Re: ifdef problem

2000-06-13 Thread Paul D. Smith 

%% "Albert L. Ting" [EMAIL PROTECTED] writes:

  alt This may not necessarily a bug but rather a missing/inconsistent
  alt feature in make.  I need a method to detect if a variable was
  alt defined, and it's ok if the definition was set to blank.

ifeq ($(origin FOO),undefined)
  $(error FOO not defined)
endif

-- 
---
 Paul D. Smith [EMAIL PROTECTED]  Find some GNU make tips at:
 http://www.gnu.org  http://www.ultranet.com/~pauld/gmake/
 "Please remain calm...I may be mad, but I am a professional." --Mad Scientist

Re: ifdef problem

2000-06-13 Thread Albert L. Ting 

Paul D. Smith writes:
 From: "Paul D. Smith" [EMAIL PROTECTED]
 To: "Albert L. Ting" [EMAIL PROTECTED]
 Cc: [EMAIL PROTECTED]
 Subject: Re: ifdef problem
 Date: Tue, 13 Jun 2000 13:03:08 -0400 (EDT)
 
 %% "Albert L. Ting" [EMAIL PROTECTED] writes:
 
   alt This may not necessarily a bug but rather a missing/inconsistent
   alt feature in make.  I need a method to detect if a variable was
   alt defined, and it's ok if the definition was set to blank.
 
 ifeq ($(origin FOO),undefined)
   $(error FOO not defined)
 endif
 

Cool, that'll do.  

Thanks!
Albert