compiler info in kernel identification string

[Jov]

good idea.
show version cmd in postgresql prints os version,compiler info etc. useful
for problem report.

jov
在 2012-11-14 上午7:43，"Mateusz Guzik" <mjguzik at gmail.com>写道：

> Hello,
>
> avg@ suggested to include compiler version in the kernel so that it's
> present in uname (and one can easly tell what was used to compile it).
>
> Here is my attempt:
> http://people.freebsd.org/~mjg/patches/newvers-compiler.diff
>
> Basically adds compiler name and version/revision after revision of
> system sources.
>
> Sample output from dirty git sources:
> gcc:
> FreeBSD 10.0-CURRENT #7 r242962=264d569-dirty(gcc-4.2.1-20070831): Wed
> Nov 14 00:11:51 CET 2012
>
> clang:
> FreeBSD 10.0-CURRENT #8 r242962=264d569-dirty(clang-r162107): Wed Nov 14
> 00:12:26 CET 2012
>
> Sample output from svn with gcc:
> FreeBSD 10.0-CURRENT #1 r243006:243007M(gcc-4.2.1-20070831): Wed Nov 14
> 00:41:23 CET 2012
>
> I have no strong opinions on format, I just want this information easly
> accessible.
>
> Comments?
>
> --
> Mateusz Guzik <mjguzik gmail.com>
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