From: Bruno Haible <bruno@clisp.org>
Date: Sun, 21 Oct 2007 19:37:48 +0000 (+0200)
Subject: Allow wcwidth to return -1 in some cases.
X-Git-Url: https://pintos-os.org/cgi-bin/gitweb.cgi?a=commitdiff_plain;h=075d281267ca987ec19bcc9367beee4d19417ea2;p=pspp

Allow wcwidth to return -1 in some cases.
---

diff --git a/ChangeLog b/ChangeLog
index a323203707..3dbaf13d44 100644
--- a/ChangeLog
+++ b/ChangeLog
@@ -1,5 +1,8 @@
 2007-10-21  Bruno Haible  <bruno@clisp.org>
 
+	* tests/test-wcwidth.c (main): Allow negative result for some control
+	characters.
+
 	* m4/wcwidth.m4 (gl_FUNC_WCWIDTH): Check also the width of U+200B.
 	Needed on OSF/1 5.1.
 
diff --git a/tests/test-wcwidth.c b/tests/test-wcwidth.c
index 40c089d964..50c004006f 100644
--- a/tests/test-wcwidth.c
+++ b/tests/test-wcwidth.c
@@ -56,11 +56,11 @@ main ()
       ASSERT (wcwidth (0x05B0) == 0);
 
       /* Test width of some format control characters.  */
-      ASSERT (wcwidth (0x200E) == 0);
+      ASSERT (wcwidth (0x200E) <= 0);
       ASSERT (wcwidth (0x2060) == 0);
 #if 0  /* wchar_t may be only 16 bits.  */
-      ASSERT (wcwidth (0xE0001) == 0);
-      ASSERT (wcwidth (0xE0044) == 0);
+      ASSERT (wcwidth (0xE0001) <= 0);
+      ASSERT (wcwidth (0xE0044) <= 0);
 #endif
 
       /* Test width of some zero width characters.  */