ladybird/LibC/errno.h
Andreas Kling 260b14e505 Implement errno in LibC.
This also meant I had to implement BSS (SHT_NOBITS) sections in ELFLoader.
I also added an strerror() so we can print out what the errors are.
2018-10-25 12:06:50 +02:00

58 lines
1.9 KiB
C

#pragma once
#define EPERM 1 // Operation not permitted
#define ENOENT 2 // No such file or directory
#define ESRCH 3 // No such process
#define EINTR 4 // Interrupted system call
#define EIO 5 // I/O error
#define ENXIO 6 // No such device or address
#define E2BIG 7 // Argument list too long
#define ENOEXEC 8 // Exec format error
#define EBADF 9 // Bad file number
#define ECHILD 10 // No child processes
#define EAGAIN 11 // Try again
#define ENOMEM 12 // Out of memory
#define EACCES 13 // Permission denied
#define EFAULT 14 // Bad address
#define ENOTBLK 15 // Block device required
#define EBUSY 16 // Device or resource busy
#define EEXIST 17 // File exists
#define EXDEV 18 // Cross-device link
#define ENODEV 19 // No such device
#define ENOTDIR 20 // Not a directory
#define EISDIR 21 // Is a directory
#define EINVAL 22 // Invalid argument
#define ENFILE 23 // File table overflow
#define EMFILE 24 // Too many open files
#define ENOTTY 25 // Not a typewriter
#define ETXTBSY 26 // Text file busy
#define EFBIG 27 // File too large
#define ENOSPC 28 // No space left on device
#define ESPIPE 29 // Illegal seek
#define EROFS 30 // Read-only file system
#define EMLINK 31 // Too many links
#define EPIPE 32 // Broken pipe
#define EDOM 33 // Math argument out of domain of func
#define ERANGE 34 // Math result not representable
#define EOVERFLOW 75 // Value too large for defined data type
#define __RETURN_WITH_ERRNO(rc, good_ret, bad_ret) \
do { \
if (rc < 0) { \
errno = -rc; \
return (bad_ret); \
} else { \
errno = 0; \
return (good_ret); \
} \
} while(0)
extern "C" {
extern int errno;
};