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
|
/* Error reporting facilities.
Copyright (C) 1986-2023 Free Software Foundation, Inc.
This file is part of GDB.
This program 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 3 of the License, or
(at your option) any later version.
This program 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 this program. If not, see <http://www.gnu.org/licenses/>. */
#include "common-defs.h"
#include "errors.h"
#if defined (USE_WIN32API) || defined(__CYGWIN__)
#include <windows.h>
#endif /* USE_WIN32API */
/* See gdbsupport/errors.h. */
void
warning (const char *fmt, ...)
{
va_list ap;
va_start (ap, fmt);
vwarning (fmt, ap);
va_end (ap);
}
/* See gdbsupport/errors.h. */
void
error (const char *fmt, ...)
{
va_list ap;
va_start (ap, fmt);
verror (fmt, ap);
va_end (ap);
}
/* See gdbsupport/errors.h. */
void
internal_error_loc (const char *file, int line, const char *fmt, ...)
{
va_list ap;
va_start (ap, fmt);
internal_verror (file, line, fmt, ap);
va_end (ap);
}
/* See gdbsupport/errors.h. */
void
internal_warning_loc (const char *file, int line, const char *fmt, ...)
{
va_list ap;
va_start (ap, fmt);
internal_vwarning (file, line, fmt, ap);
va_end (ap);
}
/* See errors.h. */
std::string
perror_string (const char *prefix, int errnum)
{
const char *err;
if (errnum != 0)
err = safe_strerror (errnum);
else
err = safe_strerror (errno);
return std::string (prefix) + ": " + err;
}
/* See errors.h. */
void
perror_with_name (const char *string, int errnum)
{
std::string combined = perror_string (string, errnum);
error (_("%s."), combined.c_str ());
}
#if defined (USE_WIN32API) || defined(__CYGWIN__)
/* See errors.h. */
const char *
strwinerror (ULONGEST error)
{
static char buf[1024];
TCHAR *msgbuf;
DWORD lasterr = GetLastError ();
DWORD chars = FormatMessage (FORMAT_MESSAGE_FROM_SYSTEM
| FORMAT_MESSAGE_ALLOCATE_BUFFER,
NULL,
error,
0, /* Default language */
(LPTSTR) &msgbuf,
0,
NULL);
if (chars != 0)
{
/* If there is an \r\n appended, zap it. */
if (chars >= 2
&& msgbuf[chars - 2] == '\r'
&& msgbuf[chars - 1] == '\n')
{
chars -= 2;
msgbuf[chars] = 0;
}
if (chars > ARRAY_SIZE (buf) - 1)
{
chars = ARRAY_SIZE (buf) - 1;
msgbuf [chars] = 0;
}
#ifdef UNICODE
wcstombs (buf, msgbuf, chars + 1);
#else
strncpy (buf, msgbuf, chars + 1);
#endif
LocalFree (msgbuf);
}
else
sprintf (buf, "unknown win32 error (%u)", (unsigned) error);
SetLastError (lasterr);
return buf;
}
/* See errors.h. */
void
throw_winerror_with_name (const char *string, ULONGEST err)
{
error (_("%s (error %d): %s"), string, err, strwinerror (err));
}
#endif /* USE_WIN32API */
|
