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authorEric Andersen1999-10-25 23:32:44 +0000
committerEric Andersen1999-10-25 23:32:44 +0000
commit0460ff2e5d443b485c2f6447c8c2ece1b3bec9c3 (patch)
treed761a790ee864a0a566d29c9d56173763fa04888 /chvt.c
parentd143e8f2bd03470e891a5e3ccca5734edd917e73 (diff)
downloadbusybox-0460ff2e5d443b485c2f6447c8c2ece1b3bec9c3.zip
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Diffstat (limited to 'chvt.c')
-rw-r--r--chvt.c36
1 files changed, 36 insertions, 0 deletions
diff --git a/chvt.c b/chvt.c
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index 0000000..81d1995
--- /dev/null
+++ b/chvt.c
@@ -0,0 +1,36 @@
+/*
+ * chvt.c - aeb - 940227 - Change virtual terminal
+ *
+ * busyboxed by Erik Andersen
+ */
+#include "internal.h"
+#include <sys/types.h>
+#include <sys/ioctl.h>
+#include <linux/vt.h>
+#include <stdio.h>
+#include <stdlib.h>
+#include <fcntl.h>
+
+extern int getfd(void);
+
+int
+chvt_main(int argc, char** argv)
+{
+ int fd, num;
+
+ if ( ( argc != 2) || (**(argv+1) == '-' ) ) {
+ usage ("chvt </dev/ttyN>\n");
+ }
+ fd = get_console_fd("/dev/console");
+ num = atoi(argv[1]);
+ if (ioctl(fd,VT_ACTIVATE,num)) {
+ perror("VT_ACTIVATE");
+ exit(FALSE);
+ }
+ if (ioctl(fd,VT_WAITACTIVE,num)) {
+ perror("VT_WAITACTIVE");
+ exit(FALSE);
+ }
+ exit( TRUE);
+}
+