Ошибка установки bcrypt в ruby ​​1.9.3p448

Question

Я хочу установить bcrypt-ruby-3.1.2. рубиновая версия - рубин 1.9.3p448.

root@bt:~# ruby -v 
ruby 1.9.3p448 (2013-06-27 revision 41675) [i686-linux] 


root@bt:# gem install bcrypt-ruby-3.1.2.gem 
Building native extensions. This could take a while... 
ERROR: Error installing bcrypt-ruby-3.1.2.gem: 
ERROR: Failed to build gem native extension. 

    /usr/local/rvm/rubies/ruby-1.9.3-p448/bin/ruby extconf.rb 
checking for ruby/util.h... *** 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=/usr/local/rvm/rubies/ruby-1.9.3-p448/bin/ruby 
/usr/local/rvm/rubies/ruby-1.9.3-p448/lib/ruby/1.9.1/mkmf.rb:381:in `try_do': The  compiler failed to generate an executable file. (RuntimeError) 
You have to install development tools first. 
from /usr/local/rvm/rubies/ruby-1.9.3-p448/lib/ruby/1.9.1/mkmf.rb:506:in `try_cpp' 
from /usr/local/rvm/rubies/ruby-1.9.3-p448/lib/ruby/1.9.1/mkmf.rb:931:in `block in have_header' 
from /usr/local/rvm/rubies/ruby-1.9.3-p448/lib/ruby/1.9.1/mkmf.rb:790:in `block in checking_for' 
from /usr/local/rvm/rubies/ruby-1.9.3-p448/lib/ruby/1.9.1/mkmf.rb:284:in `block (2 levels) in postpone' 
from /usr/local/rvm/rubies/ruby-1.9.3-p448/lib/ruby/1.9.1/mkmf.rb:254:in `open' 
from /usr/local/rvm/rubies/ruby-1.9.3-p448/lib/ruby/1.9.1/mkmf.rb:284:in `block in postpone' 
from /usr/local/rvm/rubies/ruby-1.9.3-p448/lib/ruby/1.9.1/mkmf.rb:254:in `open' 
from /usr/local/rvm/rubies/ruby-1.9.3-p448/lib/ruby/1.9.1/mkmf.rb:280:in `postpone' 
from /usr/local/rvm/rubies/ruby-1.9.3-p448/lib/ruby/1.9.1/mkmf.rb:789:in `checking_for' 
from /usr/local/rvm/rubies/ruby-1.9.3-p448/lib/ruby/1.9.1/mkmf.rb:930:in `have_header' 
from extconf.rb:14:in `<main>' 


Gem files will remain installed in /usr/local/rvm/gems/ruby-1.9.3-p448/gems/bcrypt-  ruby-3.1.2 for inspection. 
Results logged to /usr/local/rvm/gems/ruby-1.9.3-p448/gems/bcrypt-ruby-3.1.2/ext/mri/gem_make.out 

Как и в предлагаемых здесь (Unable to install gem - Failed to build gem native extension - cannot load such file -- mkmf (LoadError)) Я уже установленной ruby1.9.1-разработчика.

gem_make.out

/usr/local/rvm/rubies/ruby-1.9.3-p448/bin/ruby extconf.rb 
checking for ruby/util.h... *** 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=/usr/local/rvm/rubies/ruby-1.9.3-p448/bin/ruby 
/usr/local/rvm/rubies/ruby-1.9.3-p448/lib/ruby/1.9.1/mkmf.rb:381:in `try_do':   The compiler failed to generate an executable file. (RuntimeError) 
You have to install development tools first. 
from /usr/local/rvm/rubies/ruby-1.9.3-p448/lib/ruby/1.9.1/mkmf.rb:506:in `try_cpp' 
from /usr/local/rvm/rubies/ruby-1.9.3-p448/lib/ruby/1.9.1/mkmf.rb:931:in `block in have_header' 
from /usr/local/rvm/rubies/ruby-1.9.3-p448/lib/ruby/1.9.1/mkmf.rb:790:in `block in checking_for' 
from /usr/local/rvm/rubies/ruby-1.9.3-p448/lib/ruby/1.9.1/mkmf.rb:284:in `block (2 levels) in postpone' 
from /usr/local/rvm/rubies/ruby-1.9.3-p448/lib/ruby/1.9.1/mkmf.rb:254:in `open' 
from /usr/local/rvm/rubies/ruby-1.9.3-p448/lib/ruby/1.9.1/mkmf.rb:284:in `block in postpone' 
from /usr/local/rvm/rubies/ruby-1.9.3-p448/lib/ruby/1.9.1/mkmf.rb:254:in `open' 
from /usr/local/rvm/rubies/ruby-1.9.3-p448/lib/ruby/1.9.1/mkmf.rb:280:in `postpone' 
from /usr/local/rvm/rubies/ruby-1.9.3-p448/lib/ruby/1.9.1/mkmf.rb:789:in `checking_for' 
from /usr/local/rvm/rubies/ruby-1.9.3-p448/lib/ruby/1.9.1/mkmf.rb:930:in `have_header' 
from extconf.rb:14:in `<main>' 

mkmf.log

"gcc -o conftest -I/usr/local/rvm/rubies/ruby-1.9.3-p448/include/ruby-1.9.1/i686-linux -I/usr/local/rvm/rubies/ruby-1.9.3-p448/include/ruby-1.9.1/ruby/backward -I/usr/ local/rvm/rubies/ruby-1.9.3-p448/include/ruby-1.9.1 -I. -D_FILE_OFFSET_BITS=64 -O3 -ggdb -Wall -Wextra -Wno-unused-parameter -Wno-parentheses -Wno-long-long -Wno-missing-field-initializers -Wpointer-arith -Wwrite-strings -Wdeclaration-after-statement -Wimplicit-function-declaration -fPIC conftest.c -L. -L/usr/local/rvm/rubies/ruby-1.9.3-p448/lib -Wl,-R/usr/local/rvm/rubies/ruby-1.9.3-p448/lib -L. -rdynamic -Wl,-export-dynamic  '-Wl,-rpath,/../lib' -Wl,-R -Wl,/usr/local/rvm/rubies/ruby-1.9.3-p448/lib -L/usr/local/rvm/rubies/ruby-1.9.3-p448/lib -lruby -lpthread -lrt -ldl -lcrypt -lm -lc" 
In file included from /usr/local/include/crtdefs.h:10, 
      from /usr/local/include/string.h:9, 
      from /usr/local/rvm/rubies/ruby-1.9.3-p448/include/ruby-1.9.1/ruby/ruby.h:48, 
      from /usr/local/rvm/rubies/ruby-1.9.3-p448/include/ruby-1.9.1/ruby.h:32, 
      from conftest.c:1: 
/usr/local/include/_mingw.h:268:2: error: #error Only Win32 target is supported! 
In file included from /usr/local/include/crtdefs.h:10, 
      from /usr/local/include/string.h:9, 
      from /usr/local/rvm/rubies/ruby-1.9.3-p448/include/ruby-1.9.1/ruby/ruby.h:48, 
      from /usr/local/rvm/rubies/ruby-1.9.3-p448/include/ruby-1.9.1/ruby.h:32, 
      from conftest.c:1: 
/usr/local/include/_mingw.h:656: error: expected ‘=’, ‘,’, ‘;’, ‘asm’ or ‘__attribute__’ before ‘__debugbreak’ 
/usr/local/include/_mingw.h:657: error: expected ‘=’, ‘,’, ‘;’, ‘asm’ or ‘__attribute__’ before ‘__debugbreak’ 
In file included from /usr/local/rvm/rubies/ruby-1.9.3-p448/include/ruby-1.9.1/ruby/ruby.h:48, 
      from /usr/local/rvm/rubies/ruby-1.9.3-p448/include/ruby-1.9.1/ruby.h:32, 
      from conftest.c:1: 
/usr/local/include/string.h:36: error: expected ‘=’, ‘,’, ‘;’, ‘asm’ or ‘__attribute__’ before ‘_memccpy’ 
/usr/local/include/string.h:37: error: expected ‘=’, ‘,’, ‘;’, ‘asm’ or ‘__attribute__’ before ‘memchr’ 
/usr/local/include/string.h:38: error: expected ‘=’, ‘,’, ‘;’, ‘asm’ or ‘__attribute__’ before ‘_memicmp’ 
/usr/local/include/string.h:39: error: expected ‘=’, ‘,’, ‘;’, ‘asm’ or ‘__attribute__’ before ‘_memicmp_l’ 
/usr/local/include/string.h:40: error: expected ‘=’, ‘,’, ‘;’, ‘asm’ or ‘__attribute__’ before ‘memcmp’ 
/usr/local/include/string.h:41: error: expected ‘=’, ‘,’, ‘;’, ‘asm’ or ‘__attribute__’ before ‘memcpy’ 
In file included from /usr/local/rvm/rubies/ruby-1.9.3-p448/include/ruby-1.9.1/ruby/ruby.h:48, 
      from /usr/local/rvm/rubies/ruby-1.9.3-p448/include/ruby-1.9.1/ruby.h:32, 
      from conftest.c:1: 

checked program was: 
/* begin */ 
1: #include "ruby.h" 
2: 
3: int main(int argc, char **argv) 
4: { 
5: return 0; 
6: } 
/* end */ 

Answer 1

Кажется установки рубин не был правильно завершен, потому что компилятор не может правильно обрабатывать заголовки рубин. Это полезно попробовать переустановить рубин внутри РВМ:

$ rvm reinstall ruby-2.0.0