portability: use interpreters from /usr/bin/env

default.nix

@@ -25,16 +25,9 @@ stdenv.mkDerivation {
   };
 
   prePatch = ''
-    substituteInPlace scripts/auto-install-hpp.sh \
-      --replace-fail /bin/bash ${stdenv.shell}
-    substituteInPlace scripts/install-tar-on-remote \
-      --replace-fail /bin/bash ${stdenv.shell}
-    substituteInPlace scripts/generate-tar-doc \
-      --replace-fail /bin/sh ${stdenv.shell}
     substituteInPlace scripts/packageDep \
-      --replace-fail /usr/bin/python ${python3Packages.python.interpreter}
+      --replace-fail "/usr/bin/env python3" ${python3Packages.python.interpreter}
   '';
-
   strictDeps = true;
 
   nativeBuildInputs = [

scripts/auto-install-hpp.sh

@@ -1,4 +1,4 @@
-#!/bin/bash
+#!/usr/bin/env bash
 
 # Exit on error
 set -e

scripts/create-tags.sh

@@ -1,4 +1,4 @@
-#!/bin/bash
+#!/usr/bin/env bash
 
 set -e
 

scripts/generate-tar-doc

@@ -1,4 +1,4 @@
-#!/bin/sh
+#!/usr/bin/env bash
 
 # generate-tar-doc $DEVEL_HPP_DIR/install/share/doc http://gepettoweb.laas.fr/hpp
 # then copy /tmp/hpp.tar.gz on server and inflate archive.

scripts/install-tar-on-remote

@@ -1,4 +1,4 @@
-#!/bin/bash
+#!/usr/bin/env bash
 
 VERSION="v4.6.0"
 HOST=gepettoweb.laas.fr

scripts/packageDep

@@ -1,4 +1,4 @@
-#!/usr/bin/python
+#!/usr/bin/env python3
 
 import os
 import re