Base the implementation on the llvmdo script so that we only have to
maintain the logic for "what counts as a source file" in one place.


git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@16442 91177308-0d34-0410-b5e6-96231b3b80d8
diff --git a/utils/llvmgrep b/utils/llvmgrep
index 8a26044..18af434 100755
--- a/utils/llvmgrep
+++ b/utils/llvmgrep
@@ -1,25 +1,10 @@
 #!/bin/sh
 # This is useful because it prints out all of the source files.  Useful for
 # greps.
-PATTERN="$*"
-TOPDIR=`pwd | sed -e 's#(.*/llvm).*#$1#'`
+TOPDIR=`pwd | sed -e 's#\(.*/llvm\).*#\1#'`
 if test -d "$TOPDIR" ; then
   cd $TOPDIR
-  find docs include lib tools utils examples projects -type f \
-      \( -path '*/doxygen/*' -o -path '*/Burg/*' \) -prune -o \
-      -name '*.[cdhylt]*' \
-      \! -name '*~' \
-      \! -name '#*' \
-      \! -name '*.ll' \
-      \! -name '*.lo' \
-      \! -name '*.d' \
-      \! -name '*.dir' \
-      \! -name 'Sparc.burm.c' \
-      \! -name 'llvmAsmParser.cpp' \
-      \! -name 'llvmAsmParser.h' \
-      \! -name 'FileParser.cpp' \
-      \! -name 'FileParser.h' \
-      -exec egrep -H -n "$PATTERN" {} \;
+  ./utils/llvmdo -dirs "include lib tools utils docs examples test projects" egrep -H -n "$*"
 else
   echo "Can't find LLVM top directory in $TOPDIR"
 fi