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-rw-r--r--src/pkg/runtime/plan9/os.h57
1 files changed, 57 insertions, 0 deletions
diff --git a/src/pkg/runtime/plan9/os.h b/src/pkg/runtime/plan9/os.h
new file mode 100644
index 000000000..b2f7357ec
--- /dev/null
+++ b/src/pkg/runtime/plan9/os.h
@@ -0,0 +1,57 @@
+// Copyright 2010 The Go Authors. All rights reserved.
+// Use of this source code is governed by a BSD-style
+// license that can be found in the LICENSE file.
+
+extern int32 runtime·write(int32 fd, void* buffer, int32 nbytes);
+extern void runtime·exits(int8* msg);
+extern int32 runtime·brk_(void*);
+
+/* open */
+enum
+{
+ OREAD = 0,
+ OWRITE = 1,
+ ORDWR = 2
+};
+
+/* rfork */
+enum
+{
+ RFNAMEG = (1<<0),
+ RFENVG = (1<<1),
+ RFFDG = (1<<2),
+ RFNOTEG = (1<<3),
+ RFPROC = (1<<4),
+ RFMEM = (1<<5),
+ RFNOWAIT = (1<<6),
+ RFCNAMEG = (1<<10),
+ RFCENVG = (1<<11),
+ RFCFDG = (1<<12),
+ RFREND = (1<<13),
+ RFNOMNT = (1<<14)
+};
+
+typedef struct Tos Tos;
+typedef intptr Plink;
+
+struct Tos {
+ struct /* Per process profiling */
+ {
+ Plink *pp; /* known to be 0(ptr) */
+ Plink *next; /* known to be 4(ptr) */
+ Plink *last;
+ Plink *first;
+ uint32 pid;
+ uint32 what;
+ } prof;
+ uint64 cyclefreq; /* cycle clock frequency if there is one, 0 otherwise */
+ int64 kcycles; /* cycles spent in kernel */
+ int64 pcycles; /* cycles spent in process (kernel + user) */
+ uint32 pid; /* might as well put the pid here */
+ uint32 clock;
+ /* top of stack is here */
+};
+
+extern int32 runtime·rfork(int32 flags, void *stk, M *m, G *g, void (*fn)(void));
+extern int32 runtime·plan9_semacquire(uint32 *addr, int32 block);
+extern int32 runtime·plan9_semrelease(uint32 *addr, int32 count);