code: drawterm

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aan: implement client timeout

--- a/aan.c

+++ b/aan.c

@@ -30,6 +30,7 @@

 	char	*addr;

 	int	netfd;

 	int	pipefd;

+	int	timeout;

 	int	reader;

 	int	writer;

@@ -47,8 +48,10 @@

 {

 	Buf *b;

 	int n;

+	ulong to;

 	qlock(&c->lk);

+	to = (ulong)time(0) + c->timeout;

 Again:

 	for(;;){

 		if(c->netfd >= 0){

@@ -56,7 +59,9 @@

 			c->netfd = -1;

 		}

 		if((c->netfd = dial(c->addr,nil,nil,nil)) >= 0)

-			break;

+			break;		

+		if((ulong)time(0) >= to)

+			sysfatal("dial timed out: %r");

 		sleep(1000);

 	}

 	for(b = c->unackedhead; b != nil; b = b->next){

@@ -189,7 +194,7 @@

 }

 int

-aanclient(char *addr)

+aanclient(char *addr, int timeout)

 {

 	Client *c;

 	int pfd[2];

@@ -203,7 +208,9 @@

 	c->pipefd = pfd[1];

 	c->inmsg = 0;

 	c->outmsg = 0;

+	c->timeout = 60;

 	reconnect(c);

+	c->timeout = timeout;

 	c->writer = kproc("aanwriter", aanwriter, c);

 	c->reader = kproc("aanreader", aanreader, c);

 	c->syncer = kproc("aansyncer", aansyncer, c);

--- a/cpu.c

+++ b/cpu.c

@@ -115,7 +115,7 @@

 	else

 		na = strdup(buf);

-	return aanclient(na);

+	return aanclient(na, aanto);

 }

 void

--- a/drawterm.h

+++ b/drawterm.h

@@ -7,5 +7,5 @@

 extern char *getuser(void);

 extern void cpumain(int, char**);

 extern char *estrdup(char*);

-extern int aanclient(char*);

+extern int aanclient(char*, int);