m4/fprintf-posix.m4

   1 # fprintf-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.
   6
   7 AC_DEFUN([gl_FUNC_FPRINTF_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   gl_cv_func_fprintf_posix=no
  21   case "$gl_cv_func_printf_sizes_c99" in
  22     *yes)
  23       case "$gl_cv_func_printf_long_double" in
  24         *yes)
  25           case "$gl_cv_func_printf_infinite" in
  26             *yes)
  27               case "$gl_cv_func_printf_infinite_long_double" in
  28                 *yes)
  29                   case "$gl_cv_func_printf_directive_a" in
  30                     *yes)
  31                       case "$gl_cv_func_printf_directive_f" in
  32                         *yes)
  33                           case "$gl_cv_func_printf_directive_n" in
  34                             *yes)
  35                               case "$gl_cv_func_printf_positions" in
  36                                 *yes)
  37                                   case "$gl_cv_func_printf_flag_grouping" in
  38                                     *yes)
  39                                       case "$gl_cv_func_printf_flag_zero" in
  40                                         *yes)
  41                                           # fprintf exists and is already POSIX
  42                                           # compliant.
  43                                           gl_cv_func_fprintf_posix=yes
  44                                           ;;
  45                                       esac
  46                                       ;;
  47                                   esac
  48                                   ;;
  49                               esac
  50                               ;;
  51                           esac
  52                           ;;
  53                       esac
  54                       ;;
  55                   esac
  56                   ;;
  57               esac
  58               ;;
  59           esac
  60           ;;
  61       esac
  62       ;;
  63   esac
  64   if test $gl_cv_func_fprintf_posix = no; then
  65     gl_PREREQ_VASNPRINTF_LONG_DOUBLE
  66     gl_PREREQ_VASNPRINTF_INFINITE_DOUBLE
  67     gl_PREREQ_VASNPRINTF_INFINITE_LONG_DOUBLE
  68     gl_PREREQ_VASNPRINTF_DIRECTIVE_A
  69     gl_PREREQ_VASNPRINTF_DIRECTIVE_F
  70     gl_PREREQ_VASNPRINTF_FLAG_GROUPING
  71     gl_PREREQ_VASNPRINTF_FLAG_ZERO
  72     gl_REPLACE_VASNPRINTF
  73     gl_REPLACE_FPRINTF
  74   fi
  75 ])
  76
  77 AC_DEFUN([gl_REPLACE_FPRINTF],
  78 [
  79   AC_REQUIRE([gl_STDIO_H_DEFAULTS])
  80   AC_LIBOBJ([fprintf])
  81   REPLACE_FPRINTF=1
  82   gl_PREREQ_FPRINTF
  83 ])
  84
  85 AC_DEFUN([gl_PREREQ_FPRINTF], [:])