Cygwin: Add clone compat layer

[lttng-tools.git] / src / common / compat / clone.h

diff --git a/src/common/compat/clone.h b/src/common/compat/clone.h
index c3605080e8eac4ad38ec96557bbae96b77da4277..13e88d418ac15895f3f1bc0febb327dde5f07eea 100644 (file)
--- a/src/common/compat/clone.h
+++ b/src/common/compat/clone.h
@@ -1,18 +1,18 @@
 /*
  * Copyright (C) 2011 - David Goulet <dgoulet@efficios.com>
  *
- * This program is free software; you can redistribute it and/or modify it
- * under the terms of the GNU General Public License as published by the Free
- * Software Foundation; only version 2 of the License.
+ * This program is free software; you can redistribute it and/or modify
+ * it under the terms of the GNU General Public License, version 2 only,
+ * as published by the Free Software Foundation.
  *
  * This program is distributed in the hope that it will be useful, but WITHOUT
  * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
  * FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License for
  * more details.
  *
- * You should have received a copy of the GNU General Public License along with
- * this program; if not, write to the Free Software Foundation, Inc., 59 Temple
- * Place - Suite 330, Boston, MA  02111-1307, USA.
+ * You should have received a copy of the GNU General Public License along
+ * with this program; if not, write to the Free Software Foundation, Inc.,
+ * 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA.
  */
 
 #ifndef _COMPAT_CLONE_H
@@ -56,8 +56,19 @@ pid_t lttng_clone_files(int (*fn)(void *), void *child_stack, void *arg)
        }
 }
 
+#elif defined(__CYGWIN__)
+#warning "Cygwin doesn't support the clone() syscall. You must set the LTTNG_DEBUG_NOCLONE=1 before starting lttng-sessiond"
+#include <assert.h>
+
+static inline
+pid_t lttng_clone_files(int (*fn)(void *), void *child_stack, void *arg)
+{
+       assert(NULL);
+       return -1;
+}
+
 #else
 #error "Please add support for your OS."
-#endif /* __linux__ , __FreeBSD__ */
+#endif /* __linux__ , __FreeBSD__, __CYGWIN__ */
 
 #endif /* _COMPAT_CLONE_H */