libc/src/ctype/isblank.cpp

   1 //===-- Implementation of isblank------------------------------------------===//
   2 //
   3 // Part of the LLVM Project, under the Apache License v2.0 with LLVM Exceptions.
   4 // See https://llvm.org/LICENSE.txt for license information.
   5 // SPDX-License-Identifier: Apache-2.0 WITH LLVM-exception
   6 //
   7 //===----------------------------------------------------------------------===//
   8
   9 #include "src/ctype/isblank.h"
  10
  11 #include "src/__support/common.h"
  12
  13 namespace LIBC_NAMESPACE {
  14
  15 // TODO: Currently restricted to default locale.
  16 // These should be extended using locale information.
  17 LLVM_LIBC_FUNCTION(int, isblank, (int c)) {
  18   return static_cast<int>(c == ' ' || c == '\t');
  19 }
  20
  21 } // namespace LIBC_NAMESPACE