/* $Id: file.h,v 1.15 2004/07/18 02:20:08 jonas Exp $ */#ifndef EL__UTIL_FILE_H#define EL__UTIL_FILE_H#include <stdio.h>struct directory_entry {	/* The various attribute info collected with the stat_* functions. */	unsigned char *attrib;	/* The full path of the dir entry. */	unsigned char *name;};/* First information such as permissions is gathered for each directory entry. * All entries are then sorted. */struct directory_entry *get_directory_entries(unsigned char *dirname, int get_hidden_files);int file_exists(const unsigned char *filename);int file_can_read(const unsigned char *filename);int file_is_dir(const unsigned char *filename);/* Strips all directory stuff from @filename and returns the * position of where the actual filename starts */unsigned char *get_filename_position(unsigned char *filename);/* Tilde is only expanded for the current users homedir (~/). *//* The returned file name is allocated. */unsigned char *expand_tilde(unsigned char *filename);/* Generate a unique file name by trial and error based on the @fileprefix by * adding suffix counter (e.g. '.42'). *//* The returned file name is allocated if @fileprefix is not unique. */unsigned char *get_unique_name(unsigned char *fileprefix);/* Checks various environment variables to get the name of the temp dir. * Returns a filename by concatenating "<tmpdir>/<name>". */unsigned char *get_tempdir_filename(unsigned char *name);/* Read a line from @file into the dynamically allocated @line, increasing * @line if necessary. Ending whitespace is trimmed. If a line ends * with "\" the next line is read too. *//* If @line is NULL the returned line is allocated and if file reading fails * @line is free()d. */unsigned char *file_read_line(unsigned char *line, size_t *linesize,			      FILE *file, int *linenumber);/* Safe wrapper for mkstemp(). * It enforces permissions by calling umask(0177), call mkstemp(), then * restore previous umask(). */int safe_mkstemp(unsigned char *template);#endif