标准库头文件

C

编译器支持

语言

头文件

类型支持

程序工具

可变参数函数支持

错误处理

动态内存管理

字符串库

算法

数值

日期和时间工具

输入/输出支持

本地化支持

并发支持 (C11)

技术规范

符号索引

[编辑] 标准库头文件

(C99)

(C99)

(C99)

(C95)

(C11*)

(C11)

(C23)

(C99*)

(C23)

(C99)

(C29)

(C11*)

(C99)

(C11)

(C11)

(C95)

(C95)

[编辑]

此头文件是输入/输出库的一部分，提供通用文件操作支持，并提供处理窄字符的 I/O 函数。

此章节不完整原因：7.23 输入/输出 ；复制/共享 c/io 的子集

[编辑] 概要

#define __STDC_VERSION_STDIO_H__ 202311L

typedef /* see description */ FILE;

typedef /* see description */ size_t;

typedef /* see description */ FILE;

typedef /* see description */ fpos_t;

#define NULL /* see description */

#define _IOFBF /* see description */

#define _IOLBF /* see description */

#define _IONBF /* see description */

#define BUFSIZ /* see description */

#define EOF /* see description */

#define FOPEN_MAX /* see description */

#define FILENAME_MAX /* see description */

#define L_tmpnam /* see description */

#define SEEK_CUR /* see description */

#define SEEK_END /* see description */

#define SEEK_SET /* see description */

#define TMP_MAX /* see description */

#define stdin /* see description */

#define stdout /* see description */

#define stderr /* see description */

#define _PRINTF_NAN_LEN_MAX /* see description */

int remove(const char* filename);

int rename(const char* old, const char* new);

FILE* tmpfile(void);

char* tmpnam(char* s);

int fclose(FILE* stream);

int fflush(FILE* stream);

FILE* fopen(const char* restrict filename, const char* restrict mode);

FILE* freopen(const char* restrict filename, const char* restrict mode,

FILE* restrict stream);

void setbuf(FILE* restrict stream, char* restrict buf);

int setvbuf(FILE* restrict stream, char* restrict buf, int mode, size_t size);

int printf(const char* restrict format, ...);

int scanf(const char* restrict format, ...);

int snprintf(char* restrict s, size_t n, const char* restrict format, ...);

int sprintf(char* restrict s, const char* restrict format, ...);

int sscanf(const char* restrict s, const char* restrict format, ...);

int vfprintf(FILE* restrict stream, const char* restrict format, va_list arg);

int vfscanf(FILE* restrict stream, const char* restrict format, va_list arg);

int vprintf(const char* restrict format, va_list arg);

int vscanf(const char* restrict format, va_list arg);

int vsnprintf(char* restrict s, size_t n, const char* restrict format, va_list arg);

int vsprintf(char* restrict s, const char* restrict format, va_list arg);

int vsscanf(const char* restrict s, const char* restrict format, va_list arg);

int fgetc(FILE* stream);

char* fgets(char* restrict s, int n, FILE* restrict stream);

int fputc(int c, FILE* stream);

int fputs(const char* restrict s, FILE* restrict stream);

int getc(FILE* stream);

int getchar(void);

int putc(int c, FILE* stream);

int putchar(int c);

int puts(const char* s);

int ungetc(int c, FILE* stream);

size_t fread(void* restrict ptr, size_t size, size_t nmemb,

FILE* restrict stream);

size_t fwrite(const void* restrict ptr, size_t size, size_t nmemb,

FILE* restrict stream);

int fgetpos(FILE* restrict stream, fpos_t* restrict pos);

int fseek(FILE* stream, long int offset, int whence);

int fsetpos(FILE* stream, const fpos_t* pos);

long int ftell(FILE* stream);

void rewind(FILE* stream);

void clearerr(FILE* stream);

int feof(FILE* stream);

int ferror(FILE* stream);

void perror(const char* s);

int fprintf(FILE* restrict stream, const char* restrict format, ...);

int fscanf(FILE* restrict stream, const char* restrict format, ...);

仅当实现定义了 __STDC_LIB_EXT1__ 并且用户代码在包含 之前额外定义了 __STDC_WANT_LIB_EXT1__ 时

#if defined(__STDC_WANT_LIB_EXT1__)

#define L_tmpnam_s /* see description */

#define TMP_MAX_S /* see description */

typedef /* see description */ errno_t;

typedef /* see description */ rsize_t;

errno_t tmpfile_s(FILE* restrict* restrict streamptr);

errno_t tmpnam_s(char* s, rsize_t maxsize);

errno_t fopen_s(FILE* restrict* restrict streamptr,

const char* restrict filename, const char* restrict mode);

errno_t freopen_s(FILE* restrict* restrict newstreamptr,

const char* restrict filename, const char* restrict mode,

FILE* restrict stream);

int fprintf_s(FILE* restrict stream, const char* restrict format, ...);

int fscanf_s(FILE* restrict stream, const char* restrict format, ...);

int printf_s(const char* restrict format, ...);

int scanf_s(const char* restrict format, ...);

int snprintf_s(char* restrict s, rsize_t n, const char* restrict format, ...);

int sprintf_s(char* restrict s, rsize_t n, const char* restrict format, ...);

int sscanf_s(const char* restrict s, const char* restrict format, ...);

int vfprintf_s(FILE* restrict stream, const char* restrict format, va_list arg);

int vfscanf_s(FILE* restrict stream, const char* restrict format, va_list arg);

int vprintf_s(const char* restrict format, va_list arg);

int vscanf_s(const char* restrict format, va_list arg);

int vsnprintf_s(char* restrict s, rsize_t n, const char* restrict format, va_list arg);

int vsprintf_s(char* restrict s, rsize_t n, const char* restrict format, va_list arg);

int vsscanf_s(const char* restrict s, const char* restrict format, va_list arg);

char* gets_s(char* s, rsize_t n);

#endif