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authorMike Gabriel <mike.gabriel@das-netzwerkteam.de>2015-02-02 15:02:49 +0100
committerMike Gabriel <mike.gabriel@das-netzwerkteam.de>2015-02-02 15:02:49 +0100
commitb16b9e4656e7199c2aec74a4c8ebc7a875d3ba73 (patch)
tree4361edef0d42d5bf5ac984ef72b4fac35426eae7 /nx-X11/lib/dps/dpsXpriv.c
parent0d5a83e986f39982c0924652a3662e60b1f23162 (diff)
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massive reduction of unneeded files
Diffstat (limited to 'nx-X11/lib/dps/dpsXpriv.c')
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diff --git a/nx-X11/lib/dps/dpsXpriv.c b/nx-X11/lib/dps/dpsXpriv.c
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-/*
- * dpsXpriv.c
- *
- * (c) Copyright 1988-1994 Adobe Systems Incorporated.
- * All rights reserved.
- *
- * Permission to use, copy, modify, distribute, and sublicense this software
- * and its documentation for any purpose and without fee is hereby granted,
- * provided that the above copyright notices appear in all copies and that
- * both those copyright notices and this permission notice appear in
- * supporting documentation and that the name of Adobe Systems Incorporated
- * not be used in advertising or publicity pertaining to distribution of the
- * software without specific, written prior permission. No trademark license
- * to use the Adobe trademarks is hereby granted. If the Adobe trademark
- * "Display PostScript"(tm) is used to describe this software, its
- * functionality or for any other purpose, such use shall be limited to a
- * statement that this software works in conjunction with the Display
- * PostScript system. Proper trademark attribution to reflect Adobe's
- * ownership of the trademark shall be given whenever any such reference to
- * the Display PostScript system is made.
- *
- * ADOBE MAKES NO REPRESENTATIONS ABOUT THE SUITABILITY OF THE SOFTWARE FOR
- * ANY PURPOSE. IT IS PROVIDED "AS IS" WITHOUT EXPRESS OR IMPLIED WARRANTY.
- * ADOBE DISCLAIMS ALL WARRANTIES WITH REGARD TO THIS SOFTWARE, INCLUDING ALL
- * IMPLIED WARRANTIES OF MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND
- * NON- INFRINGEMENT OF THIRD PARTY RIGHTS. IN NO EVENT SHALL ADOBE BE LIABLE
- * TO YOU OR ANY OTHER PARTY FOR ANY SPECIAL, INDIRECT, OR CONSEQUENTIAL
- * DAMAGES OR ANY DAMAGES WHATSOEVER WHETHER IN AN ACTION OF CONTRACT,
- * NEGLIGENCE, STRICT LIABILITY OR ANY OTHER ACTION ARISING OUT OF OR IN
- * CONNECTION WITH THE USE OR PERFORMANCE OF THIS SOFTWARE. ADOBE WILL NOT
- * PROVIDE ANY TRAINING OR OTHER SUPPORT FOR THE SOFTWARE.
- *
- * Adobe, PostScript, and Display PostScript are trademarks of Adobe Systems
- * Incorporated which may be registered in certain jurisdictions
- *
- * Author: Adobe Systems Incorporated
- */
-/* $XFree86: xc/lib/dps/dpsXpriv.c,v 1.7 2002/03/05 21:50:14 herrb Exp $ */
-
-#include <stdlib.h>
-#include <stdio.h>
-#include <errno.h>
-#include <string.h>
-#include <unistd.h>
-#include <sys/time.h>
-
-#ifdef GC
-#undef GC
-#endif /* GC */
-
-#ifdef VMS
-/* Xlib does not like UNIX defined to any value under VMS. */
-#undef UNIX
-#include <decw$include/X.h>
-#include <decw$include/Xproto.h>
-#include <decw$include/Xlib.h>
-#include <decw$include/Xutil.h>
-#else /* VMS */
-#include <X11/X.h>
-#include <X11/Xproto.h>
-#include <X11/Xlib.h>
-#include <X11/Xutil.h>
-#endif /* VMS */
-#include "DPS/XDPSlib.h"
-#include "DPS/XDPS.h"
-#include "dpsprivate.h"
-#include "DPS/dpsconfig.h"
-#include "publictypes.h"
-#include "dpsXpriv.h"
-#include "DPS/dpsXclient.h"
-#include "DPS/dpsexcept.h"
-#include "dpsassert.h"
-
-#ifdef ISC
-#include <sys/bsdtypes.h>
-#endif
-
-#ifdef __QNX__
-#include <sys/select.h>
-#endif
-
-#if defined(hpux) || defined(AIXV3)
-#define SELECT_TYPE int *
-#else
-#define SELECT_TYPE fd_set *
-#endif
-
-typedef struct _RegstDPY
- {
- Display *dpy;
- int firstEvent;
- struct _RegstDPY *next;
- unsigned char ctxtTokenType; /* establish for each context. */
- unsigned char prefTokenType; /* ...of the server. */
- } RegstDPYRec, *PRegstDPY;
-
-
-/* XDPSContextTimedOut is set to true by the BlockForEvent routine
- when expected return values are not received within a certain
- amount of time. In this case, BlockForEvent will return and the
- higher callers may take appropriate action to avoid deadlocks. */
-int XDPSContextTimedOut = false; /* Unimplemented */
-DPSProcs XDPSconvProcs = NIL;
-DPSProcs XDPSrawProcs = NIL;
-
-/* XDPSQuitBlocking is set to false by the BlockForEvent routine and
- becomes true if either a zombie status event or an output event
- is received for the context waiting for return values. */
-int XDPSQuitBlocking = false;
-
-
-static DPSClientPrintProc clientPrintProc = NIL;
-static PRegstDPY firstDPY = NIL;
-/* operands for "setobjectformat" if we must agree with server. */
-static char *format_operands[] = {"1", "2", "3", "4"};
-
-
-
-static PRegstDPY IsRegistered (
- register Display *dpy)
-{
- register PRegstDPY rdpy;
-
- for (rdpy = firstDPY; rdpy != NIL; rdpy = rdpy->next)
- if (rdpy->dpy == dpy)
- return (rdpy);
- return (NIL);
-}
-
-
-void XDPSPrivZapDpy(
- register Display *dpy)
-{
- register PRegstDPY rdpy, prev = NIL;
-
- for (rdpy = firstDPY; rdpy != NIL; prev = rdpy,rdpy = rdpy->next)
- if (rdpy->dpy == dpy)
- {
- if (prev == NIL)
- firstDPY = rdpy->next;
- else
- prev->next = rdpy->next;
- break;
- }
- free(rdpy);
-}
-
-
-/* ARGSUSED */
-static int UsuallyFalse (
- Display *dpy,
- XEvent *event,
- char *arg)
-{
- return((event->type & 0x7F) == X_Error);
-}
-
-void XDPSForceEvents (
- Display *dpy)
-{
- XEvent event;
-
- while (XCheckIfEvent (dpy, &event, UsuallyFalse, (char *) NULL)) {
- int (*proc)(Display *, XErrorEvent *) = XSetErrorHandler(NULL);
- (void) XSetErrorHandler(proc);
- if (proc != 0 && event.type < 256)
- (void)(*proc)(dpy, &event.xerror);
- }
-}
-
-
-static void OutputEventHandler (
- register XDPSLOutputEvent *event)
-{
- PRegstDPY rdpy;
- register DPSContext ctxt;
-
- if ((rdpy = IsRegistered (event->display)) == NIL ||
- rdpy->firstEvent != event->type)
- return;
-
- ctxt = XDPSContextFromXID (event->display, event->cxid);
- if (ctxt != NIL)
- {
- if (ctxt->resultTable != NIL)
- XDPSQuitBlocking = true;
- (*clientPrintProc) (ctxt, event->data, event->length);
- }
-}
-
-
-static int BlockForEvent (
- Display *dpy)
-{
- fd_set readfds;
-
- XDPSQuitBlocking = false;
- /* XDPSQuitBlocking becomes true if a zombie status event or
- any output event is received by the status event handler for
- the currently-awaiting-results context. */
- while (1) {
- FD_SET(ConnectionNumber(dpy), &readfds);
- if (select (ConnectionNumber(dpy)+1, (SELECT_TYPE) &readfds,
- (SELECT_TYPE) NULL, (SELECT_TYPE) NULL,
- (struct timeval *) NULL) < 0) {
- if (errno == EINTR) {
- /* Ignore interrupt signals */
- errno = 0;
- continue;
- }
- return (-1); /* Broken connection (errno == EBADF) */
- } else {
- XDPSForceEvents (dpy);
- if (XDPSQuitBlocking) break;
- XNoOp(dpy);
- /* The noop is necessary to force proper behavior when the
- connection goes away - listen carefully! When the dpy
- connection is closed, the above select returns indicating
- activity on the connection. We call XDPSForceEvents, which
- calls XCheckIfEvent, which ultimately may call XFlush
- (if there are no events queued). The XNoOp call puts
- a message in the outgoing queue, so that XFlush is forced
- to write on the connection. When it tries to write, the
- error condition will be noted and XIOError will be called,
- usually causing the application to terminate. Note that
- the error won't happen until the second time thru this
- loop, but that's ok. */
- }
- }
- return (0);
-}
-
-
-void XDPSSetContextEncoding (
- DPSContext ctxt,
- DPSProgramEncoding progEncoding,
- DPSNameEncoding nameEncoding)
-{
- /* This routine should not be called if ctxt is a text context */
-
- if ((nameEncoding != dps_indexed && nameEncoding != dps_strings) ||
- (progEncoding != dps_ascii && progEncoding != dps_encodedTokens &&
- progEncoding != dps_binObjSeq))
- {
- if (ctxt->errorProc != NIL)
- (*ctxt->errorProc) (ctxt, dps_err_encodingCheck,
- nameEncoding, progEncoding);
- return;
- }
- else if (progEncoding == dps_ascii || progEncoding == dps_encodedTokens ||
- nameEncoding == dps_strings)
- ctxt->procs = XDPSconvProcs;
- else
- ctxt->procs = XDPSrawProcs;
-
- ctxt->nameEncoding = nameEncoding;
- ctxt->programEncoding = progEncoding;
-}
-
-
-/* ARGSUSED */
-void DPSDefaultTextBackstop (ctxt, buf, count)
- DPSContext ctxt;
- char *buf;
- long unsigned int count;
-{
- if (buf == NULL || count == 0)
- {
- (void) fflush(stdout);
- return;
- }
- (void) fwrite (buf, sizeof (char), count, stdout);
- (void) fflush (stdout);
-}
-
-/* ARGSUSED */
-void DPSInitClient(
- DPSTextProc textProc,
- void (*releaseProc) (char *, char *))
-{
- DPSAssert (releaseProc != NIL);
- XDPSSetProcs ();
- DPSSetTextBackstop (DPSDefaultTextBackstop);
- DPSSetErrorBackstop (DPSDefaultErrorProc);
-}
-
-
-DPSNumFormat XDPSNumFormat (
- Display *dpy)
-{
- PRegstDPY rdpy;
-
- if ((rdpy = IsRegistered (dpy)) == NIL)
- return ((DPSNumFormat) -1);
- else
- return ((rdpy->ctxtTokenType < DPS_HI_NATIVE) ? dps_ieee : dps_native);
-}
-
-XDPSPrivContext XDPSCreatePrivContextRec (
- Display *dpy,
- Drawable drawable,
- GC gc,
- int x,
- int y,
- unsigned int eventmask,
- XStandardColormap *grayramp,
- XStandardColormap *ccube,
- int actual,
- int secure)
-{
- int event_base;
- int token_type; /* From server. */
- char *num_format_name; /* From server. */
- PRegstDPY rdpy;
- XDPSPrivContext wh;
-
- if (DPSInitialize() != 0) return(NULL);
- if ((rdpy = IsRegistered (dpy)) == NIL)
- {
- /* DPS extension on this dpy? */
- event_base = XDPSLInit (dpy, &token_type, &num_format_name);
- if (event_base >= 0 &&
- (rdpy = (PRegstDPY) calloc (sizeof (RegstDPYRec), 1)))
- {
- XDPSLSetTextEventHandler (dpy, (XDPSLEventHandler) OutputEventHandler);
- XDPSLSetStatusEventHandler (dpy, (XDPSLEventHandler) XDPSStatusEventHandler);
- XDPSLSetReadyEventHandler (dpy, (XDPSLEventHandler) XDPSReadyEventHandler);
- XDPSLInitDisplayFlags(dpy);
- rdpy->dpy = dpy;
- rdpy->firstEvent = event_base;
- rdpy->next = firstDPY;
-
- rdpy->prefTokenType = (unsigned char) token_type;
-
- if (strcmp (num_format_name, DPS_FORMATNAME) == 0)
- rdpy->ctxtTokenType = DPS_DEF_TOKENTYPE;
- else
- /* Everybody must talk ieee! */
-#if SWAPBITS
- rdpy->ctxtTokenType = DPS_LO_IEEE;
-#else /* SWAPBITS */
- rdpy->ctxtTokenType = DPS_HI_IEEE;
-#endif /* SWAPBITS */
-
- firstDPY = rdpy;
- }
- else
- return (NULL);
- }
-
- if ((wh = (XDPSPrivContext) calloc (sizeof (XDPSPrivContextRec), 1)) != 0)
- {
- wh->dpy = dpy;
- wh->drawable = drawable;
- wh->gc = gc;
- wh->x = x;
- wh->y = y;
- wh->eventmask = eventmask;
- wh->grayramp = grayramp;
- wh->ccube = ccube;
- wh->actual = actual;
- wh->newObjFormat = format_operands[rdpy->ctxtTokenType - DPS_HI_IEEE];
- wh->secure = secure;
- return (wh);
- }
- else
- return (NULL);
-}
-
-
-DPSNumFormat DPSCreatePrivContext (
- XDPSPrivContext wh,
- DPSContext ctxt,
- ContextPSID *cidP,
- SpaceXID *sxidP,
- boolean newSpace,
- DPSClientPrintProc printProc)
-{
- PRegstDPY rdpy;
-
- if (clientPrintProc == NIL)
- clientPrintProc = printProc;
-
- if ((rdpy = IsRegistered (wh->dpy)) == NIL)
- return ((DPSNumFormat) -1);
-
- if (newSpace || sxidP == NIL)
- wh->cxid = XDPSLCreateContextAndSpace (wh->dpy, wh->drawable, wh->gc,
- wh->x, wh->y, wh->eventmask,
- wh->grayramp, wh->ccube,
- wh->actual, cidP, sxidP,
- wh->secure); /* L2-DPS/PROTO 9 */
- else
- wh->cxid = XDPSLCreateContext (wh->dpy, *sxidP, wh->drawable, wh->gc,
- wh->x, wh->y, wh->eventmask,
- wh->grayramp, wh->ccube, wh->actual, cidP,
- wh->secure); /* L2-DPS/PROTO 9 */
- if (wh->cxid == None) return((DPSNumFormat) -1);
- wh->ctxt = ctxt;
- if (wh->newObjFormat != NIL)
- {
- XDPSLGiveInput (wh->dpy, wh->cxid, wh->newObjFormat, 1);
- XDPSLGiveInput (wh->dpy, wh->cxid, " setobjectformat\n", 17);
- }
-
- if (rdpy->ctxtTokenType != DPS_DEF_TOKENTYPE)
- ctxt->procs = XDPSconvProcs;
- return ((rdpy->ctxtTokenType < DPS_HI_NATIVE) ? dps_ieee : dps_native);
-}
-
-
-void DPSIncludePrivContext (
- XDPSPrivContext wh,
- DPSContext ctxt,
- ContextPSID cid,
- SpaceXID sxid,
- DPSClientPrintProc printProc)
-{
- XDPSPrivContext newWh;
- SpaceXID space;
-
- if (clientPrintProc == NIL)
- clientPrintProc = printProc;
-
- newWh = (XDPSPrivContext) calloc (sizeof (XDPSPrivContextRec), 1);
- if (!newWh) DPSOutOfMemory();
- *newWh = *wh;
- if (IsRegistered (wh->dpy) != NIL)
- {
- newWh->cxid = XDPSLCreateContextFromID (wh->dpy, cid, &space);
- DPSAssertWarn (space == sxid, ctxt, "attempting context from context ID from different space");
- newWh->ctxt = ctxt;
- /* Did we have to change object format for parent context? */
- /* Note: the child context must inherit the object format of
- its parent. When this happens in the server there
- will be no need for the following code segment. */
- if (wh->newObjFormat != NIL) /* Yes, do it for the child too. */
- {
- XDPSLGiveInput (wh->dpy, newWh->cxid, wh->newObjFormat, 1);
- XDPSLGiveInput (wh->dpy, newWh->cxid, " setobjectformat\n", 17);
- }
- }
- else
- {
- newWh->cxid = 0; /* Must not refer to a good context. */
- newWh->ctxt = NIL;
- }
-
- (void) DPSSetWh (ctxt, (char *) newWh);
-}
-
-/* ARGSUSED */
-void DPSSendPostScript (
- register XDPSPrivContext wh,
- DPSClientPrintProc printProc,
- ContextPSID cid,
- char *buffer,
- long int count,
- boolean (*returnControl)(void))
-{
- boolean blocking = buffer == NIL;
-
- if (IsRegistered (wh->dpy) == NIL)
- (*printProc) (wh->ctxt, NIL, 0);
- else {
- if (count > 0)
- XDPSLGiveInput (wh->dpy, wh->cxid, buffer, count);
-
- if (blocking) {
- XDPSLFlush (wh->dpy);
- if (BlockForEvent (wh->dpy) < 0 && wh->ctxt->errorProc != NIL) {
- (*(wh->ctxt->errorProc)) (wh->ctxt, dps_err_closedDisplay,
- ConnectionNumber(wh->dpy),
- 0);
- }
- }
- DPSCheckRaiseError(wh->ctxt);
- }
-}
-
-
-/* ARGSUSED */
-void DPSSendInterrupt (
- XDPSPrivContext wh,
- ContextPSID cid,
- DPSClientPrintProc printProc)
-{
- XDPSLNotifyContext (wh->dpy, wh->cxid, PSINTERRUPT);
-}
-
-
-/* ARGSUSED */
-void DPSSendEOF (
- XDPSPrivContext wh,
- ContextPSID cid,
- DPSClientPrintProc printProc)
-{
- XDPSLReset (wh->dpy, wh->cxid);
-}
-
-
-/* ARGSUSED */
-void DPSSendTerminate (
- XDPSPrivContext wh,
- ContextPSID cid,
- DPSClientPrintProc printProc)
-{
- XDPSLNotifyContext (wh->dpy, wh->cxid, PSKILL);
-}
-
-
-void XDPSSendUnfreeze (
- Display *dpy,
- ContextXID cxid)
-{
- XDPSLNotifyContext (dpy, cxid, PSUNFREEZE);
-}
-
-
-/* ARGSUSED */
-void DPSSendDestroySpace(
- XDPSPrivContext wh,
- SpaceXID sxid,
- DPSClientPrintProc printProc)
-{
- XDPSLDestroySpace (wh->dpy, sxid);
-}
-
-
-void DPSOutOfMemory (void)
-{
- DPSFatalProc(NULL, "DPS Client Library Error: Out of memory.\n");
- exit (1);
-}