chiark - git - mdw - termux-packages/blob - packages/neovim/forkpty-android.patch

   1 diff -N -u -r ../neovim-master/src/nvim/os/forkpty-android.h ./src/nvim/os/forkpty-android.h
   2 --- ../neovim-master/src/nvim/os/forkpty-android.h      1969-12-31 19:00:00.000000000 -0500
   3 +++ ./src/nvim/os/forkpty-android.h     2015-03-23 18:59:01.425165645 -0400
   4 @@ -0,0 +1,63 @@
   5 +#include <fcntl.h>
   6 +#include <sys/ioctl.h>
   7 +#include <sys/param.h>
   8 +#include <sys/types.h>
   9 +#include <stdlib.h>
  10 +#include <termios.h>
  11 +#include <unistd.h>
  12 +
  13 +int login_tty(int fd)
  14 +{
  15 +       setsid();
  16 +       if (ioctl(fd, TIOCSCTTY, NULL) == -1) return -1;
  17 +       dup2(fd, 0);
  18 +       dup2(fd, 1);
  19 +       dup2(fd, 2);
  20 +       if (fd > 2) close(fd);
  21 +       return 0;
  22 +}
  23 +
  24 +int openpty(int *amaster, int *aslave, char *name, struct termios *termp, struct winsize *winp)
  25 +{
  26 +       char buf[512];
  27 +       int master, slave;
  28 +
  29 +       master = open("/dev/ptmx", O_RDWR);
  30 +       if (master == -1) return -1;
  31 +       if (grantpt(master) || unlockpt(master) || ptsname_r(master, buf, sizeof buf)) goto fail;
  32 +
  33 +       slave = open(buf, O_RDWR | O_NOCTTY);
  34 +       if (slave == -1) goto fail;
  35 +
  36 +       /* XXX Should we ignore errors here?  */
  37 +       if (termp) tcsetattr(slave, TCSAFLUSH, termp);
  38 +       if (winp) ioctl(slave, TIOCSWINSZ, winp);
  39 +
  40 +       *amaster = master;
  41 +       *aslave = slave;
  42 +       if (name != NULL) strcpy(name, buf);
  43 +       return 0;
  44 +
  45 +fail:
  46 +       close(master);
  47 +       return -1;
  48 +}
  49 +
  50 +
  51 +int forkpty(int *amaster, char *name, struct termios *termp, struct winsize *winp)
  52 +{
  53 +       int master, slave, pid;
  54 +       if (openpty(&master, &slave, name, termp, winp) == -1) return -1;
  55 +       switch (pid = fork()) {
  56 +               case -1:
  57 +                       return -1;
  58 +               case 0:
  59 +                       close(master);
  60 +                       if (login_tty (slave)) _exit (1);
  61 +                       return 0;
  62 +               default:
  63 +                       *amaster = master;
  64 +                       close (slave);
  65 +                       return pid;
  66 +       }
  67 +}
  68 diff -N -u -r ../neovim-master/src/nvim/os/pty_process.c ./src/nvim/os/pty_process.c
  69 --- ../neovim-master/src/nvim/os/pty_process.c  2015-03-21 08:21:51.000000000 -0400
  70 +++ ./src/nvim/os/pty_process.c 2015-03-23 18:58:27.561165621 -0400
  71 @@ -14,6 +14,8 @@
  72  # include <libutil.h>
  73  #elif defined(__OpenBSD__) || defined(__NetBSD__) || defined(__APPLE__)
  74  # include <util.h>
  75 +#elif defined(__ANDROID__)
  76 +# include "forkpty-android.h"
  77  #else
  78  # include <pty.h>
  79  #endif