1// Copyright 2016 The SwiftShader Authors. All Rights Reserved.
2//
3// Licensed under the Apache License, Version 2.0 (the "License");
4// you may not use this file except in compliance with the License.
5// You may obtain a copy of the License at
6//
7// http://www.apache.org/licenses/LICENSE-2.0
8//
9// Unless required by applicable law or agreed to in writing, software
10// distributed under the License is distributed on an "AS IS" BASIS,
11// WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
12// See the License for the specific language governing permissions and
13// limitations under the License.
14
15#include <limits>
16
17#include "util.h"
18#include "preprocessor/numeric_lex.h"
19
20bool atof_clamp(const char *str, float *value)
21{
22 bool success = pp::numeric_lex_float(str, value);
23 if(!success)
24 *value = std::numeric_limits<float>::max();
25 return success;
26}
27
28bool atoi_clamp(const char *str, int *value)
29{
30 bool success = pp::numeric_lex_int(str, value);
31 if(!success)
32 *value = std::numeric_limits<int>::max();
33 return success;
34}
35
36bool atou_clamp(const char *str, unsigned int *value)
37{
38 bool success = pp::numeric_lex_int(str, value);
39 if(!success)
40 *value = std::numeric_limits<unsigned int>::max();
41 return success;
42}
43