working with CYGWIN

configure.ac

@@ -4,7 +4,7 @@
 
 AC_PREREQ(2.59)
 AC_INIT(OpenFPM_vcluster, 0.8.0, BUG-REPORT-ADDRESS)
-AC_CANONICAL_SYSTEM
+AC_CANONICAL_TARGET
 AC_CONFIG_SRCDIR([src/main.cpp])
 
 
@@ -24,6 +24,7 @@ case $host_os in
    *cygwin*)
         # Do something specific for cygwin
         CXXFLAGS+=" --std=gnu++11 "
+	AC_DEFINE([HAVE_CYGWIN],[],[We are on cygwin])
         ;;
     *)
         #Default Case

src/VCluster/VCluster.hpp

@@ -12,7 +12,10 @@
 #include "VCluster_base.hpp"
 #include "VCluster_meta_function.hpp"
 
+
+#ifndef HAVE_CYGWIN
 void bt_sighandler(int sig, siginfo_t * info, void * ctx);
+#endif
 
 /*! \brief Implementation of VCluster class
  *
@@ -860,7 +863,8 @@ static inline void openfpm_init(int *argc, char ***argv)
 	std::cout << "OpenFPM is compiled with debug mode LEVEL:3. Remember to remove SE_CLASS3 when you go in production" << std::endl;
 #endif
 
-	// install segmentation fault signal handler
+	// install segmentation fault signal handler (CYGWIN does not support it)
+#ifndef HAVE_CYGWIN
 
 	struct sigaction sa;
 
@@ -870,6 +874,8 @@ static inline void openfpm_init(int *argc, char ***argv)
 
 	sigaction(SIGSEGV, &sa, NULL);
 
+#endif
+
 	if (*argc != 0)
 		program_name = std::string(*argv[0]);