From ef8122064baf54c37a8fe15e78b9da7c5180bbe6 Mon Sep 17 00:00:00 2001
From: Symphorien Gibol <symphorien+git@xlumurb.eu>
Date: Sat, 16 Jun 2018 18:04:09 +0200
Subject: [PATCH] libstore/gc.cc: ignore ESRCH when reading symlinks in /proc

readlink is also affected by the problem fixed for regular files in
c567afe355df
---
 src/libstore/gc.cc | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/src/libstore/gc.cc b/src/libstore/gc.cc
index 233a70bd..40b4f965 100644
--- a/src/libstore/gc.cc
+++ b/src/libstore/gc.cc
@@ -365,7 +365,7 @@ try_again:
     char buf[bufsiz];
     auto res = readlink(file.c_str(), buf, bufsiz);
     if (res == -1) {
-        if (errno == ENOENT || errno == EACCES)
+        if (errno == ENOENT || errno == EACCES || errno == ESRCH)
             return;
         throw SysError("reading symlink");
     }