pintos-os.org Git - pspp/blob - m4/snprintf-posix.m4

   1 # snprintf-posix.m4 serial 9
   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.
   6
   7 AC_DEFUN([gl_FUNC_SNPRINTF_POSIX],
   8 [
   9   AC_REQUIRE([gl_EOVERFLOW])
  10   AC_REQUIRE([gl_PRINTF_SIZES_C99])
  11   AC_REQUIRE([gl_PRINTF_LONG_DOUBLE])
  12   AC_REQUIRE([gl_PRINTF_INFINITE])
  13   AC_REQUIRE([gl_PRINTF_INFINITE_LONG_DOUBLE])
  14   AC_REQUIRE([gl_PRINTF_DIRECTIVE_A])
  15   AC_REQUIRE([gl_PRINTF_DIRECTIVE_F])
  16   AC_REQUIRE([gl_PRINTF_DIRECTIVE_N])
  17   AC_REQUIRE([gl_PRINTF_POSITIONS])
  18   AC_REQUIRE([gl_PRINTF_FLAG_GROUPING])
  19   AC_REQUIRE([gl_PRINTF_FLAG_ZERO])
  20   AC_REQUIRE([gl_PRINTF_ENOMEM])
  21   gl_cv_func_snprintf_posix=no
  22   AC_CHECK_FUNCS([snprintf])
  23   if test $ac_cv_func_snprintf = yes; then
  24     gl_SNPRINTF_TRUNCATION_C99
  25     gl_SNPRINTF_RETVAL_C99
  26     gl_SNPRINTF_DIRECTIVE_N
  27     gl_VSNPRINTF_ZEROSIZE_C99
  28     case "$gl_cv_func_printf_sizes_c99" in
  29       *yes)
  30         case "$gl_cv_func_printf_long_double" in
  31           *yes)
  32             case "$gl_cv_func_printf_infinite" in
  33               *yes)
  34                 case "$gl_cv_func_printf_infinite_long_double" in
  35                   *yes)
  36                     case "$gl_cv_func_printf_directive_a" in
  37                       *yes)
  38                         case "$gl_cv_func_printf_directive_f" in
  39                           *yes)
  40                             case "$gl_cv_func_printf_directive_n" in
  41                               *yes)
  42                                 case "$gl_cv_func_printf_positions" in
  43                                   *yes)
  44                                     case "$gl_cv_func_printf_flag_grouping" in
  45                                       *yes)
  46                                         case "$gl_cv_func_printf_flag_zero" in
  47                                           *yes)
  48                                             case "$gl_cv_func_printf_enomem" in
  49                                               *yes)
  50                                                 case "$gl_cv_func_snprintf_truncation_c99" in
  51                                                   *yes)
  52                                                     case "$gl_cv_func_snprintf_retval_c99" in
  53                                                       *yes)
  54                                                         case "$gl_cv_func_snprintf_directive_n" in
  55                                                           *yes)
  56                                                             case "$gl_cv_func_vsnprintf_zerosize_c99" in
  57                                                               *yes)
  58                                                                 # snprintf exists and is
  59                                                                 # already POSIX compliant.
  60                                                                 gl_cv_func_snprintf_posix=yes
  61                                                                 ;;
  62                                                             esac
  63                                                             ;;
  64                                                         esac
  65                                                         ;;
  66                                                     esac
  67                                                     ;;
  68                                                 esac
  69                                                 ;;
  70                                             esac
  71                                             ;;
  72                                         esac
  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   fi
  92   if test $gl_cv_func_snprintf_posix = no; then
  93     gl_PREREQ_VASNPRINTF_LONG_DOUBLE
  94     gl_PREREQ_VASNPRINTF_INFINITE_DOUBLE
  95     gl_PREREQ_VASNPRINTF_INFINITE_LONG_DOUBLE
  96     gl_PREREQ_VASNPRINTF_DIRECTIVE_A
  97     gl_PREREQ_VASNPRINTF_DIRECTIVE_F
  98     gl_PREREQ_VASNPRINTF_FLAG_GROUPING
  99     gl_PREREQ_VASNPRINTF_FLAG_ZERO
 100     gl_PREREQ_VASNPRINTF_ENOMEM
 101     gl_REPLACE_VASNPRINTF
 102     gl_REPLACE_SNPRINTF
 103   fi
 104 ])