Re: Re: elog with automatic file, line, and function

* Pete Forman <pete(dot)forman(at)westerngeco(dot)com> [010320 04:22]:
> Larry Rosenman writes:
> > * Tom Lane <tgl(at)sss(dot)pgh(dot)pa(dot)us> [010319 18:58]:
> > > However, if the C99 spec has such a concept, they didn't use that name
> > > for it ...
> > My C99 compiler (SCO, UDK FS 7.1.1b), defines the following:
> > Predefined names
> >
> > The following identifiers are predefined as object-like macros:
> >
> >
> > __LINE__
> > The current line number as a decimal constant.
> >
> > __FILE__
> > A string literal representing the name of the file being compiled.
> >
> > __DATE__
> > The date of compilation as a string literal in the form ``Mmm dd
> > yyyy.''
> >
> > __TIME__
> > The time of compilation, as a string literal in the form
> > ``hh:mm:ss.''
> >
> > __STDC__
> > The constant 1 under compilation mode -Xc, otherwise 0.
> >
> > __USLC__
> > A positive integer constant; its definition signifies a USL C
> > compilation system.
> >
> > Nothing for function that I can find.
>
> It is called __func__ in C99 but it is not an object-like macro. The
> difference is that it behaves as if it were declared thus.
>
> static const char __func__[] = "function-name";
>
> Those other identifiers can be used in this sort of way.
>
> printf("Error in " __FILE__ " at line " __LINE__ "\n");
>
> But you've got to do something like this for __func__.
>
> printf("Error in %s\n", __func__);
>
I couldn't find it in the docs, but it is in the compiler.

Wierd.

I'll look more.

LER

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> Pete Forman -./\.- Disclaimer: This post is originated
> WesternGeco -./\.- by myself and does not represent
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Larry Rosenman http://www.lerctr.org/~ler
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