termux-packages/packages/neovim/forkpty-android.patch

diff -N -u -r ../neovim-master/src/nvim/event/forkpty-android.h ./src/nvim/event/forkpty-android.h
--- ../neovim-master/src/nvim/event/forkpty-android.h	1969-12-31 19:00:00.000000000 -0500
+++ ./src/nvim/event/forkpty-android.h	2015-03-23 18:59:01.425165645 -0400
@@ -0,0 +1,63 @@
+#include <fcntl.h>
+#include <sys/ioctl.h>
+#include <sys/param.h>
+#include <sys/types.h>
+#include <stdlib.h>
+#include <termios.h>
+#include <unistd.h>
+
+int login_tty(int fd)
+{
+	setsid();
+	if (ioctl(fd, TIOCSCTTY, NULL) == -1) return -1;
+	dup2(fd, 0);
+	dup2(fd, 1);
+	dup2(fd, 2);
+	if (fd > 2) close(fd);
+	return 0;
+}
+
+int openpty(int *amaster, int *aslave, char *name, struct termios *termp, struct winsize *winp)
+{
+	char buf[512];
+	int master, slave;
+
+	master = open("/dev/ptmx", O_RDWR);
+	if (master == -1) return -1;
+	if (grantpt(master) || unlockpt(master) || ptsname_r(master, buf, sizeof buf)) goto fail;
+
+	slave = open(buf, O_RDWR | O_NOCTTY);
+	if (slave == -1) goto fail;
+
+	/* XXX Should we ignore errors here?  */
+	if (termp) tcsetattr(slave, TCSAFLUSH, termp);
+	if (winp) ioctl(slave, TIOCSWINSZ, winp);
+
+	*amaster = master;
+	*aslave = slave;
+	if (name != NULL) strcpy(name, buf);
+	return 0;
+
+fail:
+	close(master);
+	return -1;
+}
+
+
+int forkpty(int *amaster, char *name, struct termios *termp, struct winsize *winp)
+{
+	int master, slave, pid;
+	if (openpty(&master, &slave, name, termp, winp) == -1) return -1;
+	switch (pid = fork()) {
+		case -1:
+			return -1;
+		case 0:
+			close(master);
+			if (login_tty (slave)) _exit (1);
+			return 0;
+		default:
+			*amaster = master;
+			close (slave);
+			return pid;
+	}
+}
diff -N -u -r ../neovim-master/src/nvim/event/pty_process.c ./src/nvim/event/pty_process.c
--- ../neovim-master/src/nvim/event/pty_process.c	2015-03-21 08:21:51.000000000 -0400
+++ ./src/nvim/event/pty_process.c	2015-03-23 18:58:27.561165621 -0400
@@ -14,6 +14,8 @@
 # include <libutil.h>
 #elif defined(__OpenBSD__) || defined(__NetBSD__) || defined(__APPLE__)
 # include <util.h>
+#elif defined(__ANDROID__)
+# include "forkpty-android.h"
 #else
 # include <pty.h>
 #endif