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Re: if vs. ifdef in Makefile.am

From: ljh
Subject: Re: if vs. ifdef in Makefile.am
Date: Fri, 3 Mar 2023 05:24:51 +0800 
Hi,

Is there a way, in Makefile.am, to check if a variable is empty or defined on 
command line.

# Makefile.am
if $(FOOBAR)

---

$ make FOOBAR=1


Thanks
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