Re: xref Nostalgia

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Article #620726

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#620726

From: Scott Lurndal
Date: Thu, 01 Mar 2018 18:46

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Gene Wirchenko <ge...@telus.net> writes:
>On Thu, 1 Mar 2018 06:24:33 -0700, Peter Flass <peter...@yahoo.com>
>wrote:
>
>[snip]
>
>>The thing is, the compiler already has all that information, all nicely
>>organized. It's trivial to generate the output. The only way to get a
>>proper xref is by using a program that recognizes variable scope and
>>storage class - although it's *bad* form, I think in C you can have an
>>extern or static variable foo and also use different local foo's in a bunch
>>of functions. If you have a program that does enough syntax analysis to
>>determine this you have the front half of a compiler.

The tool can share the YACC/Bison grammer definition (.y) with
the compiler, easily enough without being combined with the
compiler.   c.f. lint.

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<fennrjFber7U1@mid.individual.net> <slrnp98rhs.eu5.grahn+nntp@frailea.sa.invalid> <1463069258.541386219.019217.peter_flass-yahoo.com@news.eternal-september.org> <slrnp9e76p.eu5.grahn+nntp@frailea.sa.invalid> <p77oom$r49$1@gal.iecc.com> <slrnp9fnsm.eu5.grahn+nntp@frailea.sa.invalid> <821602353.541603064.293983.peter_flass-yahoo.com@news.eternal-september.org> <0jgg9ddi83ootvdutb1vg41isra394q1kf@4ax.com>

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Subject: Re: xref Nostalgia
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