mirror of https://github.com/BOINC/boinc.git
137 lines
3.7 KiB
C++
137 lines
3.7 KiB
C++
// Berkeley Open Infrastructure for Network Computing
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// http://boinc.berkeley.edu
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// Copyright (C) 2005 University of California
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//
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// This is free software; you can redistribute it and/or
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// modify it under the terms of the GNU Lesser General Public
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// License as published by the Free Software Foundation;
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// either version 2.1 of the License, or (at your option) any later version.
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//
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// This software is distributed in the hope that it will be useful,
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// but WITHOUT ANY WARRANTY; without even the implied warranty of
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// MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.
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// See the GNU Lesser General Public License for more details.
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//
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// To view the GNU Lesser General Public License visit
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// http://www.gnu.org/copyleft/lesser.html
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// or write to the Free Software Foundation, Inc.,
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// 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA
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#ifndef _FILESYS_
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#define _FILESYS_
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#define FILE_RETRY_INTERVAL 5
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// On Windows, retry for this period of time, since some other program
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// (virus scan, defrag, index) may have the file open.
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#if defined(_WIN32) && !defined(__CYGWIN32__)
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#else
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#include <stdio.h>
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#include <dirent.h>
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#include <grp.h>
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#ifdef __cplusplus
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#include <string>
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#endif
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#endif /* !WIN32 */
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#ifdef __cplusplus
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extern "C" {
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#endif
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extern int boinc_delete_file(const char*);
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extern int boinc_touch_file(const char *path);
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extern FILE* boinc_fopen(const char* path, const char* mode);
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extern int boinc_copy(const char* orig, const char* newf);
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extern int boinc_rename(const char* old, const char* newf);
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extern int boinc_mkdir(const char*);
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#ifndef _WIN32
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extern int boinc_chown(const char*, gid_t);
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#endif
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extern int boinc_rmdir(const char*);
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extern int remove_project_owned_file_or_dir(const char* path);
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extern void boinc_getcwd(char*);
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extern void relative_to_absolute(const char* relname, char* path);
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extern int boinc_make_dirs(char*, char*);
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extern char boinc_failed_file[256];
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extern int is_file(const char* path);
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extern int is_dir(const char* path);
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extern int is_symlink(const char* path);
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extern int boinc_truncate(const char*, double);
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extern int boinc_file_exists(const char* path);
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extern int boinc_file_or_symlink_exists(const char* path);
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#ifdef __cplusplus
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}
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#endif
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/* C++ specific prototypes/defines follow here */
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#ifdef __cplusplus
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extern int file_size(const char*, double&);
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extern int clean_out_dir(const char*);
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extern int dir_size(const char* dirpath, double&, bool recurse=true);
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extern int get_filesystem_info(double& total, double& free, char* path=".");
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// TODO TODO TODO
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// remove this code - the DirScanner class does the same thing.
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// But need to rewrite a couple of places that use it
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//
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#if defined(_WIN32) && !defined(__CYGWIN32__)
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typedef struct _DIR_DESC {
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char path[256];
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bool first;
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void* handle;
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} DIR_DESC;
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typedef DIR_DESC *DIRREF;
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#else
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typedef DIR *DIRREF;
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#endif
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extern DIRREF dir_open(const char*);
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extern int dir_scan(char*, DIRREF, int);
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int dir_scan(std::string&, DIRREF);
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extern void dir_close(DIRREF);
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class DirScanner {
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#if defined(_WIN32) && !defined(__CYGWIN32__)
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std::string dir;
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bool first;
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void* handle;
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#else
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DIR* dirp;
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#endif
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public:
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DirScanner(std::string const& path);
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~DirScanner();
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bool scan(std::string& name); // return true if file returned
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};
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struct FILE_LOCK {
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#if defined(_WIN32) && !defined(__CYGWIN32__)
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HANDLE handle;
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#else
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int fd;
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#endif
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FILE_LOCK();
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~FILE_LOCK();
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int lock(const char* filename);
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int unlock(const char* filename);
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};
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#ifndef _WIN32
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// search PATH, find the directory that a program is in, if any
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//
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extern int get_file_dir(char* filename, char* dir);
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#endif
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#endif /* c++ */
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#endif /* double-inclusion protection */
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