-# vasnprintf.m4 serial 10
+# vasnprintf.m4 serial 20
dnl Copyright (C) 2002-2004, 2006-2007 Free Software Foundation, Inc.
dnl This file is free software; the Free Software Foundation
dnl gives unlimited permission to copy and/or distribute it,
AC_DEFUN([gl_PREREQ_PRINTF_ARGS],
[
AC_REQUIRE([AC_TYPE_LONG_LONG_INT])
- AC_REQUIRE([gt_TYPE_LONGDOUBLE])
AC_REQUIRE([gt_TYPE_WCHAR_T])
AC_REQUIRE([gt_TYPE_WINT_T])
])
AC_DEFUN([gl_PREREQ_PRINTF_PARSE],
[
AC_REQUIRE([AC_TYPE_LONG_LONG_INT])
- AC_REQUIRE([gt_TYPE_LONGDOUBLE])
AC_REQUIRE([gt_TYPE_WCHAR_T])
AC_REQUIRE([gt_TYPE_WINT_T])
AC_REQUIRE([AC_TYPE_SIZE_T])
[
AC_REQUIRE([AC_FUNC_ALLOCA])
AC_REQUIRE([AC_TYPE_LONG_LONG_INT])
- AC_REQUIRE([gt_TYPE_LONGDOUBLE])
AC_REQUIRE([gt_TYPE_WCHAR_T])
AC_REQUIRE([gt_TYPE_WINT_T])
AC_CHECK_FUNCS(snprintf wcslen)
+ dnl Use the _snprintf function only if it is declared (because on NetBSD it
+ dnl is defined as a weak alias of snprintf; we prefer to use the latter).
+ AC_CHECK_DECLS([_snprintf], , , [#include <stdio.h>])
+])
+
+# Extra prerequisites of lib/vasnprintf.c for supporting 'long double'
+# arguments.
+AC_DEFUN([gl_PREREQ_VASNPRINTF_LONG_DOUBLE],
+[
+ AC_REQUIRE([gl_PRINTF_LONG_DOUBLE])
+ case "$gl_cv_func_printf_long_double" in
+ *yes)
+ ;;
+ *)
+ AC_DEFINE([NEED_PRINTF_LONG_DOUBLE], 1,
+ [Define if the vasnprintf implementation needs special code for
+ 'long double' arguments.])
+ ;;
+ esac
+])
+
+# Extra prerequisites of lib/vasnprintf.c for supporting infinite 'double'
+# arguments.
+AC_DEFUN([gl_PREREQ_VASNPRINTF_INFINITE_DOUBLE],
+[
+ AC_REQUIRE([gl_PRINTF_INFINITE])
+ case "$gl_cv_func_printf_infinite" in
+ *yes)
+ ;;
+ *)
+ AC_DEFINE([NEED_PRINTF_INFINITE_DOUBLE], 1,
+ [Define if the vasnprintf implementation needs special code for
+ infinite 'double' arguments.])
+ ;;
+ esac
+])
+
+# Extra prerequisites of lib/vasnprintf.c for supporting infinite 'long double'
+# arguments.
+AC_DEFUN([gl_PREREQ_VASNPRINTF_INFINITE_LONG_DOUBLE],
+[
+ AC_REQUIRE([gl_PRINTF_INFINITE_LONG_DOUBLE])
+ dnl There is no need to set NEED_PRINTF_INFINITE_LONG_DOUBLE if
+ dnl NEED_PRINTF_LONG_DOUBLE is already set.
+ AC_REQUIRE([gl_PREREQ_VASNPRINTF_LONG_DOUBLE])
+ case "$gl_cv_func_printf_long_double" in
+ *yes)
+ case "$gl_cv_func_printf_infinite_long_double" in
+ *yes)
+ ;;
+ *)
+ AC_DEFINE([NEED_PRINTF_INFINITE_LONG_DOUBLE], 1,
+ [Define if the vasnprintf implementation needs special code for
+ infinite 'long double' arguments.])
+ ;;
+ esac
+ ;;
+ esac
])
# Extra prerequisites of lib/vasnprintf.c for supporting the 'a' directive.
AC_REQUIRE([gl_PRINTF_DIRECTIVE_A])
case "$gl_cv_func_printf_directive_a" in
*yes)
+ ;;
+ *)
AC_DEFINE([NEED_PRINTF_DIRECTIVE_A], 1,
[Define if the vasnprintf implementation needs special code for
the 'a' and 'A' directives.])
esac
])
+# Extra prerequisites of lib/vasnprintf.c for supporting the 'F' directive.
+AC_DEFUN([gl_PREREQ_VASNPRINTF_DIRECTIVE_F],
+[
+ AC_REQUIRE([gl_PRINTF_DIRECTIVE_F])
+ case "$gl_cv_func_printf_directive_f" in
+ *yes)
+ ;;
+ *)
+ AC_DEFINE([NEED_PRINTF_DIRECTIVE_F], 1,
+ [Define if the vasnprintf implementation needs special code for
+ the 'F' directive.])
+ ;;
+ esac
+])
+
+# Extra prerequisites of lib/vasnprintf.c for supporting the ' flag.
+AC_DEFUN([gl_PREREQ_VASNPRINTF_FLAG_GROUPING],
+[
+ AC_REQUIRE([gl_PRINTF_FLAG_GROUPING])
+ case "$gl_cv_func_printf_flag_grouping" in
+ *yes)
+ ;;
+ *)
+ AC_DEFINE([NEED_PRINTF_FLAG_GROUPING], 1,
+ [Define if the vasnprintf implementation needs special code for the
+ ' flag.])
+ ;;
+ esac
+])
+
+# Extra prerequisites of lib/vasnprintf.c for supporting the 0 flag.
+AC_DEFUN([gl_PREREQ_VASNPRINTF_FLAG_ZERO],
+[
+ AC_REQUIRE([gl_PRINTF_FLAG_ZERO])
+ case "$gl_cv_func_printf_flag_zero" in
+ *yes)
+ ;;
+ *)
+ AC_DEFINE([NEED_PRINTF_FLAG_ZERO], 1,
+ [Define if the vasnprintf implementation needs special code for the
+ 0 flag.])
+ ;;
+ esac
+])
+
+# Prerequisites of lib/vasnprintf.c including all extras for POSIX compliance.
+AC_DEFUN([gl_PREREQ_VASNPRINTF_WITH_EXTRAS],
+[
+ AC_REQUIRE([gl_PREREQ_VASNPRINTF])
+ gl_PREREQ_VASNPRINTF_LONG_DOUBLE
+ gl_PREREQ_VASNPRINTF_INFINITE_DOUBLE
+ gl_PREREQ_VASNPRINTF_INFINITE_LONG_DOUBLE
+ gl_PREREQ_VASNPRINTF_DIRECTIVE_A
+ gl_PREREQ_VASNPRINTF_DIRECTIVE_F
+ gl_PREREQ_VASNPRINTF_FLAG_GROUPING
+ gl_PREREQ_VASNPRINTF_FLAG_ZERO
+])
+
# Prerequisites of lib/asnprintf.c.
AC_DEFUN([gl_PREREQ_ASNPRINTF],
[