X-Git-Url: https://git.ucc.asn.au/?a=blobdiff_plain;f=Usermode%2FLibraries%2Flibposix.so_src%2Funistd.c;h=dca29630e7e2f5b5e7a60175e681cd77df76e6df;hb=23511012ba2a6063770da17c6564839860b9ed64;hp=0f5bb38a3038ac158fa12c93e4f7ac82f176f23b;hpb=5f750c175569e11a01902f5ea443fe5e9b7918e4;p=tpg%2Facess2.git

diff --git a/Usermode/Libraries/libposix.so_src/unistd.c b/Usermode/Libraries/libposix.so_src/unistd.c
index 0f5bb38a..dca29630 100644
--- a/Usermode/Libraries/libposix.so_src/unistd.c
+++ b/Usermode/Libraries/libposix.so_src/unistd.c
@@ -208,7 +208,7 @@ int kill(pid_t pid, int signal)
 
 int select(int nfd, fd_set *rfd, fd_set *wfd, fd_set *efd, struct timeval *timeout)
 {
-	long long int	ltimeout = 0, *ltimeoutp = NULL;
+	int64_t	ltimeout = 0, *ltimeoutp = NULL;
 	if( timeout )
 	{
 		ltimeout = timeout->tv_sec*1000 + timeout->tv_usec / 1000;
@@ -292,3 +292,21 @@ int ttyname_r(int fd, char *buf, size_t buflen)
 
 	return ENOTIMPL;
 }
+
+int isatty(int fd)
+{
+	if( fd < 0 ) {
+		errno = EBADF;
+		return 0;
+	}
+	
+	 int	type = _SysIOCtl(fd, DRV_IOCTL_TYPE, NULL);
+	if( type == -1 )
+		return 0;
+	if( type != DRV_TYPE_TERMINAL ) {
+		errno = ENOTTY;
+		// NOTE: Pre POSIX 2001, EINVAL was returned
+		return 0;
+	}
+	return 1;
+}