i already installed postgresql. "postgresql-dev" i think its not a package,
did you mean "libpq-dev". if yes i already installed that too. i am using
ubuntu 12.04. In my error

checking for pg_config... yes
Using config values from /usr/bin/pg_config
checking for libpq-fe.h... yes
checking for libpq/libpq-fs.h... yes
checking for pg_config_manual.h... yes
checking for PQconnectdb() in -lpq... no
checking for PQconnectdb() in -llibpq... no
checking for PQconnectdb() in -lms/libpq... no

saying PQconnectdb() in -lpq... no, which mean?


On Tue, Sep 18, 2012 at 11:01 AM, Christopher R. Maden <[email protected]>wrote:

> -----BEGIN PGP SIGNED MESSAGE-----
> Hash: SHA1
>
> On 09/18/2012 01:29 AM, Saravanan P wrote:
> > gem install pg give the following error, please help how can i
> > solve this
> >
> > Building native extensions.  This could take a while... ERROR:
> > Error installing pg: ERROR: Failed to build gem native extension.
>
> The pg gem is only a way to communicate with the Postgres server; make
> sure you have postgresql and postgresql-dev installed on your system
> (with Linux, there should be apt or rpm packages available; not sure
> about Windows).
>
> ~Chris
> - --
> Chris Maden, text nerd  <URL: http://crism.maden.org/ >
> LIVE FREE: vote for Gary Johnson, Libertarian for President.
>      <URL: http://garyjohnson2012.com/ >  <URL: http://lp.org/ >
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-- 
Regards by
Saravanan.P

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