Initial import.

src/libdraw/newwindow.c

@@ -0,0 +1,27 @@
+#include <u.h>
+#include <libc.h>
+#include <draw.h>
+
+/* Connect us to new window, if possible */
+int
+newwindow(char *str)
+{
+	int fd;
+	char *wsys;
+	char buf[256];
+
+	wsys = getenv("wsys");
+	if(wsys == nil)
+		return -1;
+	fd = open(wsys, ORDWR);
+	free(wsys);
+	if(fd < 0)
+		return -1;
+	rfork(RFNAMEG);
+	if(str)
+		snprint(buf, sizeof buf, "new %s", str);
+	else
+		strcpy(buf, "new");
+	return mount(fd, -1, "/dev", MBEFORE, buf);
+}
+