From: minima <minima>
Date: Sun, 27 Jan 2002 15:35:33 +0000 (+0000)
Subject: try to fix EOF on standard input problems
X-Git-Tag: R_1_50~76
X-Git-Url: http://www.dxcluster.org/gitweb/gitweb.cgi?p=spider.git;a=commitdiff_plain;h=8e6d10121beaa001ea97b8c0225a938d6b189965

try to fix EOF on standard input problems
---

diff --git a/Changes b/Changes
index 5c25b363..e96fda53 100644
--- a/Changes
+++ b/Changes
@@ -1,5 +1,7 @@
 27Jan02=======================================================================
 1. make save work in cron context
+2. try to get the C client to handle closes on its standard input better
+handled.
 22Jan02=======================================================================
 1. limit spot dupe checking to first 12 characters
 13Jan02=======================================================================
diff --git a/cmd/bye.pl b/cmd/bye.pl
index f38f93f8..653e9394 100644
--- a/cmd/bye.pl
+++ b/cmd/bye.pl
@@ -15,7 +15,7 @@ if ($self->is_user && -e "$main::data/logout") {
 	sleep(1);
 }
 
-$self->send_now('Z', "");
+#$self->send_now('Z', "");
 
 $self->disconnect;
 
diff --git a/src/client.c b/src/client.c
index 7b98f661..124ac56b 100644
--- a/src/client.c
+++ b/src/client.c
@@ -375,12 +375,12 @@ int fcb_handler(sel_t *sp, int in, int out, int err)
 			default:
 				dbg(DBUF,"got errno %d in input", errno);
 				ending++;
-				return 0;
+				return 1;
 			}
 		} else if (r == 0) {
 			dbg(DBUF, "ending normally");
 			ending++;
-			return 0;
+			return 1;
 		}
 
 		dbgdump(DBUF, "in ->", buf, r);
@@ -723,7 +723,8 @@ void process_node()
 void term_timeout(int i)
 {
 	/* none of this is going to be reused so don't bother cleaning up properly */
-	tcflush(0, TCIOFLUSH);
+	if (isatty(0))
+		tcflush(0, TCIOFLUSH);
 	kill(getpid(), 9);			/* commit suicide */
 }
 
@@ -732,16 +733,23 @@ void terminate(int i)
 	signal(SIGALRM, term_timeout);
 	alarm(10);
 	
-	while ((in && !is_chain_empty(in->outq)) ||
-		   (node && !is_chain_empty(node->outq))) {
+	if (node && node->sp->sort) {
+		sel_close(node->sp);
+		close(node->cnum);
+	}
+	while (in && in->sp->sort && !is_chain_empty(in->outq)) {
 		sel_run();
 	}
+	sel_run();
+	sel_run();
+	sel_run();
+	sel_run();
+	sel_run();
+	sel_run();
+	sel_run();
+	sel_run();
 	if (in && in->t_set)
 		tcsetattr(0, TCSADRAIN, &in->t);
-	if (node) {
-		shutdown(node->cnum, 3);
-		close(node->cnum);
-	}
 	exit(i);
 }
 
@@ -749,10 +757,7 @@ void login_timeout(int i)
 {
 	write(0, "Timed Out", 10);
 	write(0, &nl, 1);
-	sel_run();					/* force a coordination */
-	if (in && in->t_set)
-		tcsetattr(0, TCSANOW, &in->t);
-	exit(i);
+	terminate(0);
 }
 
 /*
diff --git a/src/sel.c b/src/sel.c
index 4856dda3..f476ed74 100755
--- a/src/sel.c
+++ b/src/sel.c
@@ -81,6 +81,16 @@ sel_t *sel_open(int cnum, void *fcb, char *name, int (*handler)(), int sort, int
 	return sp;
 }
 
+/* 
+ * post a close handler for this connection, to do special things
+ * in the event of this cnum closing, the default is just to close
+ */
+
+void sel_closehandler(sel_t *sp, void (*handler)())
+{
+	sp->closehandler = handler;
+}
+
 /*
  * close (and thus clear down) a slot, it is assumed that you have done whatever
  * you need to do to close the actual device already
@@ -89,6 +99,11 @@ sel_t *sel_open(int cnum, void *fcb, char *name, int (*handler)(), int sort, int
 void sel_close(sel_t *sp)
 {
 	if (sp->sort) {
+		if (sp->closehandler) {
+			(sp->closehandler)(sp);
+		} else {
+			close(sp->cnum);
+		}
 		chain_flush(sp->msgbase);
 		free(sp->msgbase);
 		free(sp->name);
@@ -188,7 +203,10 @@ int sel_error(sel_t *sp, int err)
 
 /*
  * $Log$
- * Revision 1.4  2000-07-20 14:16:00  minima
+ * Revision 1.5  2002-01-27 15:35:33  minima
+ * try to fix EOF on standard input problems
+ *
+ * Revision 1.4  2000/07/20 14:16:00  minima
  * can use Sourceforge now!
  * added user->qra cleaning
  * added 4 digit qra to user broadcast dxspots if available
diff --git a/src/sel.h b/src/sel.h
index dde95a42..4dad4168 100755
--- a/src/sel.h
+++ b/src/sel.h
@@ -8,7 +8,10 @@
  * $Header$
  * 
  * $Log$
- * Revision 1.3  2000-07-20 14:16:00  minima
+ * Revision 1.4  2002-01-27 15:35:33  minima
+ * try to fix EOF on standard input problems
+ *
+ * Revision 1.3  2000/07/20 14:16:00  minima
  * can use Sourceforge now!
  * added user->qra cleaning
  * added 4 digit qra to user broadcast dxspots if available
@@ -41,6 +44,7 @@ typedef struct {
 	void *fcb;						   /* any fcb associated with this thing */
 	reft *msgbase;					   /* any messages for this port */
 	int (*handler)();				   /* the handler for this thingy */
+	int (*closehandler)();		/* special close handler */
 } sel_t;
 
 extern sel_t *sel;
@@ -58,6 +62,8 @@ extern struct timeval sel_tv;
 void sel_init(int, long, long);					   /* initialise the select thing */
 void sel_run();						   /* run the select multiplexor */
 sel_t *sel_open(int, void *, char *, int (*)(), int, int);/*  initialise a slot */
+void sel_closehandler(sel_t *, void (*)());	/* post a closehandler for this cnum */
+
 void sel_close(sel_t *);
 int sel_error(sel_t *, int);		   /* set/clear error flag */