Add third_party/pexpect

third_party/pexpect/notes/posixmodule.c.diff

+*** Python-2.2.1.orig/Modules/posixmodule.c     Tue Mar 12 16:38:31 2002
+--- Python-2.2.1/Modules/posixmodule.c  Tue May 21 01:16:29 2002
+***************
+*** 1904,1910 ****
+  }
+  #endif
+  
+! #if defined(HAVE_OPENPTY) || defined(HAVE_FORKPTY)
+  #ifdef HAVE_PTY_H
+  #include <pty.h>
+  #else
+--- 1904,1913 ----
+  }
+  #endif
+  
+! #if defined(HAVE_OPENPTY) || defined(HAVE_FORKPTY) || defined(sun)
+! #ifdef sun
+! #include <sys/stropts.h>
+! #endif
+  #ifdef HAVE_PTY_H
+  #include <pty.h>
+  #else
+***************
+*** 1914,1920 ****
+  #endif /* HAVE_PTY_H */
+  #endif /* defined(HAVE_OPENPTY) || defined(HAVE_FORKPTY) */
+  
+! #if defined(HAVE_OPENPTY) || defined(HAVE__GETPTY)
+  static char posix_openpty__doc__[] =
+  "openpty() -> (master_fd, slave_fd)\n\
+  Open a pseudo-terminal, returning open fd's for both master and slave end.\n";
+--- 1917,1923 ----
+  #endif /* HAVE_PTY_H */
+  #endif /* defined(HAVE_OPENPTY) || defined(HAVE_FORKPTY) */
+  
+! #if defined(HAVE_OPENPTY) || defined(HAVE__GETPTY) || defined(sun)
+  static char posix_openpty__doc__[] =
+  "openpty() -> (master_fd, slave_fd)\n\
+  Open a pseudo-terminal, returning open fd's for both master and slave end.\n";
+***************
+*** 1925,1932 ****
+        int master_fd, slave_fd;
+  #ifndef HAVE_OPENPTY
+        char * slave_name;
+  #endif
+! 
+        if (!PyArg_ParseTuple(args, ":openpty"))
+                return NULL;
+  
+--- 1928,1941 ----
+        int master_fd, slave_fd;
+  #ifndef HAVE_OPENPTY
+        char * slave_name;
++ #ifdef sun
++         void *sig_saved;
+  #endif
+! #endif
+! #if !defined(HAVE_OPENPTY) && !defined(HAVE__GETPTY) && defined(sun)
+!         extern char *ptsname();
+! #endif
+!         
+        if (!PyArg_ParseTuple(args, ":openpty"))
+                return NULL;
+  
+***************
+*** 1933,1939 ****
+  #ifdef HAVE_OPENPTY
+        if (openpty(&master_fd, &slave_fd, NULL, NULL, NULL) != 0)
+                return posix_error();
+! #else
+        slave_name = _getpty(&master_fd, O_RDWR, 0666, 0);
+        if (slave_name == NULL)
+                return posix_error();
+--- 1942,1948 ----
+  #ifdef HAVE_OPENPTY
+        if (openpty(&master_fd, &slave_fd, NULL, NULL, NULL) != 0)
+                return posix_error();
+! #elif HAVE__GETPTY
+        slave_name = _getpty(&master_fd, O_RDWR, 0666, 0);
+        if (slave_name == NULL)
+                return posix_error();
+***************
+*** 1941,1946 ****
+--- 1950,1966 ----
+        slave_fd = open(slave_name, O_RDWR);
+        if (slave_fd < 0)
+                return posix_error();
++ #else
++         master_fd = open("/dev/ptmx", O_RDWR|O_NOCTTY);  /* open master */
++         sig_saved = signal(SIGCHLD, SIG_DFL);
++         grantpt(master_fd);                     /* change permission of   slave */
++         unlockpt(master_fd);                    /* unlock slave */
++         signal(SIGCHLD,sig_saved);
++         slave_name = ptsname(master_fd);         /* get name of slave */
++         slave_fd = open(slave_name, O_RDWR);    /* open slave */
++         ioctl(slave_fd, I_PUSH, "ptem");       /* push ptem */
++         ioctl(slave_fd, I_PUSH, "ldterm");     /* push ldterm*/
++         ioctl(slave_fd, I_PUSH, "ttcompat");     /* push ttcompat*/
+  #endif /* HAVE_OPENPTY */
+  
+        return Py_BuildValue("(ii)", master_fd, slave_fd);
+***************
+*** 1948,1954 ****
+  }
+  #endif /* defined(HAVE_OPENPTY) || defined(HAVE__GETPTY) */
+  
+! #ifdef HAVE_FORKPTY
+  static char posix_forkpty__doc__[] =
+  "forkpty() -> (pid, master_fd)\n\
+  Fork a new process with a new pseudo-terminal as controlling tty.\n\n\
+--- 1968,1974 ----
+  }
+  #endif /* defined(HAVE_OPENPTY) || defined(HAVE__GETPTY) */
+  
+! #if defined(HAVE_FORKPTY) || defined(sun)
+  static char posix_forkpty__doc__[] =
+  "forkpty() -> (pid, master_fd)\n\
+  Fork a new process with a new pseudo-terminal as controlling tty.\n\n\
+***************
+*** 1959,1968 ****
+--- 1979,2067 ----
+  posix_forkpty(PyObject *self, PyObject *args)
+  {
+        int master_fd, pid;
++ #if defined(sun)
++         int slave;
++       char * slave_name;
++         void *sig_saved;
++         int fd;
++ #endif
+        
+        if (!PyArg_ParseTuple(args, ":forkpty"))
+                return NULL;
++ #if defined(sun)
++         master_fd = open("/dev/ptmx", O_RDWR|O_NOCTTY);  /* open master */
++         sig_saved = signal(SIGCHLD, SIG_DFL);
++         grantpt(master_fd);                     /* change permission of   slave */
++         unlockpt(master_fd);                    /* unlock slave */
++         signal(SIGCHLD,sig_saved);
++         slave_name = ptsname(master_fd);         /* get name of slave */
++         slave = open(slave_name, O_RDWR);    /* open slave */
++         ioctl(slave, I_PUSH, "ptem");       /* push ptem */
++         ioctl(slave, I_PUSH, "ldterm");     /* push ldterm*/
++         ioctl(slave, I_PUSH, "ttcompat");     /* push ttcompat*/
++         if (master_fd < 0 || slave < 0)
++         {
++             return posix_error();
++         }
++       switch (pid = fork()) {
++       case -1:        
++             return posix_error();
++       case 0:
++             /* First disconnect from the old controlling tty. */
++ #ifdef TIOCNOTTY
++             fd = open("/dev/tty", O_RDWR | O_NOCTTY);
++             if (fd >= 0) {
++               (void) ioctl(fd, TIOCNOTTY, NULL);
++               close(fd);
++             }
++ #endif /* TIOCNOTTY */
++             if (setsid() < 0)
++               return posix_error();
++             
++             /*
++              * Verify that we are successfully disconnected from the controlling
++              * tty.
++              */
++             fd = open("/dev/tty", O_RDWR | O_NOCTTY);
++             if (fd >= 0) {
++               return posix_error();
++               close(fd);
++             }
++             /* Make it our controlling tty. */
++ #ifdef TIOCSCTTY
++             if (ioctl(slave, TIOCSCTTY, NULL) < 0)
++               return posix_error();
++ #endif /* TIOCSCTTY */
++             fd = open(slave_name, O_RDWR);
++             if (fd < 0) {
++               return posix_error();
++             } else {
++               close(fd);
++             }
++             /* Verify that we now have a controlling tty. */
++             fd = open("/dev/tty", O_WRONLY);
++             if (fd < 0)
++               return posix_error();
++             else {
++               close(fd);
++             }
++             (void) close(master_fd);
++             (void) dup2(slave, 0);
++             (void) dup2(slave, 1);
++             (void) dup2(slave, 2);
++             if (slave > 2)
++                 (void) close(slave);
++             pid = 0;
++             break;
++           defautlt:
++             /*
++              * parent
++              */
++             (void) close(slave);
++       }
++ #else
+        pid = forkpty(&master_fd, NULL, NULL, NULL);
++ #endif
+        if (pid == -1)
+                return posix_error();
+        if (pid == 0)
+***************
+*** 5607,5616 ****
+  #ifdef HAVE_FORK
+        {"fork",        posix_fork, METH_VARARGS, posix_fork__doc__},
+  #endif /* HAVE_FORK */
+! #if defined(HAVE_OPENPTY) || defined(HAVE__GETPTY)
+        {"openpty",     posix_openpty, METH_VARARGS, posix_openpty__doc__},
+  #endif /* HAVE_OPENPTY || HAVE__GETPTY */
+! #ifdef HAVE_FORKPTY
+        {"forkpty",     posix_forkpty, METH_VARARGS, posix_forkpty__doc__},
+  #endif /* HAVE_FORKPTY */
+  #ifdef HAVE_GETEGID
+--- 5706,5715 ----
+  #ifdef HAVE_FORK
+        {"fork",        posix_fork, METH_VARARGS, posix_fork__doc__},
+  #endif /* HAVE_FORK */
+! #if defined(HAVE_OPENPTY) || defined(HAVE__GETPTY) || defined(sun)
+        {"openpty",     posix_openpty, METH_VARARGS, posix_openpty__doc__},
+  #endif /* HAVE_OPENPTY || HAVE__GETPTY */
+! #if defined(HAVE_FORKPTY) || defined(sun)
+        {"forkpty",     posix_forkpty, METH_VARARGS, posix_forkpty__doc__},
+  #endif /* HAVE_FORKPTY */
+  #ifdef HAVE_GETEGID