build: preparatory refactoring

[platform/upstream/automake.git] / lib / py-compile

diff --git a/lib/py-compile b/lib/py-compile
index 7aa2425..46ea866 100755 (executable)
--- a/lib/py-compile
+++ b/lib/py-compile
@@ -3,8 +3,7 @@
 
 scriptversion=2011-06-08.12; # UTC
 
-# Copyright (C) 2000, 2001, 2003, 2004, 2005, 2008, 2009, 2011 Free
-# Software Foundation, Inc.
+# Copyright (C) 2000-2013 Free Software Foundation, Inc.
 
 # This program is free software; you can redistribute it and/or modify
 # it under the terms of the GNU General Public License as published by
@@ -37,13 +36,12 @@ me=py-compile
 usage_error ()
 {
   echo "$me: $*" >&2
-  echo "Try \`$me --help' for more information." >&2
+  echo "Try '$me --help' for more information." >&2
   exit 1
 }
 
 basedir=
 destdir=
-files=
 while test $# -ne 0; do
   case "$1" in
     --basedir)
@@ -82,16 +80,21 @@ EOF
       echo "$me $scriptversion"
       exit $?
       ;;
+    --)
+      shift
+      break
+      ;;
     -*)
       usage_error "unrecognized option '$1'"
       ;;
     *)
-      files="$files $1"
+      break
       ;;
   esac
   shift
 done
 
+files=$*
 if test -z "$files"; then
     usage_error "no files given"
 fi
@@ -113,7 +116,7 @@ else
 fi
 
 $PYTHON -c "
-import sys, os, py_compile
+import sys, os, py_compile, imp
 
 files = '''$files'''
 
@@ -126,12 +129,19 @@ for file in files.split():
            continue
     sys.stdout.write(file)
     sys.stdout.flush()
-    py_compile.compile(filepath, filepath + 'c', path)
+    if hasattr(imp, 'get_tag'):
+        py_compile.compile(filepath, imp.cache_from_source(filepath), path)
+    else:
+        py_compile.compile(filepath, filepath + 'c', path)
 sys.stdout.write('\n')" || exit $?
 
 # this will fail for python < 1.5, but that doesn't matter ...
 $PYTHON -O -c "
-import sys, os, py_compile
+import sys, os, py_compile, imp
+
+# pypy does not use .pyo optimization
+if hasattr(sys, 'pypy_translation_info'):
+    sys.exit(0)
 
 files = '''$files'''
 sys.stdout.write('Byte-compiling python modules (optimized versions) ...\n')
@@ -143,7 +153,10 @@ for file in files.split():
            continue
     sys.stdout.write(file)
     sys.stdout.flush()
-    py_compile.compile(filepath, filepath + 'o', path)
+    if hasattr(imp, 'get_tag'):
+        py_compile.compile(filepath, imp.cache_from_source(filepath, False), path)
+    else:
+        py_compile.compile(filepath, filepath + 'o', path)
 sys.stdout.write('\n')" 2>/dev/null || :
 
 # Local Variables: