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/*
* Copyright 1998-1999, University of Notre Dame.
* Authors: Brian W. Barrett, Arun F. Rodrigues, Jeffrey M. Squyres,
* and Andrew Lumsdaine
*
* This file is part of XMPI
*
* You should have received a copy of the License Agreement for XMPI
* along with the software; see the file LICENSE. If not, contact
* Office of Research, University of Notre Dame, Notre Dame, IN 46556.
*
* Permission to modify the code and to distribute modified code is
* granted, provided the text of this NOTICE is retained, a notice that
* the code was modified is included with the above COPYRIGHT NOTICE and
* with the COPYRIGHT NOTICE in the LICENSE file, and that the LICENSE
* file is distributed with the modified code.
*
* LICENSOR MAKES NO REPRESENTATIONS OR WARRANTIES, EXPRESS OR IMPLIED.
* By way of example, but not limitation, Licensor MAKES NO
* REPRESENTATIONS OR WARRANTIES OF MERCHANTABILITY OR FITNESS FOR ANY
* PARTICULAR PURPOSE OR THAT THE USE OF THE LICENSED SOFTWARE COMPONENTS
* OR DOCUMENTATION WILL NOT INFRINGE ANY PATENTS, COPYRIGHTS, TRADEMARKS
* OR OTHER RIGHTS.
*
* Additional copyrights may follow.
*
* $Id: xmpi_error.c,v 1.2 1999/11/08 06:20:24 bbarrett Exp $
*
* Function: - error dialog
*/
#define _NO_PROTO
#include <Xm/MessageB.h>
#include <Xm/Form.h>
#include <X11/cursorfont.h>
#include <errno.h>
#include <stdio.h>
#include <stdlib.h>
#include <string.h>
#include <unistd.h>
#include "lam.h"
#include "xmpi.h"
/*
* global functions
*/
void xmpi_error();
/*
* external functions
*/
extern void itoa();
/*
* local functions
*/
static char *errorstr();
/*
* local variables
*/
#define BUFLEN 1024
#define MAXERRMSGLEN 64
static char buffer[BUFLEN]; /* complete message */
static char *errmsg[] = {
"improper command invocation", /* EUSAGE */
"delete from list failed", /* EDELETE */
"bad magic number", /* EMAGIC */
"invalid ID specification", /* EBADIDSPEC */
"impossible, ergo a bug", /* EIMPOSSIBLE */
};
/*
* xmpi_error
*
* Function: - widget child of the desired centering shell
* displays error message in dialog
* - displays appended user and system error message
* Accepts: - parent widget (or NULL)
* - user error message
*/
void
xmpi_error(w, usrmsg)
Widget w;
char *usrmsg;
{
Widget dialog_w;
XmString str;
Arg args[3];
w = (w == 0) ? xmpi_shell : xmpi_wmshell(w);
str = XmStringCreateLtoR(errorstr(usrmsg), XmSTRING_DEFAULT_CHARSET);
XtSetArg(args[0], XmNmessageString, str);
XtSetArg(args[1], XmNdialogStyle, XmDIALOG_PRIMARY_APPLICATION_MODAL);
XtSetArg(args[2], XmNautoUnmanage, False);
dialog_w = XmCreateErrorDialog(w, "error_pop", args, 3);
XmStringFree(str);
XtAddCallback(dialog_w, XmNokCallback,
(XtCallbackProc) XtDestroyWidget, NULL);
XtUnmanageChild(XmMessageBoxGetChild(dialog_w, XmDIALOG_HELP_BUTTON));
XtUnmanageChild(XmMessageBoxGetChild(dialog_w,
XmDIALOG_CANCEL_BUTTON));
XtManageChild(dialog_w);
XtPopup(XtParent(dialog_w), XtGrabNone);
}
/*
* errorstr
*
* Function: - forms XMPI error message
* - uses system dependent and UNIX error message tables
* - returned message is stored in a static buffer
* Accepts: - user's error message
* Returns: - extended error message
*/
static char *
errorstr(msg)
char *msg;
{
char anum[16]; /* ascii error code */
char *syserr; /* system dep. error string */
buffer[0] = '\0';
/*
* Check for specific XMPI errors first.
*/
if (msg && *msg) {
strncpy(buffer, msg, BUFLEN - MAXERRMSGLEN);
}
if (XMPI_ERR_LOW <= errno && errno <= XMPI_ERR_HIGH) {
strcat(buffer, ": ");
strcat(buffer, errmsg[errno - XMPI_ERR_LOW]);
}
/*
* Pass through to system dependent error message routine.
*/
else {
syserr = xmpi_sys_errorstr(errno);
if (syserr) {
strcat(buffer, ": ");
strcat(buffer, syserr);
} else {
if (errno != 0) {
strcat(buffer,": Unknown error ");
itoa(errno, anum);
strcat(buffer, anum);
}
}
}
return(buffer);
}
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