#define EMACS_W32_H
/* Support routines for the NT version of Emacs.
- Copyright (C) 1994, 2001-2012 Free Software Foundation, Inc.
+ Copyright (C) 1994, 2001-2013 Free Software Foundation, Inc.
This file is part of GNU Emacs.
a socket, the process handle in pi is NULL. */
typedef struct _child_process
{
- int fd;
- int pid;
- HANDLE char_avail;
- HANDLE char_consumed;
- HANDLE thrd;
- HWND hwnd;
- PROCESS_INFORMATION procinfo;
- volatile int status;
- char chr;
- OVERLAPPED ovl_read;
- OVERLAPPED ovl_write;
+ /* File descriptor for sockets and serial port connections, and for
+ reading output from async subprocesses; otherwise -1. */
+ int fd;
+ /* PID for subprocess, either async or not; otherwise -1. */
+ int pid;
+ /* Handle to an event object that is signaled when a read operation
+ is completed, either successfully (in which case there're indeed
+ "characters available") or not. Used by sys_select to wait for
+ output from subprocesses or socket/serial connections. */
+ HANDLE char_avail;
+ /* Handle to an event that is signaled to wake up the reader thread
+ and tell it to try reading more output from a subprocess. */
+ HANDLE char_consumed;
+ /* Handle to the reader thread to read output from a subprocess or a
+ socket or a comm port. */
+ HANDLE thrd;
+ /* Handle to the console window of a subprocess. Used to forcibly
+ terminate it by sys_kill. */
+ HWND hwnd;
+ /* Information about subprocess returned by CreateProcess. Includes
+ handles to the subprocess and its primary thread, and the
+ corresponding process ID and thread ID numbers. The PID is
+ mirrored by the 'pid' member above. The process handle is used
+ to wait on it. */
+ PROCESS_INFORMATION procinfo;
+ /* Status of subprocess/connection and of reading its output. For
+ values, see the enumeration above. */
+ volatile int status;
+ /* Holds a single character read by _sys_read_ahead, when a
+ subprocess has some output ready. */
+ char chr;
+ /* Used for async read operations on serial comm ports. */
+ OVERLAPPED ovl_read;
+ /* Used for async write operations on serial comm ports. */
+ OVERLAPPED ovl_write;
+ /* Input file, if any, for this subprocess. Should only be non-NULL
+ for async subprocesses. */
+ char *input_file;
+ /* If non-zero, the subprocess input file is temporary and should be
+ deleted when the subprocess exits. */
+ int pending_deletion;
} child_process;
#define MAXDESC FD_SETSIZE
extern void check_windows_init_file (void);
extern void syms_of_ntproc (void);
extern void syms_of_ntterm (void);
-extern void dostounix_filename (register char *);
+extern void dostounix_filename (register char *, int);
extern void unixtodos_filename (register char *);
extern BOOL init_winsock (int load_now);
extern void srandom (int);
extern int random (void);
+extern int fchmod (int, mode_t);
+extern int sys_rename_replace (char const *, char const *, BOOL);
extern int sys_pipe (int *);
extern void set_process_dir (char *);
extern int sys_spawnve (int, char *, char **, char **);
-extern void register_child (int, int);
+extern void register_child (pid_t, int);
+extern void record_infile (pid_t, char *);
+extern void record_pending_deletion (char *);
extern void sys_sleep (int);
extern int sys_link (const char *, const char *);