ruby 1.9.3p484
Rails 3.2.11
rubygems version 1.8.3
gem install charlock_holmes -v '0.7.3' -- --with-icu-dir=/usr/lib/x86_64-linux-gnu/icu --with-cxxflags=-std=c++11
Building native extensions. This could take a while...
ERROR: Error installing charlock_holmes:
ERROR: Failed to build gem native extension.
checking for main() in -licui18n... yes
checking for main() in -licui18n... yes
checking for unicode/ucnv.h... yes
checking for main() in -lz... yes
checking for main() in -licuuc... yes
checking for main() in -licudata... yes
creating Makefile
Can't install gem in ubuntu 16.04, tried for various options as: gem install charlock_holmes --version '0.7.3' gem install charlock_holmes -v '0.7.3' -- --with-icu-dir=/usr/share/icu gem install charlock_holmes -v '0.7.3' -- --with-icu-dir=/usr/lib/x86_64-linux-gnu/icu gem install charlock_holmes -v '0.7.3' -- --with-icu-dir=/usr/share/icu --with-cxxflags=-std=c++11 gem install charlock_holmes -v '0.7.3' -- --with-icu-dir=/usr/lib/x86_64-linux-gnu/icu --with-cxxflags=-std=c++11
ruby 1.9.3p484 Rails 3.2.11 rubygems version 1.8.3
gem install charlock_holmes -v '0.7.3' -- --with-icu-dir=/usr/lib/x86_64-linux-gnu/icu --with-cxxflags=-std=c++11 Building native extensions. This could take a while... ERROR: Error installing charlock_holmes: ERROR: Failed to build gem native extension.
checking for main() in -licui18n... yes checking for main() in -licui18n... yes checking for unicode/ucnv.h... yes checking for main() in -lz... yes checking for main() in -licuuc... yes checking for main() in -licudata... yes creating Makefile