1 files changed, 45 insertions, 0 deletions
diff --git a/console-tools/openvt.c b/console-tools/openvt.c
new file mode 100644
index 000000000..f1cf5645b
--- /dev/null
+++ b/console-tools/openvt.c
@@ -0,0 +1,45 @@
+/* vi: set sw=4 ts=4: */
+/*
+ *  openvt.c - open a vt to run a command.
+ *
+ *  busyboxed by Quy Tonthat <quy@signal3.com>
+ *  hacked by Tito <farmatito@tiscali.it>
+ *
+ * Licensed under GPLv2 or later, see file LICENSE in this tarball for details.
+ */
+
+/* getopt not needed */
+
+#include "busybox.h"
+
+int openvt_main(int argc, char **argv)
+{
+	int fd;
+	char vtname[sizeof(VC_FORMAT) + 2];
+
+
+	if (argc < 3) {
+		bb_show_usage();
+	}
+	/* check for illegal vt number: < 1 or > 63 */
+	sprintf(vtname, VC_FORMAT, (int)xatoul_range(argv[1], 1, 63));
+
+	if (fork() == 0) {
+		/* leave current vt */
+		if (setsid() < 0) {
+			bb_perror_msg_and_die("setsid");
+		}
+		close(0);			/* so that new vt becomes stdin */
+
+		/* and grab new one */
+		fd = xopen(vtname, O_RDWR);
+
+		/* Reassign stdout and sterr */
+		dup2(fd, STDOUT_FILENO);
+		dup2(fd, STDERR_FILENO);
+
+		execvp(argv[2], &argv[2]);
+		_exit(1);
+	}
+	return EXIT_SUCCESS;
+}