shell.h File Reference

#include <stdio.h>
#include <string.h>
#include <stdlib.h>
#include <signal.h>
#include <unistd.h>
#include <sys/wait.h>
#include <sys/types.h>
#include <sys/stat.h>
#include <fcntl.h>

Go to the source code of this file.

Classes

• struct varslot

Defines

• #define TRUE   1
• #define FALSE   0
• #define lowbyte(w)   ((w) & 0377)
• #define highbyte(w)   lowbyte((w) >>8)
• #define MAXVAR   50

Typedefs

• typedef short BOOLEAN

Functions

• char * malloc ()
• char ** realloc ()
• BOOLEAN assign (char **p, char *s)
• BOOLEAN EVexport (char *name)
• varslot * find (char *name)
• BOOLEAN EVset (char *name, char *val)
• BOOLEAN EVinit ()
• char * EVget (char *name)
• void fatal (char *msg)
• void syserr (char *msg)
• BOOLEAN EVupdate ()
• void EVprint ()
• void asg (int argc, char *argv[])
• void set (int argc, char *argv[])
• void export (int argc, char *argv[])
• void statusprt (int pid, int status)
• void ignoresig ()
• void entrysig ()
• void catchsigs ()
• void setsig (sig, fcn) int sig
• TOKEN gettoken (char *word)

Variables

• varslot sym [MAXVAR]
• char ** environ
• void(* entryint )()
• void(*)(*) entryquit ()
• void(* fcn )()

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Define Documentation

#define FALSE   0

Definition at line 12 of file shell.h.

#define highbyte (  w   )     lowbyte((w) >>8)

Definition at line 14 of file shell.h. Referenced by statusprt().

#define lowbyte (  w   )     ((w) & 0377)

Definition at line 13 of file shell.h. Referenced by statusprt().

#define MAXVAR   50

Definition at line 18 of file shell.h. Referenced by EVprint(), EVupdate(), and find().

#define TRUE   1

Definition at line 11 of file shell.h.

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Typedef Documentation

typedef short BOOLEAN

Definition at line 16 of file shell.h. Referenced by assign(), command(), EVexport(), EVinit(), EVset(), EVupdate(), ignoresig(), and invoke().

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Function Documentation

void asg (  int  argc, char *  argv[] )

Definition at line 176 of file shell.h.

BOOLEAN assign (  char **  p, char *  s )  [static]

Definition at line 30 of file shell.h. Referenced by EVexport(), and EVset().

void catchsigs (   )

Definition at line 286 of file shell.h.

void entrysig (   )

Definition at line 279 of file shell.h. Referenced by invoke().

BOOLEAN EVexport (  char *  name  )

Definition at line 46 of file shell.h. Referenced by EVinit(), and export().

char* EVget (  char *  name  )

Definition at line 105 of file shell.h. Referenced by main().

BOOLEAN EVinit (   )

Definition at line 89 of file shell.h. Referenced by main().

void EVprint (   )

Definition at line 166 of file shell.h. Referenced by set().

BOOLEAN EVset (  char *  name, char *  val )

Definition at line 79 of file shell.h. Referenced by asg(), and EVinit().

BOOLEAN EVupdate (   )

Definition at line 134 of file shell.h. Referenced by invoke().

void export (  int  argc, char *  argv[] )

Definition at line 200 of file shell.h.

void fatal (  char *  msg  )

Definition at line 114 of file shell.h. Referenced by invoke(), and main().

struct varslot* find (  char *  name  )  [static]

Definition at line 61 of file shell.h. Referenced by EVexport(), EVget(), and EVset().

TOKEN gettoken (  char *  word  )  [static]

Definition at line 332 of file shell.h. Referenced by command().

void ignoresig (   )

Definition at line 262 of file shell.h. Referenced by main().

char* malloc (   )

Referenced by assign(), command(), create_timer(), EVupdate(), levantar_fat(), main(), open(), sys_read_debug(), sys_show(), and umalloc_page().

char* * realloc (   )

Referenced by assign(), and EVupdate().

void set (  int  argc, char *  argv[] )

Definition at line 191 of file shell.h. Referenced by export(), sigprocmask(), and sys_sigprocmask().

void setsig (  sig  , fcn  )  [static]

Referenced by catchsigs().

void statusprt (  int  pid, int  status )

Definition at line 216 of file shell.h.

void syserr (  char *  msg  )

Definition at line 120 of file shell.h. Referenced by command(), entrysig(), ignoresig(), and invoke().

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Variable Documentation

void(* entryint)() [static]

Referenced by entrysig(), and ignoresig().

void(*)(*) entryquit()

Definition at line 260 of file shell.h. Referenced by entrysig(), and ignoresig().

char** environ

Definition at line 26 of file shell.h. Referenced by EVinit(), and EVupdate().

void(* fcn)()

Definition at line 299 of file shell.h.

struct varslot sym[MAXVAR] [static]

Referenced by EVprint(), EVupdate(), and find().

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