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/*
* Directory and path functions
* Copyright
* (C) 1992 Joseph H. Allen
*
* This file is part of JOE (Joe's Own Editor)
*/
#ifndef JUPP_PATH_H
#define JUPP_PATH_H
#ifdef EXTERN
__IDSTRING(rcsid_path_h, "$MirOS: contrib/code/jupp/path.h,v 1.20 2020/04/07 11:56:41 tg Exp $");
#endif
#if defined(__MSDOS__) || defined(__DJGPP__) || defined(__EMX__) || \
defined(__CYGWIN__) || defined(_WIN32)
/*XXX check this for all platforms */
#define HAVE_BACKSLASH_PATHS 1
#define HAVE_DRIVE_LETTERS 1
#else
#define HAVE_BACKSLASH_PATHS 0
#define HAVE_DRIVE_LETTERS 0
#endif
#if HAVE_BACKSLASH_PATHS
unsigned char *joesep(unsigned char *path);
#else
#define joesep(path) (path)
#endif
#if JUPP_WIN32RELOC
#undef JOERC
extern unsigned char has_JOERC, *get_JOERC;
void init_JOERC(void);
#else
#define has_JOERC 1
#define get_JOERC JOERC
#define init_JOERC() /* nothing */
#endif
/* char *namprt(char *path);
* Return name part of a path. There is no name if the last character
* in the path is '/'.
*
* The name part of "/hello/there" is "there"
* The name part of "/hello/" is ""
* The name part if "/" is ""
*/
unsigned char *namprt(unsigned char *path);
unsigned char *namepart(unsigned char *tmp, unsigned char *path)
ATTR_BOUNDED((__minbytes__,1,1024));
/* char *dirprt(char *path);
* Return directory and drive part of a path. I.E., everything to the
* left of the name part.
*
* The directory part of "/hello/there" is "/hello/"
* The directory part of "/hello/" is "/hello/"
* The directory part of "/" is "/"
*
* dirprt_ptr points to just beyond what dirprt returns.
*/
unsigned char *dirprt(unsigned char *path);
unsigned char *dirprt_ptr(unsigned char *path);
/* char *begprt(char *path);
* Return the beginning part of a path.
*
* The beginning part of "/hello/there" is "/hello/"
* The beginning part of "/hello/" is "/"
* The beginning part of "/" is "/"
*/
unsigned char *begprt(unsigned char *path);
/* char *endprt(char *path);
* Return the ending part of a path.
*
* The ending part of "/hello/there" is "there"
* The ending part of "/hello/" is "hello/"
* The ending part of "/" is ""
*/
unsigned char *endprt(unsigned char *path);
/* int mkpath(char *path);
* Make sure path exists. If it doesn't, try to create it
*
* Returns 1 for error or 0 for success. The current directory
* and drive will be at the given path if successful, otherwise
* the drive and path will be elsewhere (not necessarily where they
* were before mkpath was called).
*/
int mkpath(unsigned char *path);
/* char *mktmp(char *, int *);
* Create an empty temporary file. The file name created is the string passed
* to this function postfixed with /joe.tmp.XXXXXX, where XXXXXX is some
* string six chars long which makes this file unique.
* If second argument is not NULL, fd is kept open and stored there.
*/
unsigned char *mktmp(const unsigned char *where, int *fdp);
/* Change drive and directory */
#define chddir chdir
/* int rmatch(char *pattern,char *string);
* Return true if string matches pattern
*
* Pattern is:
* * matches 0 or more charcters
* ? matches any 1 character
* [...] matches 1 character in set
* [^...] matches 1 character not in set
* [[] matches [
* [*] matches *
* [?] matches ?
* any other matches self
*
* Ranges of characters may be specified in sets with 'A-B'
* '-' may be specified in sets by placing it at the ends
* '[' may be specified in sets by placing it first
*/
int rmatch(const unsigned char *a, const unsigned char *b);
int isreg(unsigned char *s);
/* char **rexpnd(char *path,char *pattern);
* Generate array (see va.h) of file names from directory in 'path'
* which match the pattern 'pattern'
*/
unsigned char **rexpnd(const unsigned char *word);
int chJpwd(const unsigned char *path);
int chpwd(const unsigned char *path);
unsigned char *pwd(void);
#endif
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