From: Victor Stinner <victor.stinner@haypocalc.com>
Date: Tue, 10 Aug 2010 16:37:20 +0000 (+0000)
Subject: Issue #9425: create Py_UNICODE_strrchr() function
X-Git-Tag: v3.2a2~378
X-Git-Url: https://granicus.if.org/sourcecode?a=commitdiff_plain;h=331ea92ade37e5dcf14c44df59e5eda2136b1a8f;p=python

Issue #9425: create Py_UNICODE_strrchr() function
---

diff --git a/Include/unicodeobject.h b/Include/unicodeobject.h
index 6448cdab80..7f5e8fdacf 100644
--- a/Include/unicodeobject.h
+++ b/Include/unicodeobject.h
@@ -1622,6 +1622,10 @@ PyAPI_FUNC(Py_UNICODE*) Py_UNICODE_strchr(
     const Py_UNICODE *s, Py_UNICODE c
     );
 
+PyAPI_FUNC(Py_UNICODE*) Py_UNICODE_strrchr(
+    const Py_UNICODE *s, Py_UNICODE c
+    );
+
 #ifdef __cplusplus
 }
 #endif
diff --git a/Objects/unicodeobject.c b/Objects/unicodeobject.c
index f2d666de12..478f9a976e 100644
--- a/Objects/unicodeobject.c
+++ b/Objects/unicodeobject.c
@@ -9965,6 +9965,19 @@ Py_UNICODE_strchr(const Py_UNICODE *s, Py_UNICODE c)
     return NULL;
 }
 
+Py_UNICODE*
+Py_UNICODE_strrchr(const Py_UNICODE *s, Py_UNICODE c)
+{
+    const Py_UNICODE *p;
+    p = s + Py_UNICODE_strlen(s);
+    while (p != s) {
+        p--;
+        if (*p == c)
+            return (Py_UNICODE*)p;
+    }
+    return NULL;
+}
+
 
 #ifdef __cplusplus
 }