python.rb: better error if easy_install isn't installed

jordansissel · Jul 8, 2011 · 606e872 · 606e872
1 parent 23b21a6
commit 606e872
Showing 1 changed file with 5 additions and 1 deletion.
diff --git a/lib/fpm/source/python.rb b/lib/fpm/source/python.rb
@@ -47,7 +47,11 @@ def download(package, version=nil)
       want_pkg = "#{package}==#{version}"
     end
 
-    system(self[:settings][:easy_install], "--editable", "--build-directory", @tmpdir, want_pkg)
+    return_value = system(self[:settings][:easy_install], "--editable", "--build-directory", @tmpdir, want_pkg)
+
+    if return_value.nil?
+        raise "The execution of #{self[:settings][:easy_install]} failed"
+    end
 
     # easy_install will put stuff in @tmpdir/packagename/, flatten that.
     #  That is, we want @tmpdir/setup.py, and start with