X-Git-Url: https://git.tokkee.org/?a=blobdiff_plain;f=builtin-checkout.c;h=8a9a474218c128b7878647045ba471df9902636a;hb=3c5884536563518ce6cd4dc782b0ebb670bf3b6d;hp=b5dd9c07b42e0130384259715730f52bc8c4e6c3;hpb=4258c212ca2c3674be4b7e00a19db705eee77a48;p=git.git diff --git a/builtin-checkout.c b/builtin-checkout.c index b5dd9c07b..8a9a47421 100644 --- a/builtin-checkout.c +++ b/builtin-checkout.c @@ -5,6 +5,7 @@ #include "commit.h" #include "tree.h" #include "tree-walk.h" +#include "cache-tree.h" #include "unpack-trees.h" #include "dir.h" #include "run-command.h" @@ -38,23 +39,13 @@ struct checkout_opts { static int post_checkout_hook(struct commit *old, struct commit *new, int changed) { - struct child_process proc; - const char *name = git_path("hooks/post-checkout"); - const char *argv[5]; + return run_hook(NULL, "post-checkout", + sha1_to_hex(old ? old->object.sha1 : null_sha1), + sha1_to_hex(new ? new->object.sha1 : null_sha1), + changed ? "1" : "0", NULL); + /* "new" can be NULL when checking out from the index before + a commit exists. */ - if (access(name, X_OK) < 0) - return 0; - - memset(&proc, 0, sizeof(proc)); - argv[0] = name; - argv[1] = xstrdup(sha1_to_hex(old ? old->object.sha1 : null_sha1)); - argv[2] = xstrdup(sha1_to_hex(new->object.sha1)); - argv[3] = changed ? "1" : "0"; - argv[4] = NULL; - proc.argv = argv; - proc.no_stdin = 1; - proc.stdout_to_stderr = 1; - return run_command(&proc); } static int update_some(const unsigned char *sha1, const char *base, int baselen, @@ -63,9 +54,6 @@ static int update_some(const unsigned char *sha1, const char *base, int baselen, int len; struct cache_entry *ce; - if (S_ISGITLINK(mode)) - return 0; - if (S_ISDIR(mode)) return READ_TREE_RECURSIVE; @@ -191,7 +179,7 @@ static int checkout_merged(int pos, struct checkout *state) /* * NEEDSWORK: * There is absolutely no reason to write this as a blob object - * and create a phoney cache entry just to leak. This hack is + * and create a phony cache entry just to leak. This hack is * primarily to get to the write_entry() machinery that massages * the contents to work-tree format and writes out which only * allows it for a cache entry. The code in write_entry() needs @@ -228,7 +216,7 @@ static int checkout_paths(struct tree *source_tree, const char **pathspec, struct lock_file *lock_file = xcalloc(1, sizeof(struct lock_file)); newfd = hold_locked_index(lock_file, 1); - if (read_cache() < 0) + if (read_cache_preload(pathspec) < 0) return error("corrupt index file"); if (source_tree) @@ -240,7 +228,7 @@ 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]; - pathspec_match(pathspec, ps_matched, ce->name, 0); + match_pathspec(pathspec, ce->name, ce_namelen(ce), 0, ps_matched); } if (report_path_error(ps_matched, pathspec, 0)) @@ -249,7 +237,7 @@ static int checkout_paths(struct tree *source_tree, const char **pathspec, /* 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 (match_pathspec(pathspec, ce->name, ce_namelen(ce), 0, NULL)) { if (!ce_stage(ce)) continue; if (opts->force) { @@ -274,7 +262,7 @@ static int checkout_paths(struct tree *source_tree, const char **pathspec, state.refresh_cache = 1; for (pos = 0; pos < active_nr; pos++) { struct cache_entry *ce = active_cache[pos]; - if (pathspec_match(pathspec, NULL, ce->name, 0)) { + if (match_pathspec(pathspec, ce->name, ce_namelen(ce), 0, NULL)) { if (!ce_stage(ce)) { errs |= checkout_entry(ce, &state, NULL); continue; @@ -305,6 +293,8 @@ static void show_local_changes(struct object *head) init_revisions(&rev, NULL); rev.abbrev = 0; rev.diffopt.output_format |= DIFF_FORMAT_NAME_STATUS; + if (diff_setup_done(&rev.diffopt) < 0) + die("diff_setup_done failed"); add_pending_object(&rev, head, NULL); run_diff_index(&rev, 0); } @@ -361,8 +351,11 @@ struct branch_info { static void setup_branch_path(struct branch_info *branch) { struct strbuf buf = STRBUF_INIT; - strbuf_addstr(&buf, "refs/heads/"); - strbuf_addstr(&buf, branch->name); + + strbuf_branchname(&buf, branch->name); + if (strcmp(buf.buf, branch->name)) + branch->name = xstrdup(buf.buf); + strbuf_splice(&buf, 0, 0, "refs/heads/", 11); branch->path = strbuf_detach(&buf, NULL); } @@ -373,7 +366,7 @@ static int merge_working_tree(struct checkout_opts *opts, struct lock_file *lock_file = xcalloc(1, sizeof(struct lock_file)); int newfd = hold_locked_index(lock_file, 1); - if (read_cache() < 0) + if (read_cache_preload(NULL) < 0) return error("corrupt index file"); if (opts->force) { @@ -407,7 +400,7 @@ static int merge_working_tree(struct checkout_opts *opts, topts.verbose_update = !opts->quiet; topts.fn = twoway_merge; topts.dir = xcalloc(1, sizeof(*topts.dir)); - topts.dir->show_ignored = 1; + topts.dir->flags |= DIR_SHOW_IGNORED; topts.dir->exclude_per_dir = ".gitignore"; tree = parse_tree_indirect(old->commit->object.sha1); init_tree_desc(&trees[0], tree->buffer, tree->size); @@ -503,10 +496,10 @@ static void update_refs_for_switch(struct checkout_opts *opts, create_symref("HEAD", new->path, msg.buf); if (!opts->quiet) { if (old->path && !strcmp(new->path, old->path)) - fprintf(stderr, "Already on \"%s\"\n", + fprintf(stderr, "Already on '%s'\n", new->name); else - fprintf(stderr, "Switched to%s branch \"%s\"\n", + fprintf(stderr, "Switched to%s branch '%s'\n", opts->new_branch ? " a new" : "", new->name); } @@ -515,7 +508,7 @@ static void update_refs_for_switch(struct checkout_opts *opts, REF_NODEREF, DIE_ON_ERR); if (!opts->quiet) { if (old->path) - fprintf(stderr, "Note: moving to \"%s\" which isn't a local branch\nIf you want to create a new branch from this checkout, you may do so\n(now or later) by using -b with the checkout command again. Example:\n git checkout -b \n", new->name); + fprintf(stderr, "Note: moving to '%s' which isn't a local branch\nIf you want to create a new branch from this checkout, you may do so\n(now or later) by using -b with the checkout command again. Example:\n git checkout -b \n", new->name); describe_detached_head("HEAD is now at", new->commit); } } @@ -548,18 +541,10 @@ static int switch_branches(struct checkout_opts *opts, struct branch_info *new) parse_commit(new->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 (!opts->quiet && !old.path && old.commit && new->commit != old.commit) - describe_detached_head("Previous HEAD position was", old.commit); - if (!old.commit && !opts->force) { if (!opts->quiet) { - fprintf(stderr, "warning: You appear to be on a branch yet to be born.\n"); - fprintf(stderr, "warning: Forcing checkout of %s.\n", new->name); + warning("You appear to be on a branch yet to be born."); + warning("Forcing checkout of %s.", new->name); } opts->force = 1; } @@ -568,6 +553,14 @@ static int switch_branches(struct checkout_opts *opts, struct branch_info *new) if (ret) return ret; + /* + * If we were on a detached HEAD, but have now moved to + * a new commit, we want to mention the old commit once more + * to remind the user that it might be lost. + */ + if (!opts->quiet && !old.path && old.commit && new->commit != old.commit) + describe_detached_head("Previous HEAD position was", old.commit); + update_refs_for_switch(opts, &old, new); ret = post_checkout_hook(old.commit, new->commit, 1); @@ -612,7 +605,7 @@ int cmd_checkout(int argc, const char **argv, const char *prefix) opts.track = BRANCH_TRACK_UNSPECIFIED; - argc = parse_options(argc, argv, options, checkout_usage, + argc = parse_options(argc, argv, prefix, options, checkout_usage, PARSE_OPT_KEEP_DASHDASH); /* --track without -b should DWIM */ @@ -671,6 +664,9 @@ int cmd_checkout(int argc, const char **argv, const char *prefix) arg = argv[0]; has_dash_dash = (argc > 1) && !strcmp(argv[1], "--"); + if (!strcmp(arg, "-")) + arg = "@{-1}"; + if (get_sha1(arg, rev)) { if (has_dash_dash) /* case (1) */ die("invalid reference: %s", arg); @@ -735,12 +731,11 @@ no_reference: if (opts.new_branch) { struct strbuf buf = STRBUF_INIT; - strbuf_addstr(&buf, "refs/heads/"); - strbuf_addstr(&buf, opts.new_branch); + if (strbuf_check_branch_ref(&buf, opts.new_branch)) + die("git checkout: we do not like '%s' as a branch name.", + opts.new_branch); if (!get_sha1(buf.buf, rev)) die("git checkout: branch %s already exists", opts.new_branch); - if (check_ref_format(buf.buf)) - die("git checkout: we do not like '%s' as a branch name.", opts.new_branch); strbuf_release(&buf); }