1 # vasnprintf.m4 serial 11
2 dnl Copyright (C) 2002-2004, 2006-2007 Free Software Foundation, Inc.
3 dnl This file is free software; the Free Software Foundation
4 dnl gives unlimited permission to copy and/or distribute it,
5 dnl with or without modifications, as long as this notice is preserved.
7 AC_DEFUN([gl_FUNC_VASNPRINTF],
9 AC_REQUIRE([gl_EOVERFLOW])
10 AC_CHECK_FUNCS_ONCE([vasnprintf])
11 if test $ac_cv_func_vasnprintf = no; then
16 AC_DEFUN([gl_REPLACE_VASNPRINTF],
18 AC_CHECK_FUNCS_ONCE([vasnprintf])
19 AC_LIBOBJ([vasnprintf])
20 AC_LIBOBJ([printf-args])
21 AC_LIBOBJ([printf-parse])
22 AC_LIBOBJ([asnprintf])
23 if test $ac_cv_func_vasnprintf = yes; then
24 AC_DEFINE([REPLACE_VASNPRINTF], 1,
25 [Define if vasnprintf exists but is overridden by gnulib.])
28 gl_PREREQ_PRINTF_PARSE
33 # Prequisites of lib/printf-args.h, lib/printf-args.c.
34 AC_DEFUN([gl_PREREQ_PRINTF_ARGS],
36 AC_REQUIRE([AC_TYPE_LONG_LONG_INT])
37 AC_REQUIRE([gt_TYPE_LONGDOUBLE])
38 AC_REQUIRE([gt_TYPE_WCHAR_T])
39 AC_REQUIRE([gt_TYPE_WINT_T])
42 # Prequisites of lib/printf-parse.h, lib/printf-parse.c.
43 AC_DEFUN([gl_PREREQ_PRINTF_PARSE],
45 AC_REQUIRE([AC_TYPE_LONG_LONG_INT])
46 AC_REQUIRE([gt_TYPE_LONGDOUBLE])
47 AC_REQUIRE([gt_TYPE_WCHAR_T])
48 AC_REQUIRE([gt_TYPE_WINT_T])
49 AC_REQUIRE([AC_TYPE_SIZE_T])
50 AC_CHECK_TYPES(ptrdiff_t)
51 AC_REQUIRE([gt_AC_TYPE_INTMAX_T])
54 # Prerequisites of lib/vasnprintf.c.
55 AC_DEFUN([gl_PREREQ_VASNPRINTF],
57 AC_REQUIRE([AC_FUNC_ALLOCA])
58 AC_REQUIRE([AC_TYPE_LONG_LONG_INT])
59 AC_REQUIRE([gt_TYPE_LONGDOUBLE])
60 AC_REQUIRE([gt_TYPE_WCHAR_T])
61 AC_REQUIRE([gt_TYPE_WINT_T])
62 AC_CHECK_FUNCS(snprintf wcslen)
65 # Extra prerequisites of lib/vasnprintf.c for supporting the 'a' directive.
66 AC_DEFUN([gl_PREREQ_VASNPRINTF_DIRECTIVE_A],
68 AC_REQUIRE([gl_PRINTF_DIRECTIVE_A])
69 case "$gl_cv_func_printf_directive_a" in
73 AC_DEFINE([NEED_PRINTF_DIRECTIVE_A], 1,
74 [Define if the vasnprintf implementation needs special code for
75 the 'a' and 'A' directives.])
76 AC_CHECK_FUNCS([nl_langinfo])
81 # Prerequisites of lib/asnprintf.c.
82 AC_DEFUN([gl_PREREQ_ASNPRINTF],