1 files changed, 107 insertions, 0 deletions
diff --git a/usr.sbin/sysinstall/system.c b/usr.sbin/sysinstall/system.c
new file mode 100644
index 0000000..a48c9df
--- /dev/null
+++ b/usr.sbin/sysinstall/system.c
@@ -0,0 +1,107 @@
+/*
+ * The new sysinstall program.
+ *
+ * This is probably the last program in the `sysinstall' line - the next
+ * generation being essentially a complete rewrite.
+ *
+ * $Id$
+ *
+ * Jordan Hubbard
+ *
+ * My contributions are in the public domain.
+ *
+ * Parts of this file are also blatently stolen from Poul-Henning Kamp's
+ * previous version of sysinstall, and as such fall under his "BEERWARE"
+ * license, so buy him a beer if you like it!  Buy him a beer for me, too!
+ */
+
+#include "sysinstall.h"
+#include <signal.h>
+#include <sys/reboot.h>
+#include <sys/fcntl.h>
+#include <sys/ioctl.h>
+
+/* Handle interrupt signals (duh!) */
+static void
+handle_intr(int sig)
+{
+}
+
+/* Welcome the user to the system */
+void
+systemWelcome(void)
+{
+}
+
+/* Initialize system defaults */
+void
+systemInitialize(int argc, char **argv)
+{
+    signal(SIGINT, SIG_IGN);
+    globalsInit();
+
+    /* Are we running as init? */
+    if (getpid() == 1) {
+	setsid();
+	if (argc > 1 && strchr(argv[1],'C')) {
+	    /* Kernel told us that we are on a CDROM root */
+	    close(0); open("/bootcd/dev/console", O_RDWR);
+	    close(1); dup(0);
+	    close(2); dup(0);
+	    CpioFD = open("/floppies/cpio.flp", O_RDONLY);
+	    OnCDROM = TRUE;
+	    chroot("/bootcd");
+	} else {
+	    close(0); open("/dev/console", O_RDWR);
+	    close(1); dup(0);
+	    close(2); dup(0);
+	}
+	msgInfo("%s running as init", argv[0]);
+
+	ioctl(0, TIOCSCTTY, (char *)NULL);
+	setlogin("root");
+	setbuf(stdin, 0);
+	setbuf(stdout, 0);
+	setbuf(stderr, 0);
+    }
+
+    if (set_termcap() == -1)
+	msgFatal("Can't find terminal entry");
+
+    /* XXX - libdialog has particularly bad return value checking */
+    init_dialog();
+    /* If we haven't crashed I guess dialog is running ! */
+    DialogActive = TRUE;
+
+    signal(SIGINT, handle_intr);
+}
+
+/* Close down and prepare to exit */
+void
+systemShutdown(void)
+{
+    if (DialogActive) {
+	end_dialog();
+	DialogActive = FALSE;
+    }
+    /* REALLY exit! */
+    if (getpid() == 1)
+	reboot(RB_HALT);
+}
+
+int
+systemExecute(char *command)
+{
+    int status;
+
+    dialog_clear();
+    dialog_update();
+    end_dialog();
+    DialogActive = FALSE;
+    status = system(command);
+    DialogActive = TRUE;
+    dialog_clear();
+    dialog_update();
+    return status;
+}
+