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authorXanadu <none@none>2010-07-20 02:49:28 +0200
committerXanadu <none@none>2010-07-20 02:49:28 +0200
commit79622802f397258ee0f34327ba3ae6977ca3e7ff (patch)
tree1868946c234ab9ee256a6b7766a15713eae94235 /externals/mysql/strings/r_strinstr.c
parent7dd2dc91816ab8b3bc3b99a1b1c99c7ea314d5a8 (diff)
parentf906976837502fa5aa81b982b901d1509f5aa0c4 (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/r_strinstr.c')
-rw-r--r--externals/mysql/strings/r_strinstr.c50
1 files changed, 50 insertions, 0 deletions
diff --git a/externals/mysql/strings/r_strinstr.c b/externals/mysql/strings/r_strinstr.c
new file mode 100644
index 00000000000..fb1e0c5a090
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+++ b/externals/mysql/strings/r_strinstr.c
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+/* 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 */
+
+/*
+ Author : David
+ strintstr(src, from, pat) looks for an instance of pat in src
+ backwards from pos from. pat is not a regex(3) pattern, it is a literal
+ string which must be matched exactly.
+ The result 0 if the pattern was not found else it is the start char of
+ the pattern counted from the begining of the string.
+*/
+
+#include <my_global.h>
+#include "m_string.h"
+
+size_t r_strinstr(reg1 const char * str, size_t from, reg4 const char * search)
+{
+ reg2 const char *i, *j;
+ size_t len = strlen(search);
+ /* pointer to the last char of buff */
+ const char * start = str + from - 1;
+ /* pointer to the last char of search */
+ const char * search_end = search + len - 1;
+
+ skip:
+ while (start >= str) /* Cant be != because the first char */
+ {
+ if (*start-- == *search_end)
+ {
+ i = start; j = search_end - 1;
+ while (j >= search && start > str)
+ if (*i-- != *j--)
+ goto skip;
+ return (size_t) ((start - len) - str + 3);
+ }
+ }
+ return (0);
+}