diff options
author | Xanadu <none@none> | 2010-07-20 02:49:28 +0200 |
---|---|---|
committer | Xanadu <none@none> | 2010-07-20 02:49:28 +0200 |
commit | 79622802f397258ee0f34327ba3ae6977ca3e7ff (patch) | |
tree | 1868946c234ab9ee256a6b7766a15713eae94235 /externals/mysql/strings/strmake.c | |
parent | 7dd2dc91816ab8b3bc3b99a1b1c99c7ea314d5a8 (diff) | |
parent | f906976837502fa5aa81b982b901d1509f5aa0c4 (diff) |
Merge. Revision history for source files should be all back now.
--HG--
branch : trunk
rename : sql/CMakeLists.txt => sql/tools/CMakeLists.txt
rename : src/server/game/Pools/PoolHandler.cpp => src/server/game/Pools/PoolMgr.cpp
rename : src/server/game/Pools/PoolHandler.h => src/server/game/Pools/PoolMgr.h
rename : src/server/game/PrecompiledHeaders/NixCorePCH.cpp => src/server/game/PrecompiledHeaders/gamePCH.cpp
rename : src/server/game/PrecompiledHeaders/NixCorePCH.h => src/server/game/PrecompiledHeaders/gamePCH.h
Diffstat (limited to 'externals/mysql/strings/strmake.c')
-rw-r--r-- | externals/mysql/strings/strmake.c | 66 |
1 files changed, 66 insertions, 0 deletions
diff --git a/externals/mysql/strings/strmake.c b/externals/mysql/strings/strmake.c new file mode 100644 index 00000000000..903a1b83626 --- /dev/null +++ b/externals/mysql/strings/strmake.c @@ -0,0 +1,66 @@ +/* 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; +} |