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1// -*- C++ -*-
2//===----------------------------------------------------------------------===//
3//
4// Part of the LLVM Project, under the Apache License v2.0 with LLVM Exceptions.
5// See https://llvm.org/LICENSE.txt for license information.
6// SPDX-License-Identifier: Apache-2.0 WITH LLVM-exception
7//
8//===----------------------------------------------------------------------===//
9
10#ifndef _LIBCPP_CSTDIO
11#define _LIBCPP_CSTDIO
12
13/*
14 cstdio synopsis
15
16Macros:
17
18 BUFSIZ
19 EOF
20 FILENAME_MAX
21 FOPEN_MAX
22 L_tmpnam
23 NULL
24 SEEK_CUR
25 SEEK_END
26 SEEK_SET
27 TMP_MAX
28 _IOFBF
29 _IOLBF
30 _IONBF
31 stderr
32 stdin
33 stdout
34
35namespace std
36{
37
38Types:
39
40FILE
41fpos_t
42size_t
43
44int remove(const char* filename);
45int rename(const char* old, const char* new);
46FILE* tmpfile(void);
47char* tmpnam(char* s);
48int fclose(FILE* stream);
49int fflush(FILE* stream);
50FILE* fopen(const char* restrict filename, const char* restrict mode);
51FILE* freopen(const char* restrict filename, const char * restrict mode,
52 FILE * restrict stream);
53void setbuf(FILE* restrict stream, char* restrict buf);
54int setvbuf(FILE* restrict stream, char* restrict buf, int mode, size_t size);
55int fprintf(FILE* restrict stream, const char* restrict format, ...);
56int fscanf(FILE* restrict stream, const char * restrict format, ...);
57int printf(const char* restrict format, ...);
58int scanf(const char* restrict format, ...);
59int snprintf(char* restrict s, size_t n, const char* restrict format, ...); // C99
60int sprintf(char* restrict s, const char* restrict format, ...);
61int sscanf(const char* restrict s, const char* restrict format, ...);
62int vfprintf(FILE* restrict stream, const char* restrict format, va_list arg);
63int vfscanf(FILE* restrict stream, const char* restrict format, va_list arg); // C99
64int vprintf(const char* restrict format, va_list arg);
65int vscanf(const char* restrict format, va_list arg); // C99
66int vsnprintf(char* restrict s, size_t n, const char* restrict format, // C99
67 va_list arg);
68int vsprintf(char* restrict s, const char* restrict format, va_list arg);
69int vsscanf(const char* restrict s, const char* restrict format, va_list arg); // C99
70int fgetc(FILE* stream);
71char* fgets(char* restrict s, int n, FILE* restrict stream);
72int fputc(int c, FILE* stream);
73int fputs(const char* restrict s, FILE* restrict stream);
74int getc(FILE* stream);
75int getchar(void);
76char* gets(char* s); // removed in C++14
77int putc(int c, FILE* stream);
78int putchar(int c);
79int puts(const char* s);
80int ungetc(int c, FILE* stream);
81size_t fread(void* restrict ptr, size_t size, size_t nmemb,
82 FILE* restrict stream);
83size_t fwrite(const void* restrict ptr, size_t size, size_t nmemb,
84 FILE* restrict stream);
85int fgetpos(FILE* restrict stream, fpos_t* restrict pos);
86int fseek(FILE* stream, long offset, int whence);
87int fsetpos(FILE*stream, const fpos_t* pos);
88long ftell(FILE* stream);
89void rewind(FILE* stream);
90void clearerr(FILE* stream);
91int feof(FILE* stream);
92int ferror(FILE* stream);
93void perror(const char* s);
94
95} // std
96*/
97
98#if __cplusplus < 201103L && defined(_LIBCPP_USE_FROZEN_CXX03_HEADERS)
99# include <__cxx03/cstdio>
100#else
101# include <__config>
102# include <__cstddef/size_t.h>
103
104# include <stdio.h>
105
106# ifndef _LIBCPP_STDIO_H
107# error <cstdio> tried including <stdio.h> but didn't find libc++'s <stdio.h> header. \
108 This usually means that your header search paths are not configured properly. \
109 The header search paths should contain the C++ Standard Library headers before \
110 any C Standard Library, and you are probably using compiler flags that make that \
111 not be the case.
112# endif
113
114# if !defined(_LIBCPP_HAS_NO_PRAGMA_SYSTEM_HEADER)
115# pragma GCC system_header
116# endif
117
118_LIBCPP_BEGIN_NAMESPACE_STD
119
120using ::FILE _LIBCPP_USING_IF_EXISTS;
121using ::fpos_t _LIBCPP_USING_IF_EXISTS;
122
123using ::fclose _LIBCPP_USING_IF_EXISTS;
124using ::fflush _LIBCPP_USING_IF_EXISTS;
125using ::setbuf _LIBCPP_USING_IF_EXISTS;
126using ::setvbuf _LIBCPP_USING_IF_EXISTS;
127using ::fprintf _LIBCPP_USING_IF_EXISTS;
128using ::fscanf _LIBCPP_USING_IF_EXISTS;
129using ::snprintf _LIBCPP_USING_IF_EXISTS;
130using ::sprintf _LIBCPP_USING_IF_EXISTS;
131using ::sscanf _LIBCPP_USING_IF_EXISTS;
132using ::vfprintf _LIBCPP_USING_IF_EXISTS;
133using ::vfscanf _LIBCPP_USING_IF_EXISTS;
134using ::vsscanf _LIBCPP_USING_IF_EXISTS;
135using ::vsnprintf _LIBCPP_USING_IF_EXISTS;
136using ::vsprintf _LIBCPP_USING_IF_EXISTS;
137using ::fgetc _LIBCPP_USING_IF_EXISTS;
138using ::fgets _LIBCPP_USING_IF_EXISTS;
139using ::fputc _LIBCPP_USING_IF_EXISTS;
140using ::fputs _LIBCPP_USING_IF_EXISTS;
141using ::getc _LIBCPP_USING_IF_EXISTS;
142using ::putc _LIBCPP_USING_IF_EXISTS;
143using ::ungetc _LIBCPP_USING_IF_EXISTS;
144using ::fread _LIBCPP_USING_IF_EXISTS;
145using ::fwrite _LIBCPP_USING_IF_EXISTS;
146using ::fgetpos _LIBCPP_USING_IF_EXISTS;
147using ::fseek _LIBCPP_USING_IF_EXISTS;
148using ::fsetpos _LIBCPP_USING_IF_EXISTS;
149using ::ftell _LIBCPP_USING_IF_EXISTS;
150using ::rewind _LIBCPP_USING_IF_EXISTS;
151using ::clearerr _LIBCPP_USING_IF_EXISTS;
152using ::feof _LIBCPP_USING_IF_EXISTS;
153using ::ferror _LIBCPP_USING_IF_EXISTS;
154using ::perror _LIBCPP_USING_IF_EXISTS;
155
156using ::fopen _LIBCPP_USING_IF_EXISTS;
157using ::freopen _LIBCPP_USING_IF_EXISTS;
158using ::remove _LIBCPP_USING_IF_EXISTS;
159using ::rename _LIBCPP_USING_IF_EXISTS;
160using ::tmpfile _LIBCPP_USING_IF_EXISTS;
161using ::tmpnam _LIBCPP_USING_IF_EXISTS;
162
163using ::getchar _LIBCPP_USING_IF_EXISTS;
164# if _LIBCPP_STD_VER <= 11
165using ::gets _LIBCPP_USING_IF_EXISTS;
166# endif
167using ::scanf _LIBCPP_USING_IF_EXISTS;
168using ::vscanf _LIBCPP_USING_IF_EXISTS;
169
170using ::printf _LIBCPP_USING_IF_EXISTS;
171using ::putchar _LIBCPP_USING_IF_EXISTS;
172using ::puts _LIBCPP_USING_IF_EXISTS;
173using ::vprintf _LIBCPP_USING_IF_EXISTS;
174
175_LIBCPP_END_NAMESPACE_STD
176
177#endif // __cplusplus < 201103L && defined(_LIBCPP_USE_FROZEN_CXX03_HEADERS)
178
179#endif // _LIBCPP_CSTDIO