#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"
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,
int len;
struct cache_entry *ce;
- if (S_ISGITLINK(mode))
- return 0;
-
if (S_ISDIR(mode))
return READ_TREE_RECURSIVE;
/*
* 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
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)
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))
/* 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) {
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;
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);
}
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);
}
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) {
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);
+ tree = parse_tree_indirect(old->commit ?
+ old->commit->object.sha1 :
+ (unsigned char *)EMPTY_TREE_SHA1_BIN);
init_tree_desc(&trees[0], tree->buffer, tree->size);
tree = parse_tree_indirect(new->commit->object.sha1);
init_tree_desc(&trees[1], tree->buffer, tree->size);
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);
}
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 <new_branch_name>\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 <new_branch_name>\n", new->name);
describe_detached_head("HEAD is now at", new->commit);
}
}
parse_commit(new->commit);
}
+ ret = merge_working_tree(opts, &old, new);
+ if (ret)
+ return ret;
+
/*
- * If we were on a detached HEAD, but we are now moving to
+ * 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);
- 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);
- }
- opts->force = 1;
- }
-
- ret = merge_working_tree(opts, &old, new);
- if (ret)
- return ret;
-
update_refs_for_switch(opts, &old, new);
ret = post_checkout_hook(old.commit, new->commit, 1);
return git_xmerge_config(var, value, cb);
}
+static int interactive_checkout(const char *revision, const char **pathspec,
+ struct checkout_opts *opts)
+{
+ return run_add_interactive(revision, "--patch=checkout", pathspec);
+}
+
+
int cmd_checkout(int argc, const char **argv, const char *prefix)
{
struct checkout_opts opts;
struct branch_info new;
struct tree *source_tree = NULL;
char *conflict_style = NULL;
+ int patch_mode = 0;
struct option options[] = {
OPT__QUIET(&opts.quiet),
OPT_STRING('b', NULL, &opts.new_branch, "new branch", "branch"),
2),
OPT_SET_INT('3', "theirs", &opts.writeout_stage, "stage",
3),
- OPT_BOOLEAN('f', NULL, &opts.force, "force"),
+ OPT_BOOLEAN('f', "force", &opts.force, "force"),
OPT_BOOLEAN('m', "merge", &opts.merge, "merge"),
OPT_STRING(0, "conflict", &conflict_style, "style",
"conflict style (merge or diff3)"),
+ OPT_BOOLEAN('p', "patch", &patch_mode, "select hunks interactively"),
OPT_END(),
};
int has_dash_dash;
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);
+ if (patch_mode && (opts.track > 0 || opts.new_branch
+ || opts.new_branch_log || opts.merge || opts.force))
+ die ("--patch is incompatible with all other options");
+
/* --track without -b should DWIM */
if (0 < opts.track && !opts.new_branch) {
const char *argv0 = argv[0];
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);
if (!pathspec)
die("invalid path specification");
+ if (patch_mode)
+ return interactive_checkout(new.name, pathspec, &opts);
+
/* Checkout paths */
if (opts.new_branch) {
if (argc == 1) {
return checkout_paths(source_tree, pathspec, &opts);
}
+ if (patch_mode)
+ return interactive_checkout(new.name, NULL, &opts);
+
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);
}