Path: utzoo!utgpu!jarvis.csri.toronto.edu!mailrus!ames!purdue!decwrl!decvax!ima!haddock!karl
From: karl@haddock.ima.isc.com (Karl Heuer)
Newsgroups: comp.lang.c
Subject: Re: Calling FORTRAN from C (Was: Need matrix inversion C routine).
Message-ID: <12971@haddock.ima.isc.com>
Date: 5 May 89 00:30:58 GMT
References: <2846@tank.uchicago.edu> <5785@cbnews.ATT.COM> <10087@smoke.BRL.MIL> <1544@auspex.auspex.com> <1278@l.cc.purdue.edu> <25509@amdcad.AMD.COM>
Reply-To: karl@haddock.ima.isc.com (Karl Heuer)
Organization: Interactive Systems, Boston
Lines: 9

In article <25509@amdcad.AMD.COM> tim@amd.com (Tim Olson) writes:
>If an underscore is not prepended ... you run into the problem of potential
>name-space conflicts with the assembly-level "helper" routines [e.g. "start"]

Actually, collision with register names and/or assembler instructions is the
stronger reason.  On machines where this isn't a problem, the helper routines
are typically written using the assembler's larger namespace, e.g. ".start".

Karl W. Z. Heuer (ima!haddock!karl or karl@haddock.isc.com), The Walking Lint