| Ying Wang | 0543663 | 2013-04-05 16:01:00 -0700 | [diff] [blame] | 1 | # vsnprintf-posix.m4 serial 15 |
| 2 | dnl Copyright (C) 2007-2012 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. |
| 6 | |
| 7 | AC_DEFUN([gl_FUNC_VSNPRINTF_POSIX], |
| 8 | [ |
| 9 | AC_REQUIRE([gl_PRINTF_SIZES_C99]) |
| 10 | AC_REQUIRE([gl_PRINTF_LONG_DOUBLE]) |
| 11 | AC_REQUIRE([gl_PRINTF_INFINITE]) |
| 12 | AC_REQUIRE([gl_PRINTF_INFINITE_LONG_DOUBLE]) |
| 13 | AC_REQUIRE([gl_PRINTF_DIRECTIVE_A]) |
| 14 | AC_REQUIRE([gl_PRINTF_DIRECTIVE_F]) |
| 15 | AC_REQUIRE([gl_PRINTF_DIRECTIVE_N]) |
| 16 | AC_REQUIRE([gl_PRINTF_DIRECTIVE_LS]) |
| 17 | AC_REQUIRE([gl_PRINTF_POSITIONS]) |
| 18 | AC_REQUIRE([gl_PRINTF_FLAG_GROUPING]) |
| 19 | AC_REQUIRE([gl_PRINTF_FLAG_LEFTADJUST]) |
| 20 | AC_REQUIRE([gl_PRINTF_FLAG_ZERO]) |
| 21 | AC_REQUIRE([gl_PRINTF_PRECISION]) |
| 22 | AC_REQUIRE([gl_PRINTF_ENOMEM]) |
| 23 | gl_cv_func_vsnprintf_posix=no |
| 24 | AC_CHECK_FUNCS([vsnprintf]) |
| 25 | if test $ac_cv_func_vsnprintf = yes; then |
| 26 | dnl These tests use vsnprintf() if snprintf() does not exist. |
| 27 | gl_SNPRINTF_TRUNCATION_C99 |
| 28 | gl_SNPRINTF_RETVAL_C99 |
| 29 | gl_SNPRINTF_DIRECTIVE_N |
| 30 | gl_SNPRINTF_SIZE1 |
| 31 | gl_VSNPRINTF_ZEROSIZE_C99 |
| 32 | case "$gl_cv_func_printf_sizes_c99" in |
| 33 | *yes) |
| 34 | case "$gl_cv_func_printf_long_double" in |
| 35 | *yes) |
| 36 | case "$gl_cv_func_printf_infinite" in |
| 37 | *yes) |
| 38 | case "$gl_cv_func_printf_infinite_long_double" in |
| 39 | *yes) |
| 40 | case "$gl_cv_func_printf_directive_a" in |
| 41 | *yes) |
| 42 | case "$gl_cv_func_printf_directive_f" in |
| 43 | *yes) |
| 44 | case "$gl_cv_func_printf_directive_n" in |
| 45 | *yes) |
| 46 | case "$gl_cv_func_printf_directive_ls" in |
| 47 | *yes) |
| 48 | case "$gl_cv_func_printf_positions" in |
| 49 | *yes) |
| 50 | case "$gl_cv_func_printf_flag_grouping" in |
| 51 | *yes) |
| 52 | case "$gl_cv_func_printf_flag_leftadjust" in |
| 53 | *yes) |
| 54 | case "$gl_cv_func_printf_flag_zero" in |
| 55 | *yes) |
| 56 | case "$gl_cv_func_printf_precision" in |
| 57 | *yes) |
| 58 | case "$gl_cv_func_printf_enomem" in |
| 59 | *yes) |
| 60 | case "$gl_cv_func_snprintf_truncation_c99" in |
| 61 | *yes) |
| 62 | case "$gl_cv_func_snprintf_retval_c99" in |
| 63 | *yes) |
| 64 | case "$gl_cv_func_snprintf_directive_n" in |
| 65 | *yes) |
| 66 | case "$gl_cv_func_snprintf_size1" in |
| 67 | *yes) |
| 68 | case "$gl_cv_func_vsnprintf_zerosize_c99" in |
| 69 | *yes) |
| 70 | # vsnprintf exists and is |
| 71 | # already POSIX compliant. |
| 72 | gl_cv_func_vsnprintf_posix=yes |
| 73 | ;; |
| 74 | esac |
| 75 | ;; |
| 76 | esac |
| 77 | ;; |
| 78 | esac |
| 79 | ;; |
| 80 | esac |
| 81 | ;; |
| 82 | esac |
| 83 | ;; |
| 84 | esac |
| 85 | ;; |
| 86 | esac |
| 87 | ;; |
| 88 | esac |
| 89 | ;; |
| 90 | esac |
| 91 | ;; |
| 92 | esac |
| 93 | ;; |
| 94 | esac |
| 95 | ;; |
| 96 | esac |
| 97 | ;; |
| 98 | esac |
| 99 | ;; |
| 100 | esac |
| 101 | ;; |
| 102 | esac |
| 103 | ;; |
| 104 | esac |
| 105 | ;; |
| 106 | esac |
| 107 | ;; |
| 108 | esac |
| 109 | ;; |
| 110 | esac |
| 111 | fi |
| 112 | if test $gl_cv_func_vsnprintf_posix = no; then |
| 113 | gl_PREREQ_VASNPRINTF_LONG_DOUBLE |
| 114 | gl_PREREQ_VASNPRINTF_INFINITE_DOUBLE |
| 115 | gl_PREREQ_VASNPRINTF_INFINITE_LONG_DOUBLE |
| 116 | gl_PREREQ_VASNPRINTF_DIRECTIVE_A |
| 117 | gl_PREREQ_VASNPRINTF_DIRECTIVE_F |
| 118 | gl_PREREQ_VASNPRINTF_DIRECTIVE_LS |
| 119 | gl_PREREQ_VASNPRINTF_FLAG_GROUPING |
| 120 | gl_PREREQ_VASNPRINTF_FLAG_LEFTADJUST |
| 121 | gl_PREREQ_VASNPRINTF_FLAG_ZERO |
| 122 | gl_PREREQ_VASNPRINTF_PRECISION |
| 123 | gl_PREREQ_VASNPRINTF_ENOMEM |
| 124 | gl_REPLACE_VASNPRINTF |
| 125 | gl_REPLACE_VSNPRINTF |
| 126 | fi |
| 127 | ]) |