tbl/tf.c

   1 /* tf.c: save and restore fill mode around table */
   2 # include "t.h"
   3
   4 void
   5 savefill(void)
   6 {
   7                         /* remembers various things: fill mode, vs, ps in mac 35 (SF) */
   8         fprintf(tabout, ".de %d\n", SF);
   9         fprintf(tabout, ".ps \\n(.s\n");
  10         fprintf(tabout, ".vs \\n(.vu\n");
  11         fprintf(tabout, ".in \\n(.iu\n");
  12         fprintf(tabout, ".if \\n(.u .fi\n");
  13         fprintf(tabout, ".if \\n(.j .ad\n");
  14         fprintf(tabout, ".if \\n(.j=0 .na\n");
  15         fprintf(tabout, "..\n");
  16         fprintf(tabout, ".nf\n");
  17         /* set obx offset if useful */
  18         fprintf(tabout, ".nr #~ 0\n");
  19         fprintf(tabout, ".if \\n(.T .if n .nr #~ 0.6n\n");
  20 }
  21
  22
  23 void
  24 rstofill(void)
  25 {
  26         fprintf(tabout, ".%d\n", SF);
  27 }
  28
  29
  30 void
  31 endoff(void)
  32 {
  33         int     i;
  34
  35         for (i = 0; i < MAXHEAD; i++)
  36                 if (linestop[i])
  37                         fprintf(tabout, ".nr #%c 0\n", linestop[i] + 'a' - 1);
  38         for (i = 0; i < texct; i++)
  39                 fprintf(tabout, ".rm %c+\n", texstr[i]);
  40         fprintf(tabout, "%s\n", last);
  41 }
  42
  43
  44 void
  45 ifdivert(void)
  46 {
  47         fprintf(tabout, ".ds #d .d\n");
  48         fprintf(tabout, ".if \\(ts\\n(.z\\(ts\\(ts .ds #d nl\n");
  49 }
  50
  51
  52 void
  53 saveline(void)
  54 {
  55         fprintf(tabout, ".if \\n+(b.=1 .nr d. \\n(.c-\\n(c.-1\n");
  56         linstart = iline;
  57 }
  58
  59
  60 void
  61 restline(void)
  62 {
  63         fprintf(tabout, ".if \\n-(b.=0 .nr c. \\n(.c-\\n(d.-%d\n", iline - linstart);
  64         linstart = 0;
  65 }
  66
  67
  68 void
  69 cleanfc(void)
  70 {
  71         fprintf(tabout, ".fc\n");
  72 }