# 2.11BSD#431 - /usr/src/local/less/screen.c

##### Functions

    add_line          X
    backspace         X
    bell              X
    bo_enter          X
    bo_exit           X
    clear             X
    clear_eol         X
    deinit            X
    get_term          X
    home              X
    init              X
    lower_left        X
    putbs             X
    raw_mode          X
    so_enter          X
    so_exit           X
    ul_enter          X
    ul_exit           X
    vbell             X

##### Variables

    PC                X
    auto_wrap         X
    be_width          X
    bo_width          X
    erase_char        X
    ignaw             X
    kill_char         X
    ospeed            X
    public            X
    sc_height         X
    sc_width          X
    sc_window         X
    se_width          X
    so_width          X
    ue_width          X
    ul_width          X

       1: /*
       2:  * Routines which deal with the characteristics of the terminal.
       3:  * Uses termcap to be as terminal-independent as possible.
       4:  *
       5:  * {{ Someday this should be rewritten to use curses. }}
       6:  */
       7:
       8: #include "less.h"
       9: #if XENIX
      10: #include <sys/types.h>
      11: #include <sys/ioctl.h>
      12: #endif
      13:
      14: #if TERMIO
      15: #include <termio.h>
      16: #else
      17: #include <sgtty.h>
      18: #endif
      19:
      20: /*
      21:  * Strings passed to tputs() to do various terminal functions.
      22:  */
      23: static char
      24:     *sc_pad,        /* Pad string */
      25:     *sc_home,       /* Cursor home */
      26:     *sc_addline,        /* Add line, scroll down following lines */
      27:     *sc_lower_left,     /* Cursor to last line, first column */
      28:     *sc_move,       /* General cursor positioning */
      29:     *sc_clear,      /* Clear screen */
      30:     *sc_eol_clear,      /* Clear to end of line */
      31:     *sc_s_in,       /* Enter standout (highlighted) mode */
      32:     *sc_s_out,      /* Exit standout mode */
      33:     *sc_u_in,       /* Enter underline mode */
      34:     *sc_u_out,      /* Exit underline mode */
      35:     *sc_b_in,       /* Enter bold mode */
      36:     *sc_b_out,      /* Exit bold mode */
      37:     *sc_visual_bell,    /* Visual bell (flash screen) sequence */
      38:     *sc_backspace,      /* Backspace cursor */
      39:     *sc_init,       /* Startup terminal initialization */
      40:     *sc_deinit;     /* Exit terminal de-intialization */
      41: static int dumb;
      42: static int hard;
      43:
      44: public int auto_wrap;       /* Terminal does \r\n when write past margin */
      45: public int ignaw;       /* Terminal ignores \n immediately after wrap */
      46: public int erase_char, kill_char; /* The user's erase and line-kill chars */
      47: public int sc_width, sc_height; /* Height & width of screen */
      48: public int sc_window = -1;  /* window size for forward and backward */
      49: public int bo_width, be_width;  /* Printing width of boldface sequences */
      50: public int ul_width, ue_width;  /* Printing width of underline sequences */
      51: public int so_width, se_width;  /* Printing width of standout sequences */
      52:
      53: /*
      54:  * These two variables are sometimes defined in,
      55:  * and needed by, the termcap library.
      56:  * It may be necessary on some systems to declare them extern here.
      57:  */
      58: /*extern*/ short ospeed;    /* Terminal output baud rate */
      59: /*extern*/ char PC;     /* Pad character */
      60:
      61: extern int quiet;       /* If VERY_QUIET, use visual bell for bell */
      62: extern int know_dumb;       /* Don't complain about a dumb terminal */
      63: extern int back_scroll;
      64: char *tgetstr();
      65: char *tgoto();
      66:
      67: /*
      68:  * Change terminal to "raw mode", or restore to "normal" mode.
      69:  * "Raw mode" means
      70:  *	1. An outstanding read will complete on receipt of a single keystroke.
      71:  *	2. Input is not echoed.
      72:  *	3. On output, \n is mapped to \r\n.
      73:  *	4. \t is NOT expanded into spaces.
      74:  *	5. Signal-causing characters such as ctrl-C (interrupt),
      75:  *	   etc. are NOT disabled.
      76:  * It doesn't matter whether an input \n is mapped to \r, or vice versa.
      77:  */
      78:     public void
      79: raw_mode(on)
      80:     int on;
      81: {
      82: #if TERMIO
      83:     struct termio s;
      84:     static struct termio save_term;
      85:
      86:     if (on)
      87:     {
      88:         /*
      89: 		 * Get terminal modes.
      90: 		 */
      91:         ioctl(2, TCGETA, &s);
      92:
      93:         /*
      94: 		 * Save modes and set certain variables dependent on modes.
      95: 		 */
      96:         save_term = s;
      97:         ospeed = s.c_cflag & CBAUD;
      98:         erase_char = s.c_cc[VERASE];
      99:         kill_char = s.c_cc[VKILL];
     100:
     101:         /*
     102: 		 * Set the modes to the way we want them.
     103: 		 */
     104:         s.c_lflag &= ~(ICANON|ECHO|ECHOE|ECHOK|ECHONL);
     105:         s.c_oflag |=  (OPOST|ONLCR|TAB3);
     106:         s.c_oflag &= ~(OCRNL|ONOCR|ONLRET);
     107:         s.c_cc[VMIN] = 1;
     108:         s.c_cc[VTIME] = 0;
     109:     } else
     110:     {
     111:         /*
     112: 		 * Restore saved modes.
     113: 		 */
     114:         s = save_term;
     115:     }
     116:     ioctl(2, TCSETAW, &s);
     117: #else
     118:     struct sgttyb s;
     119:     static struct sgttyb save_term;
     120:
     121:     if (on)
     122:     {
     123:         /*
     124: 		 * Get terminal modes.
     125: 		 */
     126:         ioctl(2, TIOCGETP, &s);
     127:
     128:         /*
     129: 		 * Save modes and set certain variables dependent on modes.
     130: 		 */
     131:         save_term = s;
     132:         ospeed = s.sg_ospeed;
     133:         erase_char = s.sg_erase;
     134:         kill_char = s.sg_kill;
     135:
     136:         /*
     137: 		 * Set the modes to the way we want them.
     138: 		 */
     139:         s.sg_flags |= CBREAK;
     140:         s.sg_flags &= ~(ECHO|XTABS);
     141:     } else
     142:     {
     143:         /*
     144: 		 * Restore saved modes.
     145: 		 */
     146:         s = save_term;
     147:     }
     148:     ioctl(2, TIOCSETN, &s);
     149: #endif
     150: }
     151:
     152:     static void
     153: cannot(s)
     154:     char *s;
     155: {
     156:     char message[100];
     157:
     158:     if (know_dumb)
     159:         /*
     160: 		 * He knows he has a dumb terminal, so don't tell him.
     161: 		 */
     162:         return;
     163:
     164:     sprintf(message, "WARNING: terminal cannot \"%s\"", s);
     165:     error(message);
     166: }
     167:
     168: /*
     169:  * Get terminal capabilities via termcap.
     170:  */
     171:     public void
     172: get_term()
     173: {
     174:     char termbuf[1024];
     175:     char *sp;
     176:     static char sbuf[150];
     177:
     178:     char *getenv();
     179:
     180:     /*
     181: 	 * Find out what kind of terminal this is.
     182: 	 */
     183:     if (tgetent(termbuf, getenv("TERM")) <= 0)
     184:         dumb = 1;
     185:
     186:     /*
     187: 	 * Get size of the screen.
     188: 	 */
     189:     if (dumb || (sc_height = tgetnum("li")) < 0 || tgetflag("hc"))
     190:     {
     191:         /* Oh no, this is a hardcopy terminal. */
     192:         hard = 1;
     193:         sc_height = 24;
     194:     }
     195:     /*
     196: 	 * This is terrible - the following if "knows" that it is being
     197: 	 * executed *after* command line and environment options have
     198: 	 * already been parsed.  Should it be executed in the main program
     199: 	 * instead?
     200: 	 */
     201:     if ((sc_window <= 0) || (sc_window >= sc_height))
     202:         sc_window = sc_height-1;
     203:     if (dumb || (sc_width = tgetnum("co")) < 0)
     204:         sc_width = 80;
     205:
     206:     auto_wrap = tgetflag("am");
     207:     ignaw = tgetflag("xn");
     208:
     209:     /*
     210: 	 * Assumes termcap variable "sg" is the printing width of
     211: 	 * the standout sequence, the end standout sequence,
     212: 	 * the underline sequence, the end underline sequence,
     213: 	 * the boldface sequence, and the end boldface sequence.
     214: 	 */
     215:     if ((so_width = tgetnum("sg")) < 0)
     216:         so_width = 0;
     217:     be_width = bo_width = ue_width = ul_width = se_width = so_width;
     218:
     219:     /*
     220: 	 * Get various string-valued capabilities.
     221: 	 */
     222:     sp = sbuf;
     223:
     224:     sc_pad = (dumb) ? NULL : tgetstr("pc", &sp);
     225:     if (sc_pad != NULL)
     226:         PC = *sc_pad;
     227:
     228:     sc_init = (dumb) ? NULL : tgetstr("ti", &sp);
     229:     if (sc_init == NULL)
     230:         sc_init = "";
     231:
     232:     sc_deinit= (dumb) ? NULL : tgetstr("te", &sp);
     233:     if (sc_deinit == NULL)
     234:         sc_deinit = "";
     235:
     236:     sc_eol_clear = (dumb) ? NULL : tgetstr("ce", &sp);
     237:     if (hard || sc_eol_clear == NULL || *sc_eol_clear == '\0')
     238:     {
     239:         cannot("clear to end of line");
     240:         sc_eol_clear = "";
     241:     }
     242:
     243:     sc_clear = (dumb) ? NULL : tgetstr("cl", &sp);
     244:     if (hard || sc_clear == NULL || *sc_clear == '\0')
     245:     {
     246:         cannot("clear screen");
     247:         sc_clear = "\n\n";
     248:     }
     249:
     250:     sc_move = (dumb) ? NULL : tgetstr("cm", &sp);
     251:     if (hard || sc_move == NULL || *sc_move == '\0')
     252:     {
     253:         /*
     254: 		 * This is not an error here, because we don't
     255: 		 * always need sc_move.
     256: 		 * We need it only if we don't have home or lower-left.
     257: 		 */
     258:         sc_move = "";
     259:     }
     260:
     261:     sc_s_in = (dumb) ? NULL : tgetstr("so", &sp);
     262:     if (hard || sc_s_in == NULL)
     263:         sc_s_in = "";
     264:
     265:     sc_s_out = (dumb) ? NULL : tgetstr("se", &sp);
     266:     if (hard || sc_s_out == NULL)
     267:         sc_s_out = "";
     268:
     269:     sc_u_in = (dumb) ? NULL : tgetstr("us", &sp);
     270:     if (hard || sc_u_in == NULL)
     271:         sc_u_in = sc_s_in;
     272:
     273:     sc_u_out = (dumb) ? NULL : tgetstr("ue", &sp);
     274:     if (hard || sc_u_out == NULL)
     275:         sc_u_out = sc_s_out;
     276:
     277:     sc_b_in = (dumb) ? NULL : tgetstr("md", &sp);
     278:     if (hard || sc_b_in == NULL)
     279:     {
     280:         sc_b_in = sc_s_in;
     281:         sc_b_out = sc_s_out;
     282:     } else
     283:     {
     284:         sc_b_out = (dumb) ? NULL : tgetstr("me", &sp);
     285:         if (hard || sc_b_out == NULL)
     286:             sc_b_out = "";
     287:     }
     288:
     289:     sc_visual_bell = (dumb) ? NULL : tgetstr("vb", &sp);
     290:     if (hard || sc_visual_bell == NULL)
     291:         sc_visual_bell = "";
     292:
     293:     sc_home = (dumb) ? NULL : tgetstr("ho", &sp);
     294:     if (hard || sc_home == NULL || *sc_home == '\0')
     295:     {
     296:         if (*sc_move == '\0')
     297:         {
     298:             cannot("home cursor");
     299:             /*
     300: 			 * This last resort for sc_home is supposed to
     301: 			 * be an up-arrow suggesting moving to the
     302: 			 * top of the "virtual screen". (The one in
     303: 			 * your imagination as you try to use this on
     304: 			 * a hard copy terminal.)
     305: 			 */
     306:             sc_home = "|\b^";
     307:         } else
     308:         {
     309:             /*
     310: 			 * No "home" string,
     311: 			 * but we can use "move(0,0)".
     312: 			 */
     313:             strcpy(sp, tgoto(sc_move, 0, 0));
     314:             sc_home = sp;
     315:             sp += strlen(sp) + 1;
     316:         }
     317:     }
     318:
     319:     sc_lower_left = (dumb) ? NULL : tgetstr("ll", &sp);
     320:     if (hard || sc_lower_left == NULL || *sc_lower_left == '\0')
     321:     {
     322:         if (*sc_move == '\0')
     323:         {
     324:             cannot("move cursor to lower left of screen");
     325:             sc_lower_left = "\r";
     326:         } else
     327:         {
     328:             /*
     329: 			 * No "lower-left" string,
     330: 			 * but we can use "move(0,last-line)".
     331: 			 */
     332:             strcpy(sp, tgoto(sc_move, 0, sc_height-1));
     333:             sc_lower_left = sp;
     334:             sp += strlen(sp) + 1;
     335:         }
     336:     }
     337:
     338:     /*
     339: 	 * To add a line at top of screen and scroll the display down,
     340: 	 * we use "al" (add line) or "sr" (scroll reverse).
     341: 	 */
     342:     if (dumb)
     343:         sc_addline = NULL;
     344:     else if ((sc_addline = tgetstr("al", &sp)) == NULL ||
     345:          *sc_addline == '\0')
     346:         sc_addline = tgetstr("sr", &sp);
     347:
     348:     if (hard || sc_addline == NULL || *sc_addline == '\0')
     349:     {
     350:         cannot("scroll backwards");
     351:         sc_addline = "";
     352:         /* Force repaint on any backward movement */
     353:         back_scroll = 0;
     354:     }
     355:
     356:     if (dumb || tgetflag("bs"))
     357:         sc_backspace = "\b";
     358:     else
     359:     {
     360:         sc_backspace = tgetstr("bc", &sp);
     361:         if (sc_backspace == NULL || *sc_backspace == '\0')
     362:             sc_backspace = "\b";
     363:     }
     364: }
     365:
     366:
     367: /*
     368:  * Below are the functions which perform all the
     369:  * terminal-specific screen manipulation.
     370:  */
     371:
     372:
     373: /*
     374:  * Initialize terminal
     375:  */
     376:     public void
     377: init()
     378: {
     379:     tputs(sc_init, sc_height, putc);
     380: }
     381:
     382: /*
     383:  * Deinitialize terminal
     384:  */
     385:     public void
     386: deinit()
     387: {
     388:     tputs(sc_deinit, sc_height, putc);
     389: }
     390:
     391: /*
     392:  * Home cursor (move to upper left corner of screen).
     393:  */
     394:     public void
     395: home()
     396: {
     397:     tputs(sc_home, 1, putc);
     398: }
     399:
     400: /*
     401:  * Add a blank line (called with cursor at home).
     402:  * Should scroll the display down.
     403:  */
     404:     public void
     405: add_line()
     406: {
     407:     tputs(sc_addline, sc_height, putc);
     408: }
     409:
     410: /*
     411:  * Move cursor to lower left corner of screen.
     412:  */
     413:     public void
     414: lower_left()
     415: {
     416:     tputs(sc_lower_left, 1, putc);
     417: }
     418:
     419: /*
     420:  * Ring the terminal bell.
     421:  */
     422:     public void
     423: bell()
     424: {
     425:     if (quiet == VERY_QUIET)
     426:         vbell();
     427:     else
     428:         putc('\7');
     429: }
     430:
     431: /*
     432:  * Output the "visual bell", if there is one.
     433:  */
     434:     public void
     435: vbell()
     436: {
     437:     if (*sc_visual_bell == '\0')
     438:         return;
     439:     tputs(sc_visual_bell, sc_height, putc);
     440: }
     441:
     442: /*
     443:  * Clear the screen.
     444:  */
     445:     public void
     446: clear()
     447: {
     448:     tputs(sc_clear, sc_height, putc);
     449: }
     450:
     451: /*
     452:  * Clear from the cursor to the end of the cursor's line.
     453:  * {{ This must not move the cursor. }}
     454:  */
     455:     public void
     456: clear_eol()
     457: {
     458:     tputs(sc_eol_clear, 1, putc);
     459: }
     460:
     461: /*
     462:  * Begin "standout" (bold, underline, or whatever).
     463:  */
     464:     public void
     465: so_enter()
     466: {
     467:     tputs(sc_s_in, 1, putc);
     468: }
     469:
     470: /*
     471:  * End "standout".
     472:  */
     473:     public void
     474: so_exit()
     475: {
     476:     tputs(sc_s_out, 1, putc);
     477: }
     478:
     479: /*
     480:  * Begin "underline" (hopefully real underlining,
     481:  * otherwise whatever the terminal provides).
     482:  */
     483:     public void
     484: ul_enter()
     485: {
     486:     tputs(sc_u_in, 1, putc);
     487: }
     488:
     489: /*
     490:  * End "underline".
     491:  */
     492:     public void
     493: ul_exit()
     494: {
     495:     tputs(sc_u_out, 1, putc);
     496: }
     497:
     498: /*
     499:  * Begin "bold"
     500:  */
     501:     public void
     502: bo_enter()
     503: {
     504:     tputs(sc_b_in, 1, putc);
     505: }
     506:
     507: /*
     508:  * End "bold".
     509:  */
     510:     public void
     511: bo_exit()
     512: {
     513:     tputs(sc_b_out, 1, putc);
     514: }
     515:
     516: /*
     517:  * Erase the character to the left of the cursor
     518:  * and move the cursor left.
     519:  */
     520:     public void
     521: backspace()
     522: {
     523:     /*
     524: 	 * Try to erase the previous character by overstriking with a space.
     525: 	 */
     526:     tputs(sc_backspace, 1, putc);
     527:     putc(' ');
     528:     tputs(sc_backspace, 1, putc);
     529: }
     530:
     531: /*
     532:  * Output a plain backspace, without erasing the previous char.
     533:  */
     534:     public void
     535: putbs()
     536: {
     537:     tputs(sc_backspace, 1, putc);
     538: }

#### Defined functions

add_line defined in line 404; used 2 times

- in /usr/src/local/less/funcs.h line 51
- in /usr/src/local/less/prim.c line 192

backspace defined in line 520; used 3 times

- in /usr/src/local/less/command.c line 57-60(2)
- in /usr/src/local/less/funcs.h line 63

bell defined in line 422; used 6 times

- in /usr/src/local/less/command.c line 113, 639
- in /usr/src/local/less/funcs.h line 53
- in /usr/src/local/less/output.c line 204
- in /usr/src/local/less/prim.c line 26
- in /usr/src/local/less/signal.c line 133

bo_enter defined in line 501; used 2 times

- in /usr/src/local/less/funcs.h line 61
- in /usr/src/local/less/output.c line 54

bo_exit defined in line 510; used 2 times

- in /usr/src/local/less/funcs.h line 62
- in /usr/src/local/less/output.c line 58

cannot defined in line 152; used 5 times

- in line 239, 246, 298, 324, 350

clear defined in line 445; used 4 times

- in /usr/src/local/less/funcs.h line 55
- in /usr/src/local/less/prim.c line 83, 104, 290

clear_eol defined in line 455; used 12 times

- in /usr/src/local/less/ch.c line 191
- in /usr/src/local/less/command.c line 73, 169, 525, 617, 630
- in /usr/src/local/less/funcs.h line 56
- in /usr/src/local/less/main.c line 364
- in /usr/src/local/less/output.c line 196
- in /usr/src/local/less/prim.c line 89
- in /usr/src/local/less/signal.c line 101, 162

deinit defined in line 385; used 3 times

- in /usr/src/local/less/funcs.h line 49
- in /usr/src/local/less/main.c line 365
- in /usr/src/local/less/signal.c line 171

get_term defined in line 171; used 2 times

- in /usr/src/local/less/funcs.h line 47
- in /usr/src/local/less/main.c line 306

home defined in line 394; used 4 times

- in /usr/src/local/less/funcs.h line 50
- in /usr/src/local/less/prim.c line 84, 105, 191

init defined in line 376; used 3 times

- in /usr/src/local/less/funcs.h line 48
- in /usr/src/local/less/main.c line 308
- in /usr/src/local/less/signal.c line 203

lower_left defined in line 413; used 13 times

- in /usr/src/local/less/ch.c line 190
- in /usr/src/local/less/command.c line 72, 137, 168, 524, 616, 629
- in /usr/src/local/less/funcs.h line 52
- in /usr/src/local/less/main.c line 363
- in /usr/src/local/less/output.c line 195
- in /usr/src/local/less/prim.c line 88
- in /usr/src/local/less/signal.c line 100, 161

putbs defined in line 534; used 2 times

- in /usr/src/local/less/funcs.h line 64
- in /usr/src/local/less/output.c line 69

raw_mode defined in line 78; used 7 times

- in /usr/src/local/less/funcs.h line 46
- in /usr/src/local/less/main.c line 305, 367
- in /usr/src/local/less/signal.c line 103, 126, 173, 202

so_enter defined in line 464; used 4 times

- in /usr/src/local/less/ch.c line 192
- in /usr/src/local/less/command.c line 175
- in /usr/src/local/less/funcs.h line 57
- in /usr/src/local/less/output.c line 197

so_exit defined in line 473; used 4 times

- in /usr/src/local/less/ch.c line 194
- in /usr/src/local/less/command.c line 177
- in /usr/src/local/less/funcs.h line 58
- in /usr/src/local/less/output.c line 200

ul_enter defined in line 483; used 2 times

- in /usr/src/local/less/funcs.h line 59
- in /usr/src/local/less/output.c line 46

ul_exit defined in line 492; used 2 times

- in /usr/src/local/less/funcs.h line 60
- in /usr/src/local/less/output.c line 50

vbell defined in line 434; used 3 times

- in line 426
- in /usr/src/local/less/funcs.h line 54
- in /usr/src/local/less/prim.c line 28

#### Defined variables

PC defined in line 59; used 1 times

- in line 226

auto_wrap defined in line 44; used 1 times

- in line 206

be_width defined in line 49; used 7 times

- in line 217
- in /usr/src/local/less/line.c line 148, 252, 267, 314-315(2)
- in /usr/src/local/less/output.c line 59

bo_width defined in line 49; used 7 times

- in line 217
- in /usr/src/local/less/line.c line 148, 155, 164-169(2), 252
- in /usr/src/local/less/output.c line 55

dumb defined in line 41; used 20 times

- in line 184-189(2), 203, 224-236(4), 243, 250, 261-277(5), 284-293(3), 319, 342, 356

erase_char defined in line 46; used 7 times

- in line 98, 133
- in /usr/src/local/less/command.c line 86, 310, 601, 620, 633

hard defined in line 42; used 14 times

- in line 192, 237, 244, 251, 262-278(5), 285-294(3), 320, 348

ignaw defined in line 45; used 1 times

- in line 207

kill_char defined in line 46; used 7 times

- in line 99, 134
- in /usr/src/local/less/command.c line 90, 310, 601, 620, 633

ospeed defined in line 58; used 2 times

- in line 97, 132

public defined in line 534; never used
sc_addline defined in line 26; used 8 times

- in line 343-351(7), 407

sc_b_in defined in line 35; used 4 times

- in line 277-280(3), 504

sc_b_out defined in line 36; used 5 times

- in line 281-286(4), 513

sc_backspace defined in line 38; used 8 times

- in line 357-362(5), 526-528(2), 537

sc_clear defined in line 29; used 5 times

- in line 243-247(4), 448

sc_deinit defined in line 40; used 4 times

- in line 232-234(3), 388

sc_eol_clear defined in line 30; used 5 times

- in line 236-240(4), 458

sc_height defined in line 47; used 23 times

- in line 189-193(2), 201-202(2), 332, 379, 388, 407, 439, 448
- in /usr/src/local/less/position.c line 35-38(2), 56-58(2), 73, 86, 103
- in /usr/src/local/less/prim.c line 71-75(2), 166, 257, 293, 520

sc_home defined in line 25; used 6 times

- in line 293-294(3), 306, 314, 397

sc_init defined in line 39; used 4 times

- in line 228-230(3), 379

sc_lower_left defined in line 27; used 6 times

- in line 319-325(4), 333, 416

sc_move defined in line 28; used 8 times

- in line 250-251(3), 258, 296, 313, 322, 332

sc_pad defined in line 24; used 3 times

- in line 224-226(3)

sc_s_in defined in line 31; used 6 times

- in line 261-263(3), 271, 280, 467

sc_s_out defined in line 32; used 6 times

- in line 265-267(3), 275, 281, 476

sc_u_in defined in line 33; used 4 times

- in line 269-271(3), 486

sc_u_out defined in line 34; used 4 times

- in line 273-275(3), 495

sc_visual_bell defined in line 37; used 5 times

- in line 289-291(3), 437-439(2)

sc_width defined in line 47; used 12 times

- in line 203-204(2)
- in /usr/src/local/less/command.c line 101
- in /usr/src/local/less/line.c line 76, 148, 179, 252, 267
- in /usr/src/local/less/output.c line 85, 215, 232
- in /usr/src/local/less/prompt.c line 219

sc_window defined in line 48; used 7 times

- in line 201-202(3)
- in /usr/src/local/less/command.c line 351, 362
- in /usr/src/local/less/option.c line 133, 340

se_width defined in line 51; used 3 times

- in line 217
- in /usr/src/local/less/output.c line 215, 233

so_width defined in line 51; used 5 times

- in line 215-217(3)
- in /usr/src/local/less/output.c line 215, 233

ue_width defined in line 50; used 8 times

- in line 217
- in /usr/src/local/less/line.c line 76, 179, 252, 267, 288-289(2)
- in /usr/src/local/less/output.c line 51

ul_width defined in line 50; used 7 times

- in line 217
- in /usr/src/local/less/line.c line 179, 186, 195-200(2), 267
- in /usr/src/local/less/output.c line 47

Last modified: 1990-07-10 Generated: 2016-12-26 | Generated by src2html V0.67 page hit count: 1635 |