Ignore when clearenv is not found (it is not available in OSX's libc).

postmodern · May 12, 2011 · d75c5b8 · d75c5b8
1 parent d309512
commit d75c5b8
Showing 1 changed file with 6 additions and 1 deletion.
diff --git a/lib/ffi/libc/libc.rb b/lib/ffi/libc/libc.rb
@@ -33,7 +33,12 @@ module LibC
     attach_function :getenv, [:string], :string
     attach_function :putenv, [:string], :int
     attach_function :unsetenv, [:string], :int
-    attach_function :clearenv, [], :int
+
+    begin
+      attach_function :clearenv, [], :int
+    rescue FFI::NotFoundError
+      # clearenv is not available on OSX
+    end
 
     # time.h
     attach_function :time, [:pointer], :time_t