[ruby-core:40731] Re: [ruby-trunk - Bug #5532] Compile problem for bigdecimal on cygwin

Hello Usaku,

On 2011/11/02 15:52, Usaku NAKAMURA wrote:
>
> Issue #5532 has been updated by Usaku NAKAMURA.
>
>
> eban-san says that libruby191.dll.a is correct (it was cygwin team's request).
> So, please ignore above patch. orz

Many thanks for everybody's help! I quickly checked the patch, but it 
indeed didn't help.


> BTW, eban-san also says that he built cygwin ruby from trunk yesterday and there was no problem.
> Martin-sensei, could you show us your configure options?

Are they stored somewhere? If yes, where?

Regards,    Martin.

> ----------------------------------------
> Bug #5532: Compile problem for bigdecimal on cygwin
> http://redmine.ruby-lang.org/issues/5532
>
> Author: Martin Dürst
> Status: Open
> Priority: Normal
> Assignee:
> Category: ext
> Target version: 2.0.0
> ruby -v: ruby 1.8.7 (2008-08-11 patchlevel 72) [i386-cygwin]
>
>
> I tried to complile the current trunk on cygwin. However, I got a compile problem in 'bigdecimal'.
> It says (see below for full output):
>
>>>>>>>>>
> configuring bigdecimal
> checking for labs() in stdlib.h... /cygdrive/c/Data/ruby/lib/mkmf.rb:381:in `try_do': The compiler failed to generate an executable file. (RuntimeError)
> You have to install development tools first.
>>>>>>>>>
>
> What kinds of development tools would be needed? I have successfully compiled Ruby many times; this is the first time I have been told I need 'development tools'.
>
> Many thanks for your help,     Martin.
>
> Full output follows:
>
>
> duerst@jougashima ~
> $ cd /cygdrive/c/Data/Ruby
>
> duerst@jougashima /cygdrive/c/Data/Ruby
> $ make
>          CC = gcc
>          LD = ld
>          LDSHARED = gcc -shared -s
>          CFLAGS = -O3 -g -Wextra -Wno-unused-parameter -Wno-parentheses -Wno-long-long -Wno-missing-field-initializers -Wunused-variable -Werror=pointer-arith -Werror=write-strings -Werror=declaration-after-statement -Werror=implicit-function-declaration
>          XCFLAGS = -include ruby/config.h -include ruby/missing.h -DRUBY_EXPORT
>          CPPFLAGS =   -I. -I.ext/include/i386-cygwin -I./include -I.
>          DLDFLAGS = -Wl,--enable-auto-image-base,--enable-auto-import -Wl,--out-implib=libruby191.dll.a cygruby191.def
>          SOLIBS = cygruby191.res.o -lpthread -lrt -ldl -lcrypt
> compiling version.c
> compiling dmyversion.c
> linking miniruby.exe
> rbconfig.rb unchanged
> generating enc.mk
> generating cygruby191.rc
> compiling cygruby191.res.o
> generating prelude.c
> compiling prelude.c
> linking static-library libruby191-static.a
> generating cygruby191.def
> linking shared-library cygruby191.dll
> Creating library file: libruby191.dll.a
> generating encdb.h
> encdb.h unchanged
> making enc
> make[1]: ディレクトリ `/cygdrive/c/Data/Ruby' に入ります
> make[1]: `enc' に対して行うべき事はありません.
> make[1]: ディレクトリ `/cygdrive/c/Data/Ruby' から出ます
> making srcs under enc
> make[1]: ディレクトリ `/cygdrive/c/Data/Ruby' に入ります
> make[1]: `srcs' に対して行うべき事はありません.
> make[1]: ディレクトリ `/cygdrive/c/Data/Ruby' から出ます
> generating transdb.h
> transdb.h unchanged
> making trans
> make[1]: ディレクトリ `/cygdrive/c/Data/Ruby' に入ります
> make[1]: `./enc/trans' に対して行うべき事はありません.
> make[1]: ディレクトリ `/cygdrive/c/Data/Ruby' から出ます
> making encs
> make[1]: ディレクトリ `/cygdrive/c/Data/Ruby' に入ります
> make[1]: ディレクトリ `/cygdrive/c/Data/Ruby' から出ます
> configuring bigdecimal
> checking for labs() in stdlib.h... /cygdrive/c/Data/ruby/lib/mkmf.rb:381:in `try_do': The compiler failed to generate an executable file. (RuntimeError)
> You have to install development tools first.
>          from /cygdrive/c/Data/ruby/lib/mkmf.rb:461:in `try_link0'
>          from /cygdrive/c/Data/ruby/lib/mkmf.rb:476:in `try_link'
>          from /cygdrive/c/Data/ruby/lib/mkmf.rb:619:in `try_func'
>          from /cygdrive/c/Data/ruby/lib/mkmf.rb:894:in `block in have_func'
>          from /cygdrive/c/Data/ruby/lib/mkmf.rb:790:in `block in checking_for'
>          from /cygdrive/c/Data/ruby/lib/mkmf.rb:284:in `block (2 levels) in postpone'
>          from /cygdrive/c/Data/ruby/lib/mkmf.rb:254:in `open'
>          from /cygdrive/c/Data/ruby/lib/mkmf.rb:284:in `block in postpone'
>          from /cygdrive/c/Data/ruby/lib/mkmf.rb:254:in `open'
>          from /cygdrive/c/Data/ruby/lib/mkmf.rb:280:in `postpone'
>          from /cygdrive/c/Data/ruby/lib/mkmf.rb:789:in `checking_for'
>          from /cygdrive/c/Data/ruby/lib/mkmf.rb:893:in `have_func'
>          from /cygdrive/c/Data/Ruby/ext/bigdecimal/extconf.rb:3:in `<top (required)>'
>          from ./ext/extmk.rb:174:in `load'
>          from ./ext/extmk.rb:174:in `extmake'
>          from ./ext/extmk.rb:468:in `block in<main>'
>          from ./ext/extmk.rb:464:in `each'
>          from ./ext/extmk.rb:464:in `<main>'
> make: *** [exts.mk] エラー 1
>
> duerst@jougashima /cygdrive/c/Data/Ruby
> $
>
>
>