1 # vasprintf-posix.m4 serial 7
2 dnl Copyright (C) 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_VASPRINTF_POSIX],
9 AC_REQUIRE([gl_EOVERFLOW])
10 AC_REQUIRE([gl_PRINTF_SIZES_C99])
11 AC_REQUIRE([gl_PRINTF_LONG_DOUBLE])
12 AC_REQUIRE([gl_PRINTF_DIRECTIVE_A])
13 AC_REQUIRE([gl_PRINTF_DIRECTIVE_F])
14 AC_REQUIRE([gl_PRINTF_DIRECTIVE_N])
15 AC_REQUIRE([gl_PRINTF_POSITIONS])
16 AC_REQUIRE([gl_PRINTF_FLAG_GROUPING])
17 AC_REQUIRE([gl_PRINTF_FLAG_ZERO])
18 gl_cv_func_vasprintf_posix=no
19 AC_CHECK_FUNCS([vasprintf])
20 case "$gl_cv_func_printf_sizes_c99" in
22 case "$gl_cv_func_printf_long_double" in
24 case "$gl_cv_func_printf_directive_a" in
26 case "$gl_cv_func_printf_directive_f" in
28 case "$gl_cv_func_printf_directive_n" in
30 case "$gl_cv_func_printf_positions" in
32 case "$gl_cv_func_printf_flag_grouping" in
34 case "$gl_cv_func_printf_flag_zero" in
36 if test $ac_cv_func_vasprintf = yes; then
37 # vasprintf exists and is already POSIX
39 gl_cv_func_vasprintf_posix=yes
57 if test $gl_cv_func_vasprintf_posix = no; then
58 gl_PREREQ_VASNPRINTF_LONG_DOUBLE
59 gl_PREREQ_VASNPRINTF_DIRECTIVE_A
60 gl_PREREQ_VASNPRINTF_DIRECTIVE_F
61 gl_PREREQ_VASNPRINTF_FLAG_GROUPING
62 gl_PREREQ_VASNPRINTF_FLAG_ZERO