convert Linux to auto-generated defs.h

TBR=r
OCL=26686
CL=26688

1 files changed, 42 insertions, 0 deletions

diff --git a/src/runtime/linux/defs.c b/src/runtime/linux/defs.c
new file mode 100644
index 000000000..9e635b429
--- /dev/null
+++ b/src/runtime/linux/defs.c
@@ -0,0 +1,42 @@
+// Copyright 2009 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.
+
+/*
+ * Input to godefs
+	godefs -f -m64 defs.c >amd64/defs.h
+	godefs -f -m64 defs1.c >>amd64/defs.h
+	godefs defs.c >386/defs.h
+	godefs defs1.c >>386/defs.h
+ */
+
+// Linux glibc and Linux kernel define different and conflicting
+// definitions for struct sigaction, struct timespec, etc.
+// We want the kernel ones, which are in the asm/* headers.
+// But then we'd get conflicts when we include the system
+// headers for things like ucontext_t, so that happens in
+// a separate file, defs1.c.
+
+#include <asm/signal.h>
+#include <asm/siginfo.h>
+#include <asm/mman.h>
+
+enum {
+	$PROT_NONE = PROT_NONE,
+	$PROT_READ = PROT_READ,
+	$PROT_WRITE = PROT_WRITE,
+	$PROT_EXEC = PROT_EXEC,
+
+	$MAP_ANON = MAP_ANONYMOUS,
+	$MAP_PRIVATE = MAP_PRIVATE,
+
+	$SA_RESTART = SA_RESTART,
+	$SA_ONSTACK = SA_ONSTACK,
+	$SA_RESTORER = SA_RESTORER,
+	$SA_SIGINFO = SA_SIGINFO,
+};
+
+typedef struct timespec $Timespec;
+typedef struct timeval $Timeval;
+typedef struct sigaction $Sigaction;
+typedef siginfo_t $Siginfo;