Fix for bootstrapping and wrong script interpreter.

- Improve bootstrapping logic.
  Ref: https://fedoraproject.org/wiki/Packaging:Guidelines#Bootstrapping
- Fix wrong script interpreter for rpmlint.

rubygem-rack.spec

@@ -1,14 +1,13 @@
 %global gem_name rack
 
 # There is circular dependency between thin and rack.
-# Set this to 0 after we've bootstrapped.
-%{!?_with_bootstrap: %global bootstrap 0}
+%{?_with_bootstrap: %global bootstrap 1}
 
 Name: rubygem-%{gem_name}
 Version: 2.0.3
 # Introduce Epoch (related to bug 552972)
 Epoch:  1
-Release: 1%{?dist}
+Release: 2%{?dist}
 Summary: A modular Ruby webserver interface
 Group: Development/Languages
 # lib/rack/show{status,exceptions}.rb contains snippets from Django under BSD license.
@@ -61,6 +60,8 @@ cp -pa .%{_bindir}/* \
         %{buildroot}%{_bindir}/
 
 find %{buildroot}%{gem_instdir}/bin -type f | xargs chmod a+x
+find %{buildroot}%{gem_instdir}/{bin,test/cgi} -type f | \
+  xargs sed -i 's|^#!/usr/bin/env ruby$|#!/usr/bin/ruby|'
 
 # Fix anything executable that does not have a shebang
 for file in `find %{buildroot}/%{gem_instdir} -type f -perm /a+x`; do
@@ -107,6 +108,11 @@ popd
 %doc %{gem_instdir}/contrib
 
 %changelog
+* Fri Jun 09 2017 Jun Aruga <jaruga@redhat.com> - 1:2.0.3-2
+- Improve bootstrapping logic.
+  Ref: https://fedoraproject.org/wiki/Packaging:Guidelines#Bootstrapping
+- Fix wrong script interpreter for rpmlint.
+
 * Thu Jun 01 2017 Steve Traylen <steve.traylen@cern.ch> - 1:2.0.3-1
 - Update to Rack 2.0.3.