diff options
Diffstat (limited to 'builtin-checkout.c')
| -rw-r--r-- | builtin-checkout.c | 41 |
1 files changed, 34 insertions, 7 deletions
diff --git a/builtin-checkout.c b/builtin-checkout.c index b380ad6e80..9377a1c71e 100644 --- a/builtin-checkout.c +++ b/builtin-checkout.c @@ -76,6 +76,15 @@ static int read_tree_some(struct tree *tree, const char **pathspec) return 0; } +static int skip_same_name(struct cache_entry *ce, int pos) +{ + while (++pos < active_nr && + !strcmp(active_cache[pos]->name, ce->name)) + ; /* skip */ + return pos; +} + + static int checkout_paths(struct tree *source_tree, const char **pathspec) { int pos; @@ -107,6 +116,20 @@ static int checkout_paths(struct tree *source_tree, const char **pathspec) if (report_path_error(ps_matched, pathspec, 0)) return 1; + /* Any unmerged paths? */ + for (pos = 0; pos < active_nr; pos++) { + struct cache_entry *ce = active_cache[pos]; + if (pathspec_match(pathspec, NULL, ce->name, 0)) { + if (!ce_stage(ce)) + continue; + errs = 1; + error("path '%s' is unmerged", ce->name); + pos = skip_same_name(ce, pos) - 1; + } + } + if (errs) + return 1; + /* Now we are committed to check them out */ memset(&state, 0, sizeof(state)); state.force = 1; @@ -114,7 +137,11 @@ static int checkout_paths(struct tree *source_tree, const char **pathspec) for (pos = 0; pos < active_nr; pos++) { struct cache_entry *ce = active_cache[pos]; if (pathspec_match(pathspec, NULL, ce->name, 0)) { - errs |= checkout_entry(ce, &state, NULL); + if (!ce_stage(ce)) { + errs |= checkout_entry(ce, &state, NULL); + continue; + } + pos = skip_same_name(ce, pos) - 1; } } @@ -242,6 +269,8 @@ static int merge_working_tree(struct checkout_opts *opts, } /* 2-way merge to the new branch */ + topts.initial_checkout = (!active_nr && + (old->commit == new->commit)); topts.update = 1; topts.merge = 1; topts.gently = opts->merge; @@ -386,13 +415,11 @@ static int switch_branches(struct checkout_opts *opts, struct branch_info *new) } /* - * If the new thing isn't a branch and isn't HEAD and we're - * not starting a new branch, and we want messages, and we - * weren't on a branch, and we're moving to a new commit, - * describe the old commit. + * If we were on a detached HEAD, but we are now moving to + * a new commit, we want to mention the old commit once more + * to remind the user that it might be lost. */ - if (!new->path && strcmp(new->name, "HEAD") && !opts->new_branch && - !opts->quiet && !old.path && new->commit != old.commit) + if (!opts->quiet && !old.path && new->commit != old.commit) describe_detached_head("Previous HEAD position was", old.commit); if (!old.commit) { |