Path: icaen!news.uiowa.edu!uunet!spool.mu.edu!bloom-beacon.mit.edu!news.kei.com!travelers.mail.cornell.edu!tuba.cit.cornell.edu!crux4!jmk3 From: jmk3@crux4.cit.cornell.edu (Jay Krell) Newsgroups: comp.binaries.apple2 Subject: trace, prefix command line with DebugStr Date: 23 Dec 1994 14:15:27 GMT Organization: Cornell University Lines: 178 Message-ID: <3dem1v$sqo@tuba.cit.cornell.edu> NNTP-Posting-Host: 128.253.232.66 X-Newsreader: NN version 6.5.0 #6 (NOV) This program contains material from the ORCA/C Run-Time Libraries, copyright 1987-1994 by Byte Works, Inc. Used with permission. Trace is a very simple, slightly useful, shell utility. I often find that when I am about to start testing a new utility, I wish I'd put a DebugStr() near the start, but I dread another compile/link to insert one line. So, trace basically prefixes a command line with DebugStr(). You can often replace it with a well chosen os break or tool break. At the worst, you can break on calls in the ORCA root, like NewHandle or, guessing, GetDevNumber, DInfo, DControl, SANEStartUp. Damn, I guess it just wasn't needed. Oh well. It is a little more convenient than setting a tool break at least. Run trace with no parameters for a brief usage statement. The i/o requires ORCA/Shell 2.0.1 or later or GNO ? and probably System 6.0 or later. Other than printing the usage string, trace should work with any version of anything, though it requires GSBug to be installed and it to be new enough to support the DebugStr() call. Trace will _crash_ if GSBug is not installed and handling DebugStr(). 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