Initial import of SpinxSE, with fixes for MariaDB.

storage/sphinx/CMakeLists.txt

+SET(CMAKE_CXX_FLAGS_DEBUG "${CMAKE_CXX_FLAGS_DEBUG} -DSAFEMALLOC -DSAFE_MUTEX")
+SET(CMAKE_C_FLAGS_DEBUG "${CMAKE_C_FLAGS_DEBUG} -DSAFEMALLOC -DSAFE_MUTEX")
+ADD_DEFINITIONS(-DMYSQL_SERVER)
+
+INCLUDE_DIRECTORIES(${CMAKE_SOURCE_DIR}/include
+                    ${CMAKE_SOURCE_DIR}/sql
+                    ${CMAKE_SOURCE_DIR}/extra/yassl/include
+                    ${CMAKE_SOURCE_DIR}/regex)
+
+SET(SPHINX_SOURCES ha_sphinx.cc)
+ADD_LIBRARY(sphinx ha_sphinx.cc)

storage/sphinx/Makefile.am

+# Copyright (C) 2000 MySQL AB & MySQL Finland AB & TCX DataKonsult 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; either version 2 of the License, or
+# (at your option) any later version.
+# 
+# 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
+
+#called from the top level Makefile
+
+MYSQLDATAdir =          $(localstatedir)
+MYSQLSHAREdir =         $(pkgdatadir)
+MYSQLBASEdir=           $(prefix)
+MYSQLLIBdir=            $(pkglibdir)
+pkgplugindir =          $(pkglibdir)/plugin
+INCLUDES =              -I$(top_srcdir)/include -I$(top_builddir)/include \
+			-I$(top_srcdir)/regex \
+			-I$(top_srcdir)/sql \
+                        -I$(srcdir)
+
+DEFS= @DEFS@ -D_REENTRANT -D_PTHREADS -DMYSQL_SERVER
+
+noinst_HEADERS =	ha_sphinx.h
+
+EXTRA_LTLIBRARIES =	ha_sphinx.la
+pkgplugin_LTLIBRARIES = @plugin_sphinx_shared_target@ sphinx.la
+
+ha_sphinx_la_LDFLAGS =	-module -rpath $(MYSQLLIBdir) \
+			-L$(top_builddir)/libservices -lmysqlservices
+ha_sphinx_la_CXXFLAGS=	$(AM_CFLAGS) -DMYSQL_DYNAMIC_PLUGIN
+ha_sphinx_la_CFLAGS =	$(AM_CFLAGS) -DMYSQL_DYNAMIC_PLUGIN
+ha_sphinx_la_SOURCES =	ha_sphinx.cc
+
+sphinx_la_LDFLAGS = -module
+sphinx_la_CXXFLAGS = $(AM_CFLAGS)
+sphinx_la_CFLAGS = $(AM_CFLAGS)
+sphinx_la_SOURCES = snippets_udf.cc
+
+EXTRA_LIBRARIES =	libsphinx.a
+noinst_LIBRARIES =	@plugin_sphinx_static_target@
+libsphinx_a_CXXFLAGS =	$(AM_CFLAGS)
+libsphinx_a_CFLAGS =	$(AM_CFLAGS)
+libsphinx_a_SOURCES=	ha_sphinx.cc
+
+EXTRA_DIST =		CMakeLists.txt
+# Don't update the files from bitkeeper
+%::SCCS/s.%

storage/sphinx/gen_data.php

+<?php
+
+$file_name= $argv[1];
+
+//echo $file_name;
+
+$cont= file_get_contents($file_name);
+
+$words= explode(" ", $cont);
+
+//echo "words: ".(count($words))."\n";
+
+$cw = count($words);
+
+echo "REPLACE INTO test.documents ( id, group_id, date_added, title, content ) VALUES\n";
+
+
+for ($i=1; $i<=100000; $i++)
+{
+  $count_words= mt_rand(10,30);
+  $pred = "";
+  for ($j=0; $j<$count_words; $j++)
+  {
+    $pred .= chop($words[mt_rand(1, $cw-1)])." ";
+  }
+  $count_words= mt_rand(3,5);
+  $tit = "";
+  for ($j=0; $j<$count_words; $j++)
+  {
+    $tit .= chop($words[mt_rand(1, $cw-1)])." ";
+  }
+  echo "($i,".mt_rand(1,20).",NOW(),'".addslashes($tit)."','".addslashes($pred)."'),\n";
+}       
+  echo "(0,1,now(),'end','eND');\n";
+  
+
+?>

storage/sphinx/ha_sphinx.h

+//
+// $Id: ha_sphinx.h 1428 2008-09-05 18:06:30Z xale $
+//
+
+#ifdef USE_PRAGMA_INTERFACE
+#pragma interface // gcc class implementation
+#endif
+
+
+#if MYSQL_VERSION_ID>50100
+#define TABLE_ARG	st_table_share
+#else
+#define TABLE_ARG	st_table
+#endif
+
+
+#if MYSQL_VERSION_ID>=50120
+typedef uchar byte;
+#endif
+
+
+/// forward decls
+class THD;
+struct CSphReqQuery;
+struct CSphSEShare;
+struct CSphSEAttr;
+struct CSphSEStats;
+struct CSphSEThreadData;
+
+/// Sphinx SE handler class
+class ha_sphinx : public handler
+{
+protected:
+	THR_LOCK_DATA	m_tLock;				///< MySQL lock
+
+	CSphSEShare *	m_pShare;				///< shared lock info
+
+	uint			m_iMatchesTotal;
+	uint			m_iCurrentPos;
+	const byte *	m_pCurrentKey;
+	uint			m_iCurrentKeyLen;
+
+	char *			m_pResponse;			///< searchd response storage
+	char *			m_pResponseEnd;			///< searchd response storage end (points to wilderness!)
+	char *			m_pCur;					///< current position into response
+	bool			m_bUnpackError;			///< any errors while unpacking response
+
+public:
+#if MYSQL_VERSION_ID<50100
+					ha_sphinx ( TABLE_ARG * table_arg );
+#else
+					ha_sphinx ( handlerton * hton, TABLE_ARG * table_arg );
+#endif
+					~ha_sphinx () {}
+
+	const char *	table_type () const		{ return "SPHINX"; }	///< SE name for display purposes
+	const char *	index_type ( uint )		{ return "HASH"; }		///< index type name for display purposes
+	const char **	bas_ext () const;								///< my file extensions
+
+	#if MYSQL_VERSION_ID>50100
+	ulonglong		table_flags () const	{ return HA_CAN_INDEX_BLOBS; }			///< bitmap of implemented flags (see handler.h for more info)
+	#else
+	ulong			table_flags () const	{ return HA_CAN_INDEX_BLOBS; }			///< bitmap of implemented flags (see handler.h for more info)
+	#endif
+
+	ulong			index_flags ( uint, uint, bool ) const	{ return 0; }	///< bitmap of flags that says how SE implements indexes
+	uint			max_supported_record_length () const	{ return HA_MAX_REC_LENGTH; }
+	uint			max_supported_keys () const				{ return 1; }
+	uint			max_supported_key_parts () const		{ return 1; }
+	uint			max_supported_key_length () const		{ return MAX_KEY_LENGTH; }
+	uint			max_supported_key_part_length () const	{ return MAX_KEY_LENGTH; }
+
+	#if MYSQL_VERSION_ID>50100
+	virtual double	scan_time ()	{ return (double)( stats.records+stats.deleted )/20.0 + 10; }	///< called in test_quick_select to determine if indexes should be used
+	#else
+	virtual double	scan_time ()	{ return (double)( records+deleted )/20.0 + 10; }				///< called in test_quick_select to determine if indexes should be used
+	#endif
+
+	virtual double	read_time ( ha_rows rows )	{ return (double)rows/20.0 + 1; }					///< index read time estimate
+
+public:
+	int				open ( const char * name, int mode, uint test_if_locked );
+	int				close ();
+
+	int				write_row ( uchar * buf );
+	int				update_row ( const uchar * old_data, uchar * new_data );
+	int				delete_row ( const uchar * buf );
+
+	int				index_init ( uint keynr, bool sorted ); // 5.1.x
+	int				index_init ( uint keynr ) { return index_init ( keynr, false ); } // 5.0.x
+
+	int				index_end (); 
+	int				index_read ( byte * buf, const byte * key, uint key_len, enum ha_rkey_function find_flag );
+	int				index_read_idx ( byte * buf, uint idx, const byte * key, uint key_len, enum ha_rkey_function find_flag );
+	int				index_next ( byte * buf );
+	int				index_next_same ( byte * buf, const byte * key, uint keylen );
+	int				index_prev ( byte * buf );
+	int				index_first ( byte * buf );
+	int				index_last ( byte * buf );
+
+	int				get_rec ( byte * buf, const byte * key, uint keylen );
+
+	int				rnd_init ( bool scan );
+	int				rnd_end ();
+	int				rnd_next ( byte * buf );
+	int				rnd_pos ( byte * buf, byte * pos );
+	void			position ( const byte * record );
+
+#if MYSQL_VERSION_ID>=50030
+	int				info ( uint );
+#else
+	void			info ( uint );
+#endif
+
+	int				reset();
+	int				external_lock ( THD * thd, int lock_type );
+	int				delete_all_rows ();
+	ha_rows			records_in_range ( uint inx, key_range * min_key, key_range * max_key );
+
+	int				delete_table ( const char * from );
+	int				rename_table ( const char * from, const char * to );
+	int				create ( const char * name, TABLE * form, HA_CREATE_INFO * create_info );
+
+	THR_LOCK_DATA **store_lock ( THD * thd, THR_LOCK_DATA ** to, enum thr_lock_type lock_type );
+
+public:
+	virtual const COND *	cond_push ( const COND *cond );
+	virtual void			cond_pop ();
+
+private:
+	uint32			m_iFields;
+	char **			m_dFields;
+
+	uint32			m_iAttrs;
+	CSphSEAttr *	m_dAttrs;
+	int				m_bId64;
+
+	int *			m_dUnboundFields;
+
+private:
+	int				ConnectToSearchd ( const char * sQueryHost, int iQueryPort );
+
+	uint32			UnpackDword ();
+	char *			UnpackString ();
+	bool			UnpackSchema ();
+	bool			UnpackStats ( CSphSEStats * pStats );
+
+	CSphSEThreadData *	GetTls ();
+};
+
+
+#if MYSQL_VERSION_ID < 50100
+bool sphinx_show_status ( THD * thd );
+#endif
+
+//
+// $Id: ha_sphinx.h 1428 2008-09-05 18:06:30Z xale $
+//

storage/sphinx/make-patch.sh

+#!/bin/sh
+
+OUT=$1
+ORIG=$2
+NEW=$3
+
+if [ ! \( "$1" -a "$2" -a "$3" \) ]; then
+	echo "$0 <patch> <original> <new>"
+	exit 1
+fi
+
+FILES='
+/config/ac-macros/ha_sphinx.m4
+/configure.in
+/libmysqld/Makefile.am
+/sql/handler.cc
+/sql/handler.h
+/sql/Makefile.am
+/sql/mysqld.cc
+/sql/mysql_priv.h
+/sql/set_var.cc
+/sql/sql_lex.h
+/sql/sql_parse.cc
+/sql/sql_yacc.yy
+/sql/structs.h
+/sql/sql_show.cc
+'
+
+rm -f $OUT
+if [ -e $OUT ]; then
+	exit 1
+fi
+
+for name in $FILES; do
+	diff -BNru "$ORIG$name" "$NEW$name" >> $OUT
+done

storage/sphinx/plug.in

+MYSQL_STORAGE_ENGINE(sphinx,,[Sphinx Storage Engine],
+        [SE client for Sphinx search daemon], [])
+MYSQL_PLUGIN_DIRECTORY(sphinx, [storage/sphinx])
+MYSQL_PLUGIN_STATIC(sphinx,  [libsphinx.a])
+MYSQL_PLUGIN_DYNAMIC(sphinx, [ha_sphinx.la])
+