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Combine the FuncDef.iPrefEnc and FuncDef.flags fields into a single

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new FuncDef.funcFlags field.

FossilOrigin-Name: 97b10e66e98e84755aa577f8da017bf1aea2056c
This commit is contained in:
drh
2013-09-06 13:10:12 +00:00
parent 0d31dc37ac
commit d36e104112
13 changed files with 60 additions and 63 deletions
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31
src/sqliteInt.h
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@@ -1065,8 +1065,7 @@ struct sqlite3 {
*/
struct FuncDef {
i16 nArg; /* Number of arguments. -1 means unlimited */
u8 iPrefEnc; /* Preferred text encoding (SQLITE_UTF8, 16LE, 16BE) */
u8 flags; /* Some combination of SQLITE_FUNC_* */
u16 funcFlags; /* Some combination of SQLITE_FUNC_* */
void *pUserData; /* User data parameter */
FuncDef *pNext; /* Next function with same name */
void (*xFunc)(sqlite3_context*,int,sqlite3_value**); /* Regular function */
@@ -1102,14 +1101,16 @@ struct FuncDestructor {
** values must correspond to OPFLAG_LENGTHARG and OPFLAG_TYPEOFARG. There
** are assert() statements in the code to verify this.
*/
#define SQLITE_FUNC_LIKE 0x01 /* Candidate for the LIKE optimization */
#define SQLITE_FUNC_CASE 0x02 /* Case-sensitive LIKE-type function */
#define SQLITE_FUNC_EPHEM 0x04 /* Ephemeral. Delete with VDBE */
#define SQLITE_FUNC_NEEDCOLL 0x08 /* sqlite3GetFuncCollSeq() might be called */
#define SQLITE_FUNC_COUNT 0x10 /* Built-in count(*) aggregate */
#define SQLITE_FUNC_COALESCE 0x20 /* Built-in coalesce() or ifnull() function */
#define SQLITE_FUNC_LENGTH 0x40 /* Built-in length() function */
#define SQLITE_FUNC_TYPEOF 0x80 /* Built-in typeof() function */
#define SQLITE_FUNC_ENCMASK 0x003 /* SQLITE_UTF8, SQLITE_UTF16BE or UTF16LE */
#define SQLITE_FUNC_LIKE 0x004 /* Candidate for the LIKE optimization */
#define SQLITE_FUNC_CASE 0x008 /* Case-sensitive LIKE-type function */
#define SQLITE_FUNC_EPHEM 0x010 /* Ephemeral. Delete with VDBE */
#define SQLITE_FUNC_NEEDCOLL 0x020 /* sqlite3GetFuncCollSeq() might be called */
#define SQLITE_FUNC_LENGTH 0x040 /* Built-in length() function */
#define SQLITE_FUNC_TYPEOF 0x080 /* Built-in typeof() function */
#define SQLITE_FUNC_COUNT 0x100 /* Built-in count(*) aggregate */
#define SQLITE_FUNC_COALESCE 0x200 /* Built-in coalesce() or ifnull() */
#define SQLITE_FUNC_UNLIKELY 0x400 /* Built-in unlikely() function */
/*
** The following three macros, FUNCTION(), LIKEFUNC() and AGGREGATE() are
@@ -1137,18 +1138,18 @@ struct FuncDestructor {
** parameter.
*/
#define FUNCTION(zName, nArg, iArg, bNC, xFunc) \
{nArg, SQLITE_UTF8, (bNC*SQLITE_FUNC_NEEDCOLL), \
{nArg, SQLITE_UTF8|(bNC*SQLITE_FUNC_NEEDCOLL), \
SQLITE_INT_TO_PTR(iArg), 0, xFunc, 0, 0, #zName, 0, 0}
#define FUNCTION2(zName, nArg, iArg, bNC, xFunc, extraFlags) \
{nArg, SQLITE_UTF8, (bNC*SQLITE_FUNC_NEEDCOLL)|extraFlags, \
{nArg, SQLITE_UTF8|(bNC*SQLITE_FUNC_NEEDCOLL)|extraFlags, \
SQLITE_INT_TO_PTR(iArg), 0, xFunc, 0, 0, #zName, 0, 0}
#define STR_FUNCTION(zName, nArg, pArg, bNC, xFunc) \
{nArg, SQLITE_UTF8, bNC*SQLITE_FUNC_NEEDCOLL, \
{nArg, SQLITE_UTF8|(bNC*SQLITE_FUNC_NEEDCOLL), \
pArg, 0, xFunc, 0, 0, #zName, 0, 0}
#define LIKEFUNC(zName, nArg, arg, flags) \
{nArg, SQLITE_UTF8, flags, (void *)arg, 0, likeFunc, 0, 0, #zName, 0, 0}
{nArg, SQLITE_UTF8|flags, (void *)arg, 0, likeFunc, 0, 0, #zName, 0, 0}
#define AGGREGATE(zName, nArg, arg, nc, xStep, xFinal) \
{nArg, SQLITE_UTF8, nc*SQLITE_FUNC_NEEDCOLL, \
{nArg, SQLITE_UTF8|(nc*SQLITE_FUNC_NEEDCOLL), \
SQLITE_INT_TO_PTR(arg), 0, 0, xStep,xFinal,#zName,0,0}
/*