Make bash script shebangs more portable

etc/check-package-size.sh

@@ -1,4 +1,4 @@
-#!/bin/bash
+#!/usr/bin/env bash
 
 set -eu -o pipefail
 

etc/copy-packetline.sh

@@ -1,4 +1,4 @@
-#!/bin/bash
+#!/usr/bin/env bash
 
 set -euC -o pipefail
 

etc/corpus/clone-repos.sh

@@ -1,4 +1,4 @@
-#!/bin/bash
+#!/usr/bin/env bash
 
 # Check if there is input on stdin
 if [ -t 0 ]; then

gix-archive/tests/fixtures/basic.sh

@@ -1,4 +1,4 @@
-#!/bin/bash
+#!/usr/bin/env bash
 set -eu -o pipefail
 
 git init

gix-attributes/tests/fixtures/make_attributes_baseline.sh

@@ -1,4 +1,4 @@
-#!/bin/bash
+#!/usr/bin/env bash
 set -eu -o pipefail
 
 mkdir basics;

gix-command/tests/fixtures/win_path_lookup.sh

@@ -1,4 +1,4 @@
-#!/bin/bash
+#!/usr/bin/env bash
 set -eu -o pipefail
 
 mkdir a b c

gix-commitgraph/tests/fixtures/generation_number_overflow.sh

@@ -1,4 +1,4 @@
-#!/bin/bash
+#!/usr/bin/env bash
 set -eu -o pipefail
 
 function tick () {

gix-commitgraph/tests/fixtures/octopus_merges.sh

@@ -1,4 +1,4 @@
-#!/bin/bash
+#!/usr/bin/env bash
 set -eu -o pipefail
 
 git init -q

gix-commitgraph/tests/fixtures/single_commit.sh

@@ -1,4 +1,4 @@
-#!/bin/bash
+#!/usr/bin/env bash
 set -eu -o pipefail
 
 # The goal with this repo is to have the smallest commit-graph file possible, in the hopes that an

gix-commitgraph/tests/fixtures/single_commit_huge_dates.sh

@@ -1,4 +1,4 @@
-#!/bin/bash
+#!/usr/bin/env bash
 set -eu -o pipefail
 
 function setup_repo() {

gix-commitgraph/tests/fixtures/single_parent.sh

@@ -1,4 +1,4 @@
-#!/bin/bash
+#!/usr/bin/env bash
 set -eu -o pipefail
 
 git init -q

gix-commitgraph/tests/fixtures/split_chain.sh

@@ -1,4 +1,4 @@
-#!/bin/bash
+#!/usr/bin/env bash
 set -eu -o pipefail
 
 git init -q

gix-commitgraph/tests/fixtures/two_parents.sh

@@ -1,4 +1,4 @@
-#!/bin/bash
+#!/usr/bin/env bash
 set -eu -o pipefail
 
 git init -q

gix-config/tests/fixtures/config_with_worktree_extension.sh

@@ -1,4 +1,4 @@
-#!/bin/bash
+#!/usr/bin/env bash
 set -eu -o pipefail
 
 git init -q main-worktree

gix-config/tests/fixtures/make_config_repo.sh

@@ -1,4 +1,4 @@
-#!/bin/bash
+#!/usr/bin/env bash
 set -eu -o pipefail
 
 git init -q

gix-credentials/tests/fixtures/all-but-credentials.sh

@@ -1,4 +1,4 @@
-#!/bin/bash
+#!/usr/bin/env bash
 
 echo protocol=ftp
 echo host=example.com:8080

gix-credentials/tests/fixtures/custom-helper.sh

@@ -1,4 +1,4 @@
-#!/bin/bash
+#!/usr/bin/env bash
 set -eu
 
 test "$1" = get && \

gix-credentials/tests/fixtures/fail.sh

@@ -1,3 +1,3 @@
-#!/bin/bash
+#!/usr/bin/env bash
 
 exit 42

gix-credentials/tests/fixtures/last-pass.sh

@@ -1,4 +1,4 @@
-#!/bin/bash
+#!/usr/bin/env bash
 set -eu
 
 echo username=user

gix-credentials/tests/fixtures/password.sh

@@ -1,3 +1,3 @@
-#!/bin/bash
+#!/usr/bin/env bash
 
 echo password=pass

gix-credentials/tests/fixtures/reflect.sh

@@ -1,3 +1,3 @@
-#!/bin/bash
+#!/usr/bin/env bash
 
 cat

gix-credentials/tests/fixtures/url.sh

@@ -1,4 +1,4 @@
-#!/bin/bash
+#!/usr/bin/env bash
 
 echo protocol=ftp
 echo host=github.com

gix-credentials/tests/fixtures/username.sh

@@ -1,3 +1,3 @@
-#!/bin/bash
+#!/usr/bin/env bash
 
 echo username=user

gix-date/tests/fixtures/generate_git_date_baseline.sh

@@ -1,4 +1,4 @@
-#!/bin/bash
+#!/usr/bin/env bash
 set -eu -o pipefail
 
 git init;

gix-diff/tests/fixtures/make_blob_repo.sh

@@ -1,4 +1,4 @@
-#!/bin/bash
+#!/usr/bin/env bash
 set -eu -o pipefail
 
 git init -q

gix-diff/tests/fixtures/make_diff_repo.sh

@@ -1,4 +1,4 @@
-#!/bin/bash
+#!/usr/bin/env bash
 set -eu -o pipefail
 
 

gix-dir/tests/fixtures/many-symlinks.sh

@@ -1,4 +1,4 @@
-#!/bin/bash
+#!/usr/bin/env bash
 set -eu -o pipefail
 
 # Note that symlink creation fails on Windows for some reason,

gix-dir/tests/fixtures/many.sh

@@ -1,4 +1,4 @@
-#!/bin/bash
+#!/usr/bin/env bash
 set -eu -o pipefail
 
 # Nothing here may use symlinks so these fixtures can be used on windows as well.

gix-discover/tests/fixtures/make_basic_repo.sh

@@ -1,4 +1,4 @@
-#!/bin/bash
+#!/usr/bin/env bash
 set -eu -o pipefail
 
 git init -q

gix-discover/tests/fixtures/make_exfat_repo_darwin.sh

@@ -1,4 +1,4 @@
-#!/bin/bash
+#!/usr/bin/env bash
 set -eu -o pipefail
 
 [[ $(uname) == Darwin ]] || exit 1

gix-discover/tests/fixtures/make_submodules.sh

@@ -1,4 +1,4 @@
-#!/bin/bash
+#!/usr/bin/env bash
 set -eu -o pipefail
 
 git init -q module1

gix-filter/tests/fixtures/baseline.sh

@@ -1,4 +1,4 @@
-#!/bin/bash
+#!/usr/bin/env bash
 set -eu -o pipefail
 
 driver=${1:?First argument is the driver program supporting both process mode and clean/smudge}

gix-filter/tests/fixtures/pipeline_repos.sh

@@ -1,4 +1,4 @@
-#!/bin/bash
+#!/usr/bin/env bash
 set -eu -o pipefail
 
 (mkdir all-filters && cd all-filters

gix-fsck/tests/fixtures/make_test_repos.sh

@@ -1,4 +1,4 @@
-#!/bin/bash
+#!/usr/bin/env bash
 set -x
 set -euo pipefail
 

gix-glob/tests/fixtures/make_baseline.sh

@@ -1,4 +1,4 @@
-#!/bin/bash
+#!/usr/bin/env bash
 set -eu -o pipefail
 
 git init -q

gix-ignore/tests/fixtures/make_global_and_external_and_dir_ignores.sh

@@ -1,4 +1,4 @@
-#!/bin/bash
+#!/usr/bin/env bash
 set -eu -o pipefail
 
 cat <<EOF >user.exclude

gix-index/tests/fixtures/file_metadata.sh

@@ -1,4 +1,4 @@
-#!/bin/bash
+#!/usr/bin/env bash
 set -eu -o pipefail
 
 # The largest-possible date for Ext4, nanos are special there, but ont usually on other filesystems

gix-index/tests/fixtures/make_index/V2_empty.sh

@@ -1,4 +1,4 @@
-#!/bin/bash
+#!/usr/bin/env bash
 set -eu -o pipefail
 
 git init -q

gix-index/tests/fixtures/make_index/v2.sh

@@ -1,4 +1,4 @@
-#!/bin/bash
+#!/usr/bin/env bash
 set -eu -o pipefail
 
 export GIT_INDEX_VERSION=2

gix-index/tests/fixtures/make_index/v2_all_file_kinds.sh

@@ -1,4 +1,4 @@
-#!/bin/bash
+#!/usr/bin/env bash
 set -eu -o pipefail
 
 export GIT_INDEX_VERSION=2;

gix-index/tests/fixtures/make_index/v2_deeper_tree.sh

@@ -1,4 +1,4 @@
-#!/bin/bash
+#!/usr/bin/env bash
 set -eu -o pipefail
 
 export GIT_INDEX_VERSION=2;

gix-index/tests/fixtures/make_index/v2_icase_name_clashes.sh

@@ -1,4 +1,4 @@
-#!/bin/bash
+#!/usr/bin/env bash
 set -eu -o pipefail
 
 git init -q

gix-index/tests/fixtures/make_index/v2_more_files.sh

@@ -1,4 +1,4 @@
-#!/bin/bash
+#!/usr/bin/env bash
 set -eu -o pipefail
 
 export GIT_INDEX_VERSION=2;

gix-index/tests/fixtures/make_index/v2_sparse_index_no_dirs.sh

@@ -1,4 +1,4 @@
-#!/bin/bash
+#!/usr/bin/env bash
 set -eu -o pipefail
 
 git init -q

gix-index/tests/fixtures/make_index/v2_split_index.sh

@@ -1,4 +1,4 @@
-#!/bin/bash
+#!/usr/bin/env bash
 set -eu -o pipefail
 
 export GIT_INDEX_VERSION=2

gix-index/tests/fixtures/make_index/v2_split_index_recursive.sh

@@ -1,4 +1,4 @@
-#!/bin/bash
+#!/usr/bin/env bash
 set -eu -o pipefail
 
 export GIT_INDEX_VERSION=2

gix-index/tests/fixtures/make_index/v2_split_vs_regular_index.sh

@@ -1,4 +1,4 @@
-#!/bin/bash
+#!/usr/bin/env bash
 
 # Creates a 2 identical repositories, one using a split index, the other
 # using a regular index

gix-index/tests/fixtures/make_index/v3_added_files.sh

@@ -1,4 +1,4 @@
-#!/bin/bash
+#!/usr/bin/env bash
 set -eu -o pipefail
 
 git init -q

gix-index/tests/fixtures/make_index/v3_skip_worktree.sh

@@ -1,4 +1,4 @@
-#!/bin/bash
+#!/usr/bin/env bash
 set -eu -o pipefail
 
 git init -q

gix-index/tests/fixtures/make_index/v3_sparse_index.sh

@@ -1,4 +1,4 @@
-#!/bin/bash
+#!/usr/bin/env bash
 set -eu -o pipefail
 
 git init -q

gix-index/tests/fixtures/make_index/v3_sparse_index_non_cone.sh

@@ -1,4 +1,4 @@
-#!/bin/bash
+#!/usr/bin/env bash
 set -eu -o pipefail
 
 git init -q

gix-index/tests/fixtures/make_index/v4_more_files_IEOT.sh

@@ -1,4 +1,4 @@
-#!/bin/bash
+#!/usr/bin/env bash
 set -eu -o pipefail
 
 export GIT_INDEX_VERSION=4

gix-index/tests/fixtures/make_traverse_literal_separators.sh

@@ -1,4 +1,4 @@
-#!/bin/bash
+#!/usr/bin/env bash
 set -eu -o pipefail
 
 # Makes a repo carrying a literally named file, which may even contain "/".
@@ -41,4 +41,4 @@ make_repo traverse_dotgit_backslashes '.git\hooks\pre-commit' 100755 <<'EOF'
 #!/bin/sh
 printf 'Vulnerable!\n'
 date >vulnerable
-EOF
+EOF

gix-negotiate/tests/fixtures/make_repos.sh

@@ -1,4 +1,4 @@
-#!/bin/bash
+#!/usr/bin/env bash
 set -eu -o pipefail
 
 function tick () {

gix-object/tests/fixtures/make_trees.sh

@@ -1,4 +1,4 @@
-#!/bin/bash
+#!/usr/bin/env bash
 set -eu -o pipefail
 
 function baseline() {

gix-odb/tests/fixtures/make_alternates_odb.sh

@@ -1,4 +1,4 @@
-#!/bin/bash
+#!/usr/bin/env bash
 set -eu -o pipefail
 
 git init -q

gix-odb/tests/fixtures/make_replaced_history.sh

@@ -1,4 +1,4 @@
-#!/bin/bash
+#!/usr/bin/env bash
 set -eu -o pipefail
 
 git init -q

gix-odb/tests/fixtures/make_repo_multi_index.sh

@@ -1,4 +1,4 @@
-#!/bin/bash
+#!/usr/bin/env bash
 set -eu -o pipefail
 
 omit_multi_index=${1:-no}

gix-odb/tests/fixtures/repo_with_loose_objects.sh

@@ -1,4 +1,4 @@
-#!/bin/bash
+#!/usr/bin/env bash
 set -eu -o pipefail
 
 git init -q

gix-pack/tests/fixtures/make_pack_gen_repo.sh

@@ -1,4 +1,4 @@
-#!/bin/bash
+#!/usr/bin/env bash
 set -eu -o pipefail
 
 git init -q

gix-pack/tests/fixtures/make_pack_gen_repo_multi_index.sh

@@ -1,4 +1,4 @@
-#!/bin/bash
+#!/usr/bin/env bash
 set -eu -o pipefail
 
 git init -q

gix-pathspec/tests/fixtures/match_baseline_dirs.sh

@@ -1,4 +1,4 @@
-#!/bin/bash
+#!/usr/bin/env bash
 set -eu -o pipefail
 
 git init;

gix-pathspec/tests/fixtures/match_baseline_files.sh

@@ -1,4 +1,4 @@
-#!/bin/bash
+#!/usr/bin/env bash
 set -eu -o pipefail
 
 git init;

gix-pathspec/tests/fixtures/parse_baseline.sh

@@ -1,4 +1,4 @@
-#!/bin/bash
+#!/usr/bin/env bash
 set -eu -o pipefail
 
 git init;

gix-ref/tests/fixtures/make_namespaced_packed_ref_repository.sh

@@ -1,4 +1,4 @@
-#!/bin/bash
+#!/usr/bin/env bash
 set -eu -o pipefail
 
 git init -q

gix-ref/tests/fixtures/make_packed_ref_repository.sh

@@ -1,4 +1,4 @@
-#!/bin/bash
+#!/usr/bin/env bash
 set -eu -o pipefail
 
 git init -q