commands/yap/commands.h

   1 /* Copyright (c) 1985 Ceriel J.H. Jacobs */
   2
   3 /* $Header$ */
   4
   5 # ifndef _COMMANDS_
   6 # define PUBLIC extern
   7 # else
   8 # define PUBLIC
   9 # endif
  10
  11 /* Flags, describing properties of commands */
  12
  13 # define SCREENSIZE_ADAPT       01      /* Can change screen size */
  14 # define SCROLLSIZE_ADAPT       02      /* Can change scrollsize */
  15 # define TONEXTFILE             04      /* to next file */
  16 # define AHEAD                  010     /* goes ahead in the file */
  17 # define BACK                   020     /* goes back in the file */
  18 # define NEEDS_SCREEN           040     /* needs screen info */
  19 # define TOPREVFILE             0100    /* to previous file */
  20 # define STICKY                 0200    /* remember for lastcomm */
  21 # define NEEDS_COUNT            0400    /* command needs a count */
  22 # define ESC                    01000   /* shell or pipe escape */
  23
  24 extern struct commands {
  25     char *c_cmd;                /* Short mnemonic for a command */
  26     int c_flags;                /* describes command properties */
  27     int (*c_func)();            /* Function executing the command */
  28     char *c_descr;              /* Short command description */
  29 } commands[];
  30
  31 int     do_chkm();
  32 /*
  33  * int  do_chkm(cnt)
  34  * long cnt;                    Ignored
  35  *
  36  * Switch to other keymap
  37  */
  38
  39 VOID    do_comm();
  40 /*
  41  * void do_comm(command, count)
  42  * int command;                 Index in the commands array
  43  * long count;                  Some commands possibly take a count
  44  *
  45  * Checks and executes commands.
  46  */
  47
  48 int     lookup();
  49 /*
  50  * int lookup(str)
  51  * char *str;
  52  *
  53  * Searches the string "str" in the command list.
  54  * It returns its index if it exists, otherwise it returns 0.
  55  */
  56
  57 VOID    wrt_fd();
  58 /*
  59  * void wrt_fd(fd)
  60  * int fd;                      File descriptor
  61  *
  62  * Write input to file descriptor fd
  63  */
  64 # undef PUBLIC