if (normalize_path_copy(sanitized, sanitized))
goto error_out;
if (is_absolute_path(orig)) {
- size_t len, total;
+ size_t root_len, len, total;
const char *work_tree = get_git_work_tree();
if (!work_tree)
goto error_out;
len = strlen(work_tree);
+ root_len = offset_1st_component(work_tree);
total = strlen(sanitized) + 1;
if (strncmp(sanitized, work_tree, len) ||
- (sanitized[len] != '\0' && sanitized[len] != '/')) {
+ (len > root_len && sanitized[len] != '\0' && sanitized[len] != '/')) {
error_out:
die("'%s' is outside repository", orig);
}
static char cwd[PATH_MAX+1];
const char *gitdirenv;
const char *gitfile_dir;
- int len, offset, ceil_offset;
+ int len, offset, ceil_offset, root_len;
/*
* Let's assume that we are in a git repository.
if (!work_tree_env)
inside_work_tree = 0;
if (offset != len) {
- cwd[offset] = '\0';
+ root_len = offset_1st_component(cwd);
+ cwd[offset > root_len ? offset : root_len] = '\0';
set_git_dir(cwd);
} else
set_git_dir(".");
inside_git_dir = 0;
if (!work_tree_env)
inside_work_tree = 1;
- git_work_tree_cfg = xstrndup(cwd, offset);
+ root_len = offset_1st_component(cwd);
+ git_work_tree_cfg = xstrndup(cwd, offset > root_len ? offset : root_len);
if (check_repository_format_gently(nongit_ok))
return NULL;
if (offset == len)
--- /dev/null
+#!/bin/sh
+
+test_description='Test Git when git repository is located at root
+
+This test requires write access in root. Do not bother if you do not
+have a throwaway chroot or VM.
+
+Script t1509/prepare-chroot.sh may help you setup chroot, then you
+can chroot in and execute this test from there.
+'
+
+. ./test-lib.sh
+
+test_cmp_val() {
+ echo "$1" > expected
+ echo "$2" > result
+ test_cmp expected result
+}
+
+test_vars() {
+ test_expect_success "$1: gitdir" '
+ test_cmp_val "'"$2"'" "$(git rev-parse --git-dir)"
+ '
+
+ test_expect_success "$1: worktree" '
+ test_cmp_val "'"$3"'" "$(git rev-parse --show-toplevel)"
+ '
+
+ test_expect_success "$1: prefix" '
+ test_cmp_val "'"$4"'" "$(git rev-parse --show-prefix)"
+ '
+}
+
+test_foobar_root() {
+ test_expect_success 'add relative' '
+ test -z "$(cd / && git ls-files)" &&
+ git add foo/foome &&
+ git add foo/bar/barme &&
+ git add me &&
+ ( cd / && git ls-files --stage ) > result &&
+ test_cmp /ls.expected result &&
+ rm "$(git rev-parse --git-dir)/index"
+ '
+
+ test_expect_success 'add absolute' '
+ test -z "$(cd / && git ls-files)" &&
+ git add /foo/foome &&
+ git add /foo/bar/barme &&
+ git add /me &&
+ ( cd / && git ls-files --stage ) > result &&
+ test_cmp /ls.expected result &&
+ rm "$(git rev-parse --git-dir)/index"
+ '
+
+}
+
+test_foobar_foo() {
+ test_expect_success 'add relative' '
+ test -z "$(cd / && git ls-files)" &&
+ git add foome &&
+ git add bar/barme &&
+ git add ../me &&
+ ( cd / && git ls-files --stage ) > result &&
+ test_cmp /ls.expected result &&
+ rm "$(git rev-parse --git-dir)/index"
+ '
+
+ test_expect_success 'add absolute' '
+ test -z "$(cd / && git ls-files)" &&
+ git add /foo/foome &&
+ git add /foo/bar/barme &&
+ git add /me &&
+ ( cd / && git ls-files --stage ) > result &&
+ test_cmp /ls.expected result &&
+ rm "$(git rev-parse --git-dir)/index"
+ '
+}
+
+test_foobar_foobar() {
+ test_expect_success 'add relative' '
+ test -z "$(cd / && git ls-files)" &&
+ git add ../foome &&
+ git add barme &&
+ git add ../../me &&
+ ( cd / && git ls-files --stage ) > result &&
+ test_cmp /ls.expected result &&
+ rm "$(git rev-parse --git-dir)/index"
+ '
+
+ test_expect_success 'add absolute' '
+ test -z "$(cd / && git ls-files)" &&
+ git add /foo/foome &&
+ git add /foo/bar/barme &&
+ git add /me &&
+ ( cd / && git ls-files --stage ) > result &&
+ test_cmp /ls.expected result &&
+ rm "$(git rev-parse --git-dir)/index"
+ '
+}
+
+if ! test_have_prereq POSIXPERM || ! [ -w / ]; then
+ say "Dangerous test skipped. Read this test if you want to execute it"
+ test_done
+fi
+
+if [ "$IKNOWWHATIAMDOING" != "YES" ]; then
+ say "You must set env var IKNOWWHATIAMDOING=YES in order to run this test"
+ test_done
+fi
+
+if [ "$UID" = 0 ]; then
+ say "No you can't run this with root"
+ test_done
+fi
+
+ONE_SHA1=d00491fd7e5bb6fa28c517a0bb32b8b506539d4d
+
+test_expect_success 'setup' '
+ rm -rf /foo
+ mkdir /foo &&
+ mkdir /foo/bar &&
+ echo 1 > /foo/foome &&
+ echo 1 > /foo/bar/barme &&
+ echo 1 > /me
+'
+
+say "GIT_DIR absolute, GIT_WORK_TREE set"
+
+test_expect_success 'go to /' 'cd /'
+
+cat >ls.expected <<EOF
+100644 $ONE_SHA1 0 foo/bar/barme
+100644 $ONE_SHA1 0 foo/foome
+100644 $ONE_SHA1 0 me
+EOF
+
+export GIT_DIR="$TRASH_DIRECTORY/.git"
+export GIT_WORK_TREE=/
+
+test_vars 'abs gitdir, root' "$GIT_DIR" "/" ""
+test_foobar_root
+
+test_expect_success 'go to /foo' 'cd /foo'
+
+test_vars 'abs gitdir, foo' "$GIT_DIR" "/" "foo/"
+test_foobar_foo
+
+test_expect_success 'go to /foo/bar' 'cd /foo/bar'
+
+test_vars 'abs gitdir, foo/bar' "$GIT_DIR" "/" "foo/bar/"
+test_foobar_foobar
+
+say "GIT_DIR relative, GIT_WORK_TREE set"
+
+test_expect_success 'go to /' 'cd /'
+
+export GIT_DIR="$(echo $TRASH_DIRECTORY|sed 's,^/,,')/.git"
+export GIT_WORK_TREE=/
+
+test_vars 'rel gitdir, root' "$GIT_DIR" "/" ""
+test_foobar_root
+
+test_expect_success 'go to /foo' 'cd /foo'
+
+export GIT_DIR="../$TRASH_DIRECTORY/.git"
+export GIT_WORK_TREE=/
+
+test_vars 'rel gitdir, foo' "$TRASH_DIRECTORY/.git" "/" "foo/"
+test_foobar_foo
+
+test_expect_success 'go to /foo/bar' 'cd /foo/bar'
+
+export GIT_DIR="../../$TRASH_DIRECTORY/.git"
+export GIT_WORK_TREE=/
+
+test_vars 'rel gitdir, foo/bar' "$TRASH_DIRECTORY/.git" "/" "foo/bar/"
+test_foobar_foobar
+
+say "GIT_DIR relative, GIT_WORK_TREE relative"
+
+test_expect_success 'go to /' 'cd /'
+
+export GIT_DIR="$(echo $TRASH_DIRECTORY|sed 's,^/,,')/.git"
+export GIT_WORK_TREE=.
+
+test_vars 'rel gitdir, root' "$GIT_DIR" "/" ""
+test_foobar_root
+
+test_expect_success 'go to /' 'cd /foo'
+
+export GIT_DIR="../$TRASH_DIRECTORY/.git"
+export GIT_WORK_TREE=..
+
+test_vars 'rel gitdir, foo' "$TRASH_DIRECTORY/.git" "/" "foo/"
+test_foobar_foo
+
+test_expect_success 'go to /foo/bar' 'cd /foo/bar'
+
+export GIT_DIR="../../$TRASH_DIRECTORY/.git"
+export GIT_WORK_TREE=../..
+
+test_vars 'rel gitdir, foo/bar' "$TRASH_DIRECTORY/.git" "/" "foo/bar/"
+test_foobar_foobar
+
+say ".git at root"
+
+unset GIT_DIR
+unset GIT_WORK_TREE
+
+test_expect_success 'go to /' 'cd /'
+test_expect_success 'setup' '
+ rm -rf /.git
+ echo "Initialized empty Git repository in /.git/" > expected &&
+ git init > result &&
+ test_cmp expected result
+'
+
+test_vars 'auto gitdir, root' ".git" "/" ""
+test_foobar_root
+
+test_expect_success 'go to /foo' 'cd /foo'
+test_vars 'auto gitdir, foo' "/.git" "/" "foo/"
+test_foobar_foo
+
+test_expect_success 'go to /foo/bar' 'cd /foo/bar'
+test_vars 'auto gitdir, foo/bar' "/.git" "/" "foo/bar/"
+test_foobar_foobar
+
+test_expect_success 'cleanup' 'rm -rf /.git'
+
+say "auto bare gitdir"
+
+# DESTROYYYYY!!!!!
+test_expect_success 'setup' '
+ rm -rf /refs /objects /info /hooks
+ rm /*
+ cd / &&
+ echo "Initialized empty Git repository in /" > expected &&
+ git init --bare > result &&
+ test_cmp expected result
+'
+
+test_vars 'auto gitdir, root' "." "" ""
+
+test_expect_success 'go to /foo' 'cd /foo'
+
+test_vars 'auto gitdir, root' "/" "" ""
+
+test_done