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authorGravatar Glenn L McGrath <bug1@ihug.co.nz>2002-09-16 03:16:06 +0000
committerGravatar Glenn L McGrath <bug1@ihug.co.nz>2002-09-16 03:16:06 +0000
commitec0c48cb296185c5af585c9f9a7213cd4177dbb5 (patch)
tree49aee82f58bf99c33065595d20efc1ed08a03e3c /console-tools
parent6714862bdd2ee83d0e0f42cdbf4752629376b81e (diff)
downloadbusybox-ec0c48cb296185c5af585c9f9a7213cd4177dbb5.tar.gz
busybox-ec0c48cb296185c5af585c9f9a7213cd4177dbb5.tar.bz2
openvt applet by Quy Tonthat
Diffstat (limited to 'console-tools')
-rw-r--r--console-tools/Makefile.in1
-rw-r--r--console-tools/config.in1
-rw-r--r--console-tools/openvt.c84
3 files changed, 86 insertions, 0 deletions
diff --git a/console-tools/Makefile.in b/console-tools/Makefile.in
index bc0335643..c2c1bad6a 100644
--- a/console-tools/Makefile.in
+++ b/console-tools/Makefile.in
@@ -30,6 +30,7 @@ CONSOLETOOLS_DIR-$(CONFIG_DUMPKMAP) += dumpkmap.o
CONSOLETOOLS_DIR-$(CONFIG_LOADACM) += loadacm.o
CONSOLETOOLS_DIR-$(CONFIG_LOADFONT) += loadfont.o
CONSOLETOOLS_DIR-$(CONFIG_LOADKMAP) += loadkmap.o
+CONSOLETOOLS_DIR-$(CONFIG_OPENVT) += openvt.o
CONSOLETOOLS_DIR-$(CONFIG_RESET) += reset.o
CONSOLETOOLS_DIR-$(CONFIG_SETKEYCODES) += setkeycodes.o
diff --git a/console-tools/config.in b/console-tools/config.in
index 53d5ac6b4..2ea96aec4 100644
--- a/console-tools/config.in
+++ b/console-tools/config.in
@@ -12,6 +12,7 @@ bool 'dumpkmap' CONFIG_DUMPKMAP
bool 'loadacm' CONFIG_LOADACM
bool 'loadfont' CONFIG_LOADFONT
bool 'loadkmap' CONFIG_LOADKMAP
+bool 'openvt' CONFIG_OPENVT
bool 'reset' CONFIG_RESET
bool 'setkeycodes' CONFIG_SETKEYCODES
diff --git a/console-tools/openvt.c b/console-tools/openvt.c
new file mode 100644
index 000000000..3373edd29
--- /dev/null
+++ b/console-tools/openvt.c
@@ -0,0 +1,84 @@
+/* vi: set sw=4 ts=4: */
+
+/*
+ * openvt.c - open a vt to run a command.
+ *
+ * busyboxed by Quy Tonthat <quy@signal3.com>
+ */
+
+/* getopt not needed */
+
+#include <stdio.h>
+#include <stdlib.h>
+#include <unistd.h>
+#include <fcntl.h>
+#include <string.h>
+#include <sys/types.h>
+#include "busybox.h"
+
+#define VTNAME "/dev/tty%d"
+
+int openvt_main(int argc, char **argv)
+{
+ int pid;
+ int fd;
+ int vtno;
+ char vtname[sizeof VTNAME + 2];
+ char * cmd = NULL;
+ char * cmd_args = NULL;
+
+ if (argc < 3)
+ show_usage();
+
+ if (!isdigit(argv[1][0]))
+ show_usage();
+
+ vtno = (int) atol(argv[1]);
+
+ /* if (vtno <= 0 || vtno > 63) */
+ if (vtno <= 0 || vtno > 12)
+ error_msg_and_die("Illegal vt number (%d)", vtno);
+
+ sprintf(vtname, VTNAME, vtno);
+
+ cmd = argv[2];
+ cmd_args = xmalloc(80);
+ cmd_args[0] = '\0';
+
+ if((pid = fork()) == 0) {
+ /* leave current vt */
+
+#ifdef ESIX_5_3_2_D
+ if (setpgrp() < 0) {
+#else
+ if (setsid() < 0) {
+#endif
+
+ perror_msg_and_die("Unable to set new session");
+ }
+ close(0); /* so that new vt becomes stdin */
+
+ /* and grab new one */
+ if ((fd = open(vtname, O_RDWR)) == -1)
+ perror_msg_and_die("could not open %s", vtname);
+
+ /* Reassign stdout and sterr */
+ close(1);
+ close(2);
+ dup(fd);
+ dup(fd);
+
+ execvp(cmd, &argv[2]);
+ /*execlp(cmd, cmd_args);*/
+ _exit(1);
+ }
+ return EXIT_SUCCESS;
+}
+
+/*
+Local Variables:
+c-file-style: "linux"
+c-basic-offset: 4
+tab-width: 4
+End:
+*/