4.3BSD - /usr/src/ucb/dbx/cerror.s

   1: #!/bin/csh -f
   2: #
   3: # Copyright (c) 1983 Regents of the University of California.
   4: # All rights reserved.  The Berkeley software License Agreement
   5: # specifies the terms and conditions for redistribution.
   6: #
   7: #	@(#)cerror.s	5.1 (Berkeley) 5/31/85
   8: #
   9: # static char rcsid[] = "$Header: cerror.s,v 1.5 84/12/26 10:38:33 linton Exp $";
  10: #
  11: # modified version of cerror
  12: #
  13: # The idea is that every time an error occurs in a system call
  14: # I want a special function "syserr" called.  This function will
  15: # either print a message and exit or do nothing depending on
  16: # defaults and use of "onsyserr".
  17: #
  18: 
  19: .globl  cerror
  20: .comm   _errno,4
  21: 
  22: cerror:
  23:         movl    r0,_errno
  24:         calls   $0,_syserr      # new code
  25:         mnegl   $1,r0
  26:         ret
  27: 
  28: .globl  __mycerror              # clumsy way to get this loaded
  29: 
  30: __mycerror:
  31:         .word   0
  32:         ret

Defined functions

Defined variables