8 files changed, 30 insertions, 17 deletions
diff --git a/erts/configure.in b/erts/configure.in
index dae886b855..77a4d32787 100644
--- a/erts/configure.in
+++ b/erts/configure.in
@@ -1546,7 +1546,7 @@ AC_CHECK_HEADERS(fcntl.h limits.h unistd.h syslog.h dlfcn.h ieeefp.h \
                  sys/ioctl.h sys/time.h sys/uio.h \
                  sys/socket.h sys/sockio.h sys/socketio.h \
                  net/errno.h malloc.h arpa/nameser.h libdlpi.h \
-		 pty.h util.h utmp.h langinfo.h poll.h sdkddkver.h)
+		 pty.h util.h libutil.h utmp.h langinfo.h poll.h sdkddkver.h)
 
 AC_CHECK_MEMBERS([struct ifreq.ifr_hwaddr], [], [],
 	[#ifdef __WIN32__
diff --git a/erts/emulator/beam/break.c b/erts/emulator/beam/break.c
index 8c039ef132..446598362c 100644
--- a/erts/emulator/beam/break.c
+++ b/erts/emulator/beam/break.c
@@ -684,7 +684,7 @@ erl_crash_dump_v(char *file, int line, char* fmt, va_list args)
        crash dump. */
     erts_thr_progress_fatal_error_block(&tpd_buf);
 
-#ifdef ERTS_THR_HAVE_SIG_FUNCS
+#ifdef ERTS_SYS_SUSPEND_SIGNAL
     /*
      * We suspend all scheduler threads so that we can dump some
      * data about the currently running processes and scheduler data.
@@ -818,7 +818,7 @@ erl_crash_dump_v(char *file, int line, char* fmt, va_list args)
 
 #ifdef ERTS_SMP
 
-#if defined(ERTS_THR_HAVE_SIG_FUNCS)
+#ifdef ERTS_SYS_SUSPEND_SIGNAL
 
     /* We resume all schedulers so that we are in a known safe state
        when we write the rest of the crash dump */
diff --git a/erts/emulator/beam/erl_init.c b/erts/emulator/beam/erl_init.c
index 86c4eeb484..0c81a95705 100644
--- a/erts/emulator/beam/erl_init.c
+++ b/erts/emulator/beam/erl_init.c
@@ -2188,6 +2188,7 @@ erl_start(int argc, char **argv)
 	init_break_handler();
     if (replace_intr)
 	erts_replace_intr();
+    sys_init_suspend_handler();
 #endif
 
     boot_argc = argc - i;  /* Number of arguments to init */
diff --git a/erts/emulator/drivers/unix/ttsl_drv.c b/erts/emulator/drivers/unix/ttsl_drv.c
index abfc52d3bc..4f15ce0980 100644
--- a/erts/emulator/drivers/unix/ttsl_drv.c
+++ b/erts/emulator/drivers/unix/ttsl_drv.c
@@ -264,14 +264,12 @@ static int ttysl_init(void)
 	DEBUGLOG(("ttysl_init: Debuglog = %s(0x%ld)\n",dl,(long) debuglog));
     }
 #endif
-    DEBUGLOG(("ttysl_init: ttysl_port = %d\n", ttysl_port));
     return 0;
 }
 
 static ErlDrvData ttysl_start(ErlDrvPort port, char* buf)
 {
 #ifndef HAVE_TERMCAP
-    DEBUGLOG(("ttysl_start: failure - no TERMCAP configured!\n"));
     return ERL_DRV_ERROR_GENERAL;
 #else
     char *s, *t, *l;
diff --git a/erts/emulator/sys/unix/erl_unix_sys.h b/erts/emulator/sys/unix/erl_unix_sys.h
index 8b1822ca9f..e217c38ca9 100644
--- a/erts/emulator/sys/unix/erl_unix_sys.h
+++ b/erts/emulator/sys/unix/erl_unix_sys.h
@@ -321,6 +321,7 @@ typedef void (*SIGFUNC)(int);
 extern SIGFUNC sys_signal(int, SIGFUNC);
 extern void sys_sigrelease(int);
 extern void sys_sigblock(int);
+extern void sys_init_suspend_handler(void);
 
 /*
  * Handling of floating point exceptions.
diff --git a/erts/emulator/sys/unix/sys.c b/erts/emulator/sys/unix/sys.c
index 0a18e54389..4f992d3caf 100644
--- a/erts/emulator/sys/unix/sys.c
+++ b/erts/emulator/sys/unix/sys.c
@@ -121,8 +121,10 @@ erts_smp_atomic_t sys_misc_mem_sz;
 static void smp_sig_notify(char c);
 static int sig_notify_fds[2] = {-1, -1};
 
+#if !defined(ETHR_UNUSABLE_SIGUSRX) && defined(ERTS_THR_HAVE_SIG_FUNCS)
 static int sig_suspend_fds[2] = {-1, -1};
 #define ERTS_SYS_SUSPEND_SIGNAL SIGUSR2
+#endif
 
 #endif
 
@@ -678,7 +680,7 @@ sigusr1_exit(void)
 
 #else
 
-#ifdef ERTS_SMP
+#ifdef ERTS_SYS_SUSPEND_SIGNAL
 void
 sys_thr_suspend(erts_tid_t tid) {
     erts_thr_kill(tid, ERTS_SYS_SUSPEND_SIGNAL);
@@ -706,7 +708,7 @@ static RETSIGTYPE user_signal1(int signum)
 #endif
 }
 
-#ifdef ERTS_SMP
+#ifdef ERTS_SYS_SUSPEND_SIGNAL
 #if (defined(SIG_SIGSET) || defined(SIG_SIGNAL))
 static RETSIGTYPE suspend_signal(void)
 #else
@@ -719,7 +721,7 @@ static RETSIGTYPE suspend_signal(int signum)
      res = read(sig_suspend_fds[0], buf, sizeof(int));
    } while (res < 0 && errno == EINTR);
 }
-#endif /* #ifdef ERTS_SMP */
+#endif /* #ifdef ERTS_SYS_SUSPEND_SIGNAL */
 
 #endif /* #ifndef ETHR_UNUSABLE_SIGUSRX */
 
@@ -772,13 +774,17 @@ void init_break_handler(void)
    sys_signal(SIGINT, request_break);
 #ifndef ETHR_UNUSABLE_SIGUSRX
    sys_signal(SIGUSR1, user_signal1);
-#ifdef ERTS_SMP
-   sys_signal(ERTS_SYS_SUSPEND_SIGNAL, suspend_signal);
-#endif /* #ifdef ERTS_SMP */
 #endif /* #ifndef ETHR_UNUSABLE_SIGUSRX */
    sys_signal(SIGQUIT, do_quit);
 }
 
+void sys_init_suspend_handler(void)
+{
+#ifdef ERTS_SYS_SUSPEND_SIGNAL
+   sys_signal(ERTS_SYS_SUSPEND_SIGNAL, suspend_signal);
+#endif
+}
+
 int sys_max_files(void)
 {
    return(max_files);
@@ -1323,12 +1329,14 @@ init_smp_sig_notify(void)
 
 static void
 init_smp_sig_suspend(void) {
+#ifdef ERTS_SYS_SUSPEND_SIGNAL
   if (pipe(sig_suspend_fds) < 0) {
     erts_exit(ERTS_ABORT_EXIT,
 	     "Failed to create sig_suspend pipe: %s (%d)\n",
 	     erl_errno_id(errno),
 	     errno);
   }
+#endif
 }
 
 #ifdef __DARWIN__
diff --git a/erts/emulator/test/scheduler_SUITE_data/scheduler_SUITE.c b/erts/emulator/test/scheduler_SUITE_data/scheduler_SUITE.c
index 022858c114..ab4863337f 100644
--- a/erts/emulator/test/scheduler_SUITE_data/scheduler_SUITE.c
+++ b/erts/emulator/test/scheduler_SUITE_data/scheduler_SUITE.c
@@ -1,4 +1,6 @@
+#ifndef __WIN32__
 #include <unistd.h>
+#endif
 #include "erl_nif.h"
 
 static int
@@ -15,8 +17,12 @@ static ERL_NIF_TERM
 dirty_sleeper(ErlNifEnv* env, int argc, const ERL_NIF_TERM argv[])
 {
 #ifdef ERL_NIF_DIRTY_SCHEDULER_SUPPORT
+#ifdef __WIN32__
+    Sleep(3000);
+#else
     sleep(3);
 #endif
+#endif
     return enif_make_atom(env, "ok");
 }
 
diff --git a/erts/etc/unix/run_erl.c b/erts/etc/unix/run_erl.c
index 22302d539a..30210ac172 100644
--- a/erts/etc/unix/run_erl.c
+++ b/erts/etc/unix/run_erl.c
@@ -43,10 +43,10 @@
 #endif
 #ifdef HAVE_WORKING_POSIX_OPENPT
 #  ifndef _XOPEN_SOURCE
-     /* On OS X, we must leave _XOPEN_SOURCE undefined in order for
+     /* On OS X and BSD, we must leave _XOPEN_SOURCE undefined in order for
       * the prototype of vsyslog() to be included.
       */
-#    ifndef __APPLE__
+#    if !(defined(__APPLE__) || defined(__FreeBSD__) || defined(__DragonFly__))
 #      define _XOPEN_SOURCE 600
 #    endif
 #  endif
@@ -69,10 +69,6 @@
 #include <termios.h>
 #include <time.h>
 
-#ifdef __ANDROID__
-#  include <termios.h>
-#endif
-
 #ifdef HAVE_SYSLOG_H
 #  include <syslog.h>
 #endif
@@ -82,6 +78,9 @@
 #ifdef HAVE_UTMP_H
 #  include <utmp.h>
 #endif
+#ifdef HAVE_LIBUTIL_H
+#  include <libutil.h>
+#endif
 #ifdef HAVE_UTIL_H
 #  include <util.h>
 #endif