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From: erik@westworld.esd.sgi.com (Erik Fortune)
Newsgroups: comp.windows.x
Subject: Re: xrooms on Sun4 OS 4.0.3 does not compile
Message-ID: <1990Aug15.183847.24745@odin.corp.sgi.com>
Date: 15 Aug 90 18:38:47 GMT
References: <FELIX.90Aug13164236@cayucos.ai.sri.com> <3887@auspex.auspex.com>
Sender: news@odin.corp.sgi.com (Net News)
Reply-To: erik@westworld.esd.sgi.com (Erik Fortune)
Organization: Silicon Graphics Inc.
Lines: 29

In article <3887@auspex.auspex.com>, guy@auspex.auspex.com (Guy Harris) writes:
>>ld: Undefined symbol
>>   _alloca
>>*** Error code 1
>>make: Fatal error: Command failed for target `xrooms'
>>
>>Any idea where is this symbol defined?
>
>"/usr/include/alloca.h":
>
>	/*	@(#)alloca.h	1.3	88/02/07	SMI	*/
>	#if defined(sparc)
>	# define alloca(x) __builtin_alloca(x)
>	#endif
>
>Basically, you need to find those source files that call "alloca" and
>put in something like
>
>	#ifdef sparc
>	#include <alloca.h>
>	#endif
>
>at the front of them.  Be warned that some other compilers also need
>assistance in coping with "alloca"....

Add Guy's include to xrooms/utils/machdep.h -- all of the other source files
include it.

-- Erik