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Diffstat (limited to 'strings/strcend.c')
| -rw-r--r-- | strings/strcend.c | 56 |
1 files changed, 56 insertions, 0 deletions
diff --git a/strings/strcend.c b/strings/strcend.c new file mode 100644 index 00000000000..246b81d7f7b --- /dev/null +++ b/strings/strcend.c @@ -0,0 +1,56 @@ +/* Copyright (C) 2000 MySQL AB & MySQL Finland AB & TCX DataKonsult AB + + This library is free software; you can redistribute it and/or + modify it under the terms of the GNU Library General Public + License as published by the Free Software Foundation; either + version 2 of the License, or (at your option) any later version. + + This library 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 + Library General Public License for more details. + + You should have received a copy of the GNU Library General Public + License along with this library; if not, write to the Free + Software Foundation, Inc., 59 Temple Place - Suite 330, Boston, + MA 02111-1307, 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 <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 |