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From:	"d.henman" <dhenman AT gmail DOT com>
Date:	Fri, 04 Sep 2009 12:20:21 +0900
To:	<cygwin AT cygwin DOT com>
Subject:	Re: apparent ncurses lib linking problem
In-reply-to:	Your message of Thu, 03 Sep 2009 20:14:11 -0400 <4AA05BD3.9050606@cwilson.fastmail.fm>
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Charles,
   thank you so much for your help.

d.henman

----

Charles Wilson <cygwin AT cwilson DOT fastmail DOT fm> wrote:

> d.henman wrote:
> > g++  -g -O2  -L../mpegsound -L../nmixer -o nmixer.exe main.o -lncurses  -lnmixer -lpthread -lm -lao -lpthread
> > ../nmixer/libnmixer.a(nmixer.o): In function `_ZN6NMixer14DrawFixedStuffEv':
> > /usr/src/mp3blaster/mp3blaster-3.2.5/nmixer/nmixer.cc:528: undefined reference to `_mvwprintw'
> 
> mp3blaster is making an assumption that is valid only on linux: that
> library order doesn't matter.  On windows, it does.  Notice:
> 
> ../nmixer/libnmixer.a(nmixer.o): ...  undefined reference to ...
> 
> means that the *library*, libnmixer, has the reference to a missing
> symbol.  That symbol is actually in libncurses, which means that
> -lncurses must come *after* libnmixer on the link command.  Thus...
> 
> g++  -g -O2  -L../mpegsound -L../nmixer -o nmixer.exe main.o  -lnmixer
> -lncurses -lpthread -lm -lao -lpthread
> 
> should work (swap -lnmixer and -ncurses)
> 
> --
> Chuck
> 

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