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Overview
| Comment: | Fix compiler warnings about unused code in spellfix. Fix the editDist3Core() routine to return the matchlen in characters instead of bytes. |
|---|---|
| Downloads: | Tarball | ZIP archive | SQL archive |
| Timelines: | family | ancestors | descendants | both | spellfix-matchlen |
| Files: | files | file ages | folders |
| SHA1: | f96d4e7bd7d81b05b1490bf5d79c77ff583e444c |
| User & Date: | drh 2012-07-16 22:16:44 |
Context
|
2012-07-16
| ||
| 23:13 | Merge the spellfix1 changes for supporting matchlen into trunk. check-in: 6f167adf user: drh tags: trunk | |
| 22:16 | Fix compiler warnings about unused code in spellfix. Fix the editDist3Core() routine to return the matchlen in characters instead of bytes. Closed-Leaf check-in: f96d4e7b user: drh tags: spellfix-matchlen | |
| 14:52 | Fix a bug in the phonetic-hash routine in spellfix1: Even if the first character of a word is deemed to be "silent", do not apply the special handling intended for the first character of each word to the second. check-in: 6333b42d user: dan tags: spellfix-matchlen | |
Changes
Changes to src/test8.c.
1377 1378 1379 1380 1381 1382 1383 1384 1385 1386 1387 1388 1389 1390 1391 1392 |
*/
static int register_spellfix_module(
ClientData clientData,
Tcl_Interp *interp,
int objc,
Tcl_Obj *CONST objv[]
){
static sqlite3_module aMod[3];
int iMod;
sqlite3 *db;
if( objc!=2 ){
Tcl_WrongNumArgs(interp, 1, objv, "DB");
return TCL_ERROR;
}
if( getDbPointer(interp, Tcl_GetString(objv[1]), &db) ) return TCL_ERROR;
|
< < |
1377 1378 1379 1380 1381 1382 1383 1384 1385 1386 1387 1388 1389 1390 |
*/
static int register_spellfix_module(
ClientData clientData,
Tcl_Interp *interp,
int objc,
Tcl_Obj *CONST objv[]
){
sqlite3 *db;
if( objc!=2 ){
Tcl_WrongNumArgs(interp, 1, objv, "DB");
return TCL_ERROR;
}
if( getDbPointer(interp, Tcl_GetString(objv[1]), &db) ) return TCL_ERROR;
|
Changes to src/test_spellfix.c.
1109 1110 1111 1112 1113 1114 1115 1116 1117 1118 1119 1120 1121 1122 .... 1130 1131 1132 1133 1134 1135 1136 1137 1138 1139 1140 1141 1142 1143 .... 1301 1302 1303 1304 1305 1306 1307 1308 1309 1310 1311 1312 1313 1314 1315 1316 1317 1318 1319 1320 1321 1322 1323 1324 1325 |
pStr = 0;
break;
}
}
return pStr;
}
/*
** Return the number of bytes in the common prefix of two UTF8 strings.
** Only complete characters are considered.
*/
static int editDist3PrefixLen(const char *z1, const char *z2){
int n = 0;
while( z1[n] && z1[n]==z2[n] ){ n++; }
................................................................................
*/
static int editDist3SuffixLen(const char *z1, int n1, const char *z2, int n2){
int origN1 = n1;
while( n1>0 && n2>0 && z1[n1-1]==z2[n2-1] ){ n1--; n2--; }
while( n1<origN1 && (z1[n1]&0xc0)==0x80 ){ n1++; n2++; }
return origN1 - n1;
}
/*
** Update entry m[i] such that it is the minimum of its current value
** and m[j]+iCost.
**
** If the iCost is 1,000,000 or greater, then consider the cost to be
** infinite and skip the update.
................................................................................
}
printf("\n");
}
#endif
/* Free memory allocations and return the result */
res = (int)m[szRow*(n2+1)-1];
if( f.isPrefix ){
*pnMatch = n2;
for(i2=1; i2<=n2; i2++){
int b = m[szRow*i2-1];
if( b<=res ){
res = b;
if( pnMatch ) *pnMatch = i2-1;
}
}
}else if( pnMatch ){
*pnMatch = n2;
}
editDist3Abort:
for(i2=0; i2<n2; i2++) sqlite3_free(a2[i2].apIns);
sqlite3_free(m);
return res;
}
|
> > > < | > | > > > > | |
1109 1110 1111 1112 1113 1114 1115 1116 1117 1118 1119 1120 1121 1122 1123 .... 1131 1132 1133 1134 1135 1136 1137 1138 1139 1140 1141 1142 1143 1144 1145 .... 1303 1304 1305 1306 1307 1308 1309 1310 1311 1312 1313 1314 1315 1316 1317 1318 1319 1320 1321 1322 1323 1324 1325 1326 1327 1328 1329 1330 1331 1332 |
pStr = 0;
break;
}
}
return pStr;
}
#if 0 /* No longer used */
/*
** Return the number of bytes in the common prefix of two UTF8 strings.
** Only complete characters are considered.
*/
static int editDist3PrefixLen(const char *z1, const char *z2){
int n = 0;
while( z1[n] && z1[n]==z2[n] ){ n++; }
................................................................................
*/
static int editDist3SuffixLen(const char *z1, int n1, const char *z2, int n2){
int origN1 = n1;
while( n1>0 && n2>0 && z1[n1-1]==z2[n2-1] ){ n1--; n2--; }
while( n1<origN1 && (z1[n1]&0xc0)==0x80 ){ n1++; n2++; }
return origN1 - n1;
}
#endif /* 0 */
/*
** Update entry m[i] such that it is the minimum of its current value
** and m[j]+iCost.
**
** If the iCost is 1,000,000 or greater, then consider the cost to be
** infinite and skip the update.
................................................................................
}
printf("\n");
}
#endif
/* Free memory allocations and return the result */
res = (int)m[szRow*(n2+1)-1];
n = n2;
if( f.isPrefix ){
for(i2=1; i2<=n2; i2++){
int b = m[szRow*i2-1];
if( b<=res ){
res = b;
n = i2 - 1;
}
}
}
if( pnMatch ){
int nExtra = 0;
for(k=0; k<n; k++){
if( (z2[k] & 0xc0)==0x80 ) nExtra++;
}
*pnMatch = n - nExtra;
}
editDist3Abort:
for(i2=0; i2<n2; i2++) sqlite3_free(a2[i2].apIns);
sqlite3_free(m);
return res;
}
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