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authorRoland McGrath <roland@gnu.org>1995-02-18 01:27:10 +0000
committerRoland McGrath <roland@gnu.org>1995-02-18 01:27:10 +0000
commit28f540f45bbacd939bfd07f213bcad2bf730b1bf (patch)
tree15f07c4c43d635959c6afee96bde71fb1b3614ee /mach/errstring.c
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initial import
Diffstat (limited to 'mach/errstring.c')
-rw-r--r--mach/errstring.c100
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diff --git a/mach/errstring.c b/mach/errstring.c
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+++ b/mach/errstring.c
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+/*
+ * Mach Operating System
+ * Copyright (c) 1991,1990,1989 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.
+ */
+/*
+ * HISTORY
+ * $Log$
+ * Revision 1.1 1993/11/30 17:35:58 roland
+ * entered into RCS
+ *
+ * Revision 2.3 92/04/01 19:38:18 rpd
+ * Updated do_compat for kernel device errors,
+ * bootstrap file-system errors.
+ * [92/03/09 rpd]
+ *
+ * Revision 2.2 92/02/20 15:58:08 elf
+ * Created from mach_error.c.
+ * [92/02/11 rpd]
+ *
+ */
+
+#define EXPORT_BOOLEAN
+#include <mach/boolean.h>
+#include <mach/error.h>
+#include <mach_error.h>
+#include <errorlib.h>
+
+extern void __mach_error_map_compat (mach_error_t *);
+
+const char *
+mach_error_type( err )
+ mach_error_t err;
+{
+ int sub, system;
+
+ __mach_error_map_compat( &err );
+
+ sub = err_get_sub(err);
+ system = err_get_system(err);
+
+ if (system > err_max_system
+ || sub >= errors[system].max_sub ) return( "(?/?)" );
+ return( errors[system].subsystem[sub].subsys_name );
+}
+
+boolean_t mach_error_full_diag = FALSE;
+
+const char *
+mach_error_string_int( err, diag )
+ mach_error_t err;
+ boolean_t * diag;
+{
+ int sub, system, code;
+
+ __mach_error_map_compat( &err );
+
+ sub = err_get_sub(err);
+ system = err_get_system(err);
+ code = err_get_code(err);
+
+ *diag = TRUE;
+
+ if (system > err_max_system) return( "(?/?) unknown error system" );
+ if (sub >= errors[system].max_sub) return( errors[system].bad_sub );
+ if (code >= errors[system].subsystem[sub].max_code) return ( NO_SUCH_ERROR );
+
+ *diag = mach_error_full_diag;
+ return( errors[system].subsystem[sub].codes[code] );
+}
+
+const char *
+mach_error_string( err )
+ mach_error_t err;
+{
+ boolean_t diag;
+
+ return mach_error_string_int( err, &diag );
+
+}