mysqlplus/ext/extconf.rb

118 lines
3.1 KiB
Ruby

require 'mkmf'
def exec_command(command, flag_raise=false)
output = `#{command}`
return output.chomp if $? == 0
msg = "failed: #{command}"
raise msg if flag_raise
die msg
end
def die(message)
$stderr.puts "*** ERROR: #{message}"
exit 1
end
if /mswin32/ =~ RUBY_PLATFORM
inc, lib = dir_config('mysql')
#exit 1 unless have_library("libmysql")
have_library("libmysql") or die "can't find libmysql."
elsif mc = with_config('mysql-config') then
mc = 'mysql_config' if mc == true
#cflags = `#{mc} --cflags`.chomp
#exit 1 if $? != 0
cflags = exec_command("#{mc} --cflags")
#libs = `#{mc} --libs`.chomp
#exit 1 if $? != 0
libs = exec_command("#{mc} --libs")
$CPPFLAGS += ' ' + cflags
$libs = libs + " " + $libs
else
puts "Trying to detect MySQL configuration with mysql_config command..."
begin
cflags = libs = nil
for prefix in ["", "/usr/local/mysql/bin/", "/opt/local/mysql/bin/"]
begin
cflags = exec_command("#{prefix}mysql_config --cflags", true)
libs = exec_command("#{prefix}mysql_config --libs", true)
break
rescue RuntimeError, Errno::ENOENT => ex
cflags = libs = nil
end
end
if cflags && libs
puts "Succeeded to detect MySQL configuration with #{prefix}mysql_config command."
$CPPFLAGS << " #{cflags.strip}"
$libs = "#{libs.strip} #{$libs}"
else
puts "Failed to detect MySQL configuration with mysql_config command."
puts "Trying to detect MySQL client library..."
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?
!libs.empty? or die "can't find mysql client library."
have_library(libs.shift)
end
end
end
end
have_func('mysql_ssl_set')
have_func('rb_str_set_len')
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
die "can't find 'mysql.h'."
end
# check for 1.9
if have_func('rb_thread_blocking_region') and have_macro('RUBY_UBF_IO', 'ruby.h')
$CFLAGS += " -DHAVE_TBR "
$CPPFLAGS << " -DHAVE_TBR "
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
exec_command("#{cpp} > confout")
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!
File.open('error_const.h', 'w') do |f|
error_syms.each do |s|
f.puts " rb_define_mysql_const(#{s});"
end
end
$CPPFLAGS += " -DRUBY19" if RUBY_VERSION =~ /1.9/
create_makefile("mysql")