构建本机扩展。这可能需要一段时间。。。错误：安装rmagick时出错：错误：无法构建gem本机扩展。
current directory: /home/ec2-user/.rvm/gems/ruby-2.6.5/gems/rmagick-4.2.2/ext/RMagick
/home/ec2 user/.rvm/rubies/ruby-2.6.5/bin/ruby-I/home/ec2 user/.rvm-rubies/rubey-2.6.5/lib/ruby/site_ruby/2.6.0-r/siteconf20210806-10706-10mubyf.rb extconf.rb正在检查啤酒。。。不正在检查pacman。。。不检查Ruby版本>=2.3.0…是正在检查pkg配置。。。对正在检查过时的ImageMagick版本(<=6.7.7(…否正在检查gcc。。。对检查GNUC…***extconf.rb失败***由于某些原因，无法创建Makefile，可能缺少必要的库和/或标头。有关详细信息，请查看mkmf.log文件。你可以需要配置选项。
提供的配置选项：--带opt-dir--不带opt-dir--带有opt-include--不带opt-include=$｛opt-dir｝/include--使用opt-lib--不带opt-lib=$｛opt-dir｝/lib--使用make prog--没有make prog--srcdir=。--curdir--ruby=/home/ec2 user/.rvm/rubies/ruby-2.6.5/bin/$(ruby_BASE_NAME(/home/ec2 user/.rvm/rubies/ruby-2.6.5/lib/ruby/2.6.0/mkmf.rb:467:在try_compile'中的try_do': The compiler failed to generate an executable file. (RuntimeError) You have to install development tools first. from /home/ec2-user/.rvm/rubies/ruby-2.6.5/lib/ruby/2.6.0/mkmf.rb:585:in块中来自/home/ec2 user/.rvm/rubies/ruby-2.6.5/lib/ruby/2.6.0/mkmf.rb:534:在with_werror' from /home/ec2-user/.rvm/rubies/ruby-2.6.5/lib/ruby/2.6.0/mkmf.rb:585:intry_compile'中来自/home/ec2 user/.rvm/rubies/ruby-2.6.5/lib/ruby/2.6.0/mkmf.rb:852：在have_macro中的macro_defined?' from /home/ec2-user/.rvm/rubies/ruby-2.6.5/lib/ruby/2.6.0/mkmf.rb:994:in块中来自/home/ec2 user/.rvm/rubies/ruby-2.6.5/lib/ruby/2.6.0/mkmf.rb:959:在延迟中的block in checking_for' from /home/ec2-user/.rvm/rubies/ruby-2.6.5/lib/ruby/2.6.0/mkmf.rb:361:in块(2级(中来自/home/ec2 user/.rvm/rubies/ruby-2.6.5/lib/ruby/2.6.0/mkmf.rb:331:在延迟中的open' from /home/ec2-user/.rvm/rubies/ruby-2.6.5/lib/ruby/2.6.0/mkmf.rb:361:in块中来自/home/ec2 user/.rvm/rubies/ruby-2.6.5/lib/ruby/2.6.0/mkmf.rb:331:在open' from /home/ec2-user/.rvm/rubies/ruby-2.6.5/lib/ruby/2.6.0/mkmf.rb:357:in中推迟'来自/home/ec2 user/.rvm/rubies/ruby-2.6.5/lib/ruby/2.6.0/mkmf.rb:958:在checking_for' from /home/ec2-user/.rvm/rubies/ruby-2.6.5/lib/ruby/2.6.0/mkmf.rb:993:inhave_macro'中来自extconf.rb:99:inconfigure_compile_options' from extconf.rb:19:ininitialize'来自extconf.rb:398：在new' from extconf.rb:398:in'中
要了解此扩展无法编译的原因，请查看mkmf.log，它可以在以下位置找到：
/home/ec2 user/.rvm/gems/ruby-2.6.5/extensions/x86_64-linux/2.6.0/rmagick-4.2.2/kmf.log
extconf失败，退出代码1
Gem文件将保持安装在/home/ec2 user/.rvm/gems/ruby-2.6.5/gems/rmagick-4.2.2中进行检查。结果记录到/home/ec2 user/.rvm/gems/ruby-2.6.5/extensions/x86_64-linux/2.6.0/rmagick-4.2.2/gem_make.out
- sudo yum-y安装ImageMagick-ImageMagick-devel
- convert-version输出：
版本：ImageMagick 6.9.10-68 Q16 x86_64 2021-02-03https://imagemagick.org版权所有：©1999-2019 ImageMagick Studio LLC许可证：https://imagemagick.org/script/license.php特点：密码DPC模块OpenMP(3.1(委托(内置(：bzlib fontconfig freetype gslib jng jpeg lcms ltdl lzma png ps tiff wmf x xml zlib3.gem安装rmagick如果你仍然得到错误遵循以下命令
- sudo ln-s/usr/lib/gcc/x86_64-amazon-linux/4.8.5/libgomp.spec/usr/lib64/libgomp.spec
- sudo ln-s/usr/lib/gcc/x86_64-amazon-linux/4.8.5/libgomp.a/usr/lib64/libgomp.a
- sudo ln-s/usr/lib64/libgomp.so1.0.0/usr/lib64/liggomp.so然后再次运行geminstall-ragick，一切都完成了
您可以在下面找到链接https://senrenseyo.com/20210811/rails6_rmagick/