/*
* Copyright (C) the libgit2 contributors. All rights reserved.
*
* This file is part of libgit2, distributed under the GNU GPL v2 with
* a Linking Exception. For full terms see the included COPYING file.
*/
#ifndef INCLUDE_sysdir_h__
#define INCLUDE_sysdir_h__
#include "common.h"
#include "posix.h"
#include "buffer.h"
/**
* Find a "global" file (i.e. one in a user's home directory).
*
* @param path buffer to write the full path into
* @param filename name of file to find in the home directory
* @return 0 if found, GIT_ENOTFOUND if not found, or -1 on other OS error
*/
extern int git_sysdir_find_global_file(git_buf *path, const char *filename);
/**
* Find an "XDG" file (i.e. one in user's XDG config path).
*
* @param path buffer to write the full path into
* @param filename name of file to find in the home directory
* @return 0 if found, GIT_ENOTFOUND if not found, or -1 on other OS error
*/
extern int git_sysdir_find_xdg_file(git_buf *path, const char *filename);
/**
* Find a "system" file (i.e. one shared for all users of the system).
*
* @param path buffer to write the full path into
* @param filename name of file to find in the home directory
* @return 0 if found, GIT_ENOTFOUND if not found, or -1 on other OS error
*/
extern int git_sysdir_find_system_file(git_buf *path, const char *filename);
/**
* Find a "ProgramData" file (i.e. one in %PROGRAMDATA%)
*
* @param path buffer to write the full path into
* @param filename name of file to find in the ProgramData directory
* @return 0 if found, GIT_ENOTFOUND if not found, or -1 on other OS error
*/
extern int git_sysdir_find_programdata_file(git_buf *path, const char *filename);
/**
* Find template directory.
*
* @param path buffer to write the full path into
* @return 0 if found, GIT_ENOTFOUND if not found, or -1 on other OS error
*/
extern int git_sysdir_find_template_dir(git_buf *path);
/**
* Expand the name of a "global" file (i.e. one in a user's home
* directory). Unlike `find_global_file` (above), this makes no
* attempt to check for the existence of the file, and is useful if
* you want the full path regardless of existence.
*
* @param path buffer to write the full path into
* @param filename name of file in the home directory
* @return 0 on success or -1 on error
*/
extern int git_sysdir_expand_global_file(git_buf *path, const char *filename);
typedef enum {
GIT_SYSDIR_SYSTEM = 0,
GIT_SYSDIR_GLOBAL = 1,
GIT_SYSDIR_XDG = 2,
GIT_SYSDIR_PROGRAMDATA = 3,
GIT_SYSDIR_TEMPLATE = 4,
GIT_SYSDIR__MAX = 5,
} git_sysdir_t;
/**
* Configures global data for configuration file search paths.
*
* @return 0 on success, <0 on failure
*/
extern int git_sysdir_global_init(void);
/**
* Get the search path for global/system/xdg files
*
* @param out pointer to git_buf containing search path
* @param which which list of paths to return
* @return 0 on success, <0 on failure
*/
extern int git_sysdir_get(const git_buf **out, git_sysdir_t which);
/**
* Get search path into a preallocated buffer
*
* @param out String buffer to write into
* @param outlen Size of string buffer
* @param which Which search path to return
* @return 0 on success, GIT_EBUFS if out is too small, <0 on other failure
*/
extern int git_sysdir_get_str(char *out, size_t outlen, git_sysdir_t which);
/**
* Set search paths for global/system/xdg files
*
* The first occurrence of the magic string "$PATH" in the new value will
* be replaced with the old value of the search path.
*
* @param which Which search path to modify
* @param paths New search path (separated by GIT_PATH_LIST_SEPARATOR)
* @return 0 on success, <0 on failure (allocation error)
*/
extern int git_sysdir_set(git_sysdir_t which, const char *paths);
#endif /* INCLUDE_sysdir_h__ */