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require 'mkmf'
if /mswin32/ =~ RUBY_PLATFORM
inc, lib = dir_config('mysql')
exit 1 unless have_library("libmysql")
elsif mc = with_config('mysql-config') then
mc = 'mysql_config' 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
have_func('mysql_ssl_set')
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'
error_syms.uniq!
newf = File::open('mysql.c', 'w')
IO::foreach('mysql.c.in') do |l|
newf.puts l
if l =~ /\/\* Mysql::Error constant \*\// then
error_syms.each do |s|
newf.puts " rb_define_const(eMysql, \"#{s}\", INT2NUM(#{s}));"
end
end
end
create_makefile("mysql")
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