Abort extconf when required headers or libraries are missing

Cyberwatch · Feb 6, 2016 · d1b1af0 · d1b1af0
1 parent 5f394fa
commit d1b1af0
Showing 1 changed file with 10 additions and 3 deletions.
diff --git a/ext/libssh_ruby/extconf.rb b/ext/libssh_ruby/extconf.rb
@@ -6,9 +6,16 @@
   $CFLAGS << ' -Wall -W'
 end
 
-have_header('libssh/libssh.h')
-have_library('ssh')
-have_library('ssh_threads')
+unless have_header('libssh/libssh.h')
+  abort 'Cannot find libssh/libssh.h'
+end
+unless have_library('ssh')
+  abort 'Cannot find libssh'
+end
+unless have_library('ssh_threads')
+  abort 'Cannot find libssh_threads'
+end
+
 have_const('SSH_KEYTYPE_ED25519', 'libssh/libssh.h')
 
 create_makefile('libssh/libssh_ruby')