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| author | Jörg Frings-Fürst <debian@jff-webhosting.net> | 2017-12-03 20:50:11 +0100 |
|---|---|---|
| committer | Jörg Frings-Fürst <debian@jff-webhosting.net> | 2017-12-03 20:50:11 +0100 |
| commit | 4cf52fc0bc3b80c0ef6c58c5db4413ebdafe661c (patch) | |
| tree | 676b26b024117cf656080a011e3d17b8fb6889af /gnulib-m4/wcwidth.m4 | |
| parent | 1ecbfbb92248e67b564f5b144c4671ccaa86ee2f (diff) | |
| parent | 44ff3127b1e57b703c2a73a24f7ab38e4aad8ae4 (diff) | |
Merge branch 'release/0.9.8-1'0.9.8-1
Diffstat (limited to 'gnulib-m4/wcwidth.m4')
| -rw-r--r-- | gnulib-m4/wcwidth.m4 | 19 |
1 files changed, 16 insertions, 3 deletions
diff --git a/gnulib-m4/wcwidth.m4 b/gnulib-m4/wcwidth.m4 index 7a743c0a..12436063 100644 --- a/gnulib-m4/wcwidth.m4 +++ b/gnulib-m4/wcwidth.m4 @@ -1,5 +1,5 @@ -# wcwidth.m4 serial 23 -dnl Copyright (C) 2006-2016 Free Software Foundation, Inc. +# wcwidth.m4 serial 25 +dnl Copyright (C) 2006-2017 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. @@ -34,7 +34,20 @@ AC_DEFUN([gl_FUNC_WCWIDTH], HAVE_DECL_WCWIDTH=0 fi - if test $ac_cv_func_wcwidth = yes; then + if test $ac_cv_func_wcwidth != yes; then + AC_CACHE_CHECK([whether wcwidth is a macro], + [gl_cv_func_wcwidth_macro], + [AC_EGREP_CPP([wchar_header_defines_wcwidth], [ +#include <wchar.h> +#ifdef wcwidth + wchar_header_defines_wcwidth +#endif], + [gl_cv_func_wcwidth_macro=yes], + [gl_cv_func_wcwidth_macro=no]) + ]) + fi + + if test $ac_cv_func_wcwidth = yes || test $gl_cv_func_wcwidth_macro = yes; then HAVE_WCWIDTH=1 dnl On Mac OS X 10.3, wcwidth(0x0301) (COMBINING ACUTE ACCENT) returns 1. dnl On OpenBSD 5.0, wcwidth(0x05B0) (HEBREW POINT SHEVA) returns 1. |