Issue #7880: Fix sysconfig when the python executable is a symbolic link.
diff --git a/Lib/test/test_sysconfig.py b/Lib/test/test_sysconfig.py
index c8bae73..606ccd0 100644
--- a/Lib/test/test_sysconfig.py
+++ b/Lib/test/test_sysconfig.py
@@ -8,9 +8,10 @@
 import sys
 import os
 import shutil
+import subprocess
 from copy import copy, deepcopy
 
-from test.test_support import run_unittest, TESTFN
+from test.test_support import run_unittest, TESTFN, unlink, get_attribute
 
 import sysconfig
 from sysconfig import (get_paths, get_platform, get_config_vars,
@@ -238,6 +239,23 @@
                   'posix_prefix', 'posix_user')
         self.assertEquals(get_scheme_names(), wanted)
 
+    def test_symlink(self):
+        # Issue 7880
+        symlink = get_attribute(os, "symlink")
+        def get(python):
+            cmd = [python, '-c',
+                   'import sysconfig; print sysconfig.get_platform()']
+            p = subprocess.Popen(cmd, stdout=subprocess.PIPE,
+                                      stderr=subprocess.PIPE)
+            return p.communicate()
+        real = os.path.realpath(sys.executable)
+        link = os.path.abspath(TESTFN)
+        symlink(real, link)
+        try:
+            self.assertEqual(get(real), get(link))
+        finally:
+            unlink(link)
+
 
 def test_main():
     run_unittest(TestSysConfig)