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/*
* Copyright (c) 2014 by David I. Bell
* Permission is granted to use, distribute, or modify this source,
* provided that this copyright notice remains intact.
*
* Definitions for stand-alone shell for system maintainance for Linux.
*/
#ifndef SASH_H
#define SASH_H
#include <stdio.h>
#include <stdlib.h>
#include <unistd.h>
#include <fcntl.h>
#include <string.h>
#include <memory.h>
#include <time.h>
#include <ctype.h>
#if __OpenBSD__
#include <sys/param.h>
#endif
#if __Linux__
#include <malloc.h>
#endif
#define PATH_LEN 1024
#define CMD_LEN 10240
#define ALIAS_ALLOC 20
#define EXPAND_ALLOC 1024
#define STDIN 0
#define STDOUT 1
#define MAX_SOURCE 10
#define BUF_SIZE 8192
#define isBlank(ch) (((ch) == ' ') || ((ch) == '\t'))
#define isDecimal(ch) (((ch) >= '0') && ((ch) <= '9'))
#define isOctal(ch) (((ch) >= '0') && ((ch) <= '7'))
#define isWildCard(ch) (((ch) == '*') || ((ch) == '?') || ((ch) == '['))
#ifndef MAX
#define MAX(x, y) ((x) > (y) ? (x) : (y))
#endif
#ifndef MIN
#define MIN(x, y) ((x) < (y) ? (x) : (y))
#endif
typedef int BOOL;
#define FALSE ((BOOL) 0)
#define TRUE ((BOOL) 1)
/*
* Built-in command functions.
*/
extern int do_alias(int argc, const char ** argv);
extern int do_aliasall(int argc, const char ** argv);
extern int do_cd(int argc, const char ** argv);
extern int do_exec(int argc, const char ** argv);
extern int do_exit(int argc, const char ** argv);
extern int do_prompt(int argc, const char ** argv);
extern int do_source(int argc, const char ** argv);
extern int do_umask(int argc, const char ** argv);
extern int do_unalias(int argc, const char ** argv);
extern int do_help(int argc, const char ** argv);
extern int do_ln(int argc, const char ** argv);
extern int do_cp(int argc, const char ** argv);
extern int do_mv(int argc, const char ** argv);
extern int do_rm(int argc, const char ** argv);
extern int do_chmod(int argc, const char ** argv);
extern int do_mkdir(int argc, const char ** argv);
extern int do_rmdir(int argc, const char ** argv);
extern int do_mknod(int argc, const char ** argv);
extern int do_chown(int argc, const char ** argv);
extern int do_chgrp(int argc, const char ** argv);
extern int do_sum(int argc, const char ** argv);
extern int do_sync(int argc, const char ** argv);
extern int do_printenv(int argc, const char ** argv);
extern int do_more(int argc, const char ** argv);
extern int do_cmp(int argc, const char ** argv);
extern int do_touch(int argc, const char ** argv);
extern int do_ls(int argc, const char ** argv);
extern int do_dd(int argc, const char ** argv);
extern int do_tar(int argc, const char ** argv);
extern int do_ar(int argc, const char ** argv);
extern int do_mount(int argc, const char ** argv);
extern int do_umount(int argc, const char ** argv);
extern int do_setenv(int argc, const char ** argv);
extern int do_pwd(int argc, const char ** argv);
extern int do_echo(int argc, const char ** argv);
extern int do_kill(int argc, const char ** argv);
extern int do_grep(int argc, const char ** argv);
extern int do_file(int argc, const char ** argv);
extern int do_find(int argc, const char ** argv);
extern int do_ed(int argc, const char ** argv);
extern int do_where(int argc, const char ** argv);
#if HAVE_GZIP
extern int do_gzip(int argc, const char ** argv);
extern int do_gunzip(int argc, const char ** argv);
#endif
#if HAVE_LINUX_ATTR
extern int do_lsattr(int argc, const char ** argv);
extern int do_chattr(int argc, const char ** argv);
#endif
#if HAVE_LINUX_CHROOT
extern int do_chroot(int argc, const char ** argv);
#endif
#if HAVE_LINUX_LOSETUP
extern int do_losetup(int argc, const char ** argv);
#endif
#if HAVE_LINUX_PIVOT
extern int do_pivot_root(int argc, const char ** argv);
extern int pivot_root(const char *new_root, const char *put_old);
#endif
/*
* Global utility routines.
*/
extern const char * modeString(int mode);
extern const char * timeString(time_t timeVal);
extern BOOL isDirectory(const char * name);
extern BOOL isDevice(const char * name);
extern int nameSort(const void * p1, const void * p2);
extern char * getChunk(int size);
extern char * chunkstrdup(const char *);
extern void freeChunks(void);
extern int trySystem(const char * cmd);
extern void tryWrite(int fd, const char * buf, int len);
extern int fullWrite(int fd, const char * buf, int len);
extern int fullRead(int fd, char * buf, int len);
extern void checkStatus(const char * name, int status);
extern BOOL match(const char * text, const char * pattern);
extern const char * buildName
(const char * dirName, const char * fileName);
extern BOOL makeArgs
(const char * cmd, int * argcPtr, const char *** argvPtr);
extern BOOL copyFile
(const char * srcName, const char * destName, BOOL setModes);
extern BOOL makeString
(int argc, const char ** argv, char * buf, int bufLen);
extern int expandWildCards
(const char * fileNamePattern, const char *** retFileTable);
/*
* Global variable to indicate that an SIGINT occurred.
* This is used to stop processing.
*/
extern BOOL intFlag;
#endif
/* END CODE */
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