sdcc/support/packihx/configure.ac

   1 AC_INIT(packihx.c)
   2 AC_CONFIG_HEADER(config.h:config_in.h)
   3 AC_PREREQ(2.60)
   4
   5 AC_PROG_CC
   6
   7 AC_CHECK_SIZEOF(char, 1)
   8 AC_CHECK_SIZEOF(short, 2)
   9 AC_CHECK_SIZEOF(int, 4)
  10 AC_CHECK_SIZEOF(long, 4)
  11 AC_CHECK_SIZEOF(long long, 8)
  12
  13 type_name()
  14 {
  15     if expr "$ac_cv_sizeof_char" '>=' "$1" >/dev/null; then
  16         echo "char"
  17         exit
  18     fi
  19     if expr "$ac_cv_sizeof_short" '>=' "$1" >/dev/null; then
  20         echo "short"
  21         exit
  22     fi
  23     if expr "$ac_cv_sizeof_int" '>=' "$1" >/dev/null; then
  24         echo "int"
  25         exit
  26     fi
  27     if expr "$ac_cv_sizeof_long" '>=' "$1" >/dev/null; then
  28         echo "long"
  29         exit
  30     fi
  31     if expr "$ac_cv_sizeof_long_long" '>=' "$1" >/dev/null; then
  32         echo "long long"
  33         exit
  34     fi
  35     echo "long long"
  36 }
  37
  38 # Try to append a c99 flag
  39 AC_PROG_CC_C99
  40 if test "$ac_cv_prog_cc_c99" != "no"; then
  41   CFLAGS="$ac_cv_prog_cc_c99 ${CFLAGS}"
  42 fi
  43
  44 AC_MSG_CHECKING(type name for byte)
  45 TYPE_BYTE=`type_name 1`
  46 AC_MSG_RESULT($TYPE_BYTE)
  47 AC_MSG_CHECKING(type name for word)
  48 TYPE_WORD=`type_name 2`
  49 AC_MSG_RESULT($TYPE_WORD)
  50 AC_DEFINE_UNQUOTED(TYPE_BYTE, [$TYPE_BYTE], [XXX])
  51 AC_DEFINE_UNQUOTED(TYPE_WORD, [$TYPE_WORD], [XXX])
  52 AC_DEFINE_UNQUOTED(TYPE_UBYTE, [unsigned $TYPE_BYTE], [XXX])
  53 AC_DEFINE_UNQUOTED(TYPE_UWORD, [unsigned $TYPE_WORD], [XXX])
  54
  55 AH_BOTTOM([typedef TYPE_UBYTE Uint8;
  56 typedef TYPE_UWORD Uint16;])
  57
  58 AC_OUTPUT(Makefile)