/*
 * Copyright (C) 1999  Ross Combs (rocombs@cs.nmsu.edu)
 *
 * This program is free software; you can redistribute it and/or
 * modify it under the terms of the GNU General Public License
 * as published by the Free Software Foundation; either version 2
 * of the License, or (at your option) any later version.
 *
 * This program is distributed in the hope that it will be useful,
 * but WITHOUT ANY WARRANTY; without even the implied warranty of
 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
 * GNU General Public License for more details.
 *
 * You should have received a copy of the GNU General Public License
 * along with this program; if not, write to the Free Software
 * Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA  02111-1307, USA.
 */
#include "common/setup_before.h"
#ifndef HAVE_STRERROR

#include <errno.h>
#include "strerror.h"
#include "common/setup_after.h"

extern char const * pstrerror(int errornum)
{
    if (errornum==0)
	return "No error";
#ifdef EPERM
    if (errornum==EPERM)
	return "Operation not permitted";
#endif
#ifdef ENOENT
    if (errornum==ENOENT)
	return "No such file or directory";
#endif
#ifdef ESRCH
    if (errornum==ESRCH)
	return "No such process";
#endif
#ifdef EINTR
    if (errornum==EINTR)
	return "Interrupted system call";
#endif
#ifdef EIO
    if (errornum==EIO)
	return "I/O error";
#endif
#ifdef ENXIO
    if (errornum==EIO)
	return "No such device or address";
#endif
#ifdef EBADF
    if (errornum==EBADF)
	return "Bad file number";
#endif
#ifdef EAGAIN
    if (errornum==EAGAIN)
	return "Try again";
#endif
#ifdef ENOMEM
    if (errornum==ENOMEM)
	return "Out of memory";
#endif
#ifdef EACCES
    if (errornum==EACCES)
	return "Permission denied";
#endif
#ifdef EFAULT
    if (errornum==EFAULT)
	return "Bad address";
#endif
#ifdef EBUSY
    if (errornum==EBUSY)
	return "Device or resource busy";
#endif
#ifdef EEXIST
    if (errornum==EEXIST)
	return "File exists";
#endif
#ifdef EXDEV
    if (errornum==EXDEV)
	return "Cross-device link";
#endif
#ifdef EDEADLK
    if (errornum==EXDEV)
	return "Resource deadlock would occur";
#endif
#ifdef EDEADLOCK
    if (errornum==EDEADLOCK)
	return "Resource deadlock would occur";
#endif
#ifdef ENODEV
    if (errornum==ENODEV)
	return "No such device";
#endif
#ifdef ENOTDIR
    if (errornum==ENOTDIR)
	return "Not a directory";
#endif
#ifdef EISDIR
    if (errornum==EISDIR)
	return "Is a directory";
#endif
#ifdef EINVAL
    if (errornum==EINVAL)
	return "Invalid argument";
#endif
#ifdef ENFILE
    if (errornum==ENFILE)
	return "Too many open files in system";
#endif
#ifdef EMFILE
    if (errornum==EMFILE)
	return "Too many open files";
#endif
#ifdef ENOTTY
    if (errornum==ENOTTY)
	return "Not a typewriter";
#endif
#ifdef ETXTBSY
    if (errornum==ETXTBSY)
	return "Text file busy";
#endif
#ifdef EFBIG
    if (errornum==EFBIG)
	return "File too large";
#endif
#ifdef ENOSPC
    if (errornum==ENOSPC)
	return "No space left on device";
#endif
#ifdef ESPIPE
    if (errornum==ESPIPE)
	return "Illegal seek";
#endif
#ifdef EROFS
    if (errornum==EROFS)
	return "Read-only file system";
#endif
#ifdef EMLINK
    if (errornum==EMLINK)
	return "Too many links";
#endif
#ifdef EPIPE
    if (errornum==EPIPE)
	return "Broken pipe";
#endif
#ifdef EDOM
    if (errornum==EDOM)
	return "Math argument out of domain of func";
#endif
#ifdef ERANGE
    if (errornum==ERANGE)
	return "Math result not representable";
#endif
#ifdef ENAMETOOLONG
    if (errornum==ENAMETOOLONG)
	return "File name too long";
#endif
#ifdef ENOLCK
    if (errornum==ENOLCK)
	return "No record locks available";
#endif
#ifdef ENOSYS
    if (errornum==ENOSYS)
	return "Function not implemented";
#endif
#ifdef ENOTEMPTY
    if (errornum==ENOTEMPTY)
	return "Directory not empty";
#endif
#ifdef ELOOP
    if (errornum==ELOOP)
	return "Too many symbolic links encountered";
#endif
#ifdef EHOSTDOWN
    if (errornum==EHOSTDOWN)
	return "Host is down";
#endif
#ifdef EHOSTUNREACH
    if (errornum==EHOSTUNREACH)
	return "No route to host";
#endif
#ifdef EALREADY
    if (errornum==EALREADY)
	return "Operation already in progress";
#endif
#ifdef EINPROGRESS
    if (errornum==EINPROGRESS)
	return "Operation now in progress";
#endif
#ifdef ESTALE
    if (errornum==ESTALE)
	return "Stale NFS filehandle";
#endif
#ifdef EDQUOT
    if (errornum==EDQUOT)
	return "Quota exceeded";
#endif
#ifdef EWOULDBLOCK
    if (errornum==EWOULDBLOCK)
	return "Operation would block";
#endif
#ifdef ECOMM
    if (errornum==ECOMM)
	return "Communication error on send";
#endif
#ifdef EPROTO
    if (errornum==EPROTO)
	return "Protocol error";
#endif
#ifdef EPROTONOSUPPORT
    if (errornum==EPROTONOSUPPORT)
	return "Protocol not supported";
#endif
#ifdef ESOCKTNOSUPPORT
    if (errornum==ESOCKTNOSUPPORT)
	return "Socket type not supported";
#endif
#ifdef ESOCKTNOSUPPORT
    if (errornum==EOPNOTSUPP)
	return "Operation not supported";
#endif
#ifdef EPFNOSUPPORT
    if (errornum==EPFNOSUPPORT)
	return "Protocol family not supported";
#endif
#ifdef EAFNOSUPPORT
    if (errornum==EAFNOSUPPORT)
	return "Address family not supported by protocol family";
#endif
#ifdef EADDRINUSE
    if (errornum==EADDRINUSE)
	return "Address already in use";
#endif
#ifdef EADDRNOTAVAIL
    if (errornum==EADDRNOTAVAIL)
	return "Cannot assign requested address";
#endif
#ifdef ENETDOWN
    if (errornum==ENETDOWN)
	return "Network is down";
#endif
#ifdef ENETUNREACH
    if (errornum==ENETUNREACH)
	return "Network is unreachable";
#endif
#ifdef ENETRESET
    if (errornum==ENETRESET)
	return "Network dropped connection on reset";
#endif
#ifdef ECONNABORTED
    if (errornum==ECONNABORTED)
	return "Software caused connection abort";
#endif
#ifdef ECONNRESET
    if (errornum==ECONNRESET)
	return " Connection reset by peer";
#endif
#ifdef ENOBUFS
    if (errornum==ENOBUFS)
	return "No buffer space available";
#endif
#ifdef EISCONN
    if (errornum==EISCONN)
	return "Socket is already connected";
#endif
#ifdef ENOTCONN
    if (errornum==ENOTCONN)
	return "Socket is not connected";
#endif
#ifdef ESHUTDOWN
    if (errornum==ESHUTDOWN)
	return " Cannot send after socket shutdown";
#endif
#ifdef ETIMEDOUT
    if (errornum==ETIMEDOUT)
	return "Connection timed out";
#endif
#ifdef ECONNREFUSED
    if (errornum==ECONNREFUSED)
	return "Connection refused";
#endif
    return "Unknown error";
}

#else
#ifdef HAVE_STRING_H
# include <string.h>
#else
# ifdef HAVE_STRINGS_H
#  include <strings.h>
# endif
#endif

#ifdef WIN32
#include <winsock2.h>

extern char const * pstrerror(int errornum)
{
	switch (errornum)
	{
    case WSAEINTR:		return "Interrupted function call";
    case WSAEACCES:		return "Permission denied";
    case WSAEFAULT:		return "Bad address";
    case WSAEINVAL:		return "Inavlid argument";
    case WSAEMFILE:		return "Too many open files";
    case WSAEWOULDBLOCK:	return "Resource temorarily unavailable";
    case WSAEINPROGRESS:	return "Operation now in progress";
    case WSAEALREADY:		return "Operation already in progress";
    case WSAENOTSOCK:		return "Socket operation on nonsocket";
    case WSAEDESTADDRREQ:	return "Destination address required";
    case WSAEMSGSIZE:		return "Message too long";
    case WSAEPROTOTYPE:		return "Protocol wrong type fpr socket";
    case WSAENOPROTOOPT:	return "Bad protocol option";
    case WSAEPROTONOSUPPORT:	return "Protocol not supported";
    case WSAESOCKTNOSUPPORT:	return "Socket type not supported";
    case WSAEOPNOTSUPP:		return "Operation not supported";
    case WSAEPFNOSUPPORT:	return "Protocol family not supported";
    case WSAEAFNOSUPPORT:	return "Address family not supported by protocol family";
    case WSAEADDRINUSE:		return "Address already in use";
    case WSAEADDRNOTAVAIL:	return "Cannot assign requested address";
    case WSAENETDOWN:		return "Network is down";
    case WSAENETUNREACH:	return "Network is unreachable";
    case WSAENETRESET:		return "Network dropped connection on reset";
    case WSAECONNABORTED:	return "Software caused connection abort";
    case WSAECONNRESET:		return "Connection reset by peer";
    case WSAENOBUFS:		return "No buffer space available";
    case WSAEISCONN:		return "Socket is already connected";
    case WSAENOTCONN:		return "Socket is not connected";
    case WSAESHUTDOWN:		return "Cannot send after socket shutdown";
    case WSAETIMEDOUT:		return "Connection timed out";
    case WSAECONNREFUSED:	return "Connection refused";
    case WSAEHOSTDOWN:		return "Host is down";
    case WSAEHOSTUNREACH:	return "No route to host";
    case WSAEPROCLIM:		return "Too many processes";
    case WSASYSNOTREADY:	return "Network subsystem is unavailable";
    case WSAVERNOTSUPPORTED:	return "Winsock.dll version out of range";
    case WSANOTINITIALISED:	return "Successful WSAStartup not yet performed";
    case WSAEDISCON:		return "Graceful shutdown in progress";
    case WSATYPE_NOT_FOUND:	return "Class type not found";
    case WSAHOST_NOT_FOUND:	return "Host not found";
    case WSATRY_AGAIN:		return "Nonauthoriative host not found";
    case WSANO_RECOVERY:	return "This is a nonrecoverable error";
    case WSANO_DATA:		return "Valid name, no data record of requested type";
    case WSA_INVALID_HANDLE:	return "Specified event object handle is invalid";
    case WSA_INVALID_PARAMETER:	return "One or more parameters are invalid";
    case WSA_IO_INCOMPLETE:	return "Overlapped I/O event object not in signaled state";
    case WSA_IO_PENDING:	return "Overlapped operation will complete later";
    case WSA_NOT_ENOUGH_MEMORY:	return "Insufficient memory available";
    case WSA_OPERATION_ABORTED:	return "Overlapped operation aborted";
    case WSASYSCALLFAILURE:	return "System call failure";
    default: return strerror(errornum);
	}
}
#endif

#endif