diff options
Diffstat (limited to 'builtin')
-rw-r--r-- | builtin/add.c | 134 |
1 files changed, 94 insertions, 40 deletions
diff --git a/builtin/add.c b/builtin/add.c index ab1c9e8fb7..daf02c6aff 100644 --- a/builtin/add.c +++ b/builtin/add.c @@ -26,8 +26,52 @@ static int take_worktree_changes; struct update_callback_data { int flags; int add_errors; + const char *implicit_dot; + size_t implicit_dot_len; }; +static const char *option_with_implicit_dot; +static const char *short_option_with_implicit_dot; + +static void warn_pathless_add(void) +{ + static int shown; + assert(option_with_implicit_dot && short_option_with_implicit_dot); + + if (shown) + return; + shown = 1; + + /* + * To be consistent with "git add -p" and most Git + * commands, we should default to being tree-wide, but + * this is not the original behavior and can't be + * changed until users trained themselves not to type + * "git add -u" or "git add -A". For now, we warn and + * keep the old behavior. Later, the behavior can be changed + * to tree-wide, keeping the warning for a while, and + * eventually we can drop the warning. + */ + warning(_("The behavior of 'git add %s (or %s)' with no path argument from a\n" + "subdirectory of the tree will change in Git 2.0 and should not be used anymore.\n" + "To add content for the whole tree, run:\n" + "\n" + " git add %s :/\n" + " (or git add %s :/)\n" + "\n" + "To restrict the command to the current directory, run:\n" + "\n" + " git add %s .\n" + " (or git add %s .)\n" + "\n" + "With the current Git version, the command is restricted to " + "the current directory.\n" + ""), + option_with_implicit_dot, short_option_with_implicit_dot, + option_with_implicit_dot, short_option_with_implicit_dot, + option_with_implicit_dot, short_option_with_implicit_dot); +} + static int fix_unmerged_status(struct diff_filepair *p, struct update_callback_data *data) { @@ -54,10 +98,26 @@ static void update_callback(struct diff_queue_struct *q, { int i; struct update_callback_data *data = cbdata; + const char *implicit_dot = data->implicit_dot; + size_t implicit_dot_len = data->implicit_dot_len; for (i = 0; i < q->nr; i++) { struct diff_filepair *p = q->queue[i]; const char *path = p->one->path; + /* + * Check if "git add -A" or "git add -u" was run from a + * subdirectory with a modified file outside that directory, + * and warn if so. + * + * "git add -u" will behave like "git add -u :/" instead of + * "git add -u ." in the future. This warning prepares for + * that change. + */ + if (implicit_dot && + strncmp_icase(path, implicit_dot, implicit_dot_len)) { + warn_pathless_add(); + continue; + } switch (fix_unmerged_status(p, data)) { default: die(_("unexpected diff status %c"), p->status); @@ -85,20 +145,34 @@ int add_files_to_cache(const char *prefix, const char **pathspec, int flags) { struct update_callback_data data; struct rev_info rev; + + memset(&data, 0, sizeof(data)); + data.flags = flags & ~ADD_CACHE_IMPLICIT_DOT; + if ((flags & ADD_CACHE_IMPLICIT_DOT) && prefix) { + /* + * Check for modified files throughout the worktree so + * update_callback has a chance to warn about changes + * outside the cwd. + */ + data.implicit_dot = prefix; + data.implicit_dot_len = strlen(prefix); + pathspec = NULL; + } + init_revisions(&rev, prefix); setup_revisions(0, NULL, &rev, NULL); init_pathspec(&rev.prune_data, pathspec); rev.diffopt.output_format = DIFF_FORMAT_CALLBACK; rev.diffopt.format_callback = update_callback; - data.flags = flags; - data.add_errors = 0; rev.diffopt.format_callback_data = &data; rev.max_count = 0; /* do not compare unmerged paths with stage #2 */ run_diff_files(&rev, DIFF_RACY_IS_MODIFIED); return !!data.add_errors; } -static char *prune_directory(struct dir_struct *dir, const char **pathspec, int prefix) +#define WARN_IMPLICIT_DOT (1u << 0) +static char *prune_directory(struct dir_struct *dir, const char **pathspec, + int prefix, unsigned flag) { char *seen; int i, specs; @@ -115,6 +189,16 @@ static char *prune_directory(struct dir_struct *dir, const char **pathspec, int if (match_pathspec(pathspec, entry->name, entry->len, prefix, seen)) *dst++ = entry; + else if (flag & WARN_IMPLICIT_DOT) + /* + * "git add -A" was run from a subdirectory with a + * new file outside that directory. + * + * "git add -A" will behave like "git add -A :/" + * instead of "git add -A ." in the future. + * Warn about the coming behavior change. + */ + warn_pathless_add(); } dir->nr = dst - dir->entries; add_pathspec_matches_against_index(pathspec, seen, specs); @@ -321,35 +405,6 @@ static int add_files(struct dir_struct *dir, int flags) return exit_status; } -static void warn_pathless_add(const char *option_name, const char *short_name) { - /* - * To be consistent with "git add -p" and most Git - * commands, we should default to being tree-wide, but - * this is not the original behavior and can't be - * changed until users trained themselves not to type - * "git add -u" or "git add -A". For now, we warn and - * keep the old behavior. Later, the behavior can be changed - * to tree-wide, keeping the warning for a while, and - * eventually we can drop the warning. - */ - warning(_("The behavior of 'git add %s (or %s)' with no path argument from a\n" - "subdirectory of the tree will change in Git 2.0 and should not be used anymore.\n" - "To add content for the whole tree, run:\n" - "\n" - " git add %s :/\n" - " (or git add %s :/)\n" - "\n" - "To restrict the command to the current directory, run:\n" - "\n" - " git add %s .\n" - " (or git add %s .)\n" - "\n" - "With the current Git version, the command is restricted to the current directory."), - option_name, short_name, - option_name, short_name, - option_name, short_name); -} - int cmd_add(int argc, const char **argv, const char *prefix) { int exit_status = 0; @@ -360,8 +415,7 @@ int cmd_add(int argc, const char **argv, const char *prefix) int add_new_files; int require_pathspec; char *seen = NULL; - const char *option_with_implicit_dot = NULL; - const char *short_option_with_implicit_dot = NULL; + int implicit_dot = 0; git_config(add_config, NULL); @@ -391,11 +445,9 @@ int cmd_add(int argc, const char **argv, const char *prefix) } if (option_with_implicit_dot && !argc) { static const char *here[2] = { ".", NULL }; - if (prefix) - warn_pathless_add(option_with_implicit_dot, - short_option_with_implicit_dot); argc = 1; argv = here; + implicit_dot = 1; } add_new_files = !take_worktree_changes && !refresh_only; @@ -408,7 +460,8 @@ int cmd_add(int argc, const char **argv, const char *prefix) (intent_to_add ? ADD_CACHE_INTENT : 0) | (ignore_add_errors ? ADD_CACHE_IGNORE_ERRORS : 0) | (!(addremove || take_worktree_changes) - ? ADD_CACHE_IGNORE_REMOVAL : 0)); + ? ADD_CACHE_IGNORE_REMOVAL : 0)) | + (implicit_dot ? ADD_CACHE_IMPLICIT_DOT : 0); if (require_pathspec && argc == 0) { fprintf(stderr, _("Nothing specified, nothing added.\n")); @@ -432,9 +485,10 @@ int cmd_add(int argc, const char **argv, const char *prefix) } /* This picks up the paths that are not tracked */ - baselen = fill_directory(&dir, pathspec); + baselen = fill_directory(&dir, implicit_dot ? NULL : pathspec); if (pathspec) - seen = prune_directory(&dir, pathspec, baselen); + seen = prune_directory(&dir, pathspec, baselen, + implicit_dot ? WARN_IMPLICIT_DOT : 0); } if (refresh_only) { |