init gnumach copy

1 files changed, 80 insertions, 0 deletions

diff --git a/ddb/db_command.h b/ddb/db_command.h
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+++ b/ddb/db_command.h
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+/*
+ * 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
+ */
+
+#ifndef _DDB_DB_COMMAND_H_
+#define _DDB_DB_COMMAND_H_
+
+#if MACH_KDB
+
+/*
+ * Command loop declarations.
+ */
+
+#include <machine/db_machdep.h>
+#include <machine/setjmp.h>
+
+extern void		db_command_loop(void);
+extern boolean_t	db_option(const char *, int) __attribute__ ((pure));
+
+extern void		db_error(const char *) __attribute__ ((noreturn));	/* 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 */
+
+typedef void (*db_command_fun_t)(db_expr_t, boolean_t, db_expr_t, const char *);
+
+/*
+ * Command table
+ */
+struct db_command {
+	char *	name;		/* command name */
+	db_command_fun_t 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 */
+};
+
+extern boolean_t db_exec_cmd_nest(char *cmd, int size);
+
+void db_fncall(void);
+
+void db_help_cmd(void);
+
+#endif /* MACH_KDB */
+
+#endif /* _DDB_DB_COMMAND_H_ */