Mercurial > molko
annotate libmlk-core/mlk/core/panic.c @ 465:01f5580e43d1
core: panic -> mlk_panic
author | David Demelier <markand@malikania.fr> |
---|---|
date | Mon, 27 Feb 2023 10:03:52 +0100 |
parents | 773a082f0b91 |
children | 1a1265445157 |
rev | line source |
---|---|
88
44de3c528b63
core: implement basic panic mechanism, continue #2484 @1h
David Demelier <markand@malikania.fr>
parents:
diff
changeset
|
1 /* |
44de3c528b63
core: implement basic panic mechanism, continue #2484 @1h
David Demelier <markand@malikania.fr>
parents:
diff
changeset
|
2 * panic.c -- unrecoverable error handling |
44de3c528b63
core: implement basic panic mechanism, continue #2484 @1h
David Demelier <markand@malikania.fr>
parents:
diff
changeset
|
3 * |
445
773a082f0b91
misc: update copyright years
David Demelier <markand@malikania.fr>
parents:
431
diff
changeset
|
4 * Copyright (c) 2020-2023 David Demelier <markand@malikania.fr> |
88
44de3c528b63
core: implement basic panic mechanism, continue #2484 @1h
David Demelier <markand@malikania.fr>
parents:
diff
changeset
|
5 * |
44de3c528b63
core: implement basic panic mechanism, continue #2484 @1h
David Demelier <markand@malikania.fr>
parents:
diff
changeset
|
6 * Permission to use, copy, modify, and/or distribute this software for any |
44de3c528b63
core: implement basic panic mechanism, continue #2484 @1h
David Demelier <markand@malikania.fr>
parents:
diff
changeset
|
7 * purpose with or without fee is hereby granted, provided that the above |
44de3c528b63
core: implement basic panic mechanism, continue #2484 @1h
David Demelier <markand@malikania.fr>
parents:
diff
changeset
|
8 * copyright notice and this permission notice appear in all copies. |
44de3c528b63
core: implement basic panic mechanism, continue #2484 @1h
David Demelier <markand@malikania.fr>
parents:
diff
changeset
|
9 * |
44de3c528b63
core: implement basic panic mechanism, continue #2484 @1h
David Demelier <markand@malikania.fr>
parents:
diff
changeset
|
10 * THE SOFTWARE IS PROVIDED "AS IS" AND THE AUTHOR DISCLAIMS ALL WARRANTIES |
44de3c528b63
core: implement basic panic mechanism, continue #2484 @1h
David Demelier <markand@malikania.fr>
parents:
diff
changeset
|
11 * WITH REGARD TO THIS SOFTWARE INCLUDING ALL IMPLIED WARRANTIES OF |
44de3c528b63
core: implement basic panic mechanism, continue #2484 @1h
David Demelier <markand@malikania.fr>
parents:
diff
changeset
|
12 * MERCHANTABILITY AND FITNESS. IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR |
44de3c528b63
core: implement basic panic mechanism, continue #2484 @1h
David Demelier <markand@malikania.fr>
parents:
diff
changeset
|
13 * ANY SPECIAL, DIRECT, INDIRECT, OR CONSEQUENTIAL DAMAGES OR ANY DAMAGES |
44de3c528b63
core: implement basic panic mechanism, continue #2484 @1h
David Demelier <markand@malikania.fr>
parents:
diff
changeset
|
14 * WHATSOEVER RESULTING FROM LOSS OF USE, DATA OR PROFITS, WHETHER IN AN |
44de3c528b63
core: implement basic panic mechanism, continue #2484 @1h
David Demelier <markand@malikania.fr>
parents:
diff
changeset
|
15 * ACTION OF CONTRACT, NEGLIGENCE OR OTHER TORTIOUS ACTION, ARISING OUT OF |
44de3c528b63
core: implement basic panic mechanism, continue #2484 @1h
David Demelier <markand@malikania.fr>
parents:
diff
changeset
|
16 * OR IN CONNECTION WITH THE USE OR PERFORMANCE OF THIS SOFTWARE. |
44de3c528b63
core: implement basic panic mechanism, continue #2484 @1h
David Demelier <markand@malikania.fr>
parents:
diff
changeset
|
17 */ |
44de3c528b63
core: implement basic panic mechanism, continue #2484 @1h
David Demelier <markand@malikania.fr>
parents:
diff
changeset
|
18 |
44de3c528b63
core: implement basic panic mechanism, continue #2484 @1h
David Demelier <markand@malikania.fr>
parents:
diff
changeset
|
19 #include <assert.h> |
95
e82eca4f8606
core: simplify error/panic routines
David Demelier <markand@malikania.fr>
parents:
88
diff
changeset
|
20 #include <stdio.h> |
e82eca4f8606
core: simplify error/panic routines
David Demelier <markand@malikania.fr>
parents:
88
diff
changeset
|
21 #include <stdlib.h> |
88
44de3c528b63
core: implement basic panic mechanism, continue #2484 @1h
David Demelier <markand@malikania.fr>
parents:
diff
changeset
|
22 |
44de3c528b63
core: implement basic panic mechanism, continue #2484 @1h
David Demelier <markand@malikania.fr>
parents:
diff
changeset
|
23 #include "error.h" |
44de3c528b63
core: implement basic panic mechanism, continue #2484 @1h
David Demelier <markand@malikania.fr>
parents:
diff
changeset
|
24 #include "panic.h" |
44de3c528b63
core: implement basic panic mechanism, continue #2484 @1h
David Demelier <markand@malikania.fr>
parents:
diff
changeset
|
25 |
229
e71039d820a7
doc: improve documentation
David Demelier <markand@malikania.fr>
parents:
168
diff
changeset
|
26 static void |
95
e82eca4f8606
core: simplify error/panic routines
David Demelier <markand@malikania.fr>
parents:
88
diff
changeset
|
27 terminate(void) |
e82eca4f8606
core: simplify error/panic routines
David Demelier <markand@malikania.fr>
parents:
88
diff
changeset
|
28 { |
411
d74f53299252
make: add basic GNU make support
David Demelier <markand@malikania.fr>
parents:
378
diff
changeset
|
29 fprintf(stderr, "abort: %s\n", error()); |
162 | 30 abort(); |
95
e82eca4f8606
core: simplify error/panic routines
David Demelier <markand@malikania.fr>
parents:
88
diff
changeset
|
31 exit(1); |
e82eca4f8606
core: simplify error/panic routines
David Demelier <markand@malikania.fr>
parents:
88
diff
changeset
|
32 } |
88
44de3c528b63
core: implement basic panic mechanism, continue #2484 @1h
David Demelier <markand@malikania.fr>
parents:
diff
changeset
|
33 |
95
e82eca4f8606
core: simplify error/panic routines
David Demelier <markand@malikania.fr>
parents:
88
diff
changeset
|
34 void (*panic_handler)(void) = terminate; |
e82eca4f8606
core: simplify error/panic routines
David Demelier <markand@malikania.fr>
parents:
88
diff
changeset
|
35 |
229
e71039d820a7
doc: improve documentation
David Demelier <markand@malikania.fr>
parents:
168
diff
changeset
|
36 void |
465
01f5580e43d1
core: panic -> mlk_panic
David Demelier <markand@malikania.fr>
parents:
445
diff
changeset
|
37 mlk_panicf(const char *fmt, ...) |
88
44de3c528b63
core: implement basic panic mechanism, continue #2484 @1h
David Demelier <markand@malikania.fr>
parents:
diff
changeset
|
38 { |
44de3c528b63
core: implement basic panic mechanism, continue #2484 @1h
David Demelier <markand@malikania.fr>
parents:
diff
changeset
|
39 assert(fmt); |
44de3c528b63
core: implement basic panic mechanism, continue #2484 @1h
David Demelier <markand@malikania.fr>
parents:
diff
changeset
|
40 |
44de3c528b63
core: implement basic panic mechanism, continue #2484 @1h
David Demelier <markand@malikania.fr>
parents:
diff
changeset
|
41 va_list ap; |
44de3c528b63
core: implement basic panic mechanism, continue #2484 @1h
David Demelier <markand@malikania.fr>
parents:
diff
changeset
|
42 |
95
e82eca4f8606
core: simplify error/panic routines
David Demelier <markand@malikania.fr>
parents:
88
diff
changeset
|
43 /* |
e82eca4f8606
core: simplify error/panic routines
David Demelier <markand@malikania.fr>
parents:
88
diff
changeset
|
44 * Store the error before calling panic because va_end would not be |
e82eca4f8606
core: simplify error/panic routines
David Demelier <markand@malikania.fr>
parents:
88
diff
changeset
|
45 * called. |
e82eca4f8606
core: simplify error/panic routines
David Demelier <markand@malikania.fr>
parents:
88
diff
changeset
|
46 */ |
88
44de3c528b63
core: implement basic panic mechanism, continue #2484 @1h
David Demelier <markand@malikania.fr>
parents:
diff
changeset
|
47 va_start(ap, fmt); |
253
c4da052c0def
core: goodbye doxygen
David Demelier <markand@malikania.fr>
parents:
243
diff
changeset
|
48 errorva(fmt, ap); |
88
44de3c528b63
core: implement basic panic mechanism, continue #2484 @1h
David Demelier <markand@malikania.fr>
parents:
diff
changeset
|
49 va_end(ap); |
95
e82eca4f8606
core: simplify error/panic routines
David Demelier <markand@malikania.fr>
parents:
88
diff
changeset
|
50 |
465
01f5580e43d1
core: panic -> mlk_panic
David Demelier <markand@malikania.fr>
parents:
445
diff
changeset
|
51 mlk_panic(); |
88
44de3c528b63
core: implement basic panic mechanism, continue #2484 @1h
David Demelier <markand@malikania.fr>
parents:
diff
changeset
|
52 } |
44de3c528b63
core: implement basic panic mechanism, continue #2484 @1h
David Demelier <markand@malikania.fr>
parents:
diff
changeset
|
53 |
229
e71039d820a7
doc: improve documentation
David Demelier <markand@malikania.fr>
parents:
168
diff
changeset
|
54 void |
465
01f5580e43d1
core: panic -> mlk_panic
David Demelier <markand@malikania.fr>
parents:
445
diff
changeset
|
55 mlk_panicva(const char *fmt, va_list ap) |
88
44de3c528b63
core: implement basic panic mechanism, continue #2484 @1h
David Demelier <markand@malikania.fr>
parents:
diff
changeset
|
56 { |
44de3c528b63
core: implement basic panic mechanism, continue #2484 @1h
David Demelier <markand@malikania.fr>
parents:
diff
changeset
|
57 assert(fmt); |
44de3c528b63
core: implement basic panic mechanism, continue #2484 @1h
David Demelier <markand@malikania.fr>
parents:
diff
changeset
|
58 assert(panic_handler); |
44de3c528b63
core: implement basic panic mechanism, continue #2484 @1h
David Demelier <markand@malikania.fr>
parents:
diff
changeset
|
59 |
253
c4da052c0def
core: goodbye doxygen
David Demelier <markand@malikania.fr>
parents:
243
diff
changeset
|
60 errorva(fmt, ap); |
465
01f5580e43d1
core: panic -> mlk_panic
David Demelier <markand@malikania.fr>
parents:
445
diff
changeset
|
61 mlk_panic(); |
95
e82eca4f8606
core: simplify error/panic routines
David Demelier <markand@malikania.fr>
parents:
88
diff
changeset
|
62 } |
e82eca4f8606
core: simplify error/panic routines
David Demelier <markand@malikania.fr>
parents:
88
diff
changeset
|
63 |
229
e71039d820a7
doc: improve documentation
David Demelier <markand@malikania.fr>
parents:
168
diff
changeset
|
64 void |
465
01f5580e43d1
core: panic -> mlk_panic
David Demelier <markand@malikania.fr>
parents:
445
diff
changeset
|
65 mlk_panic(void) |
95
e82eca4f8606
core: simplify error/panic routines
David Demelier <markand@malikania.fr>
parents:
88
diff
changeset
|
66 { |
e82eca4f8606
core: simplify error/panic routines
David Demelier <markand@malikania.fr>
parents:
88
diff
changeset
|
67 assert(panic_handler); |
e82eca4f8606
core: simplify error/panic routines
David Demelier <markand@malikania.fr>
parents:
88
diff
changeset
|
68 |
88
44de3c528b63
core: implement basic panic mechanism, continue #2484 @1h
David Demelier <markand@malikania.fr>
parents:
diff
changeset
|
69 panic_handler(); |
95
e82eca4f8606
core: simplify error/panic routines
David Demelier <markand@malikania.fr>
parents:
88
diff
changeset
|
70 |
e82eca4f8606
core: simplify error/panic routines
David Demelier <markand@malikania.fr>
parents:
88
diff
changeset
|
71 /* |
e82eca4f8606
core: simplify error/panic routines
David Demelier <markand@malikania.fr>
parents:
88
diff
changeset
|
72 * This should not happen, if it does it means the user did not fully |
e82eca4f8606
core: simplify error/panic routines
David Demelier <markand@malikania.fr>
parents:
88
diff
changeset
|
73 * satisfied the constraint of panic_handler. |
e82eca4f8606
core: simplify error/panic routines
David Demelier <markand@malikania.fr>
parents:
88
diff
changeset
|
74 */ |
411
d74f53299252
make: add basic GNU make support
David Demelier <markand@malikania.fr>
parents:
378
diff
changeset
|
75 fprintf(stderr, "abort: panic handler returned\n"); |
95
e82eca4f8606
core: simplify error/panic routines
David Demelier <markand@malikania.fr>
parents:
88
diff
changeset
|
76 exit(1); |
88
44de3c528b63
core: implement basic panic mechanism, continue #2484 @1h
David Demelier <markand@malikania.fr>
parents:
diff
changeset
|
77 } |