support cross-compilation for windows

packages/ProbLog/simplecudd/problogbdd.c

@@ -330,6 +330,7 @@ int main(int argc, char **arg) {
   SETMAXBUFSIZE(params.maxbufsize);
 
   signal(SIGINT, termhandler);
+#ifndef __MINGW32__
   if (params.ppid != NULL) {
     signal(SIGALRM, pidhandler);
     alarm(5);
@@ -337,6 +338,7 @@ int main(int argc, char **arg) {
     signal(SIGALRM, handler);
     alarm(params.timeout);
   }
+#endif
   
   if (params.online) {
     if (params.dynreorder == 1)
@@ -1769,7 +1771,9 @@ void pidhandler(int num) {
   s = (char *) malloc(sizeof(char) * (19 + strlen(params.ppid)));
   strcpy(s, "ps "); strcat(s, params.ppid); strcat(s, " >/dev/null");
   if (system(s) != 0) exit(4);
+#ifndef __MINGW32__
   signal(SIGALRM, pidhandler);
+#endif
   alarm(5);
   free(s);
 }

packages/ProbLog/simplecudd_lfi/problogbdd_lfi.c

@@ -284,6 +284,7 @@ int main(int argc, char **arg) {
   SETMAXBUFSIZE(params.maxbufsize);
 
   signal(SIGINT, termhandler);
+#ifndef __MINGW32__
   if (params.ppid != NULL) {
     signal(SIGALRM, pidhandler);
     alarm(5);
@@ -291,6 +292,7 @@ int main(int argc, char **arg) {
     signal(SIGALRM, handler);
     alarm(params.timeout);
   }
+#endif
   
   if (params.online) {
     MyManager.manager = simpleBDDinit(0);
@@ -688,7 +690,9 @@ void pidhandler(int num) {
   s = (char *) malloc(sizeof(char) * (19 + strlen(params.ppid)));
   strcpy(s, "ps "); strcat(s, params.ppid); strcat(s, " >/dev/null");
   if (system(s) != 0) exit(4);
+#ifndef __MINGW32__
   signal(SIGALRM, pidhandler);
+#endif
   alarm(5);
   free(s);
 }

packages/bdd/configure.in

@@ -51,6 +51,12 @@ elif test -d "$cudd_dir/lib"; then
   LIBS="$LIBS -L $cudd_dir/lib"
 fi
 
+if test $i_am_cross_compiling = yes
+then
+     #mingw: we know where things are
+  CUDD_LDFLAGS="-L $cudd_dir/lib -lall_cudd"
+else
+
 if test -d "$cudd_dir/util"; then
   LIBS="$LIBS -L $cudd_dir/util"
 fi
@@ -96,6 +102,7 @@ EOF
 
 LIBS="$oldlibs"
 
+fi
 fi
 
 AC_SUBST(ENABLE_CUDD)

packages/gecode/configure.in

@@ -41,6 +41,10 @@ GECODE_VERSION=unknown-gecode-version
 
 
 if test "$use_gecode" = yes; then
+   if test $i_am_cross_compiling = yes
+   then
+     GECODE_VERSION=4.2.1
+   else
   AC_MSG_CHECKING([gecode version])
   AC_RUN_IFELSE([AC_LANG_PROGRAM([[
 #include "gecode/support/config.hpp"
@@ -72,6 +76,7 @@ return 0;
      ;;
    esac
 fi
+fi
 
 GECODE_MAJOR=`echo $GECODE_VERSION| sed 's/\(^.\).*/\1/'`
 

packages/python/configure.in

@@ -21,6 +21,14 @@ elif test -e "$srcdir"/packages/python/Makefile.in ; then
    else
      PYTHON="$yap_cv_python"
    fi
+   if test $i_am_cross_compiling = yes
+   then
+     #mingw
+     PYTHON_DIR=`dirname "$PYTHON"`
+     PYTHON_DLL=`echo "$PYTHON_DIR"/python*.dll`
+     PYTHON_LIBS="\"$PYTHON_DLL\""
+     PYTHON_INCLUDES="-I \"$PYTHON_DIR\"/include"
+   else
    PYTHONHOME=`$PYTHON -c'import sys; sys.stdout.write(sys.prefix)'`
    PYTHONVERSION=`"$PYTHON" -c "import sys; sys.stdout.write(sys.version[[:3]])"`
    if test -d "$PYTHONHOME/libs"; then
@@ -49,6 +57,7 @@ elif test -e "$srcdir"/packages/python/Makefile.in ; then
      echo "Could not find includes for Python"
      ENABLE_PYTHON="@# "
    fi
+   fi
 else
     PYTHON_TARGET="dummy"
     ENABLE_PYTHON="@# "