Add a SystemError module for errno values :)

This commit is contained in:
apio 2022-11-30 17:10:30 +01:00
parent fe47e0d5cb
commit fc0779a2f9
3 changed files with 119 additions and 0 deletions

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@ -3,6 +3,7 @@ set(FREESTANDING_SOURCES
NumberParsing.cpp NumberParsing.cpp
String.cpp String.cpp
Units.cpp Units.cpp
SystemError.cpp
) )
set(SOURCES set(SOURCES

60
luna/SystemError.cpp Normal file
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@ -0,0 +1,60 @@
#include <SystemError.h>
const char* error_string(int error)
{
switch (error)
{
case 0: return "Success (not an error)";
case EPERM: return "Operation not permitted";
case ENOENT: return "No such file or directory";
case ESRCH: return "No such process";
case EINTR: return "Interrupted system call";
case EIO: return "Input/output error";
case ENXIO: return "No such device or address";
case E2BIG: return "Argument list too long";
case ENOEXEC: return "Exec format error";
case EBADF: return "Bad file descriptor";
case ECHILD: return "No child processes";
case EAGAIN: return "Resource temporarily unavailable";
case ENOMEM: return "Cannot allocate memory";
case EACCES: return "Permission denied";
case EFAULT: return "Bad address";
case EBUSY: return "Device or resource busy";
case EEXIST: return "File exists";
case EXDEV: return "Invalid cross-device link";
case ENODEV: return "No such device";
case ENOTDIR: return "Not a directory";
case EISDIR: return "Is a directory";
case EINVAL: return "Invalid argument";
case ENFILE: return "Too many open files in system";
case EMFILE: return "Too many open files";
case ENOTTY: return "Inappropriate ioctl for device";
case EFBIG: return "File too large";
case ENOSPC: return "No space left on device";
case ESPIPE: return "Illegal seek";
case EROFS: return "Read-only file system";
case EMLINK: return "Too many links";
case EPIPE: return "Broken pipe";
case EDOM: return "Numerical argument out of domain";
case ERANGE: return "Numerical result out of range";
case EDEADLK: return "Resource deadlock avoided";
case ENAMETOOLONG: return "File name too long";
case ENOLCK: return "No locks available";
case ENOSYS: return "Function not implemented";
case ENOTEMPTY: return "Directory not empty";
case ELOOP: return "Too many levels of symbolic links";
case ENOMSG: return "No message of desired type";
case EOVERFLOW: return "Value too large for defined data type";
case EILSEQ: return "Invalid or incomplete multibyte or wide character";
case ENOTSOCK: return "Socket operation on non-socket";
case ENOTSUP: return "Operation not supported";
case EADDRINUSE: return "Address already in use";
case ENETRESET: return "Network dropped connection on reset";
case ECONNRESET: return "Connection reset by peer";
case EISCONN: return "Transport endpoint is already connected";
case ETIMEDOUT: return "Connection timed out";
case EALREADY: return "Operation already in progress";
case EFIXME: return "Functionality not yet implemented";
default: return "Unknown error";
}
}

58
luna/SystemError.h Normal file
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#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 // Input/output 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 descriptor
#define ECHILD 10 // No child processes
#define EAGAIN 11 // Resource temporarily unavailable
#define EWOULDBLOCK 11 // Resource temporarily unavailable
#define ENOMEM 12 // Cannot allocate memory
#define EACCES 13 // Permission denied
#define EFAULT 14 // Bad address
#define EBUSY 16 // Device or resource busy
#define EEXIST 17 // File exists
#define EXDEV 18 // Invalid 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 // Too many open files in system
#define EMFILE 24 // Too many open files
#define ENOTTY 25 // Inappropriate ioctl for device
#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 // Numerical argument out of domain
#define ERANGE 34 // Numerical result out of range
#define EDEADLK 35 // Resource deadlock avoided
#define ENAMETOOLONG 36 // File name too long
#define ENOLCK 37 // No locks available
#define ENOSYS 38 // Function not implemented
#define ENOTEMPTY 39 // Directory not empty
#define ELOOP 40 // Too many levels of symbolic links
#define ENOMSG 42 // No message of desired type
#define EOVERFLOW 75 // Value too large for defined data type
#define EILSEQ 84 // Invalid or incomplete multibyte or wide character
#define ENOTSOCK 88 // Socket operation on non-socket
#define ENOTSUP 95 // Operation not supported
#define EOPNOTSUPP 95 // Operation not supported
#define EADDRINUSE 98 // Address already in use
#define ENETRESET 102 // Network dropped connection on reset
#define ECONNRESET 104 // Connection reset by peer
#define EISCONN 106 // Transport endpoint is already connected
#define ETIMEDOUT 110 // Connection timed out
#define EALREADY 114 // Operation already in progress
// This one is Luna-specific.
#define EFIXME 342 // Functionality not yet implemented
const char* error_string(int error);