m4/fprintf-posix.m4

   1 # fprintf-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_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   AC_REQUIRE([gl_PRINTF_PRECISION])
  21   AC_REQUIRE([gl_PRINTF_ENOMEM])
  22   gl_cv_func_fprintf_posix=no
  23   case "$gl_cv_func_printf_sizes_c99" in
  24     *yes)
  25       case "$gl_cv_func_printf_long_double" in
  26         *yes)
  27           case "$gl_cv_func_printf_infinite" in
  28             *yes)
  29               case "$gl_cv_func_printf_infinite_long_double" in
  30                 *yes)
  31                   case "$gl_cv_func_printf_directive_a" in
  32                     *yes)
  33                       case "$gl_cv_func_printf_directive_f" in
  34                         *yes)
  35                           case "$gl_cv_func_printf_directive_n" in
  36                             *yes)
  37                               case "$gl_cv_func_printf_positions" in
  38                                 *yes)
  39                                   case "$gl_cv_func_printf_flag_grouping" in
  40                                     *yes)
  41                                       case "$gl_cv_func_printf_flag_zero" in
  42                                         *yes)
  43                                           case "$gl_cv_func_printf_precision" in
  44                                             *yes)
  45                                               case "$gl_cv_func_printf_enomem" in
  46                                                 *yes)
  47                                                   # fprintf exists and is
  48                                                   # already POSIX compliant.
  49                                                   gl_cv_func_fprintf_posix=yes
  50                                                   ;;
  51                                               esac
  52                                               ;;
  53                                           esac
  54                                           ;;
  55                                       esac
  56                                       ;;
  57                                   esac
  58                                   ;;
  59                               esac
  60                               ;;
  61                           esac
  62                           ;;
  63                       esac
  64                       ;;
  65                   esac
  66                   ;;
  67               esac
  68               ;;
  69           esac
  70           ;;
  71       esac
  72       ;;
  73   esac
  74   if test $gl_cv_func_fprintf_posix = no; then
  75     gl_PREREQ_VASNPRINTF_LONG_DOUBLE
  76     gl_PREREQ_VASNPRINTF_INFINITE_DOUBLE
  77     gl_PREREQ_VASNPRINTF_INFINITE_LONG_DOUBLE
  78     gl_PREREQ_VASNPRINTF_DIRECTIVE_A
  79     gl_PREREQ_VASNPRINTF_DIRECTIVE_F
  80     gl_PREREQ_VASNPRINTF_FLAG_GROUPING
  81     gl_PREREQ_VASNPRINTF_FLAG_ZERO
  82     gl_PREREQ_VASNPRINTF_PRECISION
  83     gl_PREREQ_VASNPRINTF_ENOMEM
  84     gl_REPLACE_VASNPRINTF
  85     gl_REPLACE_FPRINTF
  86   fi
  87 ])
  88
  89 AC_DEFUN([gl_REPLACE_FPRINTF],
  90 [
  91   AC_REQUIRE([gl_STDIO_H_DEFAULTS])
  92   AC_LIBOBJ([fprintf])
  93   REPLACE_FPRINTF=1
  94   gl_PREREQ_FPRINTF
  95 ])
  96
  97 AC_DEFUN([gl_PREREQ_FPRINTF], [:])