Initial import of the CDE 2.1.30 sources from the Open Group.

cde/programs/dtwm/WmError.c

@@ -0,0 +1,352 @@
+/* 
+ * (c) Copyright 1989, 1990, 1991, 1992, 1993, 1994 OPEN SOFTWARE FOUNDATION, INC. 
+ * ALL RIGHTS RESERVED 
+*/ 
+/* 
+ * Motif Release 1.2.4
+*/ 
+#ifdef REV_INFO
+#ifndef lint
+static char rcsid[] = "$XConsortium: WmError.c /main/6 1996/10/07 14:27:34 drk $"
+#endif
+#endif
+/*
+ * (c) Copyright 1987, 1988, 1989, 1990 HEWLETT-PACKARD COMPANY */
+
+/*
+ * Included Files:
+ */
+
+#include "WmGlobal.h"
+#include <stdio.h>
+#ifdef WSM
+#include <Dt/UserMsg.h>
+#endif /* WSM */
+#include "WmXSMP.h"
+
+/*
+ * Function Declarations:
+ */
+#include "WmError.h"
+
+#ifdef DEBUG
+
+#define E_MAJOR_CODE		0
+#define E_MINOR_CODE		1
+#define E_RESOURCE_ID		2
+#define E_ERROR_SERIAL		3
+#define E_CURRENT_SERIAL	4
+
+#define NUM_E_STRINGS		5
+
+static char *pchErrorFormatNames [NUM_E_STRINGS] = {
+    "MajorCode", 
+    "MinorCode", 
+    "ResourceID", 
+    "ErrorSerial", 
+    "CurrentSerial" 
+};
+
+static char *pchDefaultErrorFormat [NUM_E_STRINGS] = {
+    " %d ",
+    " %d ",
+    " %ld ",
+    " %ld ",
+    " %ld "
+};
+
+static char *pchErrorFormat [NUM_E_STRINGS];
+
+#endif /* DEBUG */
+
+
+
+
+/*************************************<->*************************************
+ *
+ *  WmInitErrorHandler (display)
+ *
+ *
+ *  Description:
+ *  -----------
+ *  This function initializes the window manager error handler.
+ *
+ *
+ *  Inputs:
+ *  ------
+ *  display = display we're talking about
+ *  -------
+ *
+ *************************************<->***********************************/
+
+void
+WmInitErrorHandler (Display *display)
+{
+#ifdef DEBUG
+    char buffer[BUFSIZ];
+    int i;
+
+    /*
+     * Fetch the X error format strings from XErrorDB
+     */
+    for (i = 0; i< NUM_E_STRINGS; i++)
+    {
+	XGetErrorDatabaseText (display, "XlibMessage", 
+			       pchErrorFormatNames[i], 
+			       pchDefaultErrorFormat[i], buffer, BUFSIZ);
+
+	if ((pchErrorFormat[i] = (char *) XtMalloc (1+strlen(buffer))) == NULL)
+	{
+	    Warning ("Insufficient memory for error message initialization.");
+	    ExitWM (1);
+	}
+
+	strcpy(pchErrorFormat[i], buffer);
+    }
+
+#endif /* DEBUG */
+
+    XSetErrorHandler (WmXErrorHandler);
+    XSetIOErrorHandler (WmXIOErrorHandler);
+
+    XtSetWarningHandler (WmXtWarningHandler);
+    XtSetErrorHandler (WmXtErrorHandler);
+
+} /* END OF FUNCTION WmInitErrorHandler */
+
+
+/*************************************<->*************************************
+ *
+ *  WmXErrorHandler (display, errorEvent)
+ *
+ *
+ *  Description:
+ *  -----------
+ *  This function is the X error handler that is registered with X to
+ *  handle X errors resulting from window management activities.
+ *
+ *
+ *  Inputs:
+ *  ------
+ *  display = display on which X error occurred
+ *
+ *  errorEvent = pointer to a block of information describing the error
+ *
+ * 
+ *  Outputs:
+ *  -------
+ *  wmGD.errorFlag = set to True
+ *
+ *  Return = 0
+ *
+ *************************************<->***********************************/
+
+int
+WmXErrorHandler (Display *display, XErrorEvent *errorEvent)
+{
+    ClientData *pCD;
+
+#ifdef DEBUG
+    char buffer[BUFSIZ];
+    char message[BUFSIZ];
+
+    XGetErrorText (display, errorEvent->error_code, buffer, BUFSIZ);
+    Warning ("X error occurred during window management operation");
+    fprintf (stderr, "Description = '%s'\n  ", buffer);
+
+    fprintf (stderr, pchErrorFormat[E_MAJOR_CODE], errorEvent->request_code);
+    sprintf(message, "%d", errorEvent->request_code);
+    XGetErrorDatabaseText (display, "XRequest", message, 
+	" ", buffer, BUFSIZ);
+    fprintf (stderr, " (%s)\n  ", buffer);
+    fprintf (stderr, pchErrorFormat[E_MINOR_CODE], errorEvent->minor_code);
+    fprintf (stderr, "\n  ");
+    fprintf (stderr, pchErrorFormat[E_RESOURCE_ID], errorEvent->resourceid);
+    fprintf (stderr, "\n  ");
+    fprintf (stderr, pchErrorFormat[E_ERROR_SERIAL], errorEvent->serial);
+    fprintf (stderr, "\n  ");
+    fprintf (stderr, pchErrorFormat[E_CURRENT_SERIAL], 
+			LastKnownRequestProcessed(display));
+    fprintf (stderr, "\n");
+#endif /* DEBUG */
+
+    /*
+     * Check for a BadWindow error for a managed window.  If this error
+     * is detected indicate in the client data that the window no longer
+     * exists.
+     */
+
+    if ((errorEvent->error_code == BadWindow) &&
+	!XFindContext (DISPLAY, errorEvent->resourceid, wmGD.windowContextType,
+	     (caddr_t *)&pCD))
+    {
+	if (errorEvent->resourceid == pCD->client)
+	{
+	    pCD->clientFlags |= CLIENT_DESTROYED;
+	}
+    }
+
+    wmGD.errorFlag = True;
+    wmGD.errorResource = errorEvent->resourceid;
+    wmGD.errorRequestCode = errorEvent->request_code;
+
+    return (0);
+
+} /* END OF FUNCTION WmXErrorHandler */
+
+
+
+/*************************************<->*************************************
+ *
+ *  WmXIOErrorHandler (display)
+ *
+ *
+ *  Description:
+ *  -----------
+ *  This function is the X IO error handler that is registered with X to
+ *  handle X IO errors.  This function exits the window manager.
+ *
+ *
+ *  Inputs:
+ *  ------
+ *  display = X display on which the X IO error occurred
+ * 
+ *************************************<->***********************************/
+
+int
+WmXIOErrorHandler (Display *display)
+{
+  char  err[100];
+ 
+  sprintf (err, "%s: %s\n", "I/O error on display:", XDisplayString(display));
+  Warning(err);
+
+  ExitWM (WM_ERROR_EXIT_VALUE);
+
+  /*NOTREACHED*/
+  return 1;
+} /* END OF FUNCTIONS WmXIOErrorHandler */
+
+
+
+/*************************************<->*************************************
+ *
+ *  WmXtErrorHandler (message)
+ *
+ *
+ *  Description:
+ *  -----------
+ *  This function is registered as the X Toolkit fatal error handler.
+ *
+ *
+ *  Inputs:
+ *  ------
+ *  message = pointer to an error message
+ *
+ *************************************<->***********************************/
+
+void
+WmXtErrorHandler (char *message)
+{
+
+    Warning (message);
+    ExitWM (WM_ERROR_EXIT_VALUE);
+
+} /* END OF FUNCTION WmXtErrorHandler */
+
+
+
+/*************************************<->*************************************
+ *
+ *  WmXtWarningHandler (message)
+ *
+ *
+ *  Description:
+ *  -----------
+ *  This function is registered as an X Toolkit warning handler.
+ *
+ *
+ *  Inputs:
+ *  ------
+ *  message = pointer to a warning message
+ * 
+ *************************************<->***********************************/
+
+void
+WmXtWarningHandler (char *message)
+{
+
+#ifdef DEBUG
+    Warning (message);
+#endif /* DEBUG */
+
+} /* END OF FUNCTIONS WmXtWarningHandler */
+
+
+/*************************************<->*************************************
+ *
+ *  Warning (message)
+ *
+ *
+ *  Description:
+ *  -----------
+ *  This function lists a message to stderr.
+ *
+ *
+ *  Inputs:
+ *  ------
+ *  message = pointer to a message string
+ * 
+ *************************************<->***********************************/
+
+void
+Warning (char *message)
+{
+#ifdef WSM
+    char pch[MAXWMPATH+1];
+
+    sprintf (pch, "%s: %s\n", 
+	GETMESSAGE(20, 1, "Workspace Manager"), message);
+
+    _DtSimpleError (wmGD.mwmName, DtIgnore, NULL, pch, NULL);
+#else /* WSM */
+    fprintf (stderr, "%s: %s\n", wmGD.mwmName, message);
+    fflush (stderr);
+#endif /* WSM */
+
+} /* END OF FUNCTION Warning */
+
+#ifdef WSM
+#ifdef DEBUGGER
+
+/******************************<->*************************************
+ *
+ *  PrintFormatted (format, message, message, ...)
+ *
+ *
+ *  Description:
+ *  -----------
+ *  This function lists several messages to stderr using fprinf()
+ *  formatting capabilities.
+ *
+ *  Inputs:
+ *  ------
+ *  s0-s9 = pointers to message strings
+ * 
+ *  Comments:
+ *  ------
+ *  Caller must provide his/her own argv[0] to this function.
+ ******************************<->***********************************/
+
+/*VARARGS1*/
+void
+PrintFormatted(char *f, char *s0, char *s1, char *s2, char *s3, char *s4, char *s5, char *s6, char *s7, char *s8, char *s9)
+/* limit of ten args */
+{
+    fprintf( stderr, f, s0, s1, s2, s3, s4, s5, s6, s7, s8, s9);
+    fflush (stderr);
+} /* END OF FUNCTION PrintFormatted */
+
+/************************    eof   **************************/
+#endif /* DEBUGGER */
+#endif /* WSM */