cosmopolitan/libc/calls/struct/fd.internal.h
Justine Tunney 2db2f40a98
Rewrite special file handling on Windows
This change gets GNU grep working. What caused it to not work, is it
wouldn't write to an output file descriptor when its dev/ino equaled
/dev/null's. So now we invent special dev/ino values for these files
2023-10-14 02:53:34 -07:00

39 lines
869 B
C

#ifndef COSMOPOLITAN_LIBC_CALLS_STRUCT_FD_INTERNAL_H_
#define COSMOPOLITAN_LIBC_CALLS_STRUCT_FD_INTERNAL_H_
#if !(__ASSEMBLER__ + __LINKER__ + 0)
COSMOPOLITAN_C_START_
#define kFdEmpty 0
#define kFdFile 1
#define kFdSocket 2
#define kFdConsole 4
#define kFdSerial 5
#define kFdZip 6
#define kFdEpoll 7
#define kFdReserved 8
#define kFdDevNull 9
struct Fd {
char kind;
bool isbound;
unsigned flags;
unsigned mode;
long handle;
long pointer;
int family;
int type;
int protocol;
unsigned rcvtimeo; /* millis; 0 means wait forever */
unsigned sndtimeo; /* millis; 0 means wait forever */
void *connect_op;
};
struct Fds {
_Atomic(int) f; /* lowest free slot */
size_t n;
struct Fd *p, *e;
};
COSMOPOLITAN_C_END_
#endif /* !(__ASSEMBLER__ + __LINKER__ + 0) */
#endif /* COSMOPOLITAN_LIBC_CALLS_STRUCT_FD_INTERNAL_H_ */