Mercurial > hg > xemacs-beta

comparison src/nt.h @ 412:697ef44129c6 r21-2-14

Find changesets by keywords (author, files, the commit message), revision number or hash, or revset expression.
Import from CVS: tag r21-2-14
author cvs
date Mon, 13 Aug 2007 11:20:41 +0200
parents de805c49cfc1
children
comparison
equal deleted inserted replaced
411:12e008d41344 412:697ef44129c6
1 #ifndef _NT_H_
2 #define _NT_H_
3
1 /* Support routines for the NT version of XEmacs. 4 /* Support routines for the NT version of XEmacs.
2 Copyright (C) 1994 Free Software Foundation, Inc. 5 Copyright (C) 1994 Free Software Foundation, Inc.
3 6
4 This file is part of XEmacs. 7 This file is part of XEmacs.
5 8
21 /* Adapted for XEmacs by David Hobley <david@spook-le0.cia.com.au> */ 24 /* 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> */ 25 /* Sync'ed with Emacs 19.34.6 by Marc Paquette <marcpa@cam.org> */
23 26
24 /* #define FULL_DEBUG */ 27 /* #define FULL_DEBUG */
25 28
26 #ifndef INCLUDED_nt_h_
27 #define INCLUDED_nt_h_
28
29 #include "syswindows.h"
30
31 #ifdef DEBUG_XEMACS 29 #ifdef DEBUG_XEMACS
32 #define DebPrint(stuff) _DebPrint stuff 30 #define DebPrint(stuff) _DebPrint stuff
33 #else 31 #else
34 #define DebPrint(stuff) 32 #define DebPrint(stuff)
35 #endif 33 #endif
34
35 #define R_OK 4
36 #define W_OK 2
37 #ifdef X_OK
38 #undef X_OK
39 #endif
40 #define X_OK 1
41 #define F_OK 0
42
43 /* File descriptor set emulation. */
44
45 #if 0 /* These are defined in winsock.h.
46 FD_SETSIZE is defined 64. Let's not full the runtime. */
47
48 /* The MSVC multithreaded statically-linked runtime library has limit
49 of 256 descriptors by default (the single-threaded static library
50 has a limit of 64 descriptors, and the DLL versions both have a
51 limit of 512). Beware. Should this be set to 512? */
52 #define FD_SETSIZE 256
53 typedef struct {
54 unsigned int bits[FD_SETSIZE / 32];
55 } fd_set;
56
57 /* standard access macros */
58 #define FD_SET(n, p) \
59 do { \
60 if ((n) < FD_SETSIZE) { \
61 (p)->bits[(n)/32] |= (1 << (n)%32); \
62 } \
63 } while (0)
64 #define FD_CLR(n, p) \
65 do { \
66 if ((n) < FD_SETSIZE) { \
67 (p)->bits[(n)/32] &= ~(1 << (n)%32); \
68 } \
69 } while (0)
70 #define FD_ISSET(n, p) ((n) < FD_SETSIZE ? ((p)->bits[(n)/32] & (1 << (n)%32)) : 0)
71 #define FD_ZERO(p) memset((p), 0, sizeof(fd_set))
72
73 #define SELECT_TYPE fd_set
74 #define MAXDESC FD_SETSIZE
75
76 #endif /* 0 */
36 77
37 /* ------------------------------------------------------------------------- */ 78 /* ------------------------------------------------------------------------- */
38 79
39 /* child_process.status values */ 80 /* child_process.status values */
40 enum { 81 enum {
70 unsigned flags; 111 unsigned flags;
71 HANDLE hnd; 112 HANDLE hnd;
72 child_process * cp; 113 child_process * cp;
73 } filedesc; 114 } filedesc;
74 115
75 extern filedesc fd_info []; 116 extern filedesc fd_info [ MAXDESC ];
76 117
77 /* fd_info flag definitions */ 118 /* fd_info flag definitions */
78 #define FILE_READ 0x0001 119 #define FILE_READ 0x0001
79 #define FILE_WRITE 0x0002 120 #define FILE_WRITE 0x0002
80 #define FILE_BINARY 0x0010 121 #define FILE_BINARY 0x0010
104 extern LPBYTE nt_get_resource (char * key, LPDWORD type); 145 extern LPBYTE nt_get_resource (char * key, LPDWORD type);
105 146
106 void set_process_dir (const char * dir); 147 void set_process_dir (const char * dir);
107 time_t convert_time (FILETIME ft); 148 time_t convert_time (FILETIME ft);
108 149
109 extern void init_ntproc (void); 150 extern void init_ntproc ();
110 extern void term_ntproc (int unused); 151 extern void term_ntproc ();
111 152
112 /* ----------------------------------------------------------------- */ 153 #endif /* _NT_H_ */
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);
149
150 #endif /* INCLUDED_nt_h_ */