Added libXt-1.0.7

1 files changed, 636 insertions, 0 deletions

diff --git a/libXt/src/Error.c b/libXt/src/Error.c
new file mode 100644
index 000000000..b1badc970
--- /dev/null
+++ b/libXt/src/Error.c
@@ -0,0 +1,636 @@
+/* $Xorg: Error.c,v 1.5 2001/02/09 02:03:54 xorgcvs Exp $ */
+
+/***********************************************************
+Copyright 1987, 1988 by Digital Equipment Corporation, Maynard, Massachusetts
+Copyright 1993 by Sun Microsystems, Inc. Mountain View, CA.
+
+                        All Rights Reserved
+
+Permission to use, copy, modify, and distribute this software and its
+documentation for any purpose and without fee is hereby granted,
+provided that the above copyright notice appear in all copies and that
+both that copyright notice and this permission notice appear in
+supporting documentation, and that the names of Digital or Sun not be
+used in advertising or publicity pertaining to distribution of the
+software without specific, written prior permission.
+
+DIGITAL DISCLAIMS ALL WARRANTIES WITH REGARD TO THIS SOFTWARE, INCLUDING
+ALL IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS, IN NO EVENT SHALL
+DIGITAL BE LIABLE FOR ANY SPECIAL, INDIRECT OR CONSEQUENTIAL DAMAGES OR
+ANY DAMAGES WHATSOEVER RESULTING FROM LOSS OF USE, DATA OR PROFITS,
+WHETHER IN AN ACTION OF CONTRACT, NEGLIGENCE OR OTHER TORTIOUS ACTION,
+ARISING OUT OF OR IN CONNECTION WITH THE USE OR PERFORMANCE OF THIS
+SOFTWARE.
+
+SUN DISCLAIMS ALL WARRANTIES WITH REGARD TO  THIS  SOFTWARE,
+INCLUDING ALL IMPLIED WARRANTIES OF MERCHANTABILITY AND FIT-
+NESS FOR A PARTICULAR PURPOSE. IN NO EVENT SHALL SUN BE  LI-
+ABLE  FOR  ANY SPECIAL, INDIRECT OR CONSEQUENTIAL DAMAGES OR
+ANY DAMAGES WHATSOEVER RESULTING FROM LOSS OF USE,  DATA  OR
+PROFITS,  WHETHER  IN  AN  ACTION OF CONTRACT, NEGLIGENCE OR
+OTHER TORTIOUS ACTION, ARISING OUT OF OR IN CONNECTION  WITH
+THE USE OR PERFORMANCE OF THIS SOFTWARE.
+
+******************************************************************/
+/* $XFree86: xc/lib/Xt/Error.c,v 3.13tsi Exp $ */
+
+/*
+
+Copyright 1987, 1988, 1998  The Open Group
+
+Permission to use, copy, modify, distribute, and sell this software and its
+documentation for any purpose is hereby granted without fee, provided that
+the above copyright notice appear in all copies and that both that
+copyright notice and this permission notice appear in supporting
+documentation.
+
+The above copyright notice and this permission notice shall be included in
+all copies or substantial portions of the Software.
+
+THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
+IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
+FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT.  IN NO EVENT SHALL THE
+OPEN GROUP BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN
+AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN
+CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE.
+
+Except as contained in this notice, the name of The Open Group shall not be
+used in advertising or otherwise to promote the sale, use or other dealings
+in this Software without prior written authorization from The Open Group.
+
+*/
+
+#ifdef HAVE_CONFIG_H
+#include <config.h>
+#endif
+#include "IntrinsicI.h"
+#include <stdio.h>
+#include <stdlib.h>
+
+/* The error handlers in the application context aren't used since we can't
+   come up with a uniform way of using them.  If you can, define
+   GLOBALERRORS to be FALSE (or 0). */
+
+#ifndef GLOBALERRORS
+#define GLOBALERRORS 1
+#endif
+
+static void InitErrorHandling(XrmDatabase *);
+#if GLOBALERRORS
+static XrmDatabase errorDB = NULL;
+static Boolean error_inited = FALSE;
+void _XtDefaultErrorMsg(String, String, String, String, String*, Cardinal*);
+void _XtDefaultWarningMsg(String, String, String, String, String*, Cardinal*);
+void _XtDefaultError(String);
+void _XtDefaultWarning(String);
+static XtErrorMsgHandler errorMsgHandler = _XtDefaultErrorMsg;
+static XtErrorMsgHandler warningMsgHandler = _XtDefaultWarningMsg;
+static XtErrorHandler errorHandler = _XtDefaultError;
+static XtErrorHandler warningHandler = _XtDefaultWarning;
+#endif /* GLOBALERRORS */
+
+XrmDatabase *XtGetErrorDatabase(void)
+{
+    XrmDatabase* retval;
+#if GLOBALERRORS
+    LOCK_PROCESS;
+    retval = &errorDB;
+    UNLOCK_PROCESS;
+#else
+    retval = XtAppGetErrorDatabase(_XtDefaultAppContext());
+#endif /* GLOBALERRORS */
+    return retval;
+}
+
+XrmDatabase *XtAppGetErrorDatabase(
+	XtAppContext app)
+{
+    XrmDatabase* retval;
+#if GLOBALERRORS
+    LOCK_PROCESS;
+    retval = &errorDB;
+    UNLOCK_PROCESS;
+#else
+    LOCK_APP(app);
+    retval= &app->errorDB;
+    UNLOCK_APP(app);
+#endif /* GLOBALERRORS */
+    return retval;
+}
+
+void XtGetErrorDatabaseText(
+    register _Xconst char* name,
+    register _Xconst char* type,
+    register _Xconst char* class,
+    _Xconst char* defaultp,
+    String buffer,
+    int nbytes)
+{
+#if GLOBALERRORS
+    XtAppGetErrorDatabaseText(NULL,
+	    name,type,class,defaultp, buffer, nbytes, NULL);
+#else
+    XtAppGetErrorDatabaseText(_XtDefaultAppContext(),
+	    name,type,class,defaultp, buffer, nbytes, NULL);
+#endif /* GLOBALERRORS */
+}
+
+void XtAppGetErrorDatabaseText(
+    XtAppContext app,
+    register _Xconst char* name,
+    register _Xconst char* type,
+    register _Xconst char* class,
+    _Xconst char* defaultp,
+    String buffer,
+    int nbytes,
+    XrmDatabase db)
+{
+    String str_class;
+    String type_str;
+    XrmValue result;
+    char *str_name = NULL;
+    char *temp = NULL;
+
+#if GLOBALERRORS
+    LOCK_PROCESS;
+    if (error_inited == FALSE) {
+        InitErrorHandling (&errorDB);
+        error_inited = TRUE;
+    }
+#else
+    LOCK_APP(app);
+    if (app->error_inited == FALSE) {
+        InitErrorHandling (&app->errorDB);
+        app->error_inited = TRUE;
+    }
+#endif /* GLOBALERRORS */
+    if (!(str_name = ALLOCATE_LOCAL(strlen(name) + strlen(type) + 2)))
+	_XtAllocError(NULL);
+    (void) sprintf(str_name, "%s.%s", name, type);
+    /* XrmGetResource requires the name and class to be fully qualified
+     * and to have the same number of components. */
+    str_class = (char *)class;
+    if (! strchr(class, '.')) {
+	if (!(temp = ALLOCATE_LOCAL(2 * strlen(class) + 2)))
+	    _XtAllocError(NULL);
+	(void) sprintf(temp, "%s.%s", class, class);
+	str_class = temp;
+    }
+    if (db == NULL) {
+#if GLOBALERRORS
+	(void) XrmGetResource(errorDB, str_name, str_class, &type_str,
+			      &result);
+#else
+	(void) XrmGetResource(app->errorDB, str_name, str_class, &type_str,
+			      &result);
+#endif /* GLOBALERRORS */
+    } else (void) XrmGetResource(db, str_name, str_class, &type_str, &result);
+    if (result.addr) {
+        (void) strncpy (buffer, result.addr, nbytes);
+        if (result.size > (unsigned) nbytes) buffer[nbytes-1] = 0;
+    } else {
+	int len = strlen(defaultp);
+	if (len >= nbytes) len = nbytes-1;
+	(void) memmove(buffer, defaultp, len);
+	buffer[len] = '\0';
+    }
+    if (str_name)
+	DEALLOCATE_LOCAL(str_name);
+    if (temp)
+	DEALLOCATE_LOCAL(temp);
+#if GLOBALERRORS
+    UNLOCK_PROCESS;
+#else
+    UNLOCK_APP(app);
+#endif
+}
+
+static void InitErrorHandling (
+    XrmDatabase *db)
+{
+    XrmDatabase errordb;
+
+    errordb = XrmGetFileDatabase(ERRORDB);
+    XrmMergeDatabases(errordb, db);
+}
+
+static void DefaultMsg (
+    String name,
+    String type,
+    String class,
+    String defaultp,
+    String* params,
+    Cardinal* num_params,
+    Bool error,
+    void (*fn)(_Xconst _XtString))
+{
+#define BIGBUF 1024
+#ifdef notyet /* older versions don't, might want to wait until more do */
+#if defined(__linux__)  || defined(CSRG_BASED) /* everyone else needs to get with the program */
+#define USE_SNPRINTF
+#endif
+#endif
+    char buffer[BIGBUF];
+    char* message;
+    XtGetErrorDatabaseText(name,type,class,defaultp, buffer, BIGBUF);
+/*need better solution here, perhaps use lower level printf primitives? */
+    if (params == NULL || num_params == NULL || *num_params == 0)
+	(*fn)(buffer);
+#ifndef WIN32 /* and OS/2 */
+    else if ((getuid () != geteuid ()) || getuid() == 0) {
+	if ((error && errorHandler == _XtDefaultError) ||
+	    (!error && warningHandler == _XtDefaultWarning)) {
+	    /*
+	     * if it's just going to go to stderr anyway, then we'll
+	     * fprintf to stderr ourselves and skip the insecure sprintf.
+	     */
+	    Cardinal i = *num_params;
+	    String par[10];
+	    if (i > 10) i = 10;
+	    (void) memmove((char*)par, (char*)params, i * sizeof(String) );
+	    bzero( &par[i], (10-i) * sizeof(String) );
+	    (void) fprintf (stderr, "%s%s",
+			    error ? XTERROR_PREFIX : XTWARNING_PREFIX,
+			    error ? "Error: " : "Warning: ");
+	    (void) fprintf (stderr, buffer,
+			    par[0], par[1], par[2], par[3], par[4],
+			    par[5], par[6], par[7], par[8], par[9]);
+	    (void) fprintf (stderr, "%c", '\n');
+	    if (i != *num_params)
+		(*fn) ( "Some arguments in previous message were lost" );
+	    else if (error) exit (1);
+	} else {
+	    /*
+	     * can't tell what it might do, so we'll play it safe
+	     */
+	    XtWarning ("\
+This program is an suid-root program or is being run by the root user.\n\
+The full text of the error or warning message cannot be safely formatted\n\
+in this environment. You may get a more descriptive message by running the\n\
+program as a non-root user or by removing the suid bit on the executable.");
+	    (*fn)(buffer); /* if *fn is an ErrorHandler it should exit */
+	}
+    }
+#endif
+    else {
+	/*
+	 * If you have snprintf the worst thing that could happen is you'd
+	 * lose some information. Without snprintf you're probably going to
+	 * scramble your heap and perhaps SEGV -- sooner or later.
+	 * If it hurts when you go like this then don't go like this! :-)
+	 */
+	Cardinal i = *num_params;
+	String par[10];
+	if (i > 10) i = 10;
+	(void) memmove((char*)par, (char*)params, i * sizeof(String) );
+	bzero( &par[i], (10-i) * sizeof(String) );
+	if (i != *num_params)
+	    XtWarning( "Some arguments in following message were lost" );
+	/*
+	 * resist any temptation you might have to make `message' a
+	 * local buffer on the stack. Doing so is a security hole
+	 * in programs executing as root. Error and Warning
+	 * messages shouldn't be called frequently enough for this
+	 * to be a performance issue.
+	 */
+	if ((message = __XtMalloc (BIGBUF))) {
+#ifndef USE_SNPRINTF
+	    message[BIGBUF-1] = 0;
+	    (void) sprintf (message, buffer,
+#else
+	    (void) snprintf (message, BIGBUF, buffer,
+#endif
+			    par[0], par[1], par[2], par[3], par[4],
+			    par[5], par[6], par[7], par[8], par[9]);
+#ifndef USE_SNPRINTF
+	    if (message[BIGBUF-1] != '\0')
+		XtWarning ("Possible heap corruption in Xt{Error,Warning}MsgHandler");
+#endif
+	    (*fn)(message);
+	    XtFree(message);
+	} else {
+	    XtWarning ("Memory allocation failed, arguments in the following message were lost");
+	    (*fn)(buffer);
+	}
+    }
+}
+
+void _XtDefaultErrorMsg (
+    String name,
+    String type,
+    String class,
+    String defaultp,
+    String* params,
+    Cardinal* num_params)
+{
+    DefaultMsg (name,type,class,defaultp,params,num_params,True,XtError);
+}
+
+void _XtDefaultWarningMsg (
+    String name,
+    String type,
+    String class,
+    String defaultp,
+    String* params,
+    Cardinal* num_params)
+{
+    DefaultMsg (name,type,class,defaultp,params,num_params,False,XtWarning);
+}
+
+void XtErrorMsg(
+    _Xconst char* name,
+    _Xconst char* type,
+    _Xconst char* class,
+    _Xconst char* defaultp,
+    String* params,
+    Cardinal* num_params)
+{
+#if GLOBALERRORS
+    LOCK_PROCESS;
+    (*errorMsgHandler)((String)name,(String)type,(String)class,
+		       (String)defaultp,params,num_params);
+    UNLOCK_PROCESS;
+#else
+    XtAppErrorMsg(_XtDefaultAppContext(),name,type,class,
+	    defaultp,params,num_params);
+#endif /* GLOBALERRORS */
+}
+
+void XtAppErrorMsg(
+    XtAppContext app,
+    _Xconst char* name,
+    _Xconst char* type,
+    _Xconst char* class,
+    _Xconst char* defaultp,
+    String* params,
+    Cardinal* num_params)
+{
+#if GLOBALERRORS
+    LOCK_PROCESS;
+    (*errorMsgHandler)((String)name,(String)type,(String)class,
+		       (String)defaultp,params,num_params);
+    UNLOCK_PROCESS;
+#else
+    LOCK_APP(app);
+    (*app->errorMsgHandler)(name,type,class,defaultp,params,num_params);
+    UNLOCK_APP(app);
+#endif /* GLOBALERRORS */
+}
+
+void XtWarningMsg(
+    _Xconst char* name,
+    _Xconst char* type,
+    _Xconst char* class,
+    _Xconst char* defaultp,
+    String* params,
+    Cardinal* num_params)
+{
+#if GLOBALERRORS
+    LOCK_PROCESS;
+    (*warningMsgHandler)((String)name,(String)type,(String)class,
+			 (String)defaultp,params,num_params);
+    UNLOCK_PROCESS;
+#else
+    XtAppWarningMsg(_XtDefaultAppContext(),name,type,class,
+	    defaultp,params,num_params);
+#endif /* GLOBALERRORS */
+}
+
+void XtAppWarningMsg(
+    XtAppContext app,
+    _Xconst char* name,
+    _Xconst char* type,
+    _Xconst char* class,
+    _Xconst char* defaultp,
+    String* params,
+    Cardinal* num_params)
+{
+#if GLOBALERRORS
+    LOCK_PROCESS;
+    (*warningMsgHandler)((String)name,(String)type,(String)class,
+			 (String)defaultp,params,num_params);
+    UNLOCK_PROCESS;
+#else
+    LOCK_APP(app);
+    (*app->warningMsgHandler)(name,type,class,defaultp,params,num_params);
+    UNLOCK_APP(app);
+#endif /* GLOBALERRORS */
+}
+
+void XtSetErrorMsgHandler(
+    XtErrorMsgHandler handler)
+{
+#if GLOBALERRORS
+    LOCK_PROCESS;
+    if (handler != NULL) errorMsgHandler = handler;
+    else errorMsgHandler  = _XtDefaultErrorMsg;
+    UNLOCK_PROCESS;
+#else
+    XtAppSetErrorMsgHandler(_XtDefaultAppContext(), handler);
+#endif /* GLOBALERRORS */
+}
+
+XtErrorMsgHandler XtAppSetErrorMsgHandler(
+    XtAppContext app,
+    XtErrorMsgHandler handler)
+{
+    XtErrorMsgHandler old;
+#if GLOBALERRORS
+    LOCK_PROCESS;
+    old = errorMsgHandler;
+    if (handler != NULL) errorMsgHandler = handler;
+    else errorMsgHandler  = _XtDefaultErrorMsg;
+    UNLOCK_PROCESS;
+#else
+    LOCK_APP(app);
+    old = app->errorMsgHandler;
+    if (handler != NULL) app->errorMsgHandler = handler;
+    else app->errorMsgHandler  = _XtDefaultErrorMsg;
+    UNLOCK_APP(app);
+#endif /* GLOBALERRORS */
+    return old;
+}
+
+void XtSetWarningMsgHandler(
+    XtErrorMsgHandler handler)
+{
+#if GLOBALERRORS
+    LOCK_PROCESS;
+    if (handler != NULL) warningMsgHandler  = handler;
+    else warningMsgHandler = _XtDefaultWarningMsg;
+    UNLOCK_PROCESS;
+#else
+    XtAppSetWarningMsgHandler(_XtDefaultAppContext(),handler);
+#endif /* GLOBALERRORS */
+}
+
+XtErrorMsgHandler XtAppSetWarningMsgHandler(
+    XtAppContext app,
+    XtErrorMsgHandler handler)
+{
+    XtErrorMsgHandler old;
+#if GLOBALERRORS
+    LOCK_PROCESS;
+    old = warningMsgHandler;
+    if (handler != NULL) warningMsgHandler  = handler;
+    else warningMsgHandler = _XtDefaultWarningMsg;
+    UNLOCK_PROCESS;
+#else
+    LOCK_APP(app);
+    old = app->warningMsgHandler;
+    if (handler != NULL) app->warningMsgHandler  = handler;
+    else app->warningMsgHandler = _XtDefaultWarningMsg;
+    UNLOCK_APP(app);
+#endif /* GLOBALERRORS */
+    return old;
+}
+
+void _XtDefaultError(String message)
+{
+    if (message && *message)
+	(void)fprintf(stderr, "%sError: %s\n", XTERROR_PREFIX, message);
+    exit(1);
+}
+
+void _XtDefaultWarning(String message)
+{
+    if (message && *message)
+       (void)fprintf(stderr, "%sWarning: %s\n", XTWARNING_PREFIX, message);
+    return;
+}
+
+void XtError(
+    _Xconst char* message)
+{
+#if GLOBALERRORS
+    LOCK_PROCESS;
+    (*errorHandler)((String)message);
+    UNLOCK_PROCESS;
+#else
+    XtAppError(_XtDefaultAppContext(),message);
+#endif /* GLOBALERRORS */
+}
+
+void XtAppError(
+    XtAppContext app,
+    _Xconst char* message)
+{
+#if GLOBALERRORS
+    LOCK_PROCESS;
+    (*errorHandler)((String)message);
+    UNLOCK_PROCESS;
+#else
+    LOCK_APP(app);
+    (*app->errorHandler)(message);
+    UNLOCK_APP(app);
+#endif /* GLOBALERRORS */
+}
+
+void XtWarning(
+    _Xconst char* message)
+{
+#if GLOBALERRORS
+    LOCK_PROCESS;
+    (*warningHandler)((String)message);
+    UNLOCK_PROCESS;
+#else
+    XtAppWarning(_XtDefaultAppContext(),message);
+#endif /* GLOBALERRORS */
+}
+
+void XtAppWarning(
+    XtAppContext app,
+    _Xconst char* message)
+{
+#if GLOBALERRORS
+    LOCK_PROCESS;
+    (*warningHandler)((String)message);
+    UNLOCK_PROCESS;
+#else
+    LOCK_APP(app);
+    (*app->warningHandler)(message);
+    UNLOCK_APP(app);
+#endif /* GLOBALERRORS */
+}
+
+void XtSetErrorHandler(XtErrorHandler handler)
+{
+#if GLOBALERRORS
+    LOCK_PROCESS;
+    if (handler != NULL) errorHandler = handler;
+    else errorHandler  = _XtDefaultError;
+    UNLOCK_PROCESS;
+#else
+    XtAppSetErrorHandler(_XtDefaultAppContext(),handler);
+#endif /* GLOBALERRORS */
+}
+
+XtErrorHandler XtAppSetErrorHandler(
+    XtAppContext app,
+    XtErrorHandler handler)
+{
+    XtErrorHandler old;
+#if GLOBALERRORS
+    LOCK_PROCESS;
+    old = errorHandler;
+    if (handler != NULL) errorHandler = handler;
+    else errorHandler  = _XtDefaultError;
+    UNLOCK_PROCESS;
+#else
+    LOCK_APP(app);
+    old = app->errorHandler;
+    if (handler != NULL) app->errorHandler = handler;
+    else app->errorHandler  = _XtDefaultError;
+    UNLOCK_APP(app);
+#endif /* GLOBALERRORS */
+    return old;
+}
+
+void XtSetWarningHandler(XtErrorHandler handler)
+{
+#if GLOBALERRORS
+    LOCK_PROCESS;
+    if (handler != NULL) warningHandler = handler;
+    else warningHandler = _XtDefaultWarning;
+    UNLOCK_PROCESS;
+#else
+    XtAppSetWarningHandler(_XtDefaultAppContext(),handler);
+#endif /* GLOBALERRORS */
+}
+
+XtErrorHandler XtAppSetWarningHandler(
+    XtAppContext app,
+    XtErrorHandler handler)
+{
+    XtErrorHandler old;
+#if GLOBALERRORS
+    LOCK_PROCESS;
+    old = warningHandler;
+    if (handler != NULL) warningHandler  = handler;
+    else warningHandler = _XtDefaultWarning;
+    UNLOCK_PROCESS;
+#else
+    LOCK_APP(app);
+    old = app->warningHandler;
+    if (handler != NULL) app->warningHandler  = handler;
+    else app->warningHandler = _XtDefaultWarning;
+    UNLOCK_APP(app);
+#endif /* GLOBALERRORS */
+    return old;
+}
+
+void _XtSetDefaultErrorHandlers(
+    XtErrorMsgHandler *errMsg,
+    XtErrorMsgHandler *warnMsg,
+    XtErrorHandler *err,
+    XtErrorHandler *warn)
+{
+#ifndef GLOBALERRORS
+    LOCK_PROCESS;
+    *errMsg = _XtDefaultErrorMsg;
+    *warnMsg = _XtDefaultWarningMsg;
+    *err = _XtDefaultError;
+    *warn = _XtDefaultWarning;
+    UNLOCK_PROCESS;
+#endif /* GLOBALERRORS */
+}