[Build-common-hackers] Bug#487546: Bug#487546: Bug#487546: Bug#487546: Bug#487546: cdbs: class/langcore.mk should set CC=gcc if CC is not set

Jonas Smedegaard dr at jones.dk
Sun Jun 21 15:04:13 UTC 2009

Hash: RIPEMD160

On Sun, Jun 21, 2009 at 05:19:56PM +0300, Peter Eisentraut wrote:
>On Sunday 21 June 2009 17:02:43 Martin-Éric Racine wrote:
>> On Sun, Jun 21, 2009 at 4:57 PM, Peter Eisentraut<petere at debian.org> 
>> wrote:
>> > On Sunday 21 June 2009 13:57:05 Martin-Éric Racine wrote:
>> >> PS: this is precisely what I've had to do for CUPS-PDF in Debian, 
>> >> that is, create a compile line in debian/rules and, because 
>> >> langcore.mk doesn't set CC if it's empty, manually specific CC=gcc 
>> >> in debian/rules as a kludge.
>> >
>> > There is still something unusual going on in your environment that 
>> > you are not telling us about.  GNU make sets CC = cc implicitly.  
>> > Does that not happen for you?  Or do you have a non-GCC compiler 
>> > installed?
>> Setting CC=cc is entirely the wrong thing to do when passing -g as a 
>> compiler option. If you pass -g, then you also need to specific 
>> CC=gcc.

Because e.g. tcc might not support -g.

It is relevant on a non-Debian or otherwise weird environment.

Debian packaging routines assumes some things about the environment.

CDBS should not set the C compiler - cc is assumed to be gcc.

CDBS also rely on PATH being sane.  We should not try fix weird 
environments, just assume that environment is sane.

   - Jonas

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* Jonas Smedegaard - idealist og Internet-arkitekt
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