Import sources from 2011-03-30 iso image

1 files changed, 29 insertions, 0 deletions

diff --git a/sys/src/ape/lib/ap/plan9/isatty.c b/sys/src/ape/lib/ap/plan9/isatty.c
new file mode 100755
index 000000000..e04cd891d
--- /dev/null
+++ b/sys/src/ape/lib/ap/plan9/isatty.c
@@ -0,0 +1,29 @@
+#include "lib.h"
+#include <string.h>
+#include <sys/types.h>
+#include <sys/stat.h>
+#include "sys9.h"
+#include "dir.h"
+
+int
+_isatty(int fd)
+{
+	int t;
+	char buf[64];
+
+	if(_FD2PATH(fd, buf, sizeof buf) < 0)
+		return 0;
+
+	/* might be /mnt/term/dev/cons */
+	return strlen(buf) >= 9 && strcmp(buf+strlen(buf)-9, "/dev/cons") == 0;
+}
+
+/* The FD_ISTTY flag is set via _isatty in _fdsetup or open */
+int
+isatty(fd)
+{
+	if(_fdinfo[fd].flags&FD_ISTTY)
+		return 1;
+	else
+		return 0;
+}