commit - 0cc1faf015a253ef64b97a8453b6fc959c0ee512
commit + c3ae85a004c8714fc653629a983327d9a15b36da
blob - c2e9d7b4698e08665a504ed1721f48523e93f8b2
blob + 907ba86fbf6b39a9b095a54d475fafc0a965b6aa
--- src/cmd/rc/io.c
+++ src/cmd/rc/io.c
#include <limits.h>
+#include <errno.h>
#include "rc.h"
#include "exec.h"
#include "io.h"
emptybuf(io *f)
{
int n;
- if(f->fd==-1 || (n = Read(f->fd, f->buf, NBUF))<=0) return EOF;
+ if(f->fd==-1)
+ return EOF;
+Loop:
+ errno = 0;
+ n = Read(f->fd, f->buf, NBUF);
+ if(n < 0 && errno == EINTR)
+ goto Loop;
+ if(n <= 0)
+ return EOF;
f->bufp = f->buf;
f->ebuf = f->buf+n;
return *f->bufp++&0xff;