commands/yap/term.h

   1 /* Copyright (c) 1985 Ceriel J.H. Jacobs */
   2
   3 /* $Header$ */
   4
   5 /* All terminal and terminal dependent stuff */
   6
   7 # ifndef _TERM_
   8 # define PUBLIC extern
   9 # else
  10 # define PUBLIC
  11 # endif
  12
  13 # if USG_TTY
  14 # include <termio.h>
  15 # elif POSIX_TTY
  16 # include <termios.h>
  17 # else
  18 # include <sgtty.h>
  19 # endif
  20
  21 #include <sys/types.h>
  22 #include <signal.h>
  23 #include <sys/ioctl.h>
  24
  25 /* Terminal setting */
  26
  27 PUBLIC int expandtabs;          /* Tabs need expanding? */
  28 PUBLIC int stupid;              /* Stupid terminal */
  29 PUBLIC int hardcopy;            /* Hardcopy terminal */
  30
  31 /* termcap stuff */
  32 PUBLIC
  33 char    *CE,                    /* clear to end of line */
  34         *CL,                    /* clear screen */
  35         *SO,                    /* stand out */
  36         *SE,                    /* stand end */
  37         *US,                    /* underline start */
  38         *UE,                    /* underline end */
  39         *UC,                    /* underline character */
  40         *MD,                    /* bold start */
  41         *ME,                    /* attributes (like bold) off */
  42         *TI,                    /* initialize for CM */
  43         *TE,                    /* End of CM */
  44         *CM,                    /* Cursor addressing */
  45         *TA,                    /* Tab */
  46         *SR,                    /* Scroll reverse */
  47         *AL;                    /* insert line */
  48 PUBLIC
  49 int     LINES,                  /* # of lines on screen */
  50         COLS,                   /* # of colums */
  51         AM,                     /* Automatic margins */
  52         XN,                     /* newline ignored after wrap */
  53         DB;                     /* terminal retains lines below */
  54 PUBLIC
  55 char    HO[20],                 /* Sequence to get to home position */
  56         BO[20];                 /* sequence to get to lower left hand corner */
  57 PUBLIC
  58 int     erasech,                /* users erase character */
  59         killch;                 /* users kill character */
  60 PUBLIC struct state *sppat;     /* Special patterns to be recognized */
  61 PUBLIC char
  62         *BC;                    /* Back space */
  63
  64 #define backspace()     putline(BC)
  65 #define clrscreen()     tputs(CL,LINES,fputch)
  66 #define clrtoeol()      tputs(CE,1,fputch)
  67 #define scrollreverse() tputs(SR,LINES,fputch)
  68 #ifdef VT100_PATCH
  69 #define insert_line(l)  ins_line(l)
  70 #define standout()      tputs(SO,1,fputch)
  71 #define standend()      tputs(SE,1,fputch)
  72 #define underline()     tputs(US,1,fputch)
  73 #define end_underline() tputs(UE,1,fputch)
  74 #define bold()          tputs(MD,1,fputch)
  75 #define end_bold()      tputs(ME,1,fputch)
  76 #define underchar()     tputs(UC,1,fputch)
  77 # else
  78 #define insert_line()   tputs(AL,LINES,fputch)
  79 #define standout()      putline(SO)
  80 #define standend()      putline(SE)
  81 #define underline()     putline(US)
  82 #define end_underline() putline(UE)
  83 #define bold()          putline(MD)
  84 #define end_bold()      putline(ME)
  85 #define underchar()     putline(UC)
  86 # endif
  87 #define givetab()       tputs(TA,1,fputch)
  88
  89 VOID    inittty();
  90 /*
  91  * void inittty()
  92  *
  93  * Initialises the terminal (sets it in cbreak mode, etc)
  94  */
  95
  96 VOID    resettty();
  97 /*
  98  * void resettty()
  99  *
 100  * resets the terminal to the mode in which it was before yap was invoked
 101  */
 102
 103 VOID    ini_terminal();
 104 /*
 105  * void ini_terminal()
 106  *
 107  * Handles the termcap entry for your terminal. In some cases, the terminal
 108  * will be considered stupid.
 109  */
 110
 111 VOID    mgoto();
 112 /*
 113  * void mgoto(n)
 114  * int n;               Line to go to
 115  *
 116  * Put the cursor at the start of the n'th screen line.
 117  * This can be done in several ways (of course).
 118  */
 119
 120 VOID    clrbline();
 121 /*
 122  * void clrbline()
 123  *
 124  * clears the bottom line, by either clearing it to end of line,
 125  * or pushing it of the screen by inserting a line before it.
 126  */
 127
 128 VOID    home();
 129 VOID    bottom();
 130 /*
 131  * Obvious
 132  */
 133
 134 #ifdef WINDOW
 135 int     window();
 136 #endif
 137 # undef PUBLIC