diff options
Diffstat (limited to 'src/main.c')
| -rw-r--r-- | src/main.c | 28 |
1 files changed, 25 insertions, 3 deletions
diff --git a/src/main.c b/src/main.c index 7b4fa253c..92069a427 100644 --- a/src/main.c +++ b/src/main.c @@ -1673,17 +1673,39 @@ static const int aHardLimit[] = { */ int sqlite3_limit(sqlite3 *db, int limitId, int newLimit){ int oldLimit; + + + /* EVIDENCE-OF: R-30189-54097 For each limit category SQLITE_LIMIT_NAME + ** there is a hard upper bound set at compile-time by a C preprocessor + ** macro called SQLITE_MAX_NAME. (The "_LIMIT_" in the name is changed to + ** "_MAX_".) + */ + assert( aHardLimit[SQLITE_LIMIT_LENGTH]==SQLITE_MAX_LENGTH ); + assert( aHardLimit[SQLITE_LIMIT_SQL_LENGTH]==SQLITE_MAX_SQL_LENGTH ); + assert( aHardLimit[SQLITE_LIMIT_COLUMN]==SQLITE_MAX_COLUMN ); + assert( aHardLimit[SQLITE_LIMIT_EXPR_DEPTH]==SQLITE_MAX_EXPR_DEPTH ); + assert( aHardLimit[SQLITE_LIMIT_COMPOUND_SELECT]==SQLITE_MAX_COMPOUND_SELECT); + assert( aHardLimit[SQLITE_LIMIT_VDBE_OP]==SQLITE_MAX_VDBE_OP ); + assert( aHardLimit[SQLITE_LIMIT_FUNCTION_ARG]==SQLITE_MAX_FUNCTION_ARG ); + assert( aHardLimit[SQLITE_LIMIT_ATTACHED]==SQLITE_MAX_ATTACHED ); + assert( aHardLimit[SQLITE_LIMIT_LIKE_PATTERN_LENGTH]== + SQLITE_MAX_LIKE_PATTERN_LENGTH ); + assert( aHardLimit[SQLITE_LIMIT_VARIABLE_NUMBER]==SQLITE_MAX_VARIABLE_NUMBER); + assert( aHardLimit[SQLITE_LIMIT_TRIGGER_DEPTH]==SQLITE_MAX_TRIGGER_DEPTH ); + assert( SQLITE_LIMIT_TRIGGER_DEPTH==(SQLITE_N_LIMIT-1) ); + + if( limitId<0 || limitId>=SQLITE_N_LIMIT ){ return -1; } oldLimit = db->aLimit[limitId]; - if( newLimit>=0 ){ + if( newLimit>=0 ){ /* IMP: R-52476-28732 */ if( newLimit>aHardLimit[limitId] ){ - newLimit = aHardLimit[limitId]; + newLimit = aHardLimit[limitId]; /* IMP: R-51463-25634 */ } db->aLimit[limitId] = newLimit; } - return oldLimit; + return oldLimit; /* IMP: R-53341-35419 */ } /* |