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-rw-r--r--gnulib-m4/wcwidth.m416
1 files changed, 8 insertions, 8 deletions
diff --git a/gnulib-m4/wcwidth.m4 b/gnulib-m4/wcwidth.m4
index 9cacb56..acceba5 100644
--- a/gnulib-m4/wcwidth.m4
+++ b/gnulib-m4/wcwidth.m4
@@ -1,5 +1,5 @@
-# wcwidth.m4 serial 15
-dnl Copyright (C) 2006-2009 Free Software Foundation, Inc.
+# wcwidth.m4 serial 16
+dnl Copyright (C) 2006-2010 Free Software Foundation, Inc.
dnl This file is free software; the Free Software Foundation
dnl gives unlimited permission to copy and/or distribute it,
dnl with or without modifications, as long as this notice is preserved.
@@ -34,9 +34,7 @@ AC_DEFUN([gl_FUNC_WCWIDTH],
HAVE_DECL_WCWIDTH=0
fi
- if test $ac_cv_func_wcwidth = no; then
- REPLACE_WCWIDTH=1
- else
+ if test $ac_cv_func_wcwidth = yes; then
dnl On MacOS X 10.3, wcwidth(0x0301) (COMBINING ACUTE ACCENT) returns 1.
dnl On OSF/1 5.1, wcwidth(0x200B) (ZERO WIDTH SPACE) returns 1.
dnl This leads to bugs in 'ls' (coreutils).
@@ -84,11 +82,13 @@ changequote([,])dnl
*no) REPLACE_WCWIDTH=1 ;;
esac
fi
- if test $REPLACE_WCWIDTH = 1; then
+ if test $ac_cv_func_wcwidth != yes || test $REPLACE_WCWIDTH = 1; then
AC_LIBOBJ([wcwidth])
fi
-
- if test $REPLACE_WCWIDTH = 1 || test $HAVE_DECL_WCWIDTH = 0; then
+ if test $ac_cv_func_wcwidth != yes || test $REPLACE_WCWIDTH = 1 \
+ || test $HAVE_DECL_WCWIDTH = 0; then
gl_REPLACE_WCHAR_H
fi
+ dnl We don't substitute HAVE_WCWIDTH. We assume that if the system does not
+ dnl have the wcwidth function, then it does not declare it.
])