From: Nobuyoshi Nakada <nobu.nokada@...>
Date: 2003-04-13T14:15:54+09:00
Subject: Re: Having trouble getting iconv-0.5 ... on OS X (actually extconf.rb bug)

Hi,

At Sun, 13 Apr 2003 12:24:53 +0900,
Sam Roberts wrote:
> The error turned out to be deceptively simple. extconf.rb fails to find
> iconv() in -liconv, though it is there.
> 
> Any idea why extconf.rb thinks iconv() isn't in -liconv, and why on earth does
> it both ignore the fact that it can't find iconv(), and then disables the
> linker's warning that it couldn't find iconv()?
> 
> It first fails to find iconv in libiconv.a:
> 
> [ensemble] ~/p/ruby/download/iconv-0.5 $ ruby extconf.rb

Try `ruby extconf.rb --iconv-dir=/usr/local'.

> checking for iconv.h... yes
> checking for iconv() in -liconv... no
> checking for rb_obj_freeze()... yes
> checking for rb_block_given_p()... yes
> checking for rb_str_buf_new()... no
> creating Makefile
> 
> 
> Note that it found /usr/local/include/iconv.h, but failed to find iconv(), and
> yet still created the Makefile. Why?

Some platforms don't need any additional libraries to use
iconv(), because they have it in libc.

Rather, I'm curious why extconf.rb finds iconv.h in
/usr/local/include.

-- 
Nobu Nakada