add plibsys

1 files changed, 61 insertions, 0 deletions

diff --git a/3rdparty/plibsys/src/pprocess.c b/3rdparty/plibsys/src/pprocess.c
new file mode 100644
index 0000000..d509230
--- /dev/null
+++ b/3rdparty/plibsys/src/pprocess.c
@@ -0,0 +1,61 @@
+/*
+ * The MIT License
+ *
+ * Copyright (C) 2010-2016 Alexander Saprykin <saprykin.spb@gmail.com>
+ *
+ * Permission is hereby granted, free of charge, to any person obtaining
+ * a copy of this software and associated documentation files (the
+ * 'Software'), to deal in the Software without restriction, including
+ * without limitation the rights to use, copy, modify, merge, publish,
+ * distribute, sublicense, and/or sell copies of the Software, and to
+ * permit persons to whom the Software is furnished to do so, subject to
+ * the following conditions:
+ *
+ * The above copyright notice and this permission notice shall be
+ * included in all copies or substantial portions of the Software.
+ *
+ * THE SOFTWARE IS PROVIDED 'AS IS', WITHOUT WARRANTY OF ANY KIND,
+ * EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF
+ * MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT.
+ * IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY
+ * CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT,
+ * TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION WITH THE
+ * SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE.
+ */
+
+#include "pprocess.h"
+
+#ifndef P_OS_WIN
+#  include <sys/types.h>
+#  include <signal.h>
+#  include <unistd.h>
+#endif
+
+P_LIB_API puint32
+p_process_get_current_pid (void)
+{
+#ifdef P_OS_WIN
+	return (puint32) GetCurrentProcessId ();
+#else
+	return (puint32) getpid ();
+#endif
+}
+
+P_LIB_API pboolean
+p_process_is_running (puint32 pid)
+{
+#ifdef P_OS_WIN
+	HANDLE proc;
+	DWORD ret;
+
+	if ((proc = OpenProcess (SYNCHRONIZE, FALSE, pid)) == NULL)
+		return FALSE;
+
+	ret = WaitForSingleObject (proc, 0);
+	CloseHandle (proc);
+
+	return ret == WAIT_TIMEOUT;
+#else
+	return kill ((pid_t) pid, 0) == 0;
+#endif
+}