m4/vasprintf-posix.m4

   1 # vasprintf-posix.m4 serial 12
   2 dnl Copyright (C) 2007-2008 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_VASPRINTF_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_POSITIONS])
  17   AC_REQUIRE([gl_PRINTF_FLAG_GROUPING])
  18   AC_REQUIRE([gl_PRINTF_FLAG_LEFTADJUST])
  19   AC_REQUIRE([gl_PRINTF_FLAG_ZERO])
  20   AC_REQUIRE([gl_PRINTF_PRECISION])
  21   AC_REQUIRE([gl_PRINTF_ENOMEM])
  22   gl_cv_func_vasprintf_posix=no
  23   AC_CHECK_FUNCS([vasprintf])
  24   case "$gl_cv_func_printf_sizes_c99" in
  25     *yes)
  26       case "$gl_cv_func_printf_long_double" in
  27         *yes)
  28           case "$gl_cv_func_printf_infinite" in
  29             *yes)
  30               case "$gl_cv_func_printf_infinite_long_double" in
  31                 *yes)
  32                   case "$gl_cv_func_printf_directive_a" in
  33                     *yes)
  34                       case "$gl_cv_func_printf_directive_f" in
  35                         *yes)
  36                           case "$gl_cv_func_printf_directive_n" in
  37                             *yes)
  38                               case "$gl_cv_func_printf_positions" in
  39                                 *yes)
  40                                   case "$gl_cv_func_printf_flag_grouping" in
  41                                     *yes)
  42                                       case "$gl_cv_func_printf_flag_leftadjust" in
  43                                         *yes)
  44                                           case "$gl_cv_func_printf_flag_zero" in
  45                                             *yes)
  46                                               case "$gl_cv_func_printf_precision" in
  47                                                 *yes)
  48                                                   case "$gl_cv_func_printf_enomem" in
  49                                                     *yes)
  50                                                       if test $ac_cv_func_vasprintf = yes; then
  51                                                         # vasprintf exists and is
  52                                                         # already POSIX compliant.
  53                                                         gl_cv_func_vasprintf_posix=yes
  54                                                       fi
  55                                                       ;;
  56                                                   esac
  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   if test $gl_cv_func_vasprintf_posix = no; then
  82     gl_PREREQ_VASNPRINTF_LONG_DOUBLE
  83     gl_PREREQ_VASNPRINTF_INFINITE_DOUBLE
  84     gl_PREREQ_VASNPRINTF_INFINITE_LONG_DOUBLE
  85     gl_PREREQ_VASNPRINTF_DIRECTIVE_A
  86     gl_PREREQ_VASNPRINTF_DIRECTIVE_F
  87     gl_PREREQ_VASNPRINTF_FLAG_GROUPING
  88     gl_PREREQ_VASNPRINTF_FLAG_LEFTADJUST
  89     gl_PREREQ_VASNPRINTF_FLAG_ZERO
  90     gl_PREREQ_VASNPRINTF_PRECISION
  91     gl_PREREQ_VASNPRINTF_ENOMEM
  92     gl_REPLACE_VASNPRINTF
  93     gl_REPLACE_VASPRINTF
  94   fi
  95 ])