Set correct site-package directory, fix 'str * -1', add sys.dont_write_bytecode

from_cpython/Lib/distutils/sysconfig.py

@@ -126,12 +126,17 @@ def get_python_lib(plat_specific=0, standard_lib=0, prefix=None):
         prefix = plat_specific and EXEC_PREFIX or PREFIX
 
     if os.name == "posix":
+        # Pyston change
+        # libpython = os.path.join(prefix,
+        #                         "lib", "python" + get_python_version())
         libpython = os.path.join(prefix,
-                                 "lib", "python" + get_python_version())
+                                 "from_cpython", "Lib")
         if standard_lib:
             return libpython
         else:
-            return os.path.join(libpython, "site-packages")
+            # Pyston change
+            # return os.path.join(libpython, "site-packages")
+            return os.path.join(prefix, "site-packages")
 
     elif os.name == "nt":
         if standard_lib:

src/runtime/builtin_modules/sys.cpp

@@ -311,6 +311,9 @@ void setupSys() {
     sys_module->giveAttr("path_hooks", new BoxedList());
     sys_module->giveAttr("path_importer_cache", new BoxedDict());
 
+    // As we don't support compile() etc yet force 'dont_write_bytecode' to true.
+    sys_module->giveAttr("dont_write_bytecode", True);
+
     sys_module->giveAttr("prefix", boxStrConstant(Py_GetPrefix()));
     sys_module->giveAttr("exec_prefix", boxStrConstant(Py_GetExecPrefix()));
 

src/runtime/str.cpp

@@ -1106,6 +1106,8 @@ extern "C" Box* strMul(BoxedString* lhs, Box* rhs) {
         n = static_cast<BoxedInt*>(rhs)->n;
     else
         return NotImplemented;
+    if (n <= 0)
+        return boxString("");
 
     // TODO: use createUninitializedString and getWriteableStringContents
     int sz = lhs->size();

test/tests/str_functions.py

@@ -166,3 +166,5 @@ print "1".zfill(3), "+1".zfill(3), "-1".zfill(3), "0".zfill(3)
 
 it = iter("hello world")
 print list(it)
+
+print "'{0}' '{1}'".format("Hello " * 3, "Hello " * -3)