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http://dev.mutt.org/trac/changeset/298194c414f0
Allow tabs in index subject. Closes #3270.
Index: configure.ac
===================================================================
--- configure.ac (revision 5939:199b126a7623)
+++ configure.ac (revision 5958:298194c414f0)
@@ -1216,5 +1216,5 @@
AC_CHECK_HEADERS(wctype.h)
-AC_CHECK_FUNCS(iswalnum iswalpha iswcntrl iswdigit)
+AC_CHECK_FUNCS(iswalnum iswalpha iswblank iswcntrl iswdigit)
AC_CHECK_FUNCS(iswgraph iswlower iswprint iswpunct iswspace iswupper)
AC_CHECK_FUNCS(iswxdigit towupper towlower)
Index: curs_lib.c
===================================================================
--- curs_lib.c (revision 5936:642987450d83)
+++ curs_lib.c (revision 5958:298194c414f0)
@@ -726,5 +726,9 @@
else
{
- if (!IsWPrint (wc))
+ if (!IsWPrint (wc)
+#ifdef HAVE_ISWBLANK
+ && !iswblank (wc)
+#endif
+ )
wc = '?';
w = wcwidth (wc);
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