Re: [rtl] Problem loading modules

[Paul Koning <pkoning@xedia.com>]

>>>>> "Kulwinder" == Kulwinder Atwal <kalatwal@home.com> writes:

 Kulwinder> Paul Koning wrote:
 >>  >>>>> "Dresner," == Dresner, Norman A
 >> <norman_a_dresner@md.northgrum.com> writes:
 >> 
 >> Dresner,> It has to be possible to "re-create" functions like
 >> strcat Dresner,> et al that are usable in the kernel, and I have
 >> difficulty Dresner,> believing that someone hasn't already done
 >> just that.
 >> 
 >> You don't need to re-create anything.  All you need is to link the
 >> relevant object library with your module.
 >> 
 >> That assumes, of course, that the library doesn't need to do
 >> system calls (like malloc).  For example, the strings stuff should
 >> be fine except for "strstr".  Math should be fine unless there's
 >> some exception related stuff in it.

 Kulwinder> Use the functions in include/asm-i386/string-486.h
 Kulwinder> Although the call 'strstr' does not appear in string.h it
 Kulwinder> is in this file.

Oops, I meant "strdup" as one likely to cause trouble.  There's
nothing about "strstr" that suggests you can't use it in an RTL.

I don't know why (other than performance) it's important to use asm
versions... the C versions should be pure functions just as much as
the asm versions.

	paul