133 lines
4.9 KiB
C
133 lines
4.9 KiB
C
#include <string.h>
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#include <errno.h>
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#include <stdio.h>
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static char * _error_strings[] = {
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[EPERM] = "Operation not permitted",
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[ENOENT] = "No such file or directory",
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[ESRCH] = "No such process",
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[EINTR] = "Interrupted system call",
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[EIO] = "Input/Output error",
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[ENXIO] = "No such device or address",
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[E2BIG] = "Argument list too long",
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[ENOEXEC] = "Exec format error",
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[EBADF] = "Bad file descriptor",
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[ECHILD] = "No child processes",
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[EAGAIN] = "Resource temporarily unavailable",
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[ENOMEM] = "Cannot allocate memory",
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[EACCES] = "Permission denied",
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[EFAULT] = "Bad address",
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[ENOTBLK] = "Block device required",
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[EBUSY] = "Device or resource busy",
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[EEXIST] = "File exists",
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[EXDEV] = "Invalid cross-device link",
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[ENODEV] = "No such device",
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[ENOTDIR] = "Not a directory",
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[EISDIR] = "Is a directory",
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[EINVAL] = "Invalid argument",
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[ENFILE] = "Too many open files in system",
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[EMFILE] = "Too many open files",
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[ENOTTY] = "Inappropriate ioctl for device",
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[ETXTBSY] = "Text file busy",
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[EFBIG] = "File too large",
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[ENOSPC] = "No space left on device",
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[ESPIPE] = "Illegal seek",
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[EROFS] = "Read only file system",
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[EMLINK] = "Too many links",
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[EPIPE] = "Broken pipe",
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[EDOM] = "Math arg out of domain of func",
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[ERANGE] = "Math result not representable",
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[ENOMSG] = "No message of desired type",
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[EIDRM] = "Identifier removed",
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[ECHRNG] = "Channel number out of range",
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[EL2NSYNC] = "Level 2 not synchronized",
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[EL3HLT] = "Level 3 halted",
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[EL3RST] = "Level 3 reset",
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[ELNRNG] = "Link number out of range",
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[EUNATCH] = "Protocol driver not attached",
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[ENOCSI] = "No CSI structure available",
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[EL2HLT] = "Level 2 halted",
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[EDEADLK] = "Deadlock condition",
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[ENOLCK] = "No record locks available",
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[EBADE] = "Invalid exchange",
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[EBADR] = "Invalid request descriptor",
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[EXFULL] = "Exchange full",
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[ENOANO] = "No anode",
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[EBADRQC] = "Invalid request code",
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[EBADSLT] = "Invalid slot",
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[EDEADLOCK] = "File locking deadlock error",
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[EBFONT] = "Bad font file format",
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[ENOSTR] = "Device not a stream",
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[ENODATA] = "No data available",
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[ETIME] = "Timer expired",
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[ENOSR] = "Out of streams resources",
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[ENONET] = "Machine is not on the network",
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[ENOPKG] = "Package not installed",
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[EREMOTE] = "The object is remote",
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[ENOLINK] = "The link has been severed",
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[EADV] = "Advertise error",
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[ESRMNT] = "Srmount error",
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[ECOMM] = "Communication error on send",
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[EPROTO] = "Protocol error",
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[EMULTIHOP] = "Multihop attempted",
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[ELBIN] = "Inode is remote",
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[EDOTDOT] = "Cross mount point",
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[EBADMSG] = "Bad message",
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[EFTYPE] = "Inappropriate file type or format",
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[ENOTUNIQ] = "Name not unique",
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[EBADFD] = "File descriptor in bad state",
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[EREMCHG] = "Remote address changed",
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[ELIBACC] = "Can not access a needed shared library",
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[ELIBBAD] = "Accessing a corrupted shared library",
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[ELIBSCN] = ".lib section in a.out corrupted",
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[ELIBMAX] = "Attempting to link in too many libraries",
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[ELIBEXEC] = "Attempting to exec a shared library",
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[ENOSYS] = "Function not implemented",
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[ENOTEMPTY] = "Directory not empty",
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[ENAMETOOLONG] = "File or path name too long",
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[ELOOP] = "Too many symbolic links",
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[EOPNOTSUPP] = "Operation not supported on transport endpoint",
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[EPFNOSUPPORT] = "Protocol family not supported",
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[ECONNRESET] = "Connection reset by peer",
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[ENOBUFS] = "No buffer space available",
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[EAFNOSUPPORT] = "Address family not supported by protocol family",
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[EPROTOTYPE] = "Protocol wrong type for socket",
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[ENOTSOCK] = "Socket operation on non-socket",
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[ENOPROTOOPT] = "Protocol not available",
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[ESHUTDOWN] = "Can't send after socket shutdown",
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[ECONNREFUSED] = "Connection refused",
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[EADDRINUSE] = "Address already in use",
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[ECONNABORTED] = "Connection aborted",
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[ENETUNREACH] = "Network is unreachable",
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[ENETDOWN] = "Network interface is not configured",
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[ETIMEDOUT] = "Connection timed out",
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[EHOSTDOWN] = "Host is down",
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[EHOSTUNREACH] = "No route to host",
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[EINPROGRESS] = "Connection already in progress",
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[EALREADY] = "Socket already connected",
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[EDESTADDRREQ] = "Destination address required",
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[EMSGSIZE] = "Message too long",
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[EPROTONOSUPPORT] = "Unknown protocol",
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[ESOCKTNOSUPPORT] = "Socket type not supported",
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[EADDRNOTAVAIL] = "Address not available",
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[EISCONN] = "Socket is already connected",
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[ENOTCONN] = "Socket is not connected",
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[ENOTSUP] = "Operation not supported",
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[EOVERFLOW] = "Value too large for defined data type",
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[ECANCELED] = "Operation canceled",
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[ENOTRECOVERABLE] = "State not recoverable",
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[EOWNERDEAD] = "Previous owner died",
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[ESTRPIPE] = "Streams pipe error",
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[ERESTARTSYS] = "Restartable system call was interrupted",
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};
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static char _error_string[100];
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char * strerror(int errnum) {
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char * str = (errnum >= 0 && (size_t)errnum < sizeof(_error_strings) / sizeof(*_error_strings)) ? _error_strings[errnum] : NULL;
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if (!str) {
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snprintf(_error_string, 100, "%d", errnum);
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return _error_string;
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}
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return str;
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}
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