mdw@git.distorted.org.uk Git - termux-packages/blob - packages/man/term_ascii.c.patch

   1 The man implementation from mandoc does not adjust its output size to the terminal. As this is nice to have on smaller screens such as Termux we patch this in using the following patch adapted from
   2
   3 https://groups.google.com/forum/#!topic/fa.openbsd.tech/AEDMaZmzSU4
   4
   5 diff -u -r ../mdocml-1.13.4/term_ascii.c ./term_ascii.c
   6 --- ../mdocml-1.13.4/term_ascii.c       2016-07-14 07:13:40.000000000 -0400
   7 +++ ./term_ascii.c      2016-09-26 18:06:08.339737451 -0400
   8 @@ -18,6 +18,7 @@
   9  #include "config.h"
  10
  11  #include <sys/types.h>
  12 +#include <sys/ioctl.h>
  13
  14  #include <assert.h>
  15  #if HAVE_WCHAR
  16 @@ -64,12 +65,22 @@
  17         char            *v;
  18  #endif
  19         struct termp    *p;
  20 +       struct winsize  ws;
  21 +       int             tfd;
  22
  23         p = mandoc_calloc(1, sizeof(struct termp));
  24
  25         p->line = 1;
  26         p->tabwidth = 5;
  27         p->defrmargin = p->lastrmargin = 78;
  28 +       if ((tfd = open("/dev/tty", O_RDWR, 0)) != -1) {
  29 +               if (ioctl(tfd, TIOCGWINSZ, &ws) != -1) {
  30 +                       if (ws.ws_col < 80)
  31 +                               p->defrmargin = p->lastrmargin = ws.ws_col - 2;
  32 +               }
  33 +               close(tfd);
  34 +       }
  35 +
  36         p->fontq = mandoc_reallocarray(NULL,
  37              (p->fontsz = 8), sizeof(enum termfont));
  38         p->fontq[0] = p->fontl = TERMFONT_NONE;