Fix guile 2.2 support

Lib/guile/guile_scm.swg

@@ -26,10 +26,10 @@
     else {									\
       if (!gswig_list_p) {							\
 	      gswig_list_p = 1;							\
-	      gswig_result = scm_listify(gswig_result, object, SCM_UNDEFINED);	\
+	      gswig_result = scm_list_n(gswig_result, object, SCM_UNDEFINED);	\
       }									\
       else									\
-            gswig_result = scm_append(scm_listify(gswig_result, scm_listify(object, SCM_UNDEFINED), SCM_UNDEFINED));		\
+            gswig_result = scm_append(scm_list_n(gswig_result, scm_list_n(object, SCM_UNDEFINED), SCM_UNDEFINED));		\
     }
 
 %}

Lib/guile/guilemain.i

@@ -12,11 +12,6 @@
 extern "C" {
 #endif
 
-/* Debugger interface (don't change the order of the following lines) */
-#define GDB_TYPE SCM
-#include <libguile/gdb_interface.h>
-GDB_INTERFACE;
-
 static void
 inner_main(void *closure, int argc, char **argv)
 {

Lib/guile/typemaps.i

@@ -69,13 +69,13 @@
 %typemap(throws) SWIGTYPE {
   $&ltype temp = new $ltype($1);
   scm_throw(scm_from_locale_symbol((char *) "swig-exception"),
-	    scm_listify(SWIG_NewPointerObj(temp, $&descriptor, 1),
+	    scm_list_n(SWIG_NewPointerObj(temp, $&descriptor, 1),
 		    SCM_UNDEFINED));
 }
 
 %typemap(throws) SWIGTYPE & {
   scm_throw(scm_from_locale_symbol((char *) "swig-exception"),
-	    scm_listify(SWIG_NewPointerObj(&$1, $descriptor, 1),
+	    scm_list_n(SWIG_NewPointerObj(&$1, $descriptor, 1),
 		    SCM_UNDEFINED));
 }
 
@@ -87,13 +87,13 @@
 
 %typemap(throws) SWIGTYPE * {
   scm_throw(scm_from_locale_symbol((char *) "swig-exception"),
-	    scm_listify(SWIG_NewPointerObj($1, $descriptor, 1),
+	    scm_list_n(SWIG_NewPointerObj($1, $descriptor, 1),
 		    SCM_UNDEFINED));
 }
 
 %typemap(throws) SWIGTYPE [] {
   scm_throw(scm_from_locale_symbol((char *) "swig-exception"),
-	    scm_listify(SWIG_NewPointerObj($1, $descriptor, 1),
+	    scm_list_n(SWIG_NewPointerObj($1, $descriptor, 1),
 		    SCM_UNDEFINED));
 }
 
@@ -176,7 +176,7 @@
 %typemap(varout) enum SWIGTYPE  { $result = scm_from_long((int)$1); }
 %typemap(throws) enum SWIGTYPE {
   scm_throw(scm_from_locale_symbol((char *) "swig-exception"),
-     scm_listify(scm_from_long((int)$1), SCM_UNDEFINED));
+     scm_list_n(scm_from_long((int)$1), SCM_UNDEFINED));
 }
 
 /* The SIMPLE_MAP_WITH_EXPR macro below defines the whole set of
@@ -225,7 +225,7 @@
  %typemap(throws) C_NAME {
    C_NAME swig_c_value = $1;
    scm_throw(scm_from_locale_symbol((char *) "swig-exception"),
-	     scm_listify(C_TO_SCM_EXPR, SCM_UNDEFINED));
+	     scm_list_n(C_TO_SCM_EXPR, SCM_UNDEFINED));
  }
 %enddef
 
@@ -269,7 +269,7 @@
  /* Throw typemap */
  %typemap(throws) C_NAME {
    scm_throw(scm_from_locale_symbol((char *) "swig-exception"),
-	     scm_listify(C_TO_SCM($1), SCM_UNDEFINED));
+	     scm_list_n(C_TO_SCM($1), SCM_UNDEFINED));
  }
 %enddef
 
@@ -344,7 +344,7 @@ SIMPLE_MAP(unsigned long long, scm_to_ulong_long, scm_from_ulong_long, integer);
 
 %typemap(throws) char * {
   scm_throw(scm_from_locale_symbol((char *) "swig-exception"),
-	    scm_listify(SWIG_str02scm($1), SCM_UNDEFINED));
+	    scm_list_n(SWIG_str02scm($1), SCM_UNDEFINED));
 }
 
 /* Void */

configure.ac

@@ -1704,38 +1704,62 @@ else
   fi
   if test -n "$GUILE_CONFIG" ; then
     if test x"$GUILE" = xyes; then
-      AC_MSG_CHECKING([for guile bindir])
-      guile_bindir="`$GUILE_CONFIG info bindir`"
-      AC_MSG_RESULT([$guile_bindir])
-      GUILE=$guile_bindir/guile
+      AC_MSG_CHECKING([for guile executable])
+      # Try extracting it via guile-config first. If it's defined there it's the most reliable result
+      GUILE="`$GUILE_CONFIG info guile 2>/dev/null`"
+      if test -n "$GUILE";  then
+        AC_MSG_RESULT([$GUILE])
+      else
+        AC_MSG_RESULT([not found via guile-config - constructing path])
+        AC_MSG_CHECKING([for guile bindir])
+        guile_bindir="`$GUILE_CONFIG info bindir`"
+        AC_MSG_RESULT([$guile_bindir])
+        GUILE="$guile_bindir/guile"
+      fi
       if ! test -f "$GUILE" ; then
-	GUILE=
+        GUILE=
         AC_PATH_PROG(GUILE, guile)
       fi
+      if test -z "$GUILE" ; then
+        AC_MSG_WARN([no suitable guile executable found. Disabling Guile])
+      fi
     fi
 
-    if test -f "$GUILE" ; then
+    if test -n "$GUILE" ; then
       AC_MSG_CHECKING([for guile version])
       guile_version=`$GUILE -c '(display (effective-version))'`
       AC_MSG_RESULT([$guile_version])
       AC_MSG_CHECKING([for guile version >= 1.8])
       guile_good_version=`$GUILE -c '(if (>= (string->number (effective-version)) 1.8) (display "yes") (display "no"))'`
       AC_MSG_RESULT([$guile_good_version])
       if test x"$guile_good_version" != xyes ; then
+        AC_MSG_WARN([at least guile version 1.8 is required. Disabling Guile])
         GUILE=
       fi
     fi
 
-    if test -z "$GUILE_CFLAGS" ; then
-      AC_MSG_CHECKING([for guile compile flags])
-      GUILE_CFLAGS="`$GUILE_CONFIG compile`" # Note that this can sometimes be empty
-      AC_MSG_RESULT([$GUILE_CFLAGS])
+    if test -n "$GUILE" ; then
+      # Test if guile-config and guile versions match. They should.
+      gc_version="`$GUILE_CONFIG --version 2>&1 | sed '1 s/.* //;q'`"
+      g_version="`$GUILE --version | sed '1 s/.* //;q'`"
+      if test "$gc_version" != "$g_version"; then
+        AC_MSG_WARN([different versions reported by $GUILE_CONFIG ($gc_version) and $GUILE ($g_version). Disabling Guile])
+        GUILE=
+      fi
     fi
 
-    if test -z "$GUILE_LIBS" ; then
-      AC_MSG_CHECKING([for guile link flags])
-      GUILE_LIBS="`$GUILE_CONFIG link`"
-      AC_MSG_RESULT([$GUILE_LIBS])
+    if test -n "$GUILE" ; then
+      if test -z "$GUILE_CFLAGS" ; then
+        AC_MSG_CHECKING([for guile compile flags])
+        GUILE_CFLAGS="`$GUILE_CONFIG compile`" # Note that this can sometimes be empty
+        AC_MSG_RESULT([$GUILE_CFLAGS])
+      fi
+
+      if test -z "$GUILE_LIBS" ; then
+        AC_MSG_CHECKING([for guile link flags])
+        GUILE_LIBS="`$GUILE_CONFIG link`"
+        AC_MSG_RESULT([$GUILE_LIBS])
+      fi
     fi
   fi
 fi