| # vsnprintf-posix.m4 serial 15 |
| dnl Copyright (C) 2007-2012 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 |
| ]) |
