Mercurial > hg > CbC > CbC_gcc
comparison libffi/src/debug.c @ 111:04ced10e8804
gcc 7
author | kono |
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date | Fri, 27 Oct 2017 22:46:09 +0900 |
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68:561a7518be6b | 111:04ced10e8804 |
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1 /* ----------------------------------------------------------------------- | |
2 debug.c - Copyright (c) 1996 Red Hat, Inc. | |
3 | |
4 Permission is hereby granted, free of charge, to any person obtaining | |
5 a copy of this software and associated documentation files (the | |
6 ``Software''), to deal in the Software without restriction, including | |
7 without limitation the rights to use, copy, modify, merge, publish, | |
8 distribute, sublicense, and/or sell copies of the Software, and to | |
9 permit persons to whom the Software is furnished to do so, subject to | |
10 the following conditions: | |
11 | |
12 The above copyright notice and this permission notice shall be included | |
13 in all copies or substantial portions of the Software. | |
14 | |
15 THE SOFTWARE IS PROVIDED ``AS IS'', WITHOUT WARRANTY OF ANY KIND, | |
16 EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF | |
17 MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND | |
18 NONINFRINGEMENT. IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT | |
19 HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, | |
20 WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, | |
21 OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER | |
22 DEALINGS IN THE SOFTWARE. | |
23 ----------------------------------------------------------------------- */ | |
24 | |
25 #include <ffi.h> | |
26 #include <ffi_common.h> | |
27 #include <stdlib.h> | |
28 #include <stdio.h> | |
29 | |
30 /* General debugging routines */ | |
31 | |
32 void ffi_stop_here(void) | |
33 { | |
34 /* This function is only useful for debugging purposes. | |
35 Place a breakpoint on ffi_stop_here to be notified of | |
36 significant events. */ | |
37 } | |
38 | |
39 /* This function should only be called via the FFI_ASSERT() macro */ | |
40 | |
41 void ffi_assert(char *expr, char *file, int line) | |
42 { | |
43 fprintf(stderr, "ASSERTION FAILURE: %s at %s:%d\n", expr, file, line); | |
44 ffi_stop_here(); | |
45 abort(); | |
46 } | |
47 | |
48 /* Perform a sanity check on an ffi_type structure */ | |
49 | |
50 void ffi_type_test(ffi_type *a, char *file, int line) | |
51 { | |
52 FFI_ASSERT_AT(a != NULL, file, line); | |
53 | |
54 FFI_ASSERT_AT(a->type <= FFI_TYPE_LAST, file, line); | |
55 FFI_ASSERT_AT(a->type == FFI_TYPE_VOID || a->size > 0, file, line); | |
56 FFI_ASSERT_AT(a->type == FFI_TYPE_VOID || a->alignment > 0, file, line); | |
57 FFI_ASSERT_AT((a->type != FFI_TYPE_STRUCT && a->type != FFI_TYPE_COMPLEX) | |
58 || a->elements != NULL, file, line); | |
59 FFI_ASSERT_AT(a->type != FFI_TYPE_COMPLEX | |
60 || (a->elements != NULL | |
61 && a->elements[0] != NULL && a->elements[1] == NULL), | |
62 file, line); | |
63 | |
64 } |