1 files changed, 31 insertions, 2 deletions
diff --git a/tools/build/src/util/regex.py b/tools/build/src/util/regex.py
index 29e26ecf4..6348c6fb1 100644
--- a/tools/build/src/util/regex.py
+++ b/tools/build/src/util/regex.py
@@ -5,9 +5,12 @@
 
 import re
 
+from b2.util import bjam_signature
+
+
 def transform (list, pattern, indices = [1]):
-    """ Matches all elements of 'list' agains the 'pattern' 
-        and returns a list of the elements indicated by indices of 
+    """ Matches all elements of 'list' agains the 'pattern'
+        and returns a list of the elements indicated by indices of
         all successfull matches. If 'indices' is omitted returns
         a list of first paranthethised groups of all successfull
         matches.
@@ -23,3 +26,29 @@ def transform (list, pattern, indices = [1]):
 
     return result
 
+
+@bjam_signature([['s', 'pattern', 'replacement']])
+def replace(s, pattern, replacement):
+    """Replaces occurrences of a match string in a given
+    string and returns the new string. The match string
+    can be a regex expression.
+
+    Args:
+        s (str):           the string to modify
+        pattern (str):     the search expression
+        replacement (str): the string to replace each match with
+    """
+    return re.sub(pattern, replacement, s)
+
+
+@bjam_signature((['items', '*'], ['match'], ['replacement']))
+def replace_list(items, match, replacement):
+    """Replaces occurrences of a match string in a given list of strings and returns
+    a list of new strings. The match string can be a regex expression.
+
+    Args:
+        items (list):       the list of strings to modify.
+        match (str):        the search expression.
+        replacement (str):  the string to replace with.
+    """
+    return [replace(item, match, replacement) for item in items]