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
|
/* Copyright (c) 2000, 2001 MySQL AB
Use is subject to license terms.
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; version 2 of the License.
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, write to the Free Software
Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA
*/
/* File : strcend.c
Author : Michael Widenius: ifdef MC68000
Updated: 20 April 1984
Defines: strcend()
strcend(s, c) returns a pointer to the first place in s where c
occurs, or a pointer to the end-null of s if c does not occur in s.
*/
#include <my_global.h>
#include "m_string.h"
#if defined(MC68000) && defined(DS90)
char *strcend(const char *s, pchar c)
{
asm(" movl 4(a7),a0 ");
asm(" movl 8(a7),d1 ");
asm(".L2: movb (a0)+,d0 ");
asm(" cmpb d0,d1 ");
asm(" beq .L1 ");
asm(" tstb d0 ");
asm(" bne .L2 ");
asm(".L1: movl a0,d0 ");
asm(" subql #1,d0 ");
}
#else
char *strcend(register const char *s, register pchar c)
{
for (;;)
{
if (*s == (char) c) return (char*) s;
if (!*s++) return (char*) s-1;
}
}
#endif
|
