1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
75
76
77
78
79
80
81
82
83
84
85
86
87
88
89
90
91
92
93
94
95
96
97
98
99
100
101
102
103
104
105
106
107
108
109
110
111
112
113
114
115
116
117
118
119
120
121
122
123
124
125
126
127
128
129
130
131
132
133
134
135
136
137
138
139
140
141
142
143
144
145
146
147
148
149
150
151
152
153
154
155
156
157
158
159
160
161
162
163
164
165
166
167
168
169
170
171
172
173
174
175
176
177
178
179
180
181
182
183
184
185
186
187
188
189
190
191
192
193
194
195
196
197
198
199
200
201
202
203
204
205
206
207
208
209
210
|
/* Utility and Unix shadow routines for GNU Emacs support programs on NT.
Copyright (C) 1994 Free Software Foundation, Inc.
This file is part of GNU Emacs.
GNU Emacs is free software; you can redistribute it and/or modify
it under the terms of the GNU General Public License as published by
the Free Software Foundation; either version 2, or (at your option)
any later version.
GNU Emacs is distributed in the hope that it will be useful,
but WITHOUT ANY WARRANTY; without even the implied warranty of
MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
GNU General Public License for more details.
You should have received a copy of the GNU General Public License
along with GNU Emacs; see the file COPYING. If not, write to
the Free Software Foundation, Inc., 59 Temple Place - Suite 330,
Boston, MA 02111-1307, USA.
Geoff Voelker (voelker@cs.washington.edu) 10-8-94
*/
#include <windows.h>
#include <stdlib.h>
#include <stdio.h>
#include <time.h>
#include <direct.h>
#include "ntlib.h"
#define MAXPATHLEN _MAX_PATH
/* Emulate sleep...we could have done this with a define, but that
would necessitate including windows.h in the files that used it.
This is much easier. */
void
sleep(int seconds)
{
Sleep (seconds * 1000);
}
/* Get the current working directory. */
char *
getwd (char *dir)
{
if (GetCurrentDirectory (MAXPATHLEN, dir) > 0)
return dir;
return NULL;
}
static HANDLE getppid_parent;
static int getppid_ppid;
int
getppid(void)
{
char *ppid;
DWORD result;
ppid = getenv ("__PARENT_PROCESS_ID");
if (!ppid)
{
printf("no pid.\n");
return 0;
}
else
{
getppid_ppid = atoi (ppid);
}
if (!getppid_parent)
{
getppid_parent = OpenProcess (SYNCHRONIZE, FALSE, atoi(ppid));
if (!getppid_parent)
{
printf ("Failed to open handle to parent process: %d\n",
GetLastError());
exit (1);
}
}
result = WaitForSingleObject (getppid_parent, 0);
switch (result)
{
case WAIT_TIMEOUT:
/* The parent is still alive. */
return getppid_ppid;
case WAIT_OBJECT_0:
/* The parent is gone. Return the pid of Unix init (1). */
return 1;
case WAIT_FAILED:
default:
printf ("Checking parent status failed: %d\n", GetLastError());
exit (1);
}
}
char *
getlogin ()
{
static char user_name[256];
DWORD length = sizeof (user_name);
if (GetUserName (user_name, &length))
return user_name;
return NULL;
}
char *
cuserid (char * s)
{
char * name = getlogin ();
if (s)
return strcpy (s, name ? name : "");
return name;
}
int
getuid ()
{
return 0;
}
int
setuid (int uid)
{
return 0;
}
struct passwd *
getpwuid (int uid)
{
return NULL;
}
char *
getpass (const char * prompt)
{
static char input[256];
HANDLE in;
HANDLE err;
DWORD count;
in = GetStdHandle (STD_INPUT_HANDLE);
err = GetStdHandle (STD_ERROR_HANDLE);
if (in == INVALID_HANDLE_VALUE || err == INVALID_HANDLE_VALUE)
return NULL;
if (WriteFile (err, prompt, strlen (prompt), &count, NULL))
{
int istty = (GetFileType (in) == FILE_TYPE_CHAR);
DWORD old_flags;
int rc;
if (istty)
{
if (GetConsoleMode (in, &old_flags))
SetConsoleMode (in, ENABLE_LINE_INPUT | ENABLE_PROCESSED_INPUT);
else
istty = 0;
}
rc = ReadFile (in, input, sizeof (input), &count, NULL);
if (count >= 2 && input[count - 2] == '\r')
input[count - 2] = '\0';
else
{
char buf[256];
while (ReadFile (in, buf, sizeof (buf), &count, NULL) > 0)
if (count >= 2 && buf[count - 2] == '\r')
break;
}
WriteFile (err, "\r\n", 2, &count, NULL);
if (istty)
SetConsoleMode (in, old_flags);
if (rc)
return input;
}
return NULL;
}
int
fchown (int fd, int uid, int gid)
{
return 0;
}
/* Place a wrapper around the MSVC version of ctime. It returns NULL
on network directories, so we handle that case here.
(Ulrich Leodolter, 1/11/95). */
char *
sys_ctime (const time_t *t)
{
char *str = (char *) ctime (t);
return (str ? str : "Sun Jan 01 00:00:00 1970");
}
FILE *
sys_fopen(const char * path, const char * mode)
{
return fopen (path, mode);
}
int
sys_chdir (const char * path)
{
return _chdir (path);
}
|
