stash: convert create to builtin
Add stash create to the helper. Signed-off-by: Paul-Sebastian Ungureanu <ungureanupaulsebastian@gmail.com> Helped-by: Matthew Kraai <mkraai@its.jnj.com> Signed-off-by: Thomas Gummerer <t.gummerer@gmail.com> Signed-off-by: Junio C Hamano <gitster@pobox.com>
This commit is contained in:
Paul-Sebastian Ungureanu
Junio C Hamano
parent
41e0dd55c4
commit
d4788af875
@ -12,6 +12,9 @@
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#include "rerere.h"
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#include "revision.h"
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#include "log-tree.h"
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#include "diffcore.h"
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#define INCLUDE_ALL_FILES 2
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static const char * const git_stash_helper_usage[] = {
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N_("git stash--helper list [<options>]"),
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@ -63,6 +66,11 @@ static const char * const git_stash_helper_store_usage[] = {
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NULL
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};
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static const char * const git_stash_helper_create_usage[] = {
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N_("git stash--helper create [<message>]"),
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NULL
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};
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static const char *ref_stash = "refs/stash";
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static struct strbuf stash_index_path = STRBUF_INIT;
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@ -287,6 +295,20 @@ static int reset_head(void)
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return run_command(&cp);
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}
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static void add_diff_to_buf(struct diff_queue_struct *q,
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struct diff_options *options,
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void *data)
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{
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int i;
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for (i = 0; i < q->nr; i++) {
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strbuf_addstr(data, q->queue[i]->one->path);
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/* NUL-terminate: will be fed to update-index -z */
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strbuf_addch(data, '\0');
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}
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}
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static int get_newly_staged(struct strbuf *out, struct object_id *c_tree)
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{
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struct child_process cp = CHILD_PROCESS_INIT;
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@ -789,6 +811,429 @@ static int store_stash(int argc, const char **argv, const char *prefix)
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return do_store_stash(&obj, stash_msg, quiet);
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}
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static void add_pathspecs(struct argv_array *args,
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struct pathspec ps) {
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int i;
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for (i = 0; i < ps.nr; i++)
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argv_array_push(args, ps.items[i].match);
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}
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/*
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* `untracked_files` will be filled with the names of untracked files.
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* The return value is:
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*
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* = 0 if there are not any untracked files
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* > 0 if there are untracked files
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*/
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static int get_untracked_files(struct pathspec ps, int include_untracked,
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struct strbuf *untracked_files)
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{
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int i;
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int max_len;
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int found = 0;
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char *seen;
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struct dir_struct dir;
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memset(&dir, 0, sizeof(dir));
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if (include_untracked != INCLUDE_ALL_FILES)
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setup_standard_excludes(&dir);
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seen = xcalloc(ps.nr, 1);
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max_len = fill_directory(&dir, the_repository->index, &ps);
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for (i = 0; i < dir.nr; i++) {
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struct dir_entry *ent = dir.entries[i];
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if (dir_path_match(&the_index, ent, &ps, max_len, seen)) {
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found++;
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strbuf_addstr(untracked_files, ent->name);
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/* NUL-terminate: will be fed to update-index -z */
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strbuf_addch(untracked_files, '\0');
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}
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free(ent);
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}
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free(seen);
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free(dir.entries);
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free(dir.ignored);
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clear_directory(&dir);
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return found;
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}
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/*
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* The return value of `check_changes()` can be:
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*
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* < 0 if there was an error
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* = 0 if there are no changes.
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* > 0 if there are changes.
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*/
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static int check_changes(struct pathspec ps, int include_untracked)
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{
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int result;
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struct rev_info rev;
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struct object_id dummy;
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struct strbuf out = STRBUF_INIT;
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/* No initial commit. */
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if (get_oid("HEAD", &dummy))
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return -1;
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if (read_cache() < 0)
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return -1;
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init_revisions(&rev, NULL);
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rev.prune_data = ps;
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rev.diffopt.flags.quick = 1;
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rev.diffopt.flags.ignore_submodules = 1;
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rev.abbrev = 0;
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add_head_to_pending(&rev);
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diff_setup_done(&rev.diffopt);
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result = run_diff_index(&rev, 1);
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if (diff_result_code(&rev.diffopt, result))
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return 1;
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object_array_clear(&rev.pending);
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result = run_diff_files(&rev, 0);
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if (diff_result_code(&rev.diffopt, result))
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return 1;
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if (include_untracked && get_untracked_files(ps, include_untracked,
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&out)) {
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strbuf_release(&out);
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return 1;
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}
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strbuf_release(&out);
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return 0;
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}
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static int save_untracked_files(struct stash_info *info, struct strbuf *msg,
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struct strbuf files)
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{
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int ret = 0;
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struct strbuf untracked_msg = STRBUF_INIT;
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struct strbuf out = STRBUF_INIT;
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struct child_process cp_upd_index = CHILD_PROCESS_INIT;
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struct child_process cp_write_tree = CHILD_PROCESS_INIT;
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cp_upd_index.git_cmd = 1;
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argv_array_pushl(&cp_upd_index.args, "update-index", "-z", "--add",
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"--remove", "--stdin", NULL);
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argv_array_pushf(&cp_upd_index.env_array, "GIT_INDEX_FILE=%s",
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stash_index_path.buf);
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strbuf_addf(&untracked_msg, "untracked files on %s\n", msg->buf);
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if (pipe_command(&cp_upd_index, files.buf, files.len, NULL, 0,
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NULL, 0)) {
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ret = -1;
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goto done;
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}
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cp_write_tree.git_cmd = 1;
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argv_array_push(&cp_write_tree.args, "write-tree");
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argv_array_pushf(&cp_write_tree.env_array, "GIT_INDEX_FILE=%s",
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stash_index_path.buf);
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if (pipe_command(&cp_write_tree, NULL, 0, &out, 0,NULL, 0)) {
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ret = -1;
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goto done;
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}
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get_oid_hex(out.buf, &info->u_tree);
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if (commit_tree(untracked_msg.buf, untracked_msg.len,
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&info->u_tree, NULL, &info->u_commit, NULL, NULL)) {
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ret = -1;
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goto done;
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}
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done:
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strbuf_release(&untracked_msg);
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strbuf_release(&out);
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remove_path(stash_index_path.buf);
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return ret;
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}
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static int stash_patch(struct stash_info *info, struct pathspec ps,
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struct strbuf *out_patch)
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{
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int ret = 0;
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struct strbuf out = STRBUF_INIT;
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struct child_process cp_read_tree = CHILD_PROCESS_INIT;
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struct child_process cp_add_i = CHILD_PROCESS_INIT;
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struct child_process cp_write_tree = CHILD_PROCESS_INIT;
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struct child_process cp_diff_tree = CHILD_PROCESS_INIT;
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remove_path(stash_index_path.buf);
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cp_read_tree.git_cmd = 1;
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argv_array_pushl(&cp_read_tree.args, "read-tree", "HEAD", NULL);
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argv_array_pushf(&cp_read_tree.env_array, "GIT_INDEX_FILE=%s",
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stash_index_path.buf);
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if (run_command(&cp_read_tree)) {
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ret = -1;
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goto done;
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}
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/* Find out what the user wants. */
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cp_add_i.git_cmd = 1;
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argv_array_pushl(&cp_add_i.args, "add--interactive", "--patch=stash",
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"--", NULL);
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add_pathspecs(&cp_add_i.args, ps);
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argv_array_pushf(&cp_add_i.env_array, "GIT_INDEX_FILE=%s",
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stash_index_path.buf);
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if (run_command(&cp_add_i)) {
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ret = -1;
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goto done;
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}
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/* State of the working tree. */
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cp_write_tree.git_cmd = 1;
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argv_array_push(&cp_write_tree.args, "write-tree");
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argv_array_pushf(&cp_write_tree.env_array, "GIT_INDEX_FILE=%s",
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stash_index_path.buf);
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if (pipe_command(&cp_write_tree, NULL, 0, &out, 0,NULL, 0)) {
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ret = -1;
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goto done;
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}
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get_oid_hex(out.buf, &info->w_tree);
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cp_diff_tree.git_cmd = 1;
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argv_array_pushl(&cp_diff_tree.args, "diff-tree", "-p", "HEAD",
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oid_to_hex(&info->w_tree), "--", NULL);
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if (pipe_command(&cp_diff_tree, NULL, 0, out_patch, 0, NULL, 0)) {
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ret = -1;
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goto done;
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}
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if (!out_patch->len) {
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fprintf_ln(stderr, _("No changes selected"));
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ret = 1;
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}
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done:
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strbuf_release(&out);
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remove_path(stash_index_path.buf);
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return ret;
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}
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static int stash_working_tree(struct stash_info *info, struct pathspec ps)
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{
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int ret = 0;
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struct rev_info rev;
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struct child_process cp_upd_index = CHILD_PROCESS_INIT;
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struct child_process cp_write_tree = CHILD_PROCESS_INIT;
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struct strbuf out = STRBUF_INIT;
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struct strbuf diff_output = STRBUF_INIT;
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init_revisions(&rev, NULL);
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set_alternate_index_output(stash_index_path.buf);
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if (reset_tree(&info->i_tree, 0, 0)) {
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ret = -1;
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goto done;
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}
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set_alternate_index_output(NULL);
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rev.prune_data = ps;
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rev.diffopt.output_format = DIFF_FORMAT_CALLBACK;
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rev.diffopt.format_callback = add_diff_to_buf;
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rev.diffopt.format_callback_data = &diff_output;
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if (read_cache_preload(&rev.diffopt.pathspec) < 0) {
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ret = -1;
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goto done;
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}
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add_pending_object(&rev, parse_object(the_repository, &info->b_commit),
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"");
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if (run_diff_index(&rev, 0)) {
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ret = -1;
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goto done;
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}
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cp_upd_index.git_cmd = 1;
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argv_array_pushl(&cp_upd_index.args, "update-index", "-z", "--add",
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"--remove", "--stdin", NULL);
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argv_array_pushf(&cp_upd_index.env_array, "GIT_INDEX_FILE=%s",
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stash_index_path.buf);
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if (pipe_command(&cp_upd_index, diff_output.buf, diff_output.len,
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NULL, 0, NULL, 0)) {
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ret = -1;
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goto done;
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}
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cp_write_tree.git_cmd = 1;
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argv_array_push(&cp_write_tree.args, "write-tree");
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argv_array_pushf(&cp_write_tree.env_array, "GIT_INDEX_FILE=%s",
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stash_index_path.buf);
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if (pipe_command(&cp_write_tree, NULL, 0, &out, 0,NULL, 0)) {
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ret = -1;
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goto done;
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}
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get_oid_hex(out.buf, &info->w_tree);
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done:
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UNLEAK(rev);
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strbuf_release(&out);
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object_array_clear(&rev.pending);
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strbuf_release(&diff_output);
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remove_path(stash_index_path.buf);
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return ret;
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}
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static int do_create_stash(struct pathspec ps, struct strbuf *stash_msg_buf,
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int include_untracked, int patch_mode,
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struct stash_info *info)
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{
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int ret = 0;
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int flags = 0;
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int untracked_commit_option = 0;
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const char *head_short_sha1 = NULL;
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const char *branch_ref = NULL;
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const char *branch_name = "(no branch)";
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struct commit *head_commit = NULL;
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struct commit_list *parents = NULL;
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struct strbuf msg = STRBUF_INIT;
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struct strbuf commit_tree_label = STRBUF_INIT;
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struct strbuf untracked_files = STRBUF_INIT;
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struct strbuf patch = STRBUF_INIT;
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prepare_fallback_ident("git stash", "git@stash");
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read_cache_preload(NULL);
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refresh_cache(REFRESH_QUIET);
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if (get_oid("HEAD", &info->b_commit)) {
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fprintf_ln(stderr, _("You do not have the initial commit yet"));
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ret = -1;
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goto done;
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} else {
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head_commit = lookup_commit(the_repository, &info->b_commit);
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}
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if (!check_changes(ps, include_untracked)) {
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ret = 1;
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goto done;
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}
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branch_ref = resolve_ref_unsafe("HEAD", 0, NULL, &flags);
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if (flags & REF_ISSYMREF)
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branch_name = strrchr(branch_ref, '/') + 1;
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head_short_sha1 = find_unique_abbrev(&head_commit->object.oid,
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DEFAULT_ABBREV);
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strbuf_addf(&msg, "%s: %s ", branch_name, head_short_sha1);
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pp_commit_easy(CMIT_FMT_ONELINE, head_commit, &msg);
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strbuf_addf(&commit_tree_label, "index on %s\n", msg.buf);
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commit_list_insert(head_commit, &parents);
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if (write_cache_as_tree(&info->i_tree, 0, NULL) ||
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commit_tree(commit_tree_label.buf, commit_tree_label.len,
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&info->i_tree, parents, &info->i_commit, NULL, NULL)) {
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fprintf_ln(stderr, _("Cannot save the current index state"));
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ret = -1;
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goto done;
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}
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if (include_untracked && get_untracked_files(ps, include_untracked,
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&untracked_files)) {
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if (save_untracked_files(info, &msg, untracked_files)) {
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fprintf_ln(stderr, _("Cannot save "
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"the untracked files"));
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ret = -1;
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goto done;
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}
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untracked_commit_option = 1;
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}
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if (patch_mode) {
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ret = stash_patch(info, ps, &patch);
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if (ret < 0) {
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fprintf_ln(stderr, _("Cannot save the current "
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"worktree state"));
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goto done;
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} else if (ret > 0) {
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goto done;
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}
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} else {
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if (stash_working_tree(info, ps)) {
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fprintf_ln(stderr, _("Cannot save the current "
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"worktree state"));
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ret = -1;
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goto done;
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}
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}
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if (!stash_msg_buf->len)
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strbuf_addf(stash_msg_buf, "WIP on %s", msg.buf);
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else
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strbuf_insertf(stash_msg_buf, 0, "On %s: ", branch_name);
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/*
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* `parents` will be empty after calling `commit_tree()`, so there is
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* no need to call `free_commit_list()`
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*/
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parents = NULL;
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if (untracked_commit_option)
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commit_list_insert(lookup_commit(the_repository,
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&info->u_commit),
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&parents);
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commit_list_insert(lookup_commit(the_repository, &info->i_commit),
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&parents);
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commit_list_insert(head_commit, &parents);
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if (commit_tree(stash_msg_buf->buf, stash_msg_buf->len, &info->w_tree,
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parents, &info->w_commit, NULL, NULL)) {
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fprintf_ln(stderr, _("Cannot record working tree state"));
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ret = -1;
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goto done;
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}
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done:
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strbuf_release(&commit_tree_label);
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strbuf_release(&msg);
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strbuf_release(&untracked_files);
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return ret;
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}
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static int create_stash(int argc, const char **argv, const char *prefix)
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{
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int include_untracked = 0;
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int ret = 0;
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const char *stash_msg = NULL;
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struct strbuf stash_msg_buf = STRBUF_INIT;
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struct stash_info info;
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struct pathspec ps;
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struct option options[] = {
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OPT_BOOL('u', "include-untracked", &include_untracked,
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N_("include untracked files in stash")),
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OPT_STRING('m', "message", &stash_msg, N_("message"),
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N_("stash message")),
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OPT_END()
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};
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argc = parse_options(argc, argv, prefix, options,
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git_stash_helper_create_usage,
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0);
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memset(&ps, 0, sizeof(ps));
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strbuf_addstr(&stash_msg_buf, stash_msg);
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ret = do_create_stash(ps, &stash_msg_buf, include_untracked, 0, &info);
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if (!ret)
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printf_ln("%s", oid_to_hex(&info.w_commit));
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|
||||
strbuf_release(&stash_msg_buf);
|
||||
|
||||
/*
|
||||
* ret can be 1 if there were no changes. In this case, we should
|
||||
* not error out.
|
||||
*/
|
||||
return ret < 0;
|
||||
}
|
||||
|
||||
int cmd_stash__helper(int argc, const char **argv, const char *prefix)
|
||||
{
|
||||
pid_t pid = getpid();
|
||||
@ -798,7 +1243,7 @@ int cmd_stash__helper(int argc, const char **argv, const char *prefix)
|
||||
OPT_END()
|
||||
};
|
||||
|
||||
git_config(git_default_config, NULL);
|
||||
git_config(git_diff_basic_config, NULL);
|
||||
|
||||
argc = parse_options(argc, argv, prefix, options, git_stash_helper_usage,
|
||||
PARSE_OPT_KEEP_UNKNOWN | PARSE_OPT_KEEP_DASHDASH);
|
||||
@ -825,6 +1270,8 @@ int cmd_stash__helper(int argc, const char **argv, const char *prefix)
|
||||
return !!show_stash(argc, argv, prefix);
|
||||
else if (!strcmp(argv[0], "store"))
|
||||
return !!store_stash(argc, argv, prefix);
|
||||
else if (!strcmp(argv[0], "create"))
|
||||
return !!create_stash(argc, argv, prefix);
|
||||
|
||||
usage_msg_opt(xstrfmt(_("unknown subcommand: %s"), argv[0]),
|
||||
git_stash_helper_usage, options);
|
||||
|
||||
@ -442,7 +442,7 @@ clear)
|
||||
;;
|
||||
create)
|
||||
shift
|
||||
create_stash -m "$*" && echo "$w_commit"
|
||||
git stash--helper create --message "$*"
|
||||
;;
|
||||
store)
|
||||
shift
|
||||
|
||||
Loading…
Reference in New Issue
Block a user