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Add setvbuf(), setlinebuf(), setbuf().

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This commit is contained in:
Andreas Kling 2018-11-11 10:11:09 +01:00
parent 7cc4caee4f
commit e48182d91b
6 changed files with 86 additions and 32 deletions
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17
LibC/stdio.h
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@ -2,6 +2,7 @@
#include <sys/cdefs.h>
#include <sys/types.h>
#include <limits.h>
__BEGIN_DECLS
#ifndef EOF
@ -12,16 +13,19 @@ __BEGIN_DECLS
#define SEEK_CUR 1
#define SEEK_END 2
#define __STDIO_FILE_BUFFER_SIZE 128
#define _IOFBF 0
#define _IOLBF 1
#define _IONBF 2
struct __STDIO_FILE {
int fd;
int eof;
int error;
char read_buffer[__STDIO_FILE_BUFFER_SIZE];
size_t read_buffer_index;
char write_buffer[__STDIO_FILE_BUFFER_SIZE];
size_t write_buffer_index;
int mode;
char* buffer;
size_t buffer_size;
size_t buffer_index;
char default_buffer[BUFSIZ];
};
typedef struct __STDIO_FILE FILE;
@ -55,6 +59,9 @@ int fputs(const char*, FILE*);
void perror(const char*);
int sscanf (const char* buf, const char* fmt, ...);
int fscanf(FILE*, const char* fmt, ...);
int setvbuf(FILE*, char* buf, int mode, size_t);
void setbuf(FILE*, char* buf);
void setlinebuf(FILE*, char* buf);
__END_DECLS