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.
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.
- AC_CHECK_DECLS([wcwidth], [], [], [
+ AC_CHECK_DECLS([wcwidth], [], [], [[
/* AIX 3.2.5 declares wcwidth in <string.h>. */
#include <string.h>
/* Tru64 with Desktop Toolkit C has a bug: <stdio.h> must be included before
/* AIX 3.2.5 declares wcwidth in <string.h>. */
#include <string.h>
/* Tru64 with Desktop Toolkit C has a bug: <stdio.h> must be included before
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).
AC_CACHE_CHECK([whether wcwidth works reasonably in UTF-8 locales],
[gl_cv_func_wcwidth_works],
[
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).
AC_CACHE_CHECK([whether wcwidth works reasonably in UTF-8 locales],
[gl_cv_func_wcwidth_works],
[
- if (wcwidth (0x0301) > 0 || wcwidth (0x200B) > 0)
- return 1;
- return 0;
-}], [gl_cv_func_wcwidth_works=yes], [gl_cv_func_wcwidth_works=no],
+ {
+ if (wcwidth (0x0301) > 0)
+ result |= 1;
+ if (wcwidth (0x200B) > 0)
+ result |= 2;
+ }
+ return result;
+}]])],
+ [gl_cv_func_wcwidth_works=yes],
+ [gl_cv_func_wcwidth_works=no],
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.
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.