Skip overwriting ~/.pearrc for PHP 5.3 and older

lib/travis/build/script/php.rb

@@ -31,11 +31,13 @@ def setup
             sh.if "$? -ne 0" do
               install_php_on_demand(version)
             end
-            sh.else do
-              sh.fold "pearrc" do
-                sh.echo "Writing $HOME/.pearrc", ansi: :yellow
-                overwrite_pearrc(version)
-                sh.cmd "pear config-show", echo: true
+            unless php_5_3_or_older?
+              sh.else do
+                sh.fold "pearrc" do
+                  sh.echo "Writing $HOME/.pearrc", ansi: :yellow
+                  overwrite_pearrc(version)
+                  sh.cmd "pear config-show", echo: true
+                end
               end
             end
             sh.cmd "phpenv global #{version}", assert: true
@@ -191,6 +193,10 @@ def composer_self_update
           end
         end
 
+        def php_5_3_or_older?
+          !hhvm? && Gem::Version.new(version) < Gem::Version.new('5.4')
+        end
+
         def overwrite_pearrc(version)
           pear_config = %q(
             [

spec/build/script/php_spec.rb

@@ -40,6 +40,20 @@
     xit { should include_sexp [:cmd, 'curl -s -o archive.tar.bz2 $archive_url && tar xjf archive.tar.bz2 --directory /', timing: true] }
   end
 
+  context 'with php 5.4' do
+    describe 'writes ~/.pearrc if necessary' do
+      before { data[:config][:php] = '5.4' }
+      it { should include_sexp [:echo, 'Writing $HOME/.pearrc', ansi: :yellow] }
+    end
+  end
+
+  context 'with php 5.3' do
+    describe 'does not write ~/.pearrc' do
+      before { data[:config][:php] = '5.3' }
+      it { should_not include_sexp [:echo, 'Writing $HOME/.pearrc', ansi: :yellow] }
+    end
+  end
+
   describe 'installs php 7' do
     before { data[:config][:php] = '7' }
     it { should include_sexp [:cmd, 'ln -s ~/.phpenv/versions/7.0 ~/.phpenv/versions/7', assert: true, timing: true] }