diff options
| -rw-r--r-- | builtin/rm.c | 4 | ||||
| -rw-r--r-- | submodule.c | 49 | ||||
| -rw-r--r-- | submodule.h | 6 |
3 files changed, 45 insertions, 14 deletions
diff --git a/builtin/rm.c b/builtin/rm.c index 3f3e24eb36..5a5a66272b 100644 --- a/builtin/rm.c +++ b/builtin/rm.c @@ -187,7 +187,9 @@ static int check_local_mod(struct object_id *head, int index_only) */ if (ce_match_stat(ce, &st, 0) || (S_ISGITLINK(ce->ce_mode) && - !ok_to_remove_submodule(ce->name))) + bad_to_remove_submodule(ce->name, + SUBMODULE_REMOVAL_DIE_ON_ERROR | + SUBMODULE_REMOVAL_IGNORE_IGNORED_UNTRACKED))) local_changes = 1; /* diff --git a/submodule.c b/submodule.c index 9f0b544ebe..1cc04d24e5 100644 --- a/submodule.c +++ b/submodule.c @@ -1019,39 +1019,64 @@ int submodule_uses_gitfile(const char *path) return 1; } -int ok_to_remove_submodule(const char *path) +/* + * Check if it is a bad idea to remove a submodule, i.e. if we'd lose data + * when doing so. + * + * Return 1 if we'd lose data, return 0 if the removal is fine, + * and negative values for errors. + */ +int bad_to_remove_submodule(const char *path, unsigned flags) { ssize_t len; struct child_process cp = CHILD_PROCESS_INIT; struct strbuf buf = STRBUF_INIT; - int ok_to_remove = 1; + int ret = 0; if (!file_exists(path) || is_empty_dir(path)) - return 1; + return 0; if (!submodule_uses_gitfile(path)) - return 0; + return 1; - argv_array_pushl(&cp.args, "status", "--porcelain", "-u", + argv_array_pushl(&cp.args, "status", "--porcelain", "--ignore-submodules=none", NULL); + + if (flags & SUBMODULE_REMOVAL_IGNORE_UNTRACKED) + argv_array_push(&cp.args, "-uno"); + else + argv_array_push(&cp.args, "-uall"); + + if (!(flags & SUBMODULE_REMOVAL_IGNORE_IGNORED_UNTRACKED)) + argv_array_push(&cp.args, "--ignored"); + prepare_submodule_repo_env(&cp.env_array); cp.git_cmd = 1; cp.no_stdin = 1; cp.out = -1; cp.dir = path; - if (start_command(&cp)) - die(_("could not run 'git status --porcelain -u --ignore-submodules=none' in submodule %s"), path); + if (start_command(&cp)) { + if (flags & SUBMODULE_REMOVAL_DIE_ON_ERROR) + die(_("could not start 'git status in submodule '%s'"), + path); + ret = -1; + goto out; + } len = strbuf_read(&buf, cp.out, 1024); if (len > 2) - ok_to_remove = 0; + ret = 1; close(cp.out); - if (finish_command(&cp)) - die(_("'git status --porcelain -u --ignore-submodules=none' failed in submodule %s"), path); - + if (finish_command(&cp)) { + if (flags & SUBMODULE_REMOVAL_DIE_ON_ERROR) + die(_("could not run 'git status in submodule '%s'"), + path); + ret = -1; + } +out: strbuf_release(&buf); - return ok_to_remove; + return ret; } static int find_first_merges(struct object_array *result, const char *path, diff --git a/submodule.h b/submodule.h index 61fb610749..21b1569413 100644 --- a/submodule.h +++ b/submodule.h @@ -59,7 +59,11 @@ extern int fetch_populated_submodules(const struct argv_array *options, int quiet, int max_parallel_jobs); extern unsigned is_submodule_modified(const char *path, int ignore_untracked); extern int submodule_uses_gitfile(const char *path); -extern int ok_to_remove_submodule(const char *path); + +#define SUBMODULE_REMOVAL_DIE_ON_ERROR (1<<0) +#define SUBMODULE_REMOVAL_IGNORE_UNTRACKED (1<<1) +#define SUBMODULE_REMOVAL_IGNORE_IGNORED_UNTRACKED (1<<2) +extern int bad_to_remove_submodule(const char *path, unsigned flags); extern int merge_submodule(unsigned char result[20], const char *path, const unsigned char base[20], const unsigned char a[20], |