Update classes to use lib/oe

Adapt modifications from upstream to make Poky classes use lib/oe for the
common Python functionality.

Signed-off-by: Joshua Lock <josh@linux.intel.com>

meta/classes/utils.bbclass

@@ -1,12 +1,42 @@
-# like os.path.join but doesn't treat absolute RHS specially
+# For compatibility
 def base_path_join(a, *p):
-    path = a
-    for b in p:
-        if path == '' or path.endswith('/'):
-            path +=  b
-        else:
-            path += '/' + b
-    return path
+    return oe.path.join(a, *p)
+
+def base_path_relative(src, dest):
+    return oe.path.relative(src, dest)
+
+def base_path_out(path, d):
+    return oe.path.format_display(path, d)
+
+def base_read_file(filename):
+    return oe.utils.read_file(filename)
+
+def base_ifelse(condition, iftrue = True, iffalse = False):
+    return oe.utils.ifelse(condition, iftrue, iffalse)
+
+def base_conditional(variable, checkvalue, truevalue, falsevalue, d):
+    return oe.utils.conditional(variable, checkvalue, truevalue, falsevalue, d)
+
+def base_less_or_equal(variable, checkvalue, truevalue, falsevalue, d):
+    return oe.utils.less_or_equal(variable, checkvalue, truevalue, falsevalue, d)
+
+def base_version_less_or_equal(variable, checkvalue, truevalue, falsevalue, d):
+    return oe.utils.version_less_or_equal(variable, checkvalue, truevalue, falsevalue, d)
+
+def base_contains(variable, checkvalues, truevalue, falsevalue, d):
+    return oe.utils.contains(variable, checkvalues, truevalue, falsevalue, d)
+
+def base_both_contain(variable1, variable2, checkvalue, d):
+    return oe.utils.both_contain(variable1, variable2, checkvalue, d)
+
+def base_prune_suffix(var, suffixes, d):
+    return oe.utils.prune_suffix(var, suffixes, d)
+
+def oe_filter(f, str, d):
+    return oe.utils.str_filter(f, str, d)
+
+def oe_filter_out(f, str, d):
+    return oe.utils.str_filter_out(f, str, d)
 
 # for MD5/SHA handling
 def base_chk_load_parser(config_path):
@@ -80,67 +110,6 @@ def base_chk_file(parser, pn, pv, src_uri, localpath, data):
 
     return True
 
-def base_read_file(filename):
-	try:
-		f = file( filename, "r" )
-	except IOError, reason:
-		return "" # WARNING: can't raise an error now because of the new RDEPENDS handling. This is a bit ugly. :M:
-	else:
-		return f.read().strip()
-	return None
-
-def base_conditional(variable, checkvalue, truevalue, falsevalue, d):
-	if bb.data.getVar(variable,d,1) == checkvalue:
-		return truevalue
-	else:
-		return falsevalue
-
-def base_less_or_equal(variable, checkvalue, truevalue, falsevalue, d):
-	if float(bb.data.getVar(variable,d,1)) <= float(checkvalue):
-		return truevalue
-	else:
-		return falsevalue
-
-def base_version_less_or_equal(variable, checkvalue, truevalue, falsevalue, d):
-    result = bb.vercmp(bb.data.getVar(variable,d,True), checkvalue)
-    if result <= 0:
-        return truevalue
-    else:
-        return falsevalue
-
-def base_contains(variable, checkvalues, truevalue, falsevalue, d):
-	matches = 0
-	if type(checkvalues).__name__ == "str":
-		checkvalues = [checkvalues]
-	for value in checkvalues:
-		if bb.data.getVar(variable,d,1).find(value) != -1:	
-			matches = matches + 1
-	if matches == len(checkvalues):
-		return truevalue		
-	return falsevalue
-
-def base_both_contain(variable1, variable2, checkvalue, d):
-       if bb.data.getVar(variable1,d,1).find(checkvalue) != -1 and bb.data.getVar(variable2,d,1).find(checkvalue) != -1:
-               return checkvalue
-       else:
-               return ""
-
-def base_prune_suffix(var, suffixes, d):
-    # See if var ends with any of the suffixes listed and 
-    # remove it if found
-    for suffix in suffixes:
-        if var.endswith(suffix):
-            return var.replace(suffix, "")
-    return var
-
-def oe_filter(f, str, d):
-	from re import match
-	return " ".join(filter(lambda x: match(f, x, 0), str.split()))
-
-def oe_filter_out(f, str, d):
-	from re import match
-	return " ".join(filter(lambda x: not match(f, x, 0), str.split()))
-
 oe_soinstall() {
 	# Purpose: Install shared library file and
 	#          create the necessary links