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-rw-r--r--src/main.c6
-rw-r--r--src/sqliteInt.h10
2 files changed, 11 insertions, 5 deletions
diff --git a/src/main.c b/src/main.c
index a2d96ad28..e22ff96de 100644
--- a/src/main.c
+++ b/src/main.c
@@ -1848,7 +1848,7 @@ int sqlite3CreateFunc(
/* The SQLITE_INNOCUOUS flag is the same bit as SQLITE_FUNC_UNSAFE. But
** the meaning is inverted. So flip the bit. */
assert( SQLITE_FUNC_UNSAFE==SQLITE_INNOCUOUS );
- extraFlags ^= SQLITE_FUNC_UNSAFE;
+ extraFlags ^= SQLITE_FUNC_UNSAFE; /* tag-20230109-1 */
#ifndef SQLITE_OMIT_UTF16
@@ -1866,11 +1866,11 @@ int sqlite3CreateFunc(
case SQLITE_ANY: {
int rc;
rc = sqlite3CreateFunc(db, zFunctionName, nArg,
- (SQLITE_UTF8|extraFlags)^SQLITE_FUNC_UNSAFE,
+ (SQLITE_UTF8|extraFlags)^SQLITE_FUNC_UNSAFE, /* tag-20230109-1 */
pUserData, xSFunc, xStep, xFinal, xValue, xInverse, pDestructor);
if( rc==SQLITE_OK ){
rc = sqlite3CreateFunc(db, zFunctionName, nArg,
- (SQLITE_UTF16LE|extraFlags)^SQLITE_FUNC_UNSAFE,
+ (SQLITE_UTF16LE|extraFlags)^SQLITE_FUNC_UNSAFE, /* tag-20230109-1*/
pUserData, xSFunc, xStep, xFinal, xValue, xInverse, pDestructor);
}
if( rc!=SQLITE_OK ){
diff --git a/src/sqliteInt.h b/src/sqliteInt.h
index c96aeca55..09e817406 100644
--- a/src/sqliteInt.h
+++ b/src/sqliteInt.h
@@ -1929,8 +1929,14 @@ struct FuncDestructor {
** SQLITE_FUNC_TYPEOF == OPFLAG_TYPEOFARG
** SQLITE_FUNC_CONSTANT == SQLITE_DETERMINISTIC from the API
** SQLITE_FUNC_DIRECT == SQLITE_DIRECTONLY from the API
-** SQLITE_FUNC_UNSAFE == SQLITE_INNOCUOUS
+** SQLITE_FUNC_UNSAFE == SQLITE_INNOCUOUS -- opposite meanings!!!
** SQLITE_FUNC_ENCMASK depends on SQLITE_UTF* macros in the API
+**
+** Note that even though SQLITE_FUNC_UNSAFE and SQLITE_INNOCUOUS have the
+** same bit value, their meanings are inverted. SQLITE_FUNC_UNSAFE is
+** used internally and if set means tha the function has side effects.
+** SQLITE_INNOCUOUS is used by application code and means "not unsafe".
+** See multiple instances of tag-20230109-1.
*/
#define SQLITE_FUNC_ENCMASK 0x0003 /* SQLITE_UTF8, SQLITE_UTF16BE or UTF16LE */
#define SQLITE_FUNC_LIKE 0x0004 /* Candidate for the LIKE optimization */
@@ -2047,7 +2053,7 @@ struct FuncDestructor {
{nArg, SQLITE_FUNC_BUILTIN|SQLITE_FUNC_CONSTANT|SQLITE_UTF8, \
xPtr, 0, xFunc, 0, 0, 0, #zName, {0} }
#define JFUNCTION(zName, nArg, iArg, xFunc) \
- {nArg, SQLITE_FUNC_BUILTIN|SQLITE_DETERMINISTIC|SQLITE_INNOCUOUS|\
+ {nArg, SQLITE_FUNC_BUILTIN|SQLITE_DETERMINISTIC|\
SQLITE_FUNC_CONSTANT|SQLITE_UTF8, \
SQLITE_INT_TO_PTR(iArg), 0, xFunc, 0, 0, 0, #zName, {0} }
#define INLINE_FUNC(zName, nArg, iArg, mFlags) \