C syntax question

[Doug Gwyn]

In article <821 at clyde.Concordia.CA> marcap at concour.CS.Concordia.CA (Marc Pawlowsky) writes:
>I am looking for a public-domain trace utility for C. e.g. say when a
>statement is about to execute.  ...  I also want to know
>which sections of code have or have not been entered.

If you have access to UNIX System V, check out the "ctrace" utility which
does pretty much what you ask for.  (That reminds me, I've devised a
ctrace output postprocessor shell procedure that I use to instrument code.
I suppose I should clean it up and post it.)