Fix regex used in compileAttributes

Author: kevinushey

ChangeLog

@@ -1,3 +1,8 @@
+2014-11-08  Kevin Ushey  <kevinushey@gmail.com>
+
+        * R/Attributes.R: Fix regular expression used to find source files for
+        compileAttributes
+
 2014-11-02  Dirk Eddelbuettel  <edd@debian.org>
 
         * inst/unitTests/RcppTestA: Rename to inst/unitTests/testRcppPackage

R/Attributes.R

@@ -366,7 +366,7 @@ compileAttributes <- function(pkgdir = ".", verbose = getOption("verbose")) {
         dir.create(rDir)
 
     # get a list of all source files
-    cppFiles <- list.files(srcDir, pattern = "\\.(c(c|pp))|(h(pp)?)$")
+    cppFiles <- list.files(srcDir, pattern = "\\.((c(c|pp))|(h(pp)?))$")
 
     # derive base names (will be used for modules)
     cppFileBasenames <- tools::file_path_sans_ext(cppFiles)