foundation, Inc., 51 Franklin Street - Fifth Floor, Boston,
|
|
// MA 02110-1301, USA.
|
|
|
|
#ifndef GOLD_DIRSEARCH_H
|
|
#define GOLD_DIRSEARCH_H
|
|
|
|
#include <string>
|
|
#include <list>
|
|
|
|
#include "options.h"
|
|
#include "token.h"
|
|
|
|
namespace gold
|
|
{
|
|
|
|
class General_options;
|
|
class Workqueue;
|
|
|
|
// A simple interface to manage directories to be searched for
|
|
// libraries.
|
|
|
|
class Dirsearch
|
|
{
|
|
public:
|
|
Dirsearch()
|
|
: directories_(NULL), token_(true)
|
|
{ }
|
|
|
|
// Set the list of directories to search.
|
|
void
|
|
initialize(Workqueue*, const General_options::Dir_list*);
|
|
|
|
// Search for a file, giving one or two names to search for (the
|
|
// second one may be empty). Return a full path name for the file,
|
|
// or the empty string if it could not be found. This may only be
|
|
// called if the token is not blocked. Set *IS_IN_SYSROOT if the
|
|
// file was found in a directory which is in the sysroot. *PINDEX
|
|
// should be set to zero the first time this is called; it will be
|
|
// updated with the index of the directory where the file is found,
|
|
// and that value plus one may be used to find the next file with
|
|
// the same name(s).
|
|
std::string
|
|
find(const std::vector<std::string>& names, bool* is_in_sysroot,
|
|
int* pindex, std::string *found_name) const;
|
|
|
|
// Return the blocker token which controls access.
|
|
Task_token*
|
|
token()
|
|
{ return &this->token_; }
|
|
|
|
// Search for a file in a directory list. This is a low-level function and
|
|
// therefore can be used before options and parameters are set.
|
|
static std::string
|
|
find_file_in_dir_list(const std::string& name,
|
|
const General_options::Dir_list& directories,
|
|
const std::string& extra_search_dir);
|
|
|
|
private:
|
|
// We can not copy this class.
|
|
Dirsearch(const Dirsearch&);
|
|
Dirsearch& operator=(const Dirsearch&);
|
|
|
|
// Directories to search.
|
|
const General_options::Dir_list* directories_;
|
|
// Blocker token to control access from tasks.
|
|
Task_token token_;
|
|
};
|
|
|
|
} // End namespace gold.
|
|
|
|
#endif // !defined(GOLD_DIRSEARCH_H)
|