From d5cc9ef11660541017db57aaa62989b6efc7c92e Mon Sep 17 00:00:00 2001
From: Jeremy Fitzhardinge <jsgf@meta.com>
Date: Thu, 23 Feb 2023 09:28:19 -0800
Subject: [PATCH] third-party/rust: remove memmap and migrate to memmap2

Summary:
`memmap` is unmaintained and hasn't been changed in over 4 years. `memmap2` is
a fork, which is regularly maintained.

Also bump dependency on `grep` as it removes the last third-party internal
reference to memmap.

Reviewed By: dtolnay

Differential Revision: D43486158

fbshipit-source-id: f763848bd295facf60ec601620afd68dfc655bea
---
 reverie/Cargo.toml               | 2 +-
 reverie/src/backtrace/symbols.rs | 2 +-
 2 files changed, 2 insertions(+), 2 deletions(-)

diff --git a/reverie/Cargo.toml b/reverie/Cargo.toml
index 68be46e..082cf5f 100644
--- a/reverie/Cargo.toml
+++ b/reverie/Cargo.toml
@@ -17,7 +17,7 @@ gimli = "0.26"
 lazy_static = "1.4"
 libc = "0.2.139"
 linked-hash-map = { version = "0.5", features = ["serde_impl"] }
-memmap = "0.7"
+memmap2 = "0.5.10"
 never-say-never = "6"
 nix = "0.25"
 object = { version = "0.29", features = ["write"] }
diff --git a/reverie/src/backtrace/symbols.rs b/reverie/src/backtrace/symbols.rs
index a228f47..41b8714 100644
--- a/reverie/src/backtrace/symbols.rs
+++ b/reverie/src/backtrace/symbols.rs
@@ -16,7 +16,7 @@ use std::path::PathBuf;
 
 use gimli::EndianSlice;
 use gimli::RunTimeEndian as Endian;
-use memmap::Mmap;
+use memmap2::Mmap;
 use object::Object as _;
 use object::ObjectSegment;
 use object::SymbolMapName;