From: Younes Baghor <w3bwizart.be@...>
Date: 2010-09-21T00:05:02+09:00
Subject: Problem install mysql Gem OS 10.6.4

Hello there,

I'm trying to install  the Mysql Gem but getting error's.
I read a few artikels on the forum here, but honestly i don't understand
the problem.

Im running ruby 1.8 on a mac osX 10.6.4

ERROR =
-------

sudo gem install mysql
Building native extensions.  This could take a while...
ERROR:  Error installing mysql:
  ERROR: Failed to build gem native extension.

/System/Library/Frameworks/Ruby.framework/Versions/1.8/usr/bin/ruby
extconf.rb
checking for mysql_query() in -lmysqlclient... no
checking for main() in -lm... yes
checking for mysql_query() in -lmysqlclient... no
checking for main() in -lz... yes
checking for mysql_query() in -lmysqlclient... no
checking for main() in -lsocket... no
checking for mysql_query() in -lmysqlclient... no
checking for main() in -lnsl... no
checking for mysql_query() in -lmysqlclient... no
checking for main() in -lmygcc... no
checking for mysql_query() in -lmysqlclient... no
*** extconf.rb failed ***
Could not create Makefile due to some reason, probably lack of
necessary libraries and/or headers.  Check the mkmf.log file for more
details.  You may need configuration options.

Provided configuration options:
  --with-opt-dir
  --without-opt-dir
  --with-opt-include
  --without-opt-include=${opt-dir}/include
  --with-opt-lib
  --without-opt-lib=${opt-dir}/lib
  --with-make-prog
  --without-make-prog
  --srcdir=.
  --curdir
  --ruby=/System/Library/Frameworks/Ruby.framework/Versions/1.8/usr/bin/ruby
  --with-mysql-config
  --without-mysql-config
  --with-mysql-dir
  --without-mysql-dir
  --with-mysql-include
  --without-mysql-include=${mysql-dir}/include
  --with-mysql-lib
  --without-mysql-lib=${mysql-dir}/lib
  --with-mysqlclientlib
  --without-mysqlclientlib
  --with-mlib
  --without-mlib
  --with-mysqlclientlib
  --without-mysqlclientlib
  --with-zlib
  --without-zlib
  --with-mysqlclientlib
  --without-mysqlclientlib
  --with-socketlib
  --without-socketlib
  --with-mysqlclientlib
  --without-mysqlclientlib
  --with-nsllib
  --without-nsllib
  --with-mysqlclientlib
  --without-mysqlclientlib
  --with-mygcclib
  --without-mygcclib
  --with-mysqlclientlib
  --without-mysqlclientlib


Gem files will remain installed in
/Library/Ruby/Gems/1.8/gems/mysql-2.8.1 for inspection.
Results logged to
/Library/Ruby/Gems/1.8/gems/mysql-2.8.1/ext/mysql_api/gem_make.out


And Here is the  mkmf.log  file =
-------------------------

find_library: checking for mysql_query() in -lmysqlclient...
-------------------- no

"gcc -o conftest -I.
-I/System/Library/Frameworks/Ruby.framework/Versions/1.8/usr/lib/ruby/1.8/universal-darwin10.0
-I. -I/usr/local/include  -D_XOPEN_SOURCE -D_DARWIN_C_SOURCE   -arch
i386 -g -Os -pipe -fno-common -DENABLE_DTRACE  -fno-common  -pipe
-fno-common   conftest.c  -L.
-L/System/Library/Frameworks/Ruby.framework/Versions/1.8/usr/lib
-L/usr/local/lib -L. -arch i386      -lruby -lmysqlclient  -lpthread
-ldl  "
conftest.c: In function ‘t’:
conftest.c:3: error: ‘mysql_query’ undeclared (first use in this
function)
conftest.c:3: error: (Each undeclared identifier is reported only once
conftest.c:3: error: for each function it appears in.)
checked program was:
/* begin */
1: /*top*/
2: int main() { return 0; }
3: int t() { void ((*volatile p)()); p = (void ((*)()))mysql_query;
return 0; }
/* end */

"gcc -o conftest -I.
-I/System/Library/Frameworks/Ruby.framework/Versions/1.8/usr/lib/ruby/1.8/universal-darwin10.0
-I. -I/usr/local/include  -D_XOPEN_SOURCE -D_DARWIN_C_SOURCE   -arch
i386 -g -Os -pipe -fno-common -DENABLE_DTRACE  -fno-common  -pipe
-fno-common   conftest.c  -L.
-L/System/Library/Frameworks/Ruby.framework/Versions/1.8/usr/lib
-L/usr/local/lib -L. -arch i386      -lruby -lmysqlclient  -lpthread
-ldl  "
ld: warning: directory '/usr/local/lib' following -L not found
ld: library not found for -lmysqlclient
collect2: ld returned 1 exit status
checked program was:
/* begin */
1: /*top*/
2: int main() { return 0; }
3: int t() { mysql_query(); return 0; }
/* end */

I think i'm  missing a library or file but i have no idee where or what
to do.
Some help would be nice thx
-- 
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