pkg-monitoring-plugins/gl/m4/vasnprintf.m4

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# vasnprintf.m4 serial 31
dnl Copyright (C) 2002-2004, 2006-2010 Free Software Foundation, Inc.
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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_DEFUN([gl_FUNC_VASNPRINTF],
[
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AC_CHECK_FUNCS_ONCE([vasnprintf])
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if test $ac_cv_func_vasnprintf = no; then
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gl_REPLACE_VASNPRINTF
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fi
])
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AC_DEFUN([gl_REPLACE_VASNPRINTF],
[
AC_CHECK_FUNCS_ONCE([vasnprintf])
AC_LIBOBJ([vasnprintf])
AC_LIBOBJ([printf-args])
AC_LIBOBJ([printf-parse])
AC_LIBOBJ([asnprintf])
if test $ac_cv_func_vasnprintf = yes; then
AC_DEFINE([REPLACE_VASNPRINTF], [1],
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[Define if vasnprintf exists but is overridden by gnulib.])
fi
gl_PREREQ_PRINTF_ARGS
gl_PREREQ_PRINTF_PARSE
gl_PREREQ_VASNPRINTF
gl_PREREQ_ASNPRINTF
])
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# Prequisites of lib/printf-args.h, lib/printf-args.c.
AC_DEFUN([gl_PREREQ_PRINTF_ARGS],
[
AC_REQUIRE([AC_TYPE_LONG_LONG_INT])
AC_REQUIRE([gt_TYPE_WCHAR_T])
AC_REQUIRE([gt_TYPE_WINT_T])
])
# Prequisites of lib/printf-parse.h, lib/printf-parse.c.
AC_DEFUN([gl_PREREQ_PRINTF_PARSE],
[
AC_REQUIRE([AC_TYPE_LONG_LONG_INT])
AC_REQUIRE([gt_TYPE_WCHAR_T])
AC_REQUIRE([gt_TYPE_WINT_T])
AC_REQUIRE([AC_TYPE_SIZE_T])
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AC_CHECK_TYPE([ptrdiff_t], ,
[AC_DEFINE([ptrdiff_t], [long],
[Define as the type of the result of subtracting two pointers, if the system doesn't define it.])
])
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AC_REQUIRE([gt_AC_TYPE_INTMAX_T])
])
# Prerequisites of lib/vasnprintf.c.
AC_DEFUN_ONCE([gl_PREREQ_VASNPRINTF],
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[
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AC_REQUIRE([AC_C_INLINE])
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AC_REQUIRE([AC_FUNC_ALLOCA])
AC_REQUIRE([AC_TYPE_LONG_LONG_INT])
AC_REQUIRE([gt_TYPE_WCHAR_T])
AC_REQUIRE([gt_TYPE_WINT_T])
AC_CHECK_FUNCS([snprintf strnlen wcslen wcsnlen mbrtowc wcrtomb])
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dnl Use the _snprintf function only if it is declared (because on NetBSD it
dnl is defined as a weak alias of snprintf; we prefer to use the latter).
AC_CHECK_DECLS([_snprintf], , , [#include <stdio.h>])
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dnl We can avoid a lot of code by assuming that snprintf's return value
dnl conforms to ISO C99. So check that.
AC_REQUIRE([gl_SNPRINTF_RETVAL_C99])
case "$gl_cv_func_snprintf_retval_c99" in
*yes)
AC_DEFINE([HAVE_SNPRINTF_RETVAL_C99], [1],
[Define if the return value of the snprintf function is the number of
of bytes (excluding the terminating NUL) that would have been produced
if the buffer had been large enough.])
;;
esac
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])
# Extra prerequisites of lib/vasnprintf.c for supporting 'long double'
# arguments.
AC_DEFUN_ONCE([gl_PREREQ_VASNPRINTF_LONG_DOUBLE],
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[
AC_REQUIRE([gl_PRINTF_LONG_DOUBLE])
case "$gl_cv_func_printf_long_double" in
*yes)
;;
*)
AC_DEFINE([NEED_PRINTF_LONG_DOUBLE], [1],
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[Define if the vasnprintf implementation needs special code for
'long double' arguments.])
;;
esac
])
# Extra prerequisites of lib/vasnprintf.c for supporting infinite 'double'
# arguments.
AC_DEFUN([gl_PREREQ_VASNPRINTF_INFINITE_DOUBLE],
[
AC_REQUIRE([gl_PRINTF_INFINITE])
case "$gl_cv_func_printf_infinite" in
*yes)
;;
*)
AC_DEFINE([NEED_PRINTF_INFINITE_DOUBLE], [1],
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[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],
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[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_DEFUN([gl_PREREQ_VASNPRINTF_DIRECTIVE_A],
[
AC_REQUIRE([gl_PRINTF_DIRECTIVE_A])
case "$gl_cv_func_printf_directive_a" in
*yes)
;;
*)
AC_DEFINE([NEED_PRINTF_DIRECTIVE_A], [1],
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[Define if the vasnprintf implementation needs special code for
the 'a' and 'A' directives.])
AC_CHECK_FUNCS([nl_langinfo])
;;
esac
])
# Extra prerequisites of lib/vasnprintf.c for supporting the 'F' directive.
AC_DEFUN([gl_PREREQ_VASNPRINTF_DIRECTIVE_F],
[
AC_REQUIRE([gl_PRINTF_DIRECTIVE_F])
case "$gl_cv_func_printf_directive_f" in
*yes)
;;
*)
AC_DEFINE([NEED_PRINTF_DIRECTIVE_F], [1],
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[Define if the vasnprintf implementation needs special code for
the 'F' directive.])
;;
esac
])
# Extra prerequisites of lib/vasnprintf.c for supporting the 'ls' directive.
AC_DEFUN([gl_PREREQ_VASNPRINTF_DIRECTIVE_LS],
[
AC_REQUIRE([gl_PRINTF_DIRECTIVE_LS])
case "$gl_cv_func_printf_directive_ls" in
*yes)
;;
*)
AC_DEFINE([NEED_PRINTF_DIRECTIVE_LS], [1],
[Define if the vasnprintf implementation needs special code for
the 'ls' directive.])
;;
esac
])
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# Extra prerequisites of lib/vasnprintf.c for supporting the ' flag.
AC_DEFUN([gl_PREREQ_VASNPRINTF_FLAG_GROUPING],
[
AC_REQUIRE([gl_PRINTF_FLAG_GROUPING])
case "$gl_cv_func_printf_flag_grouping" in
*yes)
;;
*)
AC_DEFINE([NEED_PRINTF_FLAG_GROUPING], [1],
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[Define if the vasnprintf implementation needs special code for the
' flag.])
;;
esac
])
# Extra prerequisites of lib/vasnprintf.c for supporting the '-' flag.
AC_DEFUN([gl_PREREQ_VASNPRINTF_FLAG_LEFTADJUST],
[
AC_REQUIRE([gl_PRINTF_FLAG_LEFTADJUST])
case "$gl_cv_func_printf_flag_leftadjust" in
*yes)
;;
*)
AC_DEFINE([NEED_PRINTF_FLAG_LEFTADJUST], [1],
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[Define if the vasnprintf implementation needs special code for the
'-' flag.])
;;
esac
])
# Extra prerequisites of lib/vasnprintf.c for supporting the 0 flag.
AC_DEFUN([gl_PREREQ_VASNPRINTF_FLAG_ZERO],
[
AC_REQUIRE([gl_PRINTF_FLAG_ZERO])
case "$gl_cv_func_printf_flag_zero" in
*yes)
;;
*)
AC_DEFINE([NEED_PRINTF_FLAG_ZERO], [1],
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[Define if the vasnprintf implementation needs special code for the
0 flag.])
;;
esac
])
# Extra prerequisites of lib/vasnprintf.c for supporting large precisions.
AC_DEFUN([gl_PREREQ_VASNPRINTF_PRECISION],
[
AC_REQUIRE([gl_PRINTF_PRECISION])
case "$gl_cv_func_printf_precision" in
*yes)
;;
*)
AC_DEFINE([NEED_PRINTF_UNBOUNDED_PRECISION], [1],
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[Define if the vasnprintf implementation needs special code for
supporting large precisions without arbitrary bounds.])
AC_DEFINE([NEED_PRINTF_DOUBLE], [1],
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[Define if the vasnprintf implementation needs special code for
'double' arguments.])
AC_DEFINE([NEED_PRINTF_LONG_DOUBLE], [1],
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[Define if the vasnprintf implementation needs special code for
'long double' arguments.])
;;
esac
])
# Extra prerequisites of lib/vasnprintf.c for surviving out-of-memory
# conditions.
AC_DEFUN([gl_PREREQ_VASNPRINTF_ENOMEM],
[
AC_REQUIRE([gl_PRINTF_ENOMEM])
case "$gl_cv_func_printf_enomem" in
*yes)
;;
*)
AC_DEFINE([NEED_PRINTF_ENOMEM], [1],
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[Define if the vasnprintf implementation needs special code for
surviving out-of-memory conditions.])
AC_DEFINE([NEED_PRINTF_DOUBLE], [1],
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[Define if the vasnprintf implementation needs special code for
'double' arguments.])
AC_DEFINE([NEED_PRINTF_LONG_DOUBLE], [1],
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[Define if the vasnprintf implementation needs special code for
'long double' arguments.])
;;
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_DIRECTIVE_LS
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gl_PREREQ_VASNPRINTF_FLAG_GROUPING
gl_PREREQ_VASNPRINTF_FLAG_LEFTADJUST
gl_PREREQ_VASNPRINTF_FLAG_ZERO
gl_PREREQ_VASNPRINTF_PRECISION
gl_PREREQ_VASNPRINTF_ENOMEM
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])
# Prerequisites of lib/asnprintf.c.
AC_DEFUN([gl_PREREQ_ASNPRINTF],
[
])