From d3b04f0209ea826c67a2ee84ced889ee907f49a0 Mon Sep 17 00:00:00 2001
From: jacomi
Date: Wed, 12 Aug 1998 10:23:25 +0000
Subject: version relookee en ivy

---
 src/ivyxtloop.c | 116 ++++++++++++++++++++++++++++++++++++++++++++++++++++++++
 1 file changed, 116 insertions(+)
 create mode 100644 src/ivyxtloop.c

(limited to 'src/ivyxtloop.c')

diff --git a/src/ivyxtloop.c b/src/ivyxtloop.c
new file mode 100644
index 0000000..e2620aa
--- /dev/null
+++ b/src/ivyxtloop.c
@@ -0,0 +1,116 @@
+#ifdef WIN32
+#include <windows.h>
+#endif
+#include <stdlib.h>
+#include <errno.h>
+#include <stdio.h>
+#include <stdarg.h>
+#include <string.h>
+
+#ifdef WIN32
+#else
+#include <unistd.h>
+#include <sys/time.h>
+#include <sys/types.h>
+#include <sys/socket.h>
+#include <netinet/in.h>
+#include <arpa/inet.h>
+#include <netdb.h>
+#include <signal.h>
+#endif
+
+
+#include <X11/Intrinsic.h>
+
+#include "ivychannel.h"
+#include "ivyxtloop.h"
+
+struct _channel {
+	XtInputId id_read;
+	XtInputId id_delete;
+	void *data;
+	ChannelHandleDelete handle_delete;
+	ChannelHandleRead handle_read;
+	};
+
+
+static int channel_initialized = 0;
+
+
+static XtAppContext    app = NULL;
+
+
+void BusXtChannelClose( Channel channel )
+{
+
+	if ( channel->handle_delete )
+		(*channel->handle_delete)( channel->data );
+	XtRemoveInput( channel->id_read );
+	XtRemoveInput( channel->id_delete );
+}
+
+static void BusXtHandleChannelRead( XtPointer closure, int* source, XtInputId* id )
+{
+	Channel channel = (Channel)closure;
+#ifdef DEBUG
+	printf("Handle Channel read %d\n",*source );
+#endif
+	(*channel->handle_read)(channel,*source,channel->data);
+}
+static void BusXtHandleChannelDelete( XtPointer closure, int* source, XtInputId* id )
+{
+	Channel channel = (Channel)closure;
+#ifdef DEBUG
+	printf("Handle Channel delete %d\n",*source );
+#endif
+	(*channel->handle_delete)(channel->data);
+}
+Channel BusXtChannelSetUp(HANDLE fd, void *data,
+				ChannelHandleDelete handle_delete,
+				ChannelHandleRead handle_read
+				)						
+{
+	Channel channel;
+
+	channel = XtNew( struct _channel );
+	if ( !channel )
+		{
+		fprintf(stderr,"NOK Memory Alloc Error\n");
+		exit(0);
+		}
+
+	channel->handle_delete = handle_delete;
+	channel->handle_read = handle_read;
+	channel->data = data;
+
+	channel->id_read = XtAppAddInput( app, fd, (XtPointer)XtInputReadMask, BusXtHandleChannelRead, channel);
+	channel->id_delete = XtAppAddInput( app, fd, (XtPointer)XtInputExceptMask, BusXtHandleChannelDelete, channel);
+
+	return channel;
+}
+
+
+void BusXtChannelAppContext( XtAppContext cntx )
+{
+	app = cntx;
+}
+
+void BusXtChannelInit(void)
+{
+
+	if ( channel_initialized ) return;
+
+	/* pour eviter les plantages quand les autres applis font core-dump */
+#ifndef WIN32
+	signal( SIGPIPE, SIG_IGN);
+#endif
+	/* verifie si init correct */
+	if ( !app )
+	{
+		fprintf( stderr, "You Must call BusXtChannelAppContext to Use XtMainLoop !!!\n");
+		exit(-1);
+	}
+	channel_initialized = 1;
+}
+
+
-- 
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