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      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 #ifndef COMPILER_UTIL_H
     16 #define COMPILER_UTIL_H
     17 
     18 #ifdef __cplusplus
     19 extern "C" {
     20 #endif
     21 
     22 // atof_clamp is like atof but
     23 //   1. it forces C locale, i.e. forcing '.' as decimal point.
     24 //   2. it sets the value to FLT_MAX if overflow happens.
     25 // Return false if overflow happens.
     26 bool atof_clamp(const char *str, float *value);
     27 
     28 // If overflow happens, value is set to INT_MAX.
     29 // Return false if overflow happens.
     30 bool atoi_clamp(const char *str, int *value);
     31 
     32 // If overflow happens, value is set to UINT_MAX.
     33 // Return false if overflow happens.
     34 bool atou_clamp(const char *str, unsigned int *value);
     35 
     36 #ifdef __cplusplus
     37 } // end extern "C"
     38 #endif
     39 
     40 #endif // COMPILER_UTIL_H
     41