[glibmm] h2def.py: Accept parameter names beginning with const

[Kjell Ahlstedt <kjellahl src gnome org>]

commit 379d93938569d8a63dfe7c6c7304a7738eb10aeb
Author: Kjell Ahlstedt <kjell ahlstedt bredband net>
Date:   Mon Jan 11 15:13:51 2016 +0100

    h2def.py: Accept parameter names beginning with const
    
    h2def.py misunderstood function declarations where the name of a parameter
    begins with const, e.g. ClutterBindConstraint *constraint.
    https://mail.gnome.org/archives/gtkmm-list/2016-January/msg00004.html

 tools/defs_gen/h2def.py |    2 +-
 1 files changed, 1 insertions(+), 1 deletions(-)
---
diff --git a/tools/defs_gen/h2def.py b/tools/defs_gen/h2def.py
index 1f33771..513ecf8 100755
--- a/tools/defs_gen/h2def.py
+++ b/tools/defs_gen/h2def.py
@@ -349,7 +349,7 @@ def clean_func(buf):
     buf = buf.replace('G_CONST_RETURN ', 'const-')
     buf = buf.replace('const ', 'const-')
     # This is for types such as 'const gchar* const *'
-    buf = buf.replace('* const', '*-const')
+    buf = re.sub(r'\* const\b', '*-const', buf)
 
     #strip GSEAL macros from the middle of function declarations:
     pat = re.compile(r"""GSEAL""", re.VERBOSE)