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/*
* misc.h
*
* Miscellaneous macro's and functions.
*
* Copyright (C) 2004,2005 Martin Schlemmer <azarah@nosferatu.za.org>
*
*
* 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 version 2 of the License.
*
* 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.,
* 675 Mass Ave, Cambridge, MA 02139, USA.
*
* $Header$
*/
#ifndef __MISC_H__
#define __MISC_H__
#include <stdio.h>
#include "config.h"
/* Gentoo style e* printing macro's */
#define EINFO(_args...) \
do { \
save_errno (); \
printf (" \033[32;01m*\033[0m " _args); \
restore_errno (); \
} while (0)
#define EWARN(_args...) \
do { \
save_errno (); \
printf (" \033[33;01m*\033[0m " _args); \
restore_errno (); \
} while (0)
#define EERROR(_args...) \
do { \
save_errno (); \
fprintf (stderr, " \033[31;01m*\033[0m " _args); \
restore_errno (); \
} while (0)
/* Return true if filename '_name' ends in '_ext' */
#define CHECK_FILE_EXTENSION(_name, _ext) \
((check_str (_name)) && (check_str (_ext)) \
&& (strlen (_name) > strlen (_ext)) \
&& (0 == strncmp (&(_name[strlen(_name) - strlen(_ext)]), \
_ext, strlen(_ext))))
/* String functions. Return a string on success, or NULL on error
* or no action taken. On error errno will be set.*/
char *memrepchr (char **str, char old, char _new, size_t size);
/* Concat two paths adding '/' if needed. Memory will be allocated
* with the malloc() call. */
char *strcatpaths (const char *pathname1, const char *pathname2);
/* Compat functions for GNU extensions */
char *strndup (const char *str, size_t size);
/* Same as basename(3), but do not modify path */
char *gbasename (const char *path);
/* The following functions do not care about errors - they only return
* 1 if 'pathname' exist, and is the type requested, or else 0.
* This is only if pathname is valid ... They also might clear errno */
int exists (const char *pathname);
int is_file (const char *pathname, int follow_link);
int is_link (const char *pathname);
int is_dir (const char *pathname, int follow_link);
/* The following function do not care about errors - it only returns
* the mtime of 'pathname' if it exists, and is the type requested,
* or else 0. It also might clear errno */
time_t get_mtime (const char *pathname, int follow_link);
/* The following functions return 0 on success, or -1 with errno set on error. */
#if !defined(HAVE_REMOVE)
int remove (const char *pathname);
#endif
int mktree (const char *pathname, mode_t mode);
int rmtree (const char *pathname);
/* The following return a pointer on success, or NULL with errno set on error.
* If it returned NULL, but errno is not set, then there was no error, but
* there is nothing to return. */
char **ls_dir (const char *pathname, int hidden);
char *get_cnf_entry (const char *pathname, const char *entry);
char ** get_list_file (char **list, char *filename);
/* Below three functions (file_map, file_unmap and buf_get_line) are from
* udev-050 (udev_utils.c). Please see misc.c for copyright info.
* (Some are slightly modified, please check udev for originals.) */
int file_map (const char *filename, char **buf, size_t * bufsize);
void file_unmap (char *buf, size_t bufsize);
size_t buf_get_line (char *buf, size_t buflen, size_t cur);
#endif /* __MISC_H__ */
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