Crossport lib/process.[ch] from master branch.

[sliver-openvswitch.git] / lib / process.h

diff --git a/lib/process.h b/lib/process.h
new file mode 100644 (file)
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--- /dev/null
+++ b/lib/process.h
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+/* Copyright (c) 2008, 2009 The Board of Trustees of The Leland Stanford
+ * Junior University
+ *
+ * We are making the OpenFlow specification and associated documentation
+ * (Software) available for public use and benefit with the expectation
+ * that others will use, modify and enhance the Software and contribute
+ * those enhancements back to the community. However, since we would
+ * like to make the Software available for broadest use, with as few
+ * restrictions as possible permission is hereby granted, free of
+ * charge, to any person obtaining a copy of this Software to deal in
+ * the Software under the copyrights 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.
+ *
+ * The name and trademarks of copyright holder(s) may NOT be used in
+ * advertising or publicity pertaining to the Software or any
+ * derivatives without specific, written prior permission.
+ */
+
+#ifndef PROCESS_H
+#define PROCESS_H 1
+
+#include <stdbool.h>
+#include <sys/types.h>
+
+struct process;
+void process_init(void);
+int process_start(char **argv,
+                  const int *keep_fds, size_t n_keep_fds,
+                  const int *null_fds, size_t n_null_fds,
+                  struct process **);
+void process_destroy(struct process *);
+int process_kill(const struct process *, int signr);
+
+int process_run(char **argv,
+                const int *keep_fds, size_t n_keep_fds,
+                  const int *null_fds, size_t n_null_fds,
+                int *status);
+
+pid_t process_pid(const struct process *);
+const char *process_name(const struct process *);
+bool process_exited(struct process *);
+int process_status(const struct process *);
+char *process_status_msg(int);
+
+void process_wait(struct process *);
+
+#endif /* process.h */