m4/vdprintf-posix.m4

   1 # vdprintf-posix.m4 serial 2
   2 dnl Copyright (C) 2007-2018 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_VDPRINTF_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_vdprintf_posix=no
  24   AC_CHECK_FUNCS_ONCE([vdprintf])
  25   if test $ac_cv_func_vdprintf = yes; then
  26     case "$gl_cv_func_printf_sizes_c99" in
  27       *yes)
  28         case "$gl_cv_func_printf_long_double" in
  29           *yes)
  30             case "$gl_cv_func_printf_infinite" in
  31               *yes)
  32                 case "$gl_cv_func_printf_infinite_long_double" in
  33                   *yes)
  34                     case "$gl_cv_func_printf_directive_a" in
  35                       *yes)
  36                         case "$gl_cv_func_printf_directive_f" in
  37                           *yes)
  38                             case "$gl_cv_func_printf_directive_n" in
  39                               *yes)
  40                                 case "$gl_cv_func_printf_directive_ls" in
  41                                   *yes)
  42                                     case "$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_leftadjust" in
  47                                               *yes)
  48                                                 case "$gl_cv_func_printf_flag_zero" in
  49                                                   *yes)
  50                                                     case "$gl_cv_func_printf_precision" in
  51                                                       *yes)
  52                                                         case "$gl_cv_func_printf_enomem" in
  53                                                           *yes)
  54                                                             # vdprintf exists and is
  55                                                             # already POSIX compliant.
  56                                                             gl_cv_func_vdprintf_posix=yes
  57                                                             ;;
  58                                                         esac
  59                                                         ;;
  60                                                     esac
  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   fi
  86   if test $gl_cv_func_vdprintf_posix = no; then
  87     gl_PREREQ_VASNPRINTF_LONG_DOUBLE
  88     gl_PREREQ_VASNPRINTF_INFINITE_DOUBLE
  89     gl_PREREQ_VASNPRINTF_INFINITE_LONG_DOUBLE
  90     gl_PREREQ_VASNPRINTF_DIRECTIVE_A
  91     gl_PREREQ_VASNPRINTF_DIRECTIVE_F
  92     gl_PREREQ_VASNPRINTF_DIRECTIVE_LS
  93     gl_PREREQ_VASNPRINTF_FLAG_GROUPING
  94     gl_PREREQ_VASNPRINTF_FLAG_LEFTADJUST
  95     gl_PREREQ_VASNPRINTF_FLAG_ZERO
  96     gl_PREREQ_VASNPRINTF_PRECISION
  97     gl_PREREQ_VASNPRINTF_ENOMEM
  98     gl_REPLACE_VASNPRINTF
  99     gl_REPLACE_VDPRINTF
 100   fi
 101 ])