cosmopolitan/libc/stdio/fflush.internal.h
2022-09-10 12:03:36 -07:00

34 lines
888 B
C

#ifndef COSMOPOLITAN_LIBC_STDIO_FFLUSH_H_
#define COSMOPOLITAN_LIBC_STDIO_FFLUSH_H_
#include "libc/intrin/nopl.internal.h"
#include "libc/thread/thread.h"
#include "libc/stdio/stdio.h"
#if !(__ASSEMBLER__ + __LINKER__ + 0)
COSMOPOLITAN_C_START_
struct StdioFlushHandles {
size_t i, n;
FILE **p;
};
struct StdioFlush {
struct StdioFlushHandles handles;
FILE *handles_initmem[8];
};
hidden extern struct StdioFlush __fflush;
void __fflush_lock(void);
void __fflush_unlock(void);
#ifdef _NOPL0
#define __fflush_lock() _NOPL0("__threadcalls", __fflush_lock)
#define __fflush_unlock() _NOPL0("__threadcalls", __fflush_unlock)
#else
#define __fflush_lock() (__threaded ? __fflush_lock() : 0)
#define __fflush_unlock() (__threaded ? __fflush_unlock() : 0)
#endif
COSMOPOLITAN_C_END_
#endif /* !(__ASSEMBLER__ + __LINKER__ + 0) */
#endif /* COSMOPOLITAN_LIBC_STDIO_FFLUSH_H_ */