Simplification to the logic underlying PRAGMA case_sensitive_like.

FossilOrigin-Name: ef0015fde4c87e992ffd3d7dea8586951bdd65ff98d30d436b126b85b1cc9c74

1 files changed, 5 insertions, 17 deletions

diff --git a/src/func.c b/src/func.c
index 15f648ab5..b0a316921 100644
--- a/src/func.c
+++ b/src/func.c
@@ -1796,36 +1796,24 @@ void sqlite3RegisterPerConnectionBuiltinFunctions(sqlite3 *db){
 }
 
 /*
-** Set the LIKEOPT flag on the 2-argument function with the given name.
-*/
-static void setLikeOptFlag(sqlite3 *db, const char *zName, u8 flagVal){
-  FuncDef *pDef;
-  pDef = sqlite3FindFunction(db, zName, 2, SQLITE_UTF8, 0);
-  if( ALWAYS(pDef) ){
-    pDef->funcFlags |= flagVal;
-  }
-  pDef = sqlite3FindFunction(db, zName, 3, SQLITE_UTF8, 0);
-  if( pDef ){
-    pDef->funcFlags |= flagVal;
-  }
-}
-
-/*
 ** Re-register the built-in LIKE functions.  The caseSensitive
 ** parameter determines whether or not the LIKE operator is case
 ** sensitive.
 */
 void sqlite3RegisterLikeFunctions(sqlite3 *db, int caseSensitive){
   struct compareInfo *pInfo;
+  int flags;
   if( caseSensitive ){
     pInfo = (struct compareInfo*)&likeInfoAlt;
+    flags = SQLITE_FUNC_LIKE | SQLITE_FUNC_CASE;
   }else{
     pInfo = (struct compareInfo*)&likeInfoNorm;
+    flags = SQLITE_FUNC_LIKE;
   }
   sqlite3CreateFunc(db, "like", 2, SQLITE_UTF8, pInfo, likeFunc, 0, 0, 0, 0, 0);
   sqlite3CreateFunc(db, "like", 3, SQLITE_UTF8, pInfo, likeFunc, 0, 0, 0, 0, 0);
-  setLikeOptFlag(db, "like", 
-      caseSensitive ? (SQLITE_FUNC_LIKE | SQLITE_FUNC_CASE) : SQLITE_FUNC_LIKE);
+  sqlite3FindFunction(db, "like", 2, SQLITE_UTF8, 0)->funcFlags |= flags;
+  sqlite3FindFunction(db, "like", 3, SQLITE_UTF8, 0)->funcFlags |= flags;
 }
 
 /*