Enrico Fraccaroli
51 lines
1.5 KiB
C
51 lines
1.5 KiB
C
/// MentOS, The Mentoring Operating system project
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/// @file stdio.h
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/// @brief Standard I/0 functions.
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/// @copyright (c) 2019 This file is distributed under the MIT License.
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/// See LICENSE.md for details.
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#pragma once
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#include "stdarg.h"
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#include "stddef.h"
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/// @brief The maximum number of digits of an integer.
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#define MAX_DIGITS_IN_INTEGER 11
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/// @brief The size of 'gets' buffer.
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#define GETS_BUFFERSIZE 255
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#ifndef EOF
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/// @brief Define the End-Of-File.
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#define EOF (-1)
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#endif
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/// @brief Writes the given character to the standard output (stdout).
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void putchar(int character);
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/// @brief Writes the string pointed by str to the standard output (stdout)
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/// and appends a newline character ('\n').
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void puts(char *str);
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/// @brief Returns the next character from the standard input (stdin).
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int getchar(void);
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/// @brief Reads characters from the standard input (stdin) and stores them
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/// as a C string into str until a newline character or the end-of-file is
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/// reached.
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char *gets(char *str);
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/// @brief Convert the given string to an integer.
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int atoi(const char *str);
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/// @brief Write formatted output to stdout.
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int printf(const char *, ...);
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/// @brief Read formatted input from stdin.
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size_t scanf(const char *, ...);
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/// @brief Write formatted output to the string str from argument list ARG.
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int vsprintf(char *str, const char *fmt, va_list args);
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/// @brief Write formatted output to the string str.
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int sprintf(char *str, const char *fmt, ...);
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