include var.h and lcmd.c only in some of the parser?.c

[unix-history] / usr / src / usr.bin / window / wwdelline.c

diff --git a/usr/src/usr.bin/window/wwdelline.c b/usr/src/usr.bin/window/wwdelline.c
index ea451d2..659d0c5 100644 (file)
--- a/usr/src/usr.bin/window/wwdelline.c
+++ b/usr/src/usr.bin/window/wwdelline.c
@@ -1,41 +1,50 @@
 #ifndef lint
 #ifndef lint

-static char *sccsid = "@(#)wwdelline.c 3.2 83/08/11";
+static char *sccsid = "@(#)wwdelline.c 3.5 83/09/15";

 #endif
 
 #include "ww.h"
 
 #endif
 
 #include "ww.h"
 

-wwdelline(w, line)
+wwdelline(w, row)

 register struct ww *w;
 register struct ww *w;

-int line;
+int row;

 {
        register i;
        register union ww_char **cpp, **cqq;
 {
        register i;
        register union ww_char **cpp, **cqq;

-       union ww_char *tmp;
-       int srow, erow;
+       register union ww_char *cp;
+       int row1, row2;

        char deleted;
        char deleted;

+       int visible;

 
        /*
         * Scroll first.
         */
 
        /*
         * Scroll first.
         */

-       if ((srow = line - w->ww_scroll) < 0)
-               srow = 0;
-       if ((erow = w->ww_nline - w->ww_scroll - 1) >= w->ww_w.nr)
-               erow = w->ww_w.nr - 1;
-       deleted = wwscroll1(w, srow, erow, 1, 1);
+       if ((row1 = row) < w->ww_i.t) {
+               row1 = w->ww_i.t;
+       }
+       if ((row2 = w->ww_b.b) > w->ww_i.b) {
+               row2 = w->ww_i.b;
+               visible = 0;
+       } else
+               visible = 1;
+       deleted = wwscroll1(w, row1, row2, 1, visible);

 
        /*
         * Fix the buffer.
         * But leave clearing the last line for wwclreol().
         */
 
        /*
         * Fix the buffer.
         * But leave clearing the last line for wwclreol().
         */

-       cpp = &w->ww_buf[line];
+       cpp = &w->ww_buf[row];

        cqq = cpp + 1;
        cqq = cpp + 1;

-       tmp = *cpp;
-       for (i = w->ww_nline - line - 1; --i >= 0;)
+       cp = *cpp;
+       for (i = w->ww_b.b - row; --i > 0;)

                *cpp++ = *cqq++;
                *cpp++ = *cqq++;

-       *cpp = tmp;
+       *cpp = cp;

 
        /*
         * Now clear the last line.
         */
 
        /*
         * Now clear the last line.
         */

-       wwclreol1(w, w->ww_nline - 1, 0, deleted);
+       if (visible)
+               wwclreol1(w, w->ww_b.b - 1, w->ww_b.l, deleted);
+       else
+               for (i = w->ww_b.nc; --i >= 0;)
+                       cp++->c_w = ' ';

 }
 }