From b0a6dacc1c3d7aa57776079bcea01f78c7b90dce Mon Sep 17 00:00:00 2001
From: Konstantin Shaposhnikov <k.shaposhnikov@gmail.com>
Date: Wed, 28 Oct 2015 20:17:37 +0800
Subject: [PATCH] proc: handle rename of runtime.allg to runtime.allgs

Use runtime.allgs instead of runtime.allg that has been removed in
https://github.com/golang/go/commit/5a68eb9f25a2a6290800278df972e04a4085cee3
---
 proc/proc.go | 8 ++++++--
 1 file changed, 6 insertions(+), 2 deletions(-)

diff --git a/proc/proc.go b/proc/proc.go
index d27e12f0..4edc951d 100644
--- a/proc/proc.go
+++ b/proc/proc.go
@@ -470,9 +470,13 @@ func (dbp *Process) GoroutinesInfo() ([]*G, error) {
 	allglen := binary.LittleEndian.Uint64(allglenBytes)
 
 	rdr.Seek(0)
-	allgentryaddr, err := rdr.AddrFor("runtime.allg")
+	allgentryaddr, err := rdr.AddrFor("runtime.allgs")
 	if err != nil {
-		return nil, err
+		// try old name (pre Go 1.6)
+		allgentryaddr, err = rdr.AddrFor("runtime.allg")
+		if err != nil {
+			return nil, err
+		}
 	}
 	faddr, err := dbp.CurrentThread.readMemory(uintptr(allgentryaddr), dbp.arch.PtrSize())
 	allgptr := binary.LittleEndian.Uint64(faddr)
-- 
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