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# vsnprintf-posix.m4 serial 15
dnl Copyright (C) 2007-2015 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.
AC_DEFUN([gl_FUNC_VSNPRINTF_POSIX],
[
AC_REQUIRE([gl_PRINTF_SIZES_C99])
AC_REQUIRE([gl_PRINTF_LONG_DOUBLE])
AC_REQUIRE([gl_PRINTF_INFINITE])
AC_REQUIRE([gl_PRINTF_INFINITE_LONG_DOUBLE])
AC_REQUIRE([gl_PRINTF_DIRECTIVE_A])
AC_REQUIRE([gl_PRINTF_DIRECTIVE_F])
AC_REQUIRE([gl_PRINTF_DIRECTIVE_N])
AC_REQUIRE([gl_PRINTF_DIRECTIVE_LS])
AC_REQUIRE([gl_PRINTF_POSITIONS])
AC_REQUIRE([gl_PRINTF_FLAG_GROUPING])
AC_REQUIRE([gl_PRINTF_FLAG_LEFTADJUST])
AC_REQUIRE([gl_PRINTF_FLAG_ZERO])
AC_REQUIRE([gl_PRINTF_PRECISION])
AC_REQUIRE([gl_PRINTF_ENOMEM])
gl_cv_func_vsnprintf_posix=no
AC_CHECK_FUNCS([vsnprintf])
if test $ac_cv_func_vsnprintf = yes; then
dnl These tests use vsnprintf() if snprintf() does not exist.
gl_SNPRINTF_TRUNCATION_C99
gl_SNPRINTF_RETVAL_C99
gl_SNPRINTF_DIRECTIVE_N
gl_SNPRINTF_SIZE1
gl_VSNPRINTF_ZEROSIZE_C99
case "$gl_cv_func_printf_sizes_c99" in
*yes)
case "$gl_cv_func_printf_long_double" in
*yes)
case "$gl_cv_func_printf_infinite" in
*yes)
case "$gl_cv_func_printf_infinite_long_double" in
*yes)
case "$gl_cv_func_printf_directive_a" in
*yes)
case "$gl_cv_func_printf_directive_f" in
*yes)
case "$gl_cv_func_printf_directive_n" in
*yes)
case "$gl_cv_func_printf_directive_ls" in
*yes)
case "$gl_cv_func_printf_positions" in
*yes)
case "$gl_cv_func_printf_flag_grouping" in
*yes)
case "$gl_cv_func_printf_flag_leftadjust" in
*yes)
case "$gl_cv_func_printf_flag_zero" in
*yes)
case "$gl_cv_func_printf_precision" in
*yes)
case "$gl_cv_func_printf_enomem" in
*yes)
case "$gl_cv_func_snprintf_truncation_c99" in
*yes)
case "$gl_cv_func_snprintf_retval_c99" in
*yes)
case "$gl_cv_func_snprintf_directive_n" in
*yes)
case "$gl_cv_func_snprintf_size1" in
*yes)
case "$gl_cv_func_vsnprintf_zerosize_c99" in
*yes)
# vsnprintf exists and is
# already POSIX compliant.
gl_cv_func_vsnprintf_posix=yes
;;
esac
;;
esac
;;
esac
;;
esac
;;
esac
;;
esac
;;
esac
;;
esac
;;
esac
;;
esac
;;
esac
;;
esac
;;
esac
;;
esac
;;
esac
;;
esac
;;
esac
;;
esac
;;
esac
fi
if test $gl_cv_func_vsnprintf_posix = no; then
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
gl_PREREQ_VASNPRINTF_FLAG_GROUPING
gl_PREREQ_VASNPRINTF_FLAG_LEFTADJUST
gl_PREREQ_VASNPRINTF_FLAG_ZERO
gl_PREREQ_VASNPRINTF_PRECISION
gl_PREREQ_VASNPRINTF_ENOMEM
gl_REPLACE_VASNPRINTF
gl_REPLACE_VSNPRINTF
fi
])
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