From 52f2f6cf4be9eb88711644282e5e706cfa03cc69 Mon Sep 17 00:00:00 2001
From: Nick Cao <nickcao@nichi.co>
Date: Fri, 7 Jan 2022 18:36:33 +0800
Subject: [PATCH] cryptopp: be graceful when removing static lib, fixing cross
 compilation

---
 pkgs/development/libraries/crypto++/default.nix | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/pkgs/development/libraries/crypto++/default.nix b/pkgs/development/libraries/crypto++/default.nix
index bedf75e75ca4..c57525c01d94 100644
--- a/pkgs/development/libraries/crypto++/default.nix
+++ b/pkgs/development/libraries/crypto++/default.nix
@@ -34,7 +34,7 @@ stdenv.mkDerivation rec {
   doCheck = true;
 
   # always built for checks but install static lib only when necessary
-  preInstall = lib.optionalString (!enableStatic) "rm libcryptopp.a";
+  preInstall = lib.optionalString (!enableStatic) "rm -f libcryptopp.a";
 
   installTargets = [ "install-lib" ];
   installFlags = [ "LDCONF=true" ];