include/stubs.h
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FUNCTIONS
This source file includes following functions.
- STUB
- STUB
- STRUCT_EQUAL
- dieif
1 /***************************************
2 $Revision: 1.5 $
3
4 stubs.h - header file with things defined just to provisionally fix the TBDs.
5
6 Status: NOT REVUED, TESTED, INCOMPLETE
7
8 Design and implementation by: Marek Bukowy
9
10 ******************/ /******************
11 Copyright (c) 1999 RIPE NCC
12
13 All Rights Reserved
14
15 Permission to use, copy, modify, and distribute this software and its
16 documentation for any purpose and without fee is hereby granted,
17 provided that the above copyright notice appear in all copies and that
18 both that copyright notice and this permission notice appear in
19 supporting documentation, and that the name of the author not be
20 used in advertising or publicity pertaining to distribution of the
21 software without specific, written prior permission.
22
23 THE AUTHOR DISCLAIMS ALL WARRANTIES WITH REGARD TO THIS SOFTWARE, INCLUDING
24 ALL IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS; IN NO EVENT SHALL
25 AUTHOR BE LIABLE FOR ANY SPECIAL, INDIRECT OR CONSEQUENTIAL DAMAGES OR ANY
26 DAMAGES WHATSOEVER RESULTING FROM LOSS OF USE, DATA OR PROFITS, WHETHER IN
27 AN ACTION OF CONTRACT, NEGLIGENCE OR OTHER TORTIOUS ACTION, ARISING OUT OF
28 OR IN CONNECTION WITH THE USE OR PERFORMANCE OF THIS SOFTWARE.
29 ***************************************/
30
31 /* stubs: just defined to let the other thing compile. Use #define
32 NOSTUBS to disable it. */
33
34 #ifndef _STUBS_H
35 #define _STUBS_H
36
37 #include <stdlib.h>
38 #include <stdio.h>
39 #include <ctype.h>
40
41 /* this is to allow user stubs in the code */
42 /* it will trigger an error when NOSTUBS is set */
43
44 #ifndef NOSTUBS
45 #define STUB(a) do{a;}while(0)
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46 #else
47 #define STUB(a) hey_here_is_a_stub_left=%^&*&@@@;
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48 #endif
49
50 /* now these are predefined ones... */
51
52 #ifndef NOSTUBS
53
54 /* for memcmp and strcmp */
55 #define CMP_EQUAL 0
56
57 /* stub for those compilers (wrrrrrrr....) that can't do (struct != struct) */
58 #define STRUCT_EQUAL(a,b) (memcmp(&a, &b, sizeof(a)) == CMP_EQUAL)
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59
60 /* this prints the filename and line number where it was placed,
61 and then commits suicide (read: segfault) by writing to address NULL.
62 This in normal conditions generates a coredump for later analysis.
63
64 isdigit() is used to avoid warnings from lint.
65 do..while is to allow treating this macro as a single instruction
66 (eg in an if).
67 */
68
69 #define die do{ \
70 fprintf(stderr,"died: +%d %s\n",__LINE__, __FILE__);\
71 *((int*)NULL)=0; \
72 } while(isdigit('a'))
73
74 #define dieif(a) if(a) { \
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75 fprintf(stderr,"died on "#a" in: +%d %s\n",__LINE__, __FILE__);\
76 *((int*)NULL)=0; \
77 }
78
79
80 #define SQL_TBLNAM_MAX 32
81
82
83 /* struct to hold the table name.
84 Wrapped in a struct to make it behave like a normal object (ref by
85 value)
86
87 in fact, this type should be made engine-dependent.
88 */
89
90 typedef struct {
91 char val[SQL_TBLNAM_MAX];
92 } sql_tblnam_t;
93
94 /* who knows what key type we will really have in other engines */
95 typedef long sql_key_t;
96
97 #define SQ_NOKEY 0L
98
99 #endif /* NOSTUBS */
100 #endif /* _STUBS_H */