borrow the more flexible extconf from the mysqlplus project

This commit is contained in:
Brian Lopez 2010-04-07 07:03:31 -07:00
parent 11216551cd
commit 80a8602fbb
2 changed files with 78 additions and 12 deletions

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@ -1,21 +1,80 @@
# encoding: UTF-8
require 'mkmf'
dir_config('mysql')
# borrowed from mysqlplus
# http://github.com/oldmoe/mysqlplus/blob/master/ext/extconf.rb
dirs = ENV['PATH'].split(':') + %w[
/opt
/opt/local
/opt/local/mysql
/opt/local/lib/mysql5
/usr
/usr/local
/usr/local/mysql
/usr/local/mysql-*
/usr/local/lib/mysql5
].map{|dir| "#{dir}/bin" }
if !have_header('mysql.h') && !have_header('mysql/mysql.h')
raise 'MySQL headers not found, maybe try manually specifying --with-mysql-dir=/path/to/mysql/installation'
GLOB = "{#{dirs.join(',')}}/{mysql_config,mysql_config5}"
if /mswin32/ =~ RUBY_PLATFORM
inc, lib = dir_config('mysql')
exit 1 unless have_library("libmysql")
elsif mc = (with_config('mysql-config') || Dir[GLOB].first) then
mc = Dir[GLOB].first if mc == true
cflags = `#{mc} --cflags`.chomp
exit 1 if $? != 0
libs = `#{mc} --libs`.chomp
exit 1 if $? != 0
$CPPFLAGS += ' ' + cflags
$libs = libs + " " + $libs
else
inc, lib = dir_config('mysql', '/usr/local')
libs = ['m', 'z', 'socket', 'nsl', 'mygcc']
while not find_library('mysqlclient', 'mysql_query', lib, "#{lib}/mysql") do
exit 1 if libs.empty?
have_library(libs.shift)
end
end
if have_header('mysql.h') then
src = "#include <errmsg.h>\n#include <mysqld_error.h>\n"
elsif have_header('mysql/mysql.h') then
src = "#include <mysql/errmsg.h>\n#include <mysql/mysqld_error.h>\n"
else
exit 1
end
# make mysql constant
File.open("conftest.c", "w") do |f|
f.puts src
end
if defined? cpp_command then
cpp = Config.expand(cpp_command(''))
else
cpp = Config.expand sprintf(CPP, $CPPFLAGS, $CFLAGS, '')
end
if /mswin32/ =~ RUBY_PLATFORM && !/-E/.match(cpp)
cpp << " -E"
end
unless system "#{cpp} > confout" then
exit 1
end
File.unlink "conftest.c"
error_syms = []
IO.foreach('confout') do |l|
next unless l =~ /errmsg\.h|mysqld_error\.h/
fn = l.split(/\"/)[1]
IO.foreach(fn) do |m|
if m =~ /^#define\s+([CE]R_[0-9A-Z_]+)/ then
error_syms << $1
end
end
end
File.unlink 'confout'
$CFLAGS << ' -Wall -Wextra -funroll-loops'
# $CFLAGS << ' -O0 -ggdb3'
if have_library('mysqlclient')
if RUBY_VERSION =~ /1.9/
$CFLAGS << ' -DRUBY_19_COMPATIBILITY'
end
create_makefile('mysql2_ext')
else
raise 'libmysql not found, maybe try manually specifying --with-mysql-lib=/path/to/mysql/libs'
end
create_makefile('mysql2_ext')

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@ -1,10 +1,17 @@
#include <time.h>
#include <ruby.h>
#ifdef HAVE_MYSQL_H
#include <mysql.h>
#include <mysql_com.h>
#include <errmsg.h>
#include <mysqld_error.h>
#else
#include <mysql/mysql.h>
#include <mysql/mysql_com.h>
#include <mysql/errmsg.h>
#include <mysql/mysqld_error.h>
#endif
#ifdef HAVE_RUBY_ENCODING_H
#include <ruby/encoding.h>