From: Richard Dale <Richard_Dale@...>
Date: 2005-01-22T17:35:59+09:00
Subject: Re: Compiling qtruby

DP wrote:

> Hi -
> I'm trying to compile qtruby and I'm having some issues.
> I have tried both compiling from the kdebindings package AND from
> the qtruby standalone package and the same error occurs:
> 
> The compile process always seems to die on an undefined reference to
> some ruby functions. I'm using Fedora Core 2.
> 
> 
> This is the last output from make:
> 
> /bin/sh ../../libtool --silent --mode=link --tag=CXX g++
> -Wnon-virtual-dtor -Wno-long-lo ng -Wundef -ansi -D_XOPEN_SOURCE=500
> -D_BSD_SOURCE -Wcast-align -Wconversion -Wchar-subsc ripts -Wall -W
> -Wpointer-arith -Wwrite-strings -O2 -Wformat-security
> -Wmissing-format-att ribute -fno-exceptions -fno-check-new -fno-common
> -o qtrubyinit -module -L/usr/lib -L/ usr/lib/qt-3.3/lib
> -L/usr/X11R6/lib    -version-info 0:0:0 -L../../smoke/qt/ -L/usr/local
> /lib qtrubyinit.o -lqt-mt  -lz -lpng -lz -lm -lXext -lX11  -lSM -lICE
> -lpthread -Wl,-R -W l,/usr/local/lib -L/usr/local/lib -L.
> ../../smoke/qt/libsmokeqt.la
> ../../qtruby/rubylib/ qtruby/libqtrubyinternal.la
> libtool: link: warning: `-version-info' is ignored for programs
> qtrubyinit.o(.text+0xa): In function `main':
> : undefined reference to `ruby_init'
> qtrubyinit.o(.text+0x18): In function `main':
> : undefined reference to `ruby_script'
> qtrubyinit.o(.text+0x25): In function `main':
> : undefined reference to `ruby_options'
> qtrubyinit.o(.text+0x2a): In function `main':
> : undefined reference to `ruby_run'
> collect2: ld returned 1 exit status
> make[3]: *** [qtrubyinit] Error 1
> make[3]: Leaving directory
> `/home/davp/downloads/kdebindings-050120/qtruby/bin'
> make[2]: *** [all-recursive] Error 1
> make[2]: Leaving directory
> `/home/davp/downloads/kdebindings-050120/qtruby'
> make[1]: *** [all-recursive] Error 1
> make[1]: Leaving directory `/home/davp/downloads/kdebindings-050120'
> make: *** [all] Error 2
The shared library 'libruby.so' is missing, so you need to build ruby with
the '--enable-shared' option. But you shouldn't usually need to use the
'qtrubyinit' command line tool anyway.

-- Richard