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Annotation of 43BSD/ucb/dbx/cerror.s, revision 1.1.1.1

1.1       root        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

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