From b2057f506a09e2adef81fc77efd697d16ae14bec Mon Sep 17 00:00:00 2001
From: bernard <bernard.xiong@rt-thread.com>
Date: Thu, 2 Nov 2017 13:50:42 +0800
Subject: [External] Remove external from RT-Thread

---
 .../SQLite-3.8.1/SQLiteLib/test/test_func.c        | 767 ---------------------
 1 file changed, 767 deletions(-)
 delete mode 100644 components/external/SQLite-3.8.1/SQLiteLib/test/test_func.c

(limited to 'components/external/SQLite-3.8.1/SQLiteLib/test/test_func.c')

diff --git a/components/external/SQLite-3.8.1/SQLiteLib/test/test_func.c b/components/external/SQLite-3.8.1/SQLiteLib/test/test_func.c
deleted file mode 100644
index b250e33106..0000000000
--- a/components/external/SQLite-3.8.1/SQLiteLib/test/test_func.c
+++ /dev/null
@@ -1,767 +0,0 @@
-/*
-** 2008 March 19
-**
-** The author disclaims copyright to this source code.  In place of
-** a legal notice, here is a blessing:
-**
-**    May you do good and not evil.
-**    May you find forgiveness for yourself and forgive others.
-**    May you share freely, never taking more than you give.
-**
-*************************************************************************
-** Code for testing all sorts of SQLite interfaces.  This code
-** implements new SQL functions used by the test scripts.
-*/
-#include "sqlite3.h"
-#include "tcl.h"
-#include <stdlib.h>
-#include <string.h>
-#include <assert.h>
-
-#include "sqliteInt.h"
-#include "vdbeInt.h"
-
-
-/*
-** Allocate nByte bytes of space using sqlite3_malloc(). If the
-** allocation fails, call sqlite3_result_error_nomem() to notify
-** the database handle that malloc() has failed.
-*/
-static void *testContextMalloc(sqlite3_context *context, int nByte){
-  char *z = sqlite3_malloc(nByte);
-  if( !z && nByte>0 ){
-    sqlite3_result_error_nomem(context);
-  }
-  return z;
-}
-
-/*
-** This function generates a string of random characters.  Used for
-** generating test data.
-*/
-static void randStr(sqlite3_context *context, int argc, sqlite3_value **argv){
-  static const unsigned char zSrc[] = 
-     "abcdefghijklmnopqrstuvwxyz"
-     "ABCDEFGHIJKLMNOPQRSTUVWXYZ"
-     "0123456789"
-     ".-!,:*^+=_|?/<> ";
-  int iMin, iMax, n, r, i;
-  unsigned char zBuf[1000];
-
-  /* It used to be possible to call randstr() with any number of arguments,
-  ** but now it is registered with SQLite as requiring exactly 2.
-  */
-  assert(argc==2);
-
-  iMin = sqlite3_value_int(argv[0]);
-  if( iMin<0 ) iMin = 0;
-  if( iMin>=sizeof(zBuf) ) iMin = sizeof(zBuf)-1;
-  iMax = sqlite3_value_int(argv[1]);
-  if( iMax<iMin ) iMax = iMin;
-  if( iMax>=sizeof(zBuf) ) iMax = sizeof(zBuf)-1;
-  n = iMin;
-  if( iMax>iMin ){
-    sqlite3_randomness(sizeof(r), &r);
-    r &= 0x7fffffff;
-    n += r%(iMax + 1 - iMin);
-  }
-  assert( n<sizeof(zBuf) );
-  sqlite3_randomness(n, zBuf);
-  for(i=0; i<n; i++){
-    zBuf[i] = zSrc[zBuf[i]%(sizeof(zSrc)-1)];
-  }
-  zBuf[n] = 0;
-  sqlite3_result_text(context, (char*)zBuf, n, SQLITE_TRANSIENT);
-}
-
-/*
-** The following two SQL functions are used to test returning a text
-** result with a destructor. Function 'test_destructor' takes one argument
-** and returns the same argument interpreted as TEXT. A destructor is
-** passed with the sqlite3_result_text() call.
-**
-** SQL function 'test_destructor_count' returns the number of outstanding 
-** allocations made by 'test_destructor';
-**
-** WARNING: Not threadsafe.
-*/
-static int test_destructor_count_var = 0;
-static void destructor(void *p){
-  char *zVal = (char *)p;
-  assert(zVal);
-  zVal--;
-  sqlite3_free(zVal);
-  test_destructor_count_var--;
-}
-static void test_destructor(
-  sqlite3_context *pCtx, 
-  int nArg,
-  sqlite3_value **argv
-){
-  char *zVal;
-  int len;
-  
-  test_destructor_count_var++;
-  assert( nArg==1 );
-  if( sqlite3_value_type(argv[0])==SQLITE_NULL ) return;
-  len = sqlite3_value_bytes(argv[0]); 
-  zVal = testContextMalloc(pCtx, len+3);
-  if( !zVal ){
-    return;
-  }
-  zVal[len+1] = 0;
-  zVal[len+2] = 0;
-  zVal++;
-  memcpy(zVal, sqlite3_value_text(argv[0]), len);
-  sqlite3_result_text(pCtx, zVal, -1, destructor);
-}
-#ifndef SQLITE_OMIT_UTF16
-static void test_destructor16(
-  sqlite3_context *pCtx, 
-  int nArg,
-  sqlite3_value **argv
-){
-  char *zVal;
-  int len;
-  
-  test_destructor_count_var++;
-  assert( nArg==1 );
-  if( sqlite3_value_type(argv[0])==SQLITE_NULL ) return;
-  len = sqlite3_value_bytes16(argv[0]); 
-  zVal = testContextMalloc(pCtx, len+3);
-  if( !zVal ){
-    return;
-  }
-  zVal[len+1] = 0;
-  zVal[len+2] = 0;
-  zVal++;
-  memcpy(zVal, sqlite3_value_text16(argv[0]), len);
-  sqlite3_result_text16(pCtx, zVal, -1, destructor);
-}
-#endif
-static void test_destructor_count(
-  sqlite3_context *pCtx, 
-  int nArg,
-  sqlite3_value **argv
-){
-  sqlite3_result_int(pCtx, test_destructor_count_var);
-}
-
-/*
-** The following aggregate function, test_agg_errmsg16(), takes zero 
-** arguments. It returns the text value returned by the sqlite3_errmsg16()
-** API function.
-*/
-#ifndef SQLITE_OMIT_BUILTIN_TEST
-void sqlite3BeginBenignMalloc(void);
-void sqlite3EndBenignMalloc(void);
-#else
-  #define sqlite3BeginBenignMalloc()
-  #define sqlite3EndBenignMalloc()
-#endif
-static void test_agg_errmsg16_step(sqlite3_context *a, int b,sqlite3_value **c){
-}
-static void test_agg_errmsg16_final(sqlite3_context *ctx){
-#ifndef SQLITE_OMIT_UTF16
-  const void *z;
-  sqlite3 * db = sqlite3_context_db_handle(ctx);
-  sqlite3_aggregate_context(ctx, 2048);
-  sqlite3BeginBenignMalloc();
-  z = sqlite3_errmsg16(db);
-  sqlite3EndBenignMalloc();
-  sqlite3_result_text16(ctx, z, -1, SQLITE_TRANSIENT);
-#endif
-}
-
-/*
-** Routines for testing the sqlite3_get_auxdata() and sqlite3_set_auxdata()
-** interface.
-**
-** The test_auxdata() SQL function attempts to register each of its arguments
-** as auxiliary data.  If there are no prior registrations of aux data for
-** that argument (meaning the argument is not a constant or this is its first
-** call) then the result for that argument is 0.  If there is a prior
-** registration, the result for that argument is 1.  The overall result
-** is the individual argument results separated by spaces.
-*/
-static void free_test_auxdata(void *p) {sqlite3_free(p);}
-static void test_auxdata(
-  sqlite3_context *pCtx, 
-  int nArg,
-  sqlite3_value **argv
-){
-  int i;
-  char *zRet = testContextMalloc(pCtx, nArg*2);
-  if( !zRet ) return;
-  memset(zRet, 0, nArg*2);
-  for(i=0; i<nArg; i++){
-    char const *z = (char*)sqlite3_value_text(argv[i]);
-    if( z ){
-      int n;
-      char *zAux = sqlite3_get_auxdata(pCtx, i);
-      if( zAux ){
-        zRet[i*2] = '1';
-        assert( strcmp(zAux,z)==0 );
-      }else {
-        zRet[i*2] = '0';
-      }
-      n = (int)strlen(z) + 1;
-      zAux = testContextMalloc(pCtx, n);
-      if( zAux ){
-        memcpy(zAux, z, n);
-        sqlite3_set_auxdata(pCtx, i, zAux, free_test_auxdata);
-      }
-      zRet[i*2+1] = ' ';
-    }
-  }
-  sqlite3_result_text(pCtx, zRet, 2*nArg-1, free_test_auxdata);
-}
-
-/*
-** A function to test error reporting from user functions. This function
-** returns a copy of its first argument as the error message.  If the
-** second argument exists, it becomes the error code.
-*/
-static void test_error(
-  sqlite3_context *pCtx, 
-  int nArg,
-  sqlite3_value **argv
-){
-  sqlite3_result_error(pCtx, (char*)sqlite3_value_text(argv[0]), -1);
-  if( nArg==2 ){
-    sqlite3_result_error_code(pCtx, sqlite3_value_int(argv[1]));
-  }
-}
-
-/*
-** Implementation of the counter(X) function.  If X is an integer
-** constant, then the first invocation will return X.  The second X+1.
-** and so forth.  Can be used (for example) to provide a sequence number
-** in a result set.
-*/
-static void counterFunc(
-  sqlite3_context *pCtx,   /* Function context */
-  int nArg,                /* Number of function arguments */
-  sqlite3_value **argv     /* Values for all function arguments */
-){
-  int *pCounter = (int*)sqlite3_get_auxdata(pCtx, 0);
-  if( pCounter==0 ){
-    pCounter = sqlite3_malloc( sizeof(*pCounter) );
-    if( pCounter==0 ){
-      sqlite3_result_error_nomem(pCtx);
-      return;
-    }
-    *pCounter = sqlite3_value_int(argv[0]);
-    sqlite3_set_auxdata(pCtx, 0, pCounter, sqlite3_free);
-  }else{
-    ++*pCounter;
-  }
-  sqlite3_result_int(pCtx, *pCounter);
-}
-
-
-/*
-** This function takes two arguments.  It performance UTF-8/16 type
-** conversions on the first argument then returns a copy of the second
-** argument.
-**
-** This function is used in cases such as the following:
-**
-**      SELECT test_isolation(x,x) FROM t1;
-**
-** We want to verify that the type conversions that occur on the
-** first argument do not invalidate the second argument.
-*/
-static void test_isolation(
-  sqlite3_context *pCtx, 
-  int nArg,
-  sqlite3_value **argv
-){
-#ifndef SQLITE_OMIT_UTF16
-  sqlite3_value_text16(argv[0]);
-  sqlite3_value_text(argv[0]);
-  sqlite3_value_text16(argv[0]);
-  sqlite3_value_text(argv[0]);
-#endif
-  sqlite3_result_value(pCtx, argv[1]);
-}
-
-/*
-** Invoke an SQL statement recursively.  The function result is the 
-** first column of the first row of the result set.
-*/
-static void test_eval(
-  sqlite3_context *pCtx, 
-  int nArg,
-  sqlite3_value **argv
-){
-  sqlite3_stmt *pStmt;
-  int rc;
-  sqlite3 *db = sqlite3_context_db_handle(pCtx);
-  const char *zSql;
-
-  zSql = (char*)sqlite3_value_text(argv[0]);
-  rc = sqlite3_prepare_v2(db, zSql, -1, &pStmt, 0);
-  if( rc==SQLITE_OK ){
-    rc = sqlite3_step(pStmt);
-    if( rc==SQLITE_ROW ){
-      sqlite3_result_value(pCtx, sqlite3_column_value(pStmt, 0));
-    }
-    rc = sqlite3_finalize(pStmt);
-  }
-  if( rc ){
-    char *zErr;
-    assert( pStmt==0 );
-    zErr = sqlite3_mprintf("sqlite3_prepare_v2() error: %s",sqlite3_errmsg(db));
-    sqlite3_result_text(pCtx, zErr, -1, sqlite3_free);
-    sqlite3_result_error_code(pCtx, rc);
-  }
-}
-
-
-/*
-** convert one character from hex to binary
-*/
-static int testHexChar(char c){
-  if( c>='0' && c<='9' ){
-    return c - '0';
-  }else if( c>='a' && c<='f' ){
-    return c - 'a' + 10;
-  }else if( c>='A' && c<='F' ){
-    return c - 'A' + 10;
-  }
-  return 0;
-}
-
-/*
-** Convert hex to binary.
-*/
-static void testHexToBin(const char *zIn, char *zOut){
-  while( zIn[0] && zIn[1] ){
-    *(zOut++) = (testHexChar(zIn[0])<<4) + testHexChar(zIn[1]);
-    zIn += 2;
-  }
-}
-
-/*
-**      hex_to_utf16be(HEX)
-**
-** Convert the input string from HEX into binary.  Then return the
-** result using sqlite3_result_text16le().
-*/
-#ifndef SQLITE_OMIT_UTF16
-static void testHexToUtf16be(
-  sqlite3_context *pCtx, 
-  int nArg,
-  sqlite3_value **argv
-){
-  int n;
-  const char *zIn;
-  char *zOut;
-  assert( nArg==1 );
-  n = sqlite3_value_bytes(argv[0]);
-  zIn = (const char*)sqlite3_value_text(argv[0]);
-  zOut = sqlite3_malloc( n/2 );
-  if( zOut==0 ){
-    sqlite3_result_error_nomem(pCtx);
-  }else{
-    testHexToBin(zIn, zOut);
-    sqlite3_result_text16be(pCtx, zOut, n/2, sqlite3_free);
-  }
-}
-#endif
-
-/*
-**      hex_to_utf8(HEX)
-**
-** Convert the input string from HEX into binary.  Then return the
-** result using sqlite3_result_text16le().
-*/
-static void testHexToUtf8(
-  sqlite3_context *pCtx, 
-  int nArg,
-  sqlite3_value **argv
-){
-  int n;
-  const char *zIn;
-  char *zOut;
-  assert( nArg==1 );
-  n = sqlite3_value_bytes(argv[0]);
-  zIn = (const char*)sqlite3_value_text(argv[0]);
-  zOut = sqlite3_malloc( n/2 );
-  if( zOut==0 ){
-    sqlite3_result_error_nomem(pCtx);
-  }else{
-    testHexToBin(zIn, zOut);
-    sqlite3_result_text(pCtx, zOut, n/2, sqlite3_free);
-  }
-}
-
-/*
-**      hex_to_utf16le(HEX)
-**
-** Convert the input string from HEX into binary.  Then return the
-** result using sqlite3_result_text16le().
-*/
-#ifndef SQLITE_OMIT_UTF16
-static void testHexToUtf16le(
-  sqlite3_context *pCtx, 
-  int nArg,
-  sqlite3_value **argv
-){
-  int n;
-  const char *zIn;
-  char *zOut;
-  assert( nArg==1 );
-  n = sqlite3_value_bytes(argv[0]);
-  zIn = (const char*)sqlite3_value_text(argv[0]);
-  zOut = sqlite3_malloc( n/2 );
-  if( zOut==0 ){
-    sqlite3_result_error_nomem(pCtx);
-  }else{
-    testHexToBin(zIn, zOut);
-    sqlite3_result_text16le(pCtx, zOut, n/2, sqlite3_free);
-  }
-}
-#endif
-
-/*
-** SQL function:   real2hex(X)
-**
-** If argument X is a real number, then convert it into a string which is
-** the big-endian hexadecimal representation of the ieee754 encoding of
-** that number.  If X is not a real number, return NULL.
-*/
-static void real2hex(
-  sqlite3_context *context,
-  int argc,
-  sqlite3_value **argv
-){
-  union {
-    sqlite3_uint64 i;
-    double r;
-    unsigned char x[8];
-  } v;
-  char zOut[20];
-  int i;
-  int bigEndian;
-  v.i = 1;
-  bigEndian = v.x[0]==0;
-  v.r = sqlite3_value_double(argv[0]);
-  for(i=0; i<8; i++){
-    if( bigEndian ){
-      zOut[i*2]   = "0123456789abcdef"[v.x[i]>>4];
-      zOut[i*2+1] = "0123456789abcdef"[v.x[i]&0xf];
-    }else{
-      zOut[14-i*2]   = "0123456789abcdef"[v.x[i]>>4];
-      zOut[14-i*2+1] = "0123456789abcdef"[v.x[i]&0xf];
-    }
-  }
-  zOut[16] = 0;
-  sqlite3_result_text(context, zOut, -1, SQLITE_TRANSIENT);
-}
-
-/*
-** tclcmd: test_extract(record, field)
-**
-** This function implements an SQL user-function that accepts a blob
-** containing a formatted database record as the first argument. The
-** second argument is the index of the field within that record to
-** extract and return.
-*/
-static void test_extract(
-  sqlite3_context *context,
-  int argc,
-  sqlite3_value **argv
-){
-  sqlite3 *db = sqlite3_context_db_handle(context);
-  u8 *pRec;
-  u8 *pEndHdr;                    /* Points to one byte past record header */
-  u8 *pHdr;                       /* Current point in record header */
-  u8 *pBody;                      /* Current point in record data */
-  u64 nHdr;                       /* Bytes in record header */
-  int iIdx;                       /* Required field */
-  int iCurrent = 0;               /* Current field */
-
-  assert( argc==2 );
-  pRec = (u8*)sqlite3_value_blob(argv[0]);
-  iIdx = sqlite3_value_int(argv[1]);
-
-  pHdr = pRec + sqlite3GetVarint(pRec, &nHdr);
-  pBody = pEndHdr = &pRec[nHdr];
-
-  for(iCurrent=0; pHdr<pEndHdr && iCurrent<=iIdx; iCurrent++){
-    u64 iSerialType;
-    Mem mem;
-
-    memset(&mem, 0, sizeof(mem));
-    mem.db = db;
-    mem.enc = ENC(db);
-    pHdr += sqlite3GetVarint(pHdr, &iSerialType);
-    pBody += sqlite3VdbeSerialGet(pBody, (u32)iSerialType, &mem);
-    sqlite3VdbeMemStoreType(&mem);
-
-    if( iCurrent==iIdx ){
-      sqlite3_result_value(context, &mem);
-    }
-
-    sqlite3DbFree(db, mem.zMalloc);
-  }
-}
-
-/*
-** tclcmd: test_decode(record)
-**
-** This function implements an SQL user-function that accepts a blob
-** containing a formatted database record as its only argument. It returns
-** a tcl list (type SQLITE_TEXT) containing each of the values stored
-** in the record.
-*/
-static void test_decode(
-  sqlite3_context *context,
-  int argc,
-  sqlite3_value **argv
-){
-  sqlite3 *db = sqlite3_context_db_handle(context);
-  u8 *pRec;
-  u8 *pEndHdr;                    /* Points to one byte past record header */
-  u8 *pHdr;                       /* Current point in record header */
-  u8 *pBody;                      /* Current point in record data */
-  u64 nHdr;                       /* Bytes in record header */
-  Tcl_Obj *pRet;                  /* Return value */
-
-  pRet = Tcl_NewObj();
-  Tcl_IncrRefCount(pRet);
-
-  assert( argc==1 );
-  pRec = (u8*)sqlite3_value_blob(argv[0]);
-
-  pHdr = pRec + sqlite3GetVarint(pRec, &nHdr);
-  pBody = pEndHdr = &pRec[nHdr];
-  while( pHdr<pEndHdr ){
-    Tcl_Obj *pVal = 0;
-    u64 iSerialType;
-    Mem mem;
-
-    memset(&mem, 0, sizeof(mem));
-    mem.db = db;
-    mem.enc = ENC(db);
-    pHdr += sqlite3GetVarint(pHdr, &iSerialType);
-    pBody += sqlite3VdbeSerialGet(pBody, (u32)iSerialType, &mem);
-
-    sqlite3VdbeMemStoreType(&mem);
-    switch( sqlite3_value_type(&mem) ){
-      case SQLITE_TEXT:
-        pVal = Tcl_NewStringObj((const char*)sqlite3_value_text(&mem), -1);
-        break;
-
-      case SQLITE_BLOB: {
-        char hexdigit[] = {
-          '0', '1', '2', '3', '4', '5', '6', '7',
-          '8', '9', 'a', 'b', 'c', 'd', 'e', 'f'
-        };
-        int n = sqlite3_value_bytes(&mem);
-        u8 *z = (u8*)sqlite3_value_blob(&mem);
-        int i;
-        pVal = Tcl_NewStringObj("x'", -1);
-        for(i=0; i<n; i++){
-          char hex[3];
-          hex[0] = hexdigit[((z[i] >> 4) & 0x0F)];
-          hex[1] = hexdigit[(z[i] & 0x0F)];
-          hex[2] = '\0';
-          Tcl_AppendStringsToObj(pVal, hex, 0);
-        }
-        Tcl_AppendStringsToObj(pVal, "'", 0);
-        break;
-      }
-
-      case SQLITE_FLOAT:
-        pVal = Tcl_NewDoubleObj(sqlite3_value_double(&mem));
-        break;
-
-      case SQLITE_INTEGER:
-        pVal = Tcl_NewWideIntObj(sqlite3_value_int64(&mem));
-        break;
-
-      case SQLITE_NULL:
-        pVal = Tcl_NewStringObj("NULL", -1);
-        break;
-
-      default:
-        assert( 0 );
-    }
-
-    Tcl_ListObjAppendElement(0, pRet, pVal);
-
-    if( mem.zMalloc ){
-      sqlite3DbFree(db, mem.zMalloc);
-    }
-  }
-
-  sqlite3_result_text(context, Tcl_GetString(pRet), -1, SQLITE_TRANSIENT);
-  Tcl_DecrRefCount(pRet);
-}
-
-
-static int registerTestFunctions(sqlite3 *db){
-  static const struct {
-     char *zName;
-     signed char nArg;
-     unsigned char eTextRep; /* 1: UTF-16.  0: UTF-8 */
-     void (*xFunc)(sqlite3_context*,int,sqlite3_value **);
-  } aFuncs[] = {
-    { "randstr",               2, SQLITE_UTF8, randStr    },
-    { "test_destructor",       1, SQLITE_UTF8, test_destructor},
-#ifndef SQLITE_OMIT_UTF16
-    { "test_destructor16",     1, SQLITE_UTF8, test_destructor16},
-    { "hex_to_utf16be",        1, SQLITE_UTF8, testHexToUtf16be},
-    { "hex_to_utf16le",        1, SQLITE_UTF8, testHexToUtf16le},
-#endif
-    { "hex_to_utf8",           1, SQLITE_UTF8, testHexToUtf8},
-    { "test_destructor_count", 0, SQLITE_UTF8, test_destructor_count},
-    { "test_auxdata",         -1, SQLITE_UTF8, test_auxdata},
-    { "test_error",            1, SQLITE_UTF8, test_error},
-    { "test_error",            2, SQLITE_UTF8, test_error},
-    { "test_eval",             1, SQLITE_UTF8, test_eval},
-    { "test_isolation",        2, SQLITE_UTF8, test_isolation},
-    { "test_counter",          1, SQLITE_UTF8, counterFunc},
-    { "real2hex",              1, SQLITE_UTF8, real2hex},
-    { "test_decode",           1, SQLITE_UTF8, test_decode},
-    { "test_extract",          2, SQLITE_UTF8, test_extract},
-  };
-  int i;
-
-  for(i=0; i<sizeof(aFuncs)/sizeof(aFuncs[0]); i++){
-    sqlite3_create_function(db, aFuncs[i].zName, aFuncs[i].nArg,
-        aFuncs[i].eTextRep, 0, aFuncs[i].xFunc, 0, 0);
-  }
-
-  sqlite3_create_function(db, "test_agg_errmsg16", 0, SQLITE_ANY, 0, 0, 
-      test_agg_errmsg16_step, test_agg_errmsg16_final);
-      
-  return SQLITE_OK;
-}
-
-/*
-** TCLCMD:  autoinstall_test_functions
-**
-** Invoke this TCL command to use sqlite3_auto_extension() to cause
-** the standard set of test functions to be loaded into each new
-** database connection.
-*/
-static int autoinstall_test_funcs(
-  void * clientData,
-  Tcl_Interp *interp,
-  int objc,
-  Tcl_Obj *CONST objv[]
-){
-  extern int Md5_Register(sqlite3*);
-  int rc = sqlite3_auto_extension((void*)registerTestFunctions);
-  if( rc==SQLITE_OK ){
-    rc = sqlite3_auto_extension((void*)Md5_Register);
-  }
-  Tcl_SetObjResult(interp, Tcl_NewIntObj(rc));
-  return TCL_OK;
-}
-
-/*
-** A bogus step function and finalizer function.
-*/
-static void tStep(sqlite3_context *a, int b, sqlite3_value **c){}
-static void tFinal(sqlite3_context *a){}
-
-
-/*
-** tclcmd:  abuse_create_function
-**
-** Make various calls to sqlite3_create_function that do not have valid
-** parameters.  Verify that the error condition is detected and reported.
-*/
-static int abuse_create_function(
-  void * clientData,
-  Tcl_Interp *interp,
-  int objc,
-  Tcl_Obj *CONST objv[]
-){
-  extern int getDbPointer(Tcl_Interp*, const char*, sqlite3**);
-  sqlite3 *db;
-  int rc;
-  int mxArg;
-
-  if( getDbPointer(interp, Tcl_GetString(objv[1]), &db) ) return TCL_ERROR;
-
-  rc = sqlite3_create_function(db, "tx", 1, SQLITE_UTF8, 0, tStep,tStep,tFinal);
-  if( rc!=SQLITE_MISUSE ) goto abuse_err;
-
-  rc = sqlite3_create_function(db, "tx", 1, SQLITE_UTF8, 0, tStep, tStep, 0);
-  if( rc!=SQLITE_MISUSE ) goto abuse_err;
-
-  rc = sqlite3_create_function(db, "tx", 1, SQLITE_UTF8, 0, tStep, 0, tFinal);
-  if( rc!=SQLITE_MISUSE) goto abuse_err;
-
-  rc = sqlite3_create_function(db, "tx", 1, SQLITE_UTF8, 0, 0, 0, tFinal);
-  if( rc!=SQLITE_MISUSE ) goto abuse_err;
-
-  rc = sqlite3_create_function(db, "tx", 1, SQLITE_UTF8, 0, 0, tStep, 0);
-  if( rc!=SQLITE_MISUSE ) goto abuse_err;
-
-  rc = sqlite3_create_function(db, "tx", -2, SQLITE_UTF8, 0, tStep, 0, 0);
-  if( rc!=SQLITE_MISUSE ) goto abuse_err;
-
-  rc = sqlite3_create_function(db, "tx", 128, SQLITE_UTF8, 0, tStep, 0, 0);
-  if( rc!=SQLITE_MISUSE ) goto abuse_err;
-
-  rc = sqlite3_create_function(db, "funcxx"
-       "_123456789_123456789_123456789_123456789_123456789"
-       "_123456789_123456789_123456789_123456789_123456789"
-       "_123456789_123456789_123456789_123456789_123456789"
-       "_123456789_123456789_123456789_123456789_123456789"
-       "_123456789_123456789_123456789_123456789_123456789",
-       1, SQLITE_UTF8, 0, tStep, 0, 0);
-  if( rc!=SQLITE_MISUSE ) goto abuse_err;
-
-  /* This last function registration should actually work.  Generate
-  ** a no-op function (that always returns NULL) and which has the
-  ** maximum-length function name and the maximum number of parameters.
-  */
-  sqlite3_limit(db, SQLITE_LIMIT_FUNCTION_ARG, 10000);
-  mxArg = sqlite3_limit(db, SQLITE_LIMIT_FUNCTION_ARG, -1);
-  rc = sqlite3_create_function(db, "nullx"
-       "_123456789_123456789_123456789_123456789_123456789"
-       "_123456789_123456789_123456789_123456789_123456789"
-       "_123456789_123456789_123456789_123456789_123456789"
-       "_123456789_123456789_123456789_123456789_123456789"
-       "_123456789_123456789_123456789_123456789_123456789",
-       mxArg, SQLITE_UTF8, 0, tStep, 0, 0);
-  if( rc!=SQLITE_OK ) goto abuse_err;
-                                
-  return TCL_OK;
-
-abuse_err:
-  Tcl_AppendResult(interp, "sqlite3_create_function abused test failed", 
-                   (char*)0);
-  return TCL_ERROR;
-}
-
-/*
-** Register commands with the TCL interpreter.
-*/
-int Sqlitetest_func_Init(Tcl_Interp *interp){
-  static struct {
-     char *zName;
-     Tcl_ObjCmdProc *xProc;
-  } aObjCmd[] = {
-     { "autoinstall_test_functions",    autoinstall_test_funcs },
-     { "abuse_create_function",         abuse_create_function  },
-  };
-  int i;
-  extern int Md5_Register(sqlite3*);
-
-  for(i=0; i<sizeof(aObjCmd)/sizeof(aObjCmd[0]); i++){
-    Tcl_CreateObjCommand(interp, aObjCmd[i].zName, aObjCmd[i].xProc, 0, 0);
-  }
-  sqlite3_initialize();
-  sqlite3_auto_extension((void*)registerTestFunctions);
-  sqlite3_auto_extension((void*)Md5_Register);
-  return TCL_OK;
-}
-- 
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