From 28f540f45bbacd939bfd07f213bcad2bf730b1bf Mon Sep 17 00:00:00 2001 From: Roland McGrath Date: Sat, 18 Feb 1995 01:27:10 +0000 Subject: initial import --- mach/errstring.c | 100 +++++++++++++++++++++++++++++++++++++++++++++++++++++++ 1 file changed, 100 insertions(+) create mode 100644 mach/errstring.c (limited to 'mach/errstring.c') diff --git a/mach/errstring.c b/mach/errstring.c new file mode 100644 index 0000000000..761a615e29 --- /dev/null +++ b/mach/errstring.c @@ -0,0 +1,100 @@ +/* + * 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 +#include +#include +#include + +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 ); + +} -- cgit 1.4.1