From: Ara.T.Howard@...
Date: 2005-04-26T23:34:40+09:00
Subject: Re: ruby postgres problems

On Tue, 26 Apr 2005, will wrote:

> I have some problems with dbi which could be down to a problem
> installing the postgres module.  The postgres module is installed, or so
> I thought:
>
> -------------------------------------------------
> [root@server /]# gem install postgres
> Attempting local installation of 'postgres'
> Local gem file not found: postgres*.gem
> Attempting remote installation of 'postgres'
> Building native extensions.  This could take a while...
> ruby extconf.rb install postgres
> checking for cygwin32_socket() in -lwsock32... no
> checking for socket() in -lsocket... no
> checking for gethostbyname() in -linet... no
> checking for gethostbyname() in -lnsl... yes
> checking for sys/un.h... yes
> checking for socket()... yes
> checking for hsterror()... no
> checking for gethostname()... yes
> checking for PQsetdbLogin() in -lpq... yes
> checking for PQsetClientEncoding()... yes
> checking for pg_encoding_to_char()... yes
> checking for PQescapeString()... yes
> creating Makefile
>
> make
> gcc -fPIC   -I. -I/usr/local/lib/ruby/1.8/i686-linux
> -I/usr/local/lib/ruby/1.8/i686-linux -I. -DHAVE_SYS_UN_H -DHAVE_SOCKET
> -DHAVE_GETHOSTNAME -DHAVE_PQSETCLIENTENCODING -DHAVE_PG_ENCODING_TO_CHAR
> -DHAVE_PQESCAPESTRING  -c postgres.c
> gcc -shared  -L'/usr/local/lib' -Wl,-R'/usr/local/lib' -o postgres.so
> postgres.o  -lpq -lnsl  -ldl -lcrypt -lm   -lc
>
> make install
> make: Nothing to be done for `install'.
> Successfully installed postgres-0.7.1
> -------------------------------------------------
>
> However, a very simple program:
>
> -------------------------------------------------
> #!/usr/bin/ruby
>
> require "postgres"
> -------------------------------------------------
>
> fails:
>
> -------------------------------------------------
> [will@host will]$ ./pg.rb
> /pg.rb:3:in `require': No such file to load -- postgres (LoadError)
>         from ./pg.rb:3
> -------------------------------------------------
>
> Any ideas what is wrong here?

possibly you have two rubys - perhaps 1.6 and 1.8.  you may have installed it
for one and not the other.  do you have two rubys?

-a
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