* src/SDCCsymt.h: use appropriate data-types on host for SDCC's int and long

[fw/sdcc] / configure.in

diff --git a/configure.in b/configure.in
index 8f08c90c0f63e6db75d5589ba3bae79e6dc6a792..e59d955c5acbd123aa291771a0e9a1c51cad649b 100755 (executable)
--- a/configure.in
+++ b/configure.in
@@ -182,6 +182,58 @@ fi
 # ===========================================================================
 AC_TYPE_SIGNAL
 
+if test "$cross_compiling" = "no"; then
+AC_CHECK_SIZEOF(char)
+AC_CHECK_SIZEOF(short)
+AC_CHECK_SIZEOF(int)
+AC_CHECK_SIZEOF(long)
+else
+    if $CXX -v 2>&1|grep "mingw" >/dev/null 2>&1; then
+       ac_cv_sizeof_char=1
+       ac_cv_sizeof_short=2
+       ac_cv_sizeof_int=4 
+       ac_cv_sizeof_long=4
+    else
+       : # FIXME
+    fi
+#echo
+fi
+
+type_name()
+{
+    if expr "$ac_cv_sizeof_char" '>=' "$1" >/dev/null; then
+       echo "char"
+       exit
+    fi
+    if expr "$ac_cv_sizeof_short" '>=' "$1" >/dev/null; then
+       echo "short"
+       exit
+    fi
+    if expr "$ac_cv_sizeof_int" '>=' "$1" >/dev/null; then
+       echo "int"
+       exit
+    fi
+    if expr "$ac_cv_sizeof_long" '>=' "$1" >/dev/null; then
+       echo "long"
+       exit
+    fi
+    echo "long"
+}
+
+AC_MSG_CHECKING(type name for byte)
+TYPE_BYTE=`type_name 1`
+AC_MSG_RESULT($TYPE_BYTE)
+AC_MSG_CHECKING(type name for word)
+TYPE_WORD=`type_name 2`
+AC_MSG_RESULT($TYPE_WORD)
+AC_MSG_CHECKING(type name for dword)
+TYPE_DWORD=`type_name 4`
+AC_MSG_RESULT($TYPE_DWORD)
+AC_DEFINE_UNQUOTED(TYPE_BYTE, $TYPE_BYTE)
+AC_DEFINE_UNQUOTED(TYPE_WORD, $TYPE_WORD)
+AC_DEFINE_UNQUOTED(TYPE_DWORD, $TYPE_DWORD)
+
+
 #
 #
 if test "${prefix}" = "NONE"; then