chmod/test cleanups and Jython compatibility (backport from trunk)

--HG--
branch : setuptools-0.6
extra : convert_revision : svn%3A6015fed2-1504-0410-9fe1-9d1591cc4771/sandbox/branches/setuptools-0.6%4060062

EasyInstall.txt

@@ -1241,6 +1241,10 @@ Release Notes/Change History
 
  * Fixed not picking up dependency links from recursive dependencies.
 
+ * Only make ``.py``, ``.dll`` and ``.so`` files executable when unpacking eggs
+
+ * Changes for Jython compatibility
+
 0.6c7
  * ``ftp:`` download URLs now work correctly.
 

setuptools.txt

@@ -2618,6 +2618,8 @@ Release Notes/Change History
 
  * Updated Pyrex support to work with Pyrex 0.9.6 and higher.
 
+ * Minor changes for Jython compatibility
+
 0.6c7
  * Fixed ``distutils.filelist.findall()`` crashing on broken symlinks, and 
    ``egg_info`` command failing on new, uncommitted SVN directories.

setuptools/command/bdist_egg.py

@@ -382,7 +382,7 @@ def analyze_egg(egg_dir, stubs):
     for flag,fn in safety_flags.items():
         if os.path.exists(os.path.join(egg_dir,'EGG-INFO',fn)):
             return flag
-
+    if not can_scan(): return False
     safe = True
     for base, dirs, files in walk_egg(egg_dir):
         for name in files:
@@ -448,6 +448,47 @@ def iter_symbols(code):
         elif isinstance(const,CodeType):
             for name in iter_symbols(const):
                 yield name
+
+def can_scan():
+    if not sys.platform.startswith('java') and sys.platform != 'cli':
+        # CPython, PyPy, etc.
+        return True
+    log.warn("Unable to analyze compiled code on this platform.")
+    log.warn("Please ask the author to include a 'zip_safe'"
+             " setting (either True or False) in the package's setup.py")
+
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 # Attribute names of options for commands that might need to be convinced to
 # install to the egg build directory

setuptools/command/easy_install.py

@@ -608,10 +608,10 @@ Please make the appropriate changes for your system and try again.
             f = open(target,"w"+mode)
             f.write(contents)
             f.close()
-            try:
-                os.chmod(target,0755)
-            except (AttributeError, os.error):
-                pass
+            chmod(target,0755)
+
+
+
 
     def install_eggs(self, spec, dist_filename, tmpdir):
         # .egg dirs or files are already built, so just return them
@@ -988,18 +988,18 @@ See the setuptools documentation for the "develop" command for more info.
         def pf(src,dst):
             if dst.endswith('.py') and not src.startswith('EGG-INFO/'):
                 to_compile.append(dst)
-            self.unpack_progress(src,dst); to_chmod.append(dst)
+                to_chmod.append(dst)
+            elif dst.endswith('.dll') or dst.endswith('.so'):
+                to_chmod.append(dst)
+            self.unpack_progress(src,dst)
             return not self.dry_run and dst or None
 
         unpack_archive(egg_path, destination, pf)
         self.byte_compile(to_compile)
         if not self.dry_run:
-            flags = stat.S_IXGRP|stat.S_IXGRP
             for f in to_chmod:
-                mode = ((os.stat(f)[stat.ST_MODE]) | 0555) & 07777
-                log.debug("changing mode of %s to %o", f, mode)
-                os.chmod(f, mode)
-
+                mode = ((os.stat(f)[stat.ST_MODE]) | 0555) & 07755
+                chmod(f, mode)
 
     def byte_compile(self, to_compile):
         from distutils.util import byte_compile
@@ -1435,7 +1435,7 @@ def get_script_header(script_text, executable=sys_executable, wininst=False):
 
 def auto_chmod(func, arg, exc):
     if func is os.remove and os.name=='nt':
-        os.chmod(arg, stat.S_IWRITE)
+        chmod(arg, stat.S_IWRITE)
         return func(arg)
     exc = sys.exc_info()
     raise exc[0], (exc[1][0], exc[1][1] + (" %s %s" % (func,arg)))
@@ -1530,18 +1530,18 @@ def is_python_script(script_text, filename):
 
     return False    # Not any Python I can recognize
 
+try:
+    from os import chmod as _chmod
+except ImportError:
+    # Jython compatibility
+    def _chmod(*args): pass
 
-
-
-
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-
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-
+def chmod(path, mode):
+    log.debug("changing mode of %s to %o", path, mode)
+    try:
+        _chmod(path, mode)
+    except os.error, e:
+        log.debug("chmod failed: %s", e)
 
 
 

setuptools/command/install_scripts.py

 from distutils.command.install_scripts import install_scripts \
      as _install_scripts
-from easy_install import get_script_args, sys_executable
+from easy_install import get_script_args, sys_executable, chmod
 from pkg_resources import Distribution, PathMetadata, ensure_directory
 import os
 from distutils import log
@@ -50,10 +50,10 @@ class install_scripts(_install_scripts):
             f = open(target,"w"+mode)
             f.write(contents)
             f.close()
-            try:
-                os.chmod(target,0755)
-            except (AttributeError, os.error):
-                pass
+            chmod(target,0755)
+
+
+
 
 
 

setuptools/tests/test_packageindex.py

@@ -2,7 +2,7 @@
 """
 # More would be better!
 
-import os, shutil, tempfile, unittest
+import os, shutil, tempfile, unittest, urllib2
 import pkg_resources
 import setuptools.package_index
 
@@ -12,8 +12,8 @@ class TestPackageIndex(unittest.TestCase):
         index = setuptools.package_index.PackageIndex()
         url = 'http://127.0.0.1/nonesuch/test_package_index'
         try:
-            index.open_url(url)
+            v = index.open_url(url)
         except Exception, v:
             self.assert_(url in str(v))
         else:
-            self.assert_(False)
+            self.assert_(isinstance(v,urllib2.HTTPError))

setuptools/tests/test_resources.py

@@ -39,8 +39,6 @@ class DistroTests(TestCase):
         # But only 1 package
         self.assertEqual(list(ad), ['foopkg'])
 
-
-
         # Distributions sort by version
         self.assertEqual(
             [dist.version for dist in ad['FooPkg']], ['1.4','1.3-1','1.2']
@@ -255,14 +253,15 @@ class EntryPointTests(TestCase):
             else: raise AssertionError("Should've been bad", ep)
 
     def checkSubMap(self, m):
-        self.assertEqual(str(m),
-            "{'feature2': EntryPoint.parse("
-                "'feature2 = another.module:SomeClass [extra1,extra2]'), "
-            "'feature3': EntryPoint.parse('feature3 = this.module [something]'), "
-            "'feature1': EntryPoint.parse("
-                "'feature1 = somemodule:somefunction')}"
-        )
-
+        self.assertEqual(len(m), len(self.submap_expect))
+        for key, ep in self.submap_expect.iteritems():
+            self.assertEqual(repr(m.get(key)), repr(ep))
+
+    submap_expect = dict(
+        feature1=EntryPoint('feature1', 'somemodule', ['somefunction']),
+        feature2=EntryPoint('feature2', 'another.module', ['SomeClass'], ['extra1','extra2']),
+        feature3=EntryPoint('feature3', 'this.module', extras=['something'])
+    )
     submap_str = """
             # define features for blah blah
             feature1 = somemodule:somefunction
@@ -286,7 +285,6 @@ class EntryPointTests(TestCase):
         self.assertRaises(ValueError, EntryPoint.parse_map, ["[xyz]", "[xyz]"])
         self.assertRaises(ValueError, EntryPoint.parse_map, self.submap_str)
 
-
 class RequirementsTests(TestCase):
 
     def testBasics(self):