diff options
Diffstat (limited to 'externals/mysql/strings/strmake.c')
| -rw-r--r-- | externals/mysql/strings/strmake.c | 66 |
1 files changed, 0 insertions, 66 deletions
diff --git a/externals/mysql/strings/strmake.c b/externals/mysql/strings/strmake.c deleted file mode 100644 index 903a1b83626..00000000000 --- a/externals/mysql/strings/strmake.c +++ /dev/null @@ -1,66 +0,0 @@ -/* Copyright (C) 2000 MySQL AB - - 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., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA */ - -/* File : strmake.c - Author : Michael Widenius - Updated: 20 Jul 1984 - Defines: strmake() - - strmake(dst,src,length) moves length characters, or until end, of src to - dst and appends a closing NUL to dst. - Note that if strlen(src) >= length then dst[length] will be set to \0 - strmake() returns pointer to closing null -*/ - -#include <my_global.h> -#include "m_string.h" - -char *strmake(register char *dst, register const char *src, size_t length) -{ - while (length--) - { - if (! (*dst++ = *src++)) - { -#ifdef EXTRA_DEBUG - /* - 'length' is the maximum length of the string; the buffer needs - to be one character larger to accommodate the terminating - '\0'. This is easy to get wrong, so we make sure we write to - the entire length of the buffer to identify incorrect - buffer-sizes. We only initialism the "unused" part of the - buffer here, a) for efficiency, and b) because dst==src is - allowed, so initializing the entire buffer would overwrite the - source-string. Also, we write a character rather than '\0' as - this makes spotting these problems in the results easier. - - If we are using purify/valgrind, we only set one character at - end to be able to detect also wrong accesses after the end of - dst. - */ - if (length) - { -#ifdef HAVE_purify - dst[length-1]= 'Z'; -#else - bfill(dst, length-1, (int) 'Z'); -#endif /* HAVE_purify */ - } -#endif /* EXTRA_DEBUG */ - return dst-1; - } - } - *dst=0; - return dst; -} |
