libc/src/stdio/scanf_core/scanf_config.h

   1 //===-- Scanf Configuration Handler ----------------------------*- C++ -*-===//
   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 #ifndef LLVM_LIBC_SRC_STDIO_SCANF_CORE_SCANF_CONFIG_H
  10 #define LLVM_LIBC_SRC_STDIO_SCANF_CORE_SCANF_CONFIG_H
  11
  12 // These macros can be set or unset to adjust scanf behavior at compile time.
  13
  14 // This flag disables all functionality relating to floating point numbers. This
  15 // can be useful for embedded systems or other situations where binary size is
  16 // important.
  17 // #define LIBC_COPT_SCANF_DISABLE_FLOAT
  18
  19 // This flag disables index mode, a posix extension often used for
  20 // internationalization of format strings. Supporting it takes up additional
  21 // memory and parsing time, so it can be disabled if it's not used.
  22 // #define LIBC_COPT_SCANF_DISABLE_INDEX_MODE
  23
  24 #endif // LLVM_LIBC_SRC_STDIO_SCANF_CORE_SCANF_CONFIG_H