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+ − 1 /* Support routines for the NT version of XEmacs.
+ − 2 Copyright (C) 1994 Free Software Foundation, Inc.
+ − 3
+ − 4 This file is part of XEmacs.
+ − 5
+ − 6 XEmacs is free software; you can redistribute it and/or modify it
+ − 7 under the terms of the GNU General Public License as published by the
+ − 8 Free Software Foundation; either version 2, or (at your option) any
+ − 9 later version.
+ − 10
+ − 11 XEmacs is distributed in the hope that it will be useful, but WITHOUT
+ − 12 ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
+ − 13 FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License
+ − 14 for more details.
+ − 15
+ − 16 You should have received a copy of the GNU General Public License
+ − 17 along with XEmacs; see the file COPYING. If not, write to
+ − 18 the Free Software Foundation, Inc., 59 Temple Place - Suite 330,
+ − 19 Boston, MA 02111-1307, USA. */
+ − 20
+ − 21 /* Adapted for XEmacs by David Hobley <david@spook-le0.cia.com.au> */
+ − 22 /* Sync'ed with Emacs 19.34.6 by Marc Paquette <marcpa@cam.org> */
+ − 23
+ − 24 /* #define FULL_DEBUG */
+ − 25
440
+ − 26 #ifndef INCLUDED_nt_h_
+ − 27 #define INCLUDED_nt_h_
+ − 28
442
+ − 29 #include "syswindows.h"
+ − 30
428
+ − 31 #ifdef DEBUG_XEMACS
+ − 32 #define DebPrint(stuff) _DebPrint stuff
+ − 33 #else
+ − 34 #define DebPrint(stuff)
+ − 35 #endif
+ − 36
+ − 37 /* ------------------------------------------------------------------------- */
+ − 38
+ − 39 /* child_process.status values */
+ − 40 enum {
+ − 41 STATUS_READ_ERROR = -1,
+ − 42 STATUS_READ_READY,
+ − 43 STATUS_READ_IN_PROGRESS,
+ − 44 STATUS_READ_FAILED,
+ − 45 STATUS_READ_SUCCEEDED,
+ − 46 STATUS_READ_ACKNOWLEDGED
+ − 47 };
+ − 48
+ − 49 /* This structure is used for both pipes and sockets; for
+ − 50 a socket, the process handle in pi is NULL. */
+ − 51 typedef struct _child_process
+ − 52 {
+ − 53 int fd;
+ − 54 int pid;
+ − 55 HANDLE char_avail;
+ − 56 HANDLE char_consumed;
+ − 57 HANDLE thrd;
+ − 58 HWND hwnd;
+ − 59 PROCESS_INFORMATION procinfo;
+ − 60 volatile int status;
+ − 61 char chr;
+ − 62 } child_process;
+ − 63
+ − 64 #define MAX_CHILDREN MAXDESC/2
+ − 65 #define CHILD_ACTIVE(cp) ((cp)->char_avail != NULL)
+ − 66
+ − 67 /* parallel array of private info on file handles */
+ − 68 typedef struct
+ − 69 {
+ − 70 unsigned flags;
+ − 71 HANDLE hnd;
+ − 72 child_process * cp;
+ − 73 } filedesc;
+ − 74
442
+ − 75 extern filedesc fd_info [];
428
+ − 76
+ − 77 /* fd_info flag definitions */
+ − 78 #define FILE_READ 0x0001
+ − 79 #define FILE_WRITE 0x0002
+ − 80 #define FILE_BINARY 0x0010
+ − 81 #define FILE_LAST_CR 0x0020
+ − 82 #define FILE_AT_EOF 0x0040
+ − 83 #define FILE_SEND_SIGCHLD 0x0080
+ − 84 #define FILE_PIPE 0x0100
+ − 85 #define FILE_SOCKET 0x0200
+ − 86
+ − 87 extern child_process * new_child (void);
+ − 88 extern void delete_child (child_process *cp);
+ − 89
+ − 90 /* ------------------------------------------------------------------------- */
+ − 91
+ − 92 /* Get long (aka "true") form of file name, if it exists. */
+ − 93 extern BOOL win32_get_long_filename (char * name, char * buf, int size);
+ − 94
+ − 95 /* Prepare our standard handles for proper inheritance by child processes. */
+ − 96 extern void prepare_standard_handles (int in, int out,
+ − 97 int err, HANDLE handles[4]);
+ − 98
+ − 99 /* Reset our standard handles to their original state. */
+ − 100 extern void reset_standard_handles (int in, int out,
+ − 101 int err, HANDLE handles[4]);
+ − 102
+ − 103 /* Return the string resource associated with KEY of type TYPE. */
+ − 104 extern LPBYTE nt_get_resource (char * key, LPDWORD type);
+ − 105
+ − 106 void set_process_dir (const char * dir);
+ − 107 time_t convert_time (FILETIME ft);
+ − 108
442
+ − 109 extern void init_ntproc (void);
+ − 110 extern void term_ntproc (int unused);
+ − 111
+ − 112 /* ----------------------------------------------------------------- */
+ − 113 /* Useful routines for manipulating memory-mapped files. */
+ − 114
+ − 115 typedef struct file_data
+ − 116 {
+ − 117 const char *name;
+ − 118 unsigned long size;
+ − 119 HANDLE file;
+ − 120 HANDLE file_mapping;
+ − 121 char *file_base;
+ − 122 } file_data;
+ − 123
+ − 124 #define OFFSET_TO_RVA(var,section) \
+ − 125 (section->VirtualAddress + ((DWORD)(var) - section->PointerToRawData))
+ − 126
+ − 127 #define RVA_TO_OFFSET(var,section) \
+ − 128 (section->PointerToRawData + ((DWORD)(var) - section->VirtualAddress))
+ − 129
+ − 130 #define RVA_TO_PTR(var,section,filedata) \
+ − 131 ((void *)(RVA_TO_OFFSET(var,section) + (filedata).file_base))
+ − 132
+ − 133 int open_input_file (file_data *p_file, const char *name);
+ − 134 int open_output_file (file_data *p_file, const char *name, unsigned long size);
+ − 135 void close_file_data (file_data *p_file);
+ − 136 void mswindows_executable_type (const char * filename, int * is_dos_app,
+ − 137 int * is_cygnus_app);
+ − 138
+ − 139 /* In process-nt.c */
+ − 140 extern int compare_env (const void *strp1, const void *strp2);
+ − 141
+ − 142 void mswindows_set_errno (unsigned long win32_error);
+ − 143 void mswindows_set_last_errno (void);
+ − 144
+ − 145 void wait_for_termination (HANDLE pid);
+ − 146
+ − 147 int mswindows_fstat (int handle, struct stat *buffer);
+ − 148 int mswindows_stat (const char * path, struct stat * buf);
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+ − 149
440
+ − 150 #endif /* INCLUDED_nt_h_ */
