include/stubs.h
/* [<][>][^][v][top][bottom][index][help] */
FUNCTIONS
This source file includes following functions.
- STUB
- STUB
- STRUCT_EQUAL
- dieif
- strsep
1 /***************************************
2 $Revision: 1.7 $
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 /* config.h - comes from configure. */
42 #ifdef HAVE_CONFIG_H
43 #include "config.h"
44 #endif
45
46 /* this is to allow user stubs in the code */
47 /* it will trigger an error when NOSTUBS is set */
48
49 #ifndef NOSTUBS
50 #define STUB(a) do{a;}while(0)
/* [<][>][^][v][top][bottom][index][help] */
51 #else
52 #define STUB(a) hey_here_is_a_stub_left=%^&*&@@@;
/* [<][>][^][v][top][bottom][index][help] */
53 #endif
54
55 /* now these are predefined ones... */
56
57 #ifndef NOSTUBS
58
59 /* for memcmp and strcmp */
60 #define CMP_EQUAL 0
61
62 /* stub for those compilers (wrrrrrrr....) that can't do (struct != struct) */
63 #define STRUCT_EQUAL(a,b) (memcmp(&a, &b, sizeof(a)) == CMP_EQUAL)
/* [<][>][^][v][top][bottom][index][help] */
64
65 /* this prints the filename and line number where it was placed,
66 and then commits suicide (read: segfault) by writing to address NULL.
67 This in normal conditions generates a coredump for later analysis.
68
69 isdigit() is used to avoid warnings from lint.
70 do..while is to allow treating this macro as a single instruction
71 (eg in an if).
72 */
73
74 #define die do{ \
75 fprintf(stderr,"died: +%d %s\n",__LINE__, __FILE__);\
76 *((int*)NULL)=0; \
77 } while(isdigit('a'))
78
79 #define dieif(a) if(a) { \
/* [<][>][^][v][top][bottom][index][help] */
80 fprintf(stderr,"died on "#a" in: +%d %s\n",__LINE__, __FILE__);\
81 *((int*)NULL)=0; \
82 }
83
84
85 #define SQL_TBLNAM_MAX 32
86
87
88 /* struct to hold the table name.
89 Wrapped in a struct to make it behave like a normal object (ref by
90 value)
91
92 in fact, this type should be made engine-dependent.
93 */
94
95 typedef struct {
96 char val[SQL_TBLNAM_MAX];
97 } sql_tblnam_t;
98
99 /* who knows what key type we will really have in other engines */
100 typedef long sql_key_t;
101
102 #define SQ_NOKEY 0L
103
104
105 #ifdef HAVE_STRSEP
106 /* good */
107 #else
108 # if defined(HAVE_STRTOK_R) && !defined(HAVE_STRSEP)
109 /* emulate strsep with strtok_r
110 by making first arg to strtok_r point to the last
111
112 char *
113 strsep(char **stringp, const char *delim)
114 {
115 return strtok_r( *stringp, delim, stringp);
116 }
117 */
118 #define strsep(a,b) strtok_r( *(a), (b), (a) )
/* [<][>][^][v][top][bottom][index][help] */
119
120 # else
121 # error "must have strsep or strtok_r"
122 # endif
123 #endif
124
125
126 #endif /* NOSTUBS */
127 #endif /* _STUBS_H */