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Changeset 1b55da67 in mainline


Ignore:
Timestamp:
2011-08-17T17:46:04Z (10 years ago)
Author:
Jiří Zárevúcky <zarevucky.jiri@…>
Branches:
lfn, master
Children:
e6165be
Parents:
0d33863
Message:

Minor fixes in <string.h> implementation.

File:
1 edited

Legend:

Unmodified
Added
Removed
  • uspace/lib/posix/string.c

    r0d33863 r1b55da67  
    553553char *posix_strerror(int errnum)
    554554{
    555         /* Uses function from libc, we just have to negate errno
    556          * (POSIX uses positive errorcodes, HelenOS has negative).
    557          */
    558         // FIXME: not all POSIX error codes are in libc
    559         return (char *) str_error(-posix_abs(errnum));
     555        static const char *error_msgs[] = {
     556                [E2BIG] = "[E2BIG] Argument list too long",
     557                [EACCES] = "[EACCES] Permission denied",
     558                [EADDRINUSE] = "[EADDRINUSE] Address in use",
     559                [EADDRNOTAVAIL] = "[EADDRNOTAVAIL] Address not available",
     560                [EAFNOSUPPORT] = "[EAFNOSUPPORT] Address family not supported",
     561                [EAGAIN] = "[EAGAIN] Resource unavailable, try again",
     562                [EALREADY] = "[EALREADY] Connection already in progress",
     563                [EBADF] = "[EBADF] Bad file descriptor",
     564                [EBADMSG] = "[EBADMSG] Bad message",
     565                [EBUSY] = "[EBUSY] Device or resource busy",
     566                [ECANCELED] = "[ECANCELED] Operation canceled",
     567                [ECHILD] = "[ECHILD] No child processes",
     568                [ECONNABORTED] = "[ECONNABORTED] Connection aborted",
     569                [ECONNREFUSED] = "[ECONNREFUSED] Connection refused",
     570                [ECONNRESET] = "[ECONNRESET] Connection reset",
     571                [EDEADLK] = "[EDEADLK] Resource deadlock would occur",
     572                [EDESTADDRREQ] = "[EDESTADDRREQ] Destination address required",
     573                [EDOM] = "[EDOM] Mathematics argument out of domain of function",
     574                [EDQUOT] = "[EDQUOT] Reserved",
     575                [EEXIST] = "[EEXIST] File exists",
     576                [EFAULT] = "[EFAULT] Bad address",
     577                [EFBIG] = "[EFBIG] File too large",
     578                [EHOSTUNREACH] = "[EHOSTUNREACH] Host is unreachable",
     579                [EIDRM] = "[EIDRM] Identifier removed",
     580                [EILSEQ] = "[EILSEQ] Illegal byte sequence",
     581                [EINPROGRESS] = "[EINPROGRESS] Operation in progress",
     582                [EINTR] = "[EINTR] Interrupted function",
     583                [EINVAL] = "[EINVAL] Invalid argument",
     584                [EIO] = "[EIO] I/O error",
     585                [EISCONN] = "[EISCONN] Socket is connected",
     586                [EISDIR] = "[EISDIR] Is a directory",
     587                [ELOOP] = "[ELOOP] Too many levels of symbolic links",
     588                [EMFILE] = "[EMFILE] File descriptor value too large",
     589                [EMLINK] = "[EMLINK] Too many links",
     590                [EMSGSIZE] = "[EMSGSIZE] Message too large",
     591                [EMULTIHOP] = "[EMULTIHOP] Reserved",
     592                [ENAMETOOLONG] = "[ENAMETOOLONG] Filename too long",
     593                [ENETDOWN] = "[ENETDOWN] Network is down",
     594                [ENETRESET] = "[ENETRESET] Connection aborted by network",
     595                [ENETUNREACH] = "[ENETUNREACH] Network unreachable",
     596                [ENFILE] = "[ENFILE] Too many files open in system",
     597                [ENOBUFS] = "[ENOBUFS] No buffer space available",
     598                [ENODATA] = "[ENODATA] No message is available on the STREAM head read queue",
     599                [ENODEV] = "[ENODEV] No such device",
     600                [ENOENT] = "[ENOENT] No such file or directory",
     601                [ENOEXEC] = "[ENOEXEC] Executable file format error",
     602                [ENOLCK] = "[ENOLCK] No locks available",
     603                [ENOLINK] = "[ENOLINK] Reserved",
     604                [ENOMEM] = "[ENOMEM] Not enough space",
     605                [ENOMSG] = "[ENOMSG] No message of the desired type",
     606                [ENOPROTOOPT] = "[ENOPROTOOPT] Protocol not available",
     607                [ENOSPC] = "[ENOSPC] No space left on device",
     608                [ENOSR] = "[ENOSR] No STREAM resources.",
     609                [ENOSTR] = "[ENOSTR] Not a STREAM",
     610                [ENOSYS] = "[ENOSYS] Function not supported",
     611                [ENOTCONN] = "[ENOTCONN] The socket is not connected",
     612                [ENOTDIR] = "[ENOTDIR] Not a directory",
     613                [ENOTEMPTY] = "[ENOTEMPTY] Directory not empty",
     614                [ENOTRECOVERABLE] = "[ENOTRECOVERABLE] State not recoverable",
     615                [ENOTSOCK] = "[ENOTSOCK] Not a socket",
     616                [ENOTSUP] = "[ENOTSUP] Not supported",
     617                [ENOTTY] = "[ENOTTY] Inappropriate I/O control operation",
     618                [ENXIO] = "[ENXIO] No such device or address",
     619                [EOPNOTSUPP] = "[EOPNOTSUPP] Operation not supported",
     620                [EOVERFLOW] = "[EOVERFLOW] Value too large to be stored in data type",
     621                [EOWNERDEAD] = "[EOWNERDEAD] Previous owned died",
     622                [EPERM] = "[EPERM] Operation not permitted",
     623                [EPIPE] = "[EPIPE] Broken pipe",
     624                [EPROTO] = "[EPROTO] Protocol error",
     625                [EPROTONOSUPPORT] = "[EPROTONOSUPPORT] Protocol not supported",
     626                [EPROTOTYPE] = "[EPROTOTYPE] Protocol wrong type for socket",
     627                [ERANGE] = "[ERANGE] Result too large",
     628                [EROFS] = "[EROFS] Read-only file system",
     629                [ESPIPE] = "[ESPIPE] Invalid seek",
     630                [ESRCH] = "[ESRCH] No such process",
     631                [ESTALE] = "[ESTALE] Reserved",
     632                [ETIME] = "[ETIME] Stream ioctl() timeout",
     633                [ETIMEDOUT] = "[ETIMEDOUT] Connection timed out",
     634                [ETXTBSY] = "[ETXTBSY] Text file busy",
     635                [EWOULDBLOCK] = "[EWOULDBLOCK] Operation would block",
     636                [EXDEV] = "[EXDEV] Cross-device link",
     637        };
     638
     639        return (char *) error_msgs[posix_abs(errnum)];
    560640}
    561641
     
    573653       
    574654        char *errstr = posix_strerror(errnum);
    575         /* HelenOS str_error can't fail */
    576655       
    577656        if (posix_strlen(errstr) + 1 > bufsz) {
    578                 return -ERANGE;
     657                return ERANGE;
    579658        } else {
    580659                posix_strcpy(buf, errstr);
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