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-rw-r--r--src/sqliteInt.h10
1 files changed, 8 insertions, 2 deletions
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) \