Initial source

1 files changed, 70 insertions, 0 deletions

diff --git a/ddb/db_command.h b/ddb/db_command.h
new file mode 100644
index 0000000..60762b2
--- /dev/null
+++ b/ddb/db_command.h
@@ -0,0 +1,70 @@
+/* 
+ * Mach Operating System
+ * Copyright (c) 1992,1991,1990 Carnegie Mellon University
+ * All Rights Reserved.
+ * 
+ * Permission to use, copy, modify and distribute this software and its
+ * documentation is hereby granted, provided that both the copyright
+ * notice and this permission notice appear in all copies of the
+ * software, derivative works or modified versions, and any portions
+ * thereof, and that both notices appear in supporting documentation.
+ * 
+ * CARNEGIE MELLON ALLOWS FREE USE OF THIS SOFTWARE IN ITS "AS IS"
+ * CONDITION.  CARNEGIE MELLON DISCLAIMS ANY LIABILITY OF ANY KIND FOR
+ * ANY DAMAGES WHATSOEVER RESULTING FROM THE USE OF THIS SOFTWARE.
+ * 
+ * Carnegie Mellon requests users of this software to return to
+ * 
+ *  Software Distribution Coordinator  or  Software.Distribution@CS.CMU.EDU
+ *  School of Computer Science
+ *  Carnegie Mellon University
+ *  Pittsburgh PA 15213-3890
+ * 
+ * any improvements or extensions that they make and grant Carnegie Mellon
+ * the rights to redistribute these changes.
+ */
+/*
+ *	Author: David B. Golub, Carnegie Mellon University
+ *	Date:	7/90
+ */
+#include "mach_kdb.h"
+#if MACH_KDB
+
+/*
+ * Command loop declarations.
+ */
+
+#include <machine/db_machdep.h>
+#include <machine/setjmp.h>
+
+extern void		db_command_loop();
+extern boolean_t	db_exec_conditional_cmd();
+extern boolean_t	db_option(/* char *, int */);
+
+extern void		db_error(/* char * */);	/* report error */
+
+extern db_addr_t	db_dot;		/* current location */
+extern db_addr_t	db_last_addr;	/* last explicit address typed */
+extern db_addr_t	db_prev;	/* last address examined
+					   or written */
+extern db_addr_t	db_next;	/* next address to be examined
+					   or written */
+extern jmp_buf_t *	db_recover;	/* error recovery */
+
+extern jmp_buf_t *	db_recover;	/* error recovery */
+
+/*
+ * Command table
+ */
+struct db_command {
+	char *	name;		/* command name */
+	void	(*fcn)();	/* function to call */
+	int	flag;		/* extra info: */
+#define	CS_OWN		0x1	    /* non-standard syntax */
+#define	CS_MORE		0x2	    /* standard syntax, but may have other
+				       words at end */
+#define	CS_SET_DOT	0x100	    /* set dot after command */
+	struct db_command *more;   /* another level of command */
+};
+
+#endif MACH_KDB