diff options
Diffstat (limited to 'mariadb-connector-c-v_2.3.7/libmariadb/strmov.c')
| -rw-r--r-- | mariadb-connector-c-v_2.3.7/libmariadb/strmov.c | 59 |
1 files changed, 59 insertions, 0 deletions
diff --git a/mariadb-connector-c-v_2.3.7/libmariadb/strmov.c b/mariadb-connector-c-v_2.3.7/libmariadb/strmov.c new file mode 100644 index 0000000..3178aaf --- /dev/null +++ b/mariadb-connector-c-v_2.3.7/libmariadb/strmov.c @@ -0,0 +1,59 @@ +/* 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., 51 Franklin Street, Fifth Floor, Boston, + MA 02111-1301, USA */ + +/* + strmov(dst, src) moves all the characters of src (including the + closing NUL) to dst, and returns a pointer to the new closing NUL in + dst. The similar UNIX routine strcpy returns the old value of dst, + which I have never found useful. strmov(strmov(dst,a),b) moves a//b + into dst, which seems useful. +*/ + +#include <my_global.h> +#include "m_string.h" + +#ifdef BAD_STRING_COMPILER +#undef strmov +#define strmov strmov_overlapp +#endif + +#ifndef strmov + +#if !defined(MC68000) && !defined(DS90) + +char *strmov(register char *dst, register const char *src) +{ + while ((*dst++ = *src++)) ; + return dst-1; +} + +#else + +char *strmov(dst, src) + char *dst, *src; +{ + asm(" movl 4(a7),a1 "); + asm(" movl 8(a7),a0 "); + asm(".L4: movb (a0)+,(a1)+ "); + asm(" jne .L4 "); + asm(" movl a1,d0 "); + asm(" subql #1,d0 "); +} + +#endif + +#endif /* strmov */ |