You can see next, ruby version, gem install alglib, and output of the
building process:
c:\Ruby\lib\ruby\gems\1.8\gems\alglib-1.0.1\ext\alglib>ruby -v
ruby 1.8.6 (2010-02-04 patchlevel 398) [i386-mingw32]
c:\Ruby\lib\ruby\gems\1.8\gems\alglib-1.0.1\ext\alglib>gem install alglib
Building native extensions. This could take a while...
ERROR: Error installing alglib:
ERROR: Failed to build gem native extension.
C:/Ruby/bin/ruby.exe extconf.rb
creating Makefile
make
g++ -I. -I/C/Ruby/lib/ruby/1.8/i386-mingw32 -I/C/Ruby/lib/ruby/1.8/i386-
mingw32
-Ialglib -g -O2 -DEBUG -c alglib/airyf.cpp
g++ -I. -I/C/Ruby/lib/ruby/1.8/i386-mingw32 -I/C/Ruby/lib/ruby/1.8/i386-
mingw32
-Ialglib -g -O2 -DEBUG -c alglib/alglib.cpp
g++ -I. -I/C/Ruby/lib/ruby/1.8/i386-mingw32 -I/C/Ruby/lib/ruby/1.8/i386-
mingw32
-Ialglib -g -O2 -DEBUG -c alglib/alglib_util.cpp
In file included from
C:/Ruby/devkit/gcc/3.4.5/bin/../lib/gcc/mingw32/3.4.5/../.
./../../include/c++/3.4.5/iostream:45,
from alglib/alglib_util.cpp:2:
C:/Ruby/devkit/gcc/3.4.5/bin/../lib/gcc/mingw32/3.4.5/../../../../include/c
++/3.
4.5/ostream:310:49: macro "write" requires 3 arguments, but only 2 given
In file included from
C:/Ruby/devkit/gcc/3.4.5/bin/../lib/gcc/mingw32/3.4.5/../.
./../../include/c++/3.4.5/ostream:545,
from
C:/Ruby/devkit/gcc/3.4.5/bin/../lib/gcc/mingw32/3.4.5/../.
./../../include/c++/3.4.5/iostream:45,
from alglib/alglib_util.cpp:2:
C:/Ruby/devkit/gcc/3.4.5/bin/../lib/gcc/mingw32/3.4.5/../../../../include/c
++/3.
4.5/bits/ostream.tcc:359:44: macro "write" requires 3 arguments, but only
2 give
n
In file included from
C:/Ruby/devkit/gcc/3.4.5/bin/../lib/gcc/mingw32/3.4.5/../.
./../../include/c++/3.4.5/ostream:545,
from
C:/Ruby/devkit/gcc/3.4.5/bin/../lib/gcc/mingw32/3.4.5/../.
./../../include/c++/3.4.5/iostream:45,
from alglib/alglib_util.cpp:2:
C:/Ruby/devkit/gcc/3.4.5/bin/../lib/gcc/mingw32/3.4.5/../../../../include/c
++/3.
4.5/bits/ostream.tcc:360: error: invalid function declaration
In file included from
C:/Ruby/devkit/gcc/3.4.5/bin/../lib/gcc/mingw32/3.4.5/../.
./../../include/c++/3.4.5/iostream:46,
from alglib/alglib_util.cpp:2:
C:/Ruby/devkit/gcc/3.4.5/bin/../lib/gcc/mingw32/3.4.5/../../../../include/c
++/3.
4.5/istream:446:42: macro "read" requires 3 arguments, but only 2 given
In file included from
C:/Ruby/devkit/gcc/3.4.5/bin/../lib/gcc/mingw32/3.4.5/../.
./../../include/c++/3.4.5/istream:771,
from
C:/Ruby/devkit/gcc/3.4.5/bin/../lib/gcc/mingw32/3.4.5/../.
./../../include/c++/3.4.5/iostream:46,
from alglib/alglib_util.cpp:2:
C:/Ruby/devkit/gcc/3.4.5/bin/../lib/gcc/mingw32/3.4.5/../../../../include/c
++/3.
4.5/bits/istream.tcc:708:40: macro "read" requires 3 arguments, but only 2
given
In file included from
C:/Ruby/devkit/gcc/3.4.5/bin/../lib/gcc/mingw32/3.4.5/../.
./../../include/c++/3.4.5/istream:771,
from
C:/Ruby/devkit/gcc/3.4.5/bin/../lib/gcc/mingw32/3.4.5/../.
./../../include/c++/3.4.5/iostream:46,
from alglib/alglib_util.cpp:2:
C:/Ruby/devkit/gcc/3.4.5/bin/../lib/gcc/mingw32/3.4.5/../../../../include/c
++/3.
4.5/bits/istream.tcc:709: error: invalid function declaration
alglib/alglib_util.cpp: In function `VALUE real1d_to_array
(ap::real_1d_array*)':
alglib/alglib_util.cpp:6: error: `uint' was not declared in this scope
alglib/alglib_util.cpp:6: error: expected `;' before "i"
alglib/alglib_util.cpp:6: error: `i' was not declared in this scope
make: *** [alglib_util.o] Error 1
Gem files will remain installed in C:/Ruby/lib/ruby/gems/1.8/gems/alglib-
1.0.1 f
or inspection.
Results logged to C:/Ruby/lib/ruby/gems/1.8/gems/alglib-
1.0.1/ext/gem_make.out
c:\Ruby\lib\ruby\gems\1.8\gems\alglib-1.0.1\ext\alglib>
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