This patch helps when you accidentally run something like git-clean
in the git directory instead of the work tree.
Signed-off-by: Johannes Schindelin <Johannes.Schindelin@xxxxxx>
---
On Tue, 23 Jan 2007, Yasushi SHOJI wrote:
> At Fri, 19 Jan 2007 11:03:17 -0800,
> Junio C Hamano wrote:
> >
> > Johannes Schindelin <Johannes.Schindelin@xxxxxx> writes:
> >
> > > On Fri, 19 Jan 2007, Matthias Kestenholz wrote:
> > > ...
> > >> Why not check for /.git/ somewhere inside the current
> > >> working directory (pwd) ? That's the way mercurial does it
> > >> currently, and I think that is a sane thing to do _if_ you
> > >> want to protect the user from his own stupidity.
> > >
> > > There are valid reasons why you might want to have a
> > > (possibly temporary) repository _inside_ the GIT_DIR. You'd
> > > break these cases.
> >
> > You are right that strstr(here, "/.git/") is not a good check.
> >
> > If we really care about this problem (and I am not yet
> > starting to think we might, but who knows, I reserve the right
> > to change my mind every once in a while), we could make the
> > commands that deal with working trees (that is, among the
> > things under discussion in this thread, 'git-clean' always is,
> > and 'git-ls-files' only when it is given options like '-o',
> > '-k', '-m', '-i') when the cwd is GIT_DIR or a subdirectory of
> > it.
>
> I believe it should be done.
I only did that for the mentioned commands; your homework: find
all other commands (or options) which need that.
builtin-ls-files.c | 10 +++++++++-
builtin-rev-parse.c | 5 +++++
git-sh-setup.sh | 3 ++-
git.c | 5 +++--
4 files changed, 19 insertions(+), 4 deletions(-)
diff --git a/builtin-ls-files.c b/builtin-ls-files.c
index 21c2a6e..ac89eb2 100644
--- a/builtin-ls-files.c
+++ b/builtin-ls-files.c
@@ -323,7 +323,7 @@ static const char ls_files_usage[] =
int cmd_ls_files(int argc, const char **argv, const char *prefix)
{
int i;
- int exc_given = 0;
+ int exc_given = 0, require_work_tree = 0;
struct dir_struct dir;
memset(&dir, 0, sizeof(dir));
@@ -363,14 +363,17 @@ int cmd_ls_files(int argc, const char **argv, const char *prefix)
}
if (!strcmp(arg, "-m") || !strcmp(arg, "--modified")) {
show_modified = 1;
+ require_work_tree = 1;
continue;
}
if (!strcmp(arg, "-o") || !strcmp(arg, "--others")) {
show_others = 1;
+ require_work_tree = 1;
continue;
}
if (!strcmp(arg, "-i") || !strcmp(arg, "--ignored")) {
dir.show_ignored = 1;
+ require_work_tree = 1;
continue;
}
if (!strcmp(arg, "-s") || !strcmp(arg, "--stage")) {
@@ -379,6 +382,7 @@ int cmd_ls_files(int argc, const char **argv, const char *prefix)
}
if (!strcmp(arg, "-k") || !strcmp(arg, "--killed")) {
show_killed = 1;
+ require_work_tree = 1;
continue;
}
if (!strcmp(arg, "--directory")) {
@@ -447,6 +451,10 @@ int cmd_ls_files(int argc, const char **argv, const char *prefix)
break;
}
+ if (require_work_tree &&
+ (is_bare_repository() || is_inside_git_dir()))
+ die("This operation must be run in a work tree");
+
pathspec = get_pathspec(prefix, argv + i);
/* Verify that the pathspec matches the prefix */
diff --git a/builtin-rev-parse.c b/builtin-rev-parse.c
index 3b716fb..d53deaa 100644
--- a/builtin-rev-parse.c
+++ b/builtin-rev-parse.c
@@ -347,6 +347,11 @@ int cmd_rev_parse(int argc, const char **argv, const char *prefix)
printf("%s/.git\n", cwd);
continue;
}
+ if (!strcmp(arg, "--is-inside-git-dir")) {
+ printf("%s\n", is_inside_git_dir() ? "true"
+ : "false");
+ continue;
+ }
if (!strncmp(arg, "--since=", 8)) {
show_datestring("--max-age=", arg+8);
continue;
diff --git a/git-sh-setup.sh b/git-sh-setup.sh
index 6b1c142..9114c49 100755
--- a/git-sh-setup.sh
+++ b/git-sh-setup.sh
@@ -48,7 +48,8 @@ cd_to_toplevel () {
}
require_work_tree () {
- test $(is_bare_repository) = false ||
+ test $(is_bare_repository) = false &&
+ test $(git-rev-parse --is-inside-git-dir) = false ||
die "fatal: $0 cannot be used without a working tree."
}
diff --git a/git.c b/git.c
index 5133a07..2027d1c 100644
--- a/git.c
+++ b/git.c
@@ -302,8 +302,9 @@ static void handle_internal_command(int argc, const char **argv, char **envp)
prefix = setup_git_directory();
if (p->option & USE_PAGER)
setup_pager();
- if ((p->option & NOT_BARE) && is_bare_repository())
- die("%s cannot be used in a bare git directory", cmd);
+ if ((p->option & NOT_BARE) &&
+ (is_bare_repository() || is_inside_git_dir()))
+ die("%s must be run in a work tree", cmd);
trace_argv_printf(argv, argc, "trace: built-in: git");
exit(p->fn(argc, argv, prefix));
-
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