shell.h

Go to the documentation of this file.

#define SHELL_BUFLEN TY_IBUFLEN + 1
#define SHELL_MAXTOK 32
#define SHELL_CMDSTK 8192
#define SHELL_ARGLEN (SHELL_BUFLEN + SHELL_MAXTOK)
#define SHELL_CMDPRIO 20

#define SHELL_BAN0 "\033[31;1m"
#define SHELL_BAN1 "------------------------------------------"
#define SHELL_BAN2 "   __    __   _____    _   _    _    _    "
#define SHELL_BAN3 "   \\ \\  / /  |__ __|  | \\ | |  | |  | |   "
#define SHELL_BAN4 "    \\ \\/ /     | |    |  \\| |  | |  | |   "
#define SHELL_BAN5 "    / /\\ \\    _| |_   | \\   |  | |  | |   "
#define SHELL_BAN6 "   / /  \\ \\  |     |  | | \\ |  \\  --  /   "
#define SHELL_BAN7 "   --    --   -----    -   -     ----     "
#define SHELL_BAN8 "------------------------------------------"
#define SHELL_BAN9 "\033[0m\n"

#define SHELL_PROMPT "xsh $ "
#define SHELL_STRTMSG "Welcome to Xinu!\n"
#define SHELL_EXITMSG "Shell closed\n"
#define SHELL_SYNERRMSG "Syntax error\n"
#define SHELL_CREATMSG "Cannot create process\n"
#define SHELL_INERRMSG "Cannot open file %s for input\n"
#define SHELL_OUTERRMSG "Cannot open file %s for output\n"
#define SHELL_BGERRMSG "Cannot redirect I/O or background a builtin\n"

#define SH_NEWLINE '\n'
#define SH_EOF '\04'
#define SH_AMPER '&'
#define SH_BLANK ' '
#define SH_TAB '\t'
#define SH_SQUOTE '\''
#define SH_DQUOTE '"'
#define SH_LESS '<'
#define SH_GREATER '>'

#define SH_TOK_AMPER 0
#define SH_TOK_LESS 1
#define SH_TOK_GREATER 2
#define SH_TOK_OTHER 3

#define SHELL_OK 0
#define SHELL_ERROR 1
#define SHELL_EXIT -3

/* Structure of an entry in the table of shell commands */

struct cmdent
{
    char *cname;
    bool8 cbuiltin;
    int32 (*cfunc)(int32, char *[]);
};

extern uint32 ncmd;
extern const struct cmdent cmdtab[];