From 5809830ee6ab5b40a1eaf73f8613747b0ca726f3 Mon Sep 17 00:00:00 2001
From: Doron Behar <doron.behar@gmail.com>
Date: Tue, 16 Jul 2024 13:08:33 +0300
Subject: [PATCH] openmpi: replace sed cross compilation fixes with
 substituteInPlace

Using substituteInPlace (with `--replace-fail`) is much safer.
---
 .../development/libraries/openmpi/default.nix | 24 ++++++++++++-------
 1 file changed, 16 insertions(+), 8 deletions(-)

diff --git a/pkgs/development/libraries/openmpi/default.nix b/pkgs/development/libraries/openmpi/default.nix
index 9feb2b7999fa..121d212b959d 100644
--- a/pkgs/development/libraries/openmpi/default.nix
+++ b/pkgs/development/libraries/openmpi/default.nix
@@ -145,22 +145,30 @@ stdenv.mkDerivation (finalAttrs: {
       # compilers at build time
 
       echo "''${!outputDev}/share/openmpi/mpicc-wrapper-data.txt"
-      sed -i 's:compiler=.*:compiler=${targetPackages.stdenv.cc}/bin/${targetPackages.stdenv.cc.targetPrefix}cc:' \
-        ''${!outputDev}/share/openmpi/mpicc-wrapper-data.txt
+      substituteInPlace ''${!outputDev}/share/openmpi/mpicc-wrapper-data.txt \
+        --replace-fail \
+          compiler=gcc \
+          compiler=${targetPackages.stdenv.cc}/bin/${targetPackages.stdenv.cc.targetPrefix}cc
 
       echo "''${!outputDev}/share/openmpi/ortecc-wrapper-data.txt"
-      sed -i 's:compiler=.*:compiler=${targetPackages.stdenv.cc}/bin/${targetPackages.stdenv.cc.targetPrefix}cc:' \
-         ''${!outputDev}/share/openmpi/ortecc-wrapper-data.txt
+      substituteInPlace ''${!outputDev}/share/openmpi/ortecc-wrapper-data.txt \
+        --replace-fail \
+          compiler=gcc \
+          compiler=${targetPackages.stdenv.cc}/bin/${targetPackages.stdenv.cc.targetPrefix}cc
 
       echo "''${!outputDev}/share/openmpi/mpic++-wrapper-data.txt"
-      sed -i 's:compiler=.*:compiler=${targetPackages.stdenv.cc}/bin/${targetPackages.stdenv.cc.targetPrefix}c++:' \
-         ''${!outputDev}/share/openmpi/mpic++-wrapper-data.txt
+      substituteInPlace ''${!outputDev}/share/openmpi/mpic++-wrapper-data.txt \
+        --replace-fail \
+          compiler=g++ \
+          compiler=${targetPackages.stdenv.cc}/bin/${targetPackages.stdenv.cc.targetPrefix}c++
     ''
     + lib.optionalString fortranSupport ''
 
       echo "''${!outputDev}/share/openmpi/mpifort-wrapper-data.txt"
-      sed -i 's:compiler=.*:compiler=${gfortran}/bin/${gfortran.targetPrefix}gfortran:'  \
-         ''${!outputDev}/share/openmpi/mpifort-wrapper-data.txt
+      substituteInPlace ''${!outputDev}/share/openmpi/mpifort-wrapper-data.txt \
+        --replace-fail \
+          compiler=gfortran \
+          compiler=${gfortran}/bin/${gfortran.targetPrefix}gfortran
 
     '';