Allow preprocessor user functions to access the parsing location

Just requires making Kconfig.filename/linenr public.

'lineno' would be a more standard name, but be consistent with
MenuNode.linenr.

2 files changed, 11 insertions, 0 deletions

diff --git a/tests/Kuserfunctions b/tests/Kuserfunctions
index 89b4442..b0bf630 100644
--- a/tests/Kuserfunctions
+++ b/tests/Kuserfunctions
@@ -9,3 +9,6 @@ one-two  = $(one,foo bar,baz)
 one-or-more-zero  = $(one-or-more)
 one-or-more-one   = $(one-or-more,foo)
 one-or-more-three = $(one-or-more,foo,bar,baz)
+
+location-1 := $(location)
+location-2 := $(location)
diff --git a/tests/kconfigfunctions.py b/tests/kconfigfunctions.py
index e760468..8f35511 100644
--- a/tests/kconfigfunctions.py
+++ b/tests/kconfigfunctions.py
@@ -1,14 +1,22 @@
 def add(kconf, name, *args):
     return str(sum(map(int, args)))
 
+
 def one(kconf, name, s):
     return name + 2*s
 
+
 def one_or_more(kconf, name, arg, *args):
     return arg + " + " + ",".join(args)
 
+
+def location(kconf, name):
+    return "{}:{}".format(kconf.filename, kconf.linenr)
+
+
 functions = {
     "add":         (add,         0, None),
     "one":         (one,         1,    1),
     "one-or-more": (one_or_more, 1, None),
+    "location":    (location,    0,    0),
 }