diff options
| -rw-r--r-- | .gitignore | 1 | ||||
| -rw-r--r-- | Documentation/git-stash.txt | 4 | ||||
| -rw-r--r-- | Makefile | 3 | ||||
| -rw-r--r-- | builtin.h | 1 | ||||
| -rw-r--r-- | builtin/stash.c | 1635 | ||||
| -rw-r--r-- | cache.h | 5 | ||||
| -rwxr-xr-x | git-legacy-stash.sh (renamed from git-stash.sh) | 34 | ||||
| -rw-r--r-- | git-sh-setup.sh | 1 | ||||
| -rw-r--r-- | git.c | 6 | ||||
| -rw-r--r-- | ident.c | 20 | ||||
| -rw-r--r-- | sha1-name.c | 19 | ||||
| -rw-r--r-- | strbuf.c | 51 | ||||
| -rw-r--r-- | strbuf.h | 16 | ||||
| -rw-r--r-- | t/README | 4 | ||||
| -rwxr-xr-x | t/t3903-stash.sh | 206 | ||||
| -rwxr-xr-x | t/t3907-stash-show-config.sh | 83 |
16 files changed, 2017 insertions, 72 deletions
diff --git a/.gitignore b/.gitignore index 5cb84f1d1a..44c74402c8 100644 --- a/.gitignore +++ b/.gitignore @@ -82,6 +82,7 @@ /git-init-db /git-interpret-trailers /git-instaweb +/git-legacy-stash /git-log /git-ls-files /git-ls-remote diff --git a/Documentation/git-stash.txt b/Documentation/git-stash.txt index 7ef8c47911..e31ea7d303 100644 --- a/Documentation/git-stash.txt +++ b/Documentation/git-stash.txt @@ -9,7 +9,7 @@ SYNOPSIS -------- [verse] 'git stash' list [<options>] -'git stash' show [<stash>] +'git stash' show [<options>] [<stash>] 'git stash' drop [-q|--quiet] [<stash>] 'git stash' ( pop | apply ) [--index] [-q|--quiet] [<stash>] 'git stash' branch <branchname> [<stash>] @@ -106,7 +106,7 @@ stash@{1}: On master: 9cc0589... Add git-stash The command takes options applicable to the 'git log' command to control what is shown and how. See linkgit:git-log[1]. -show [<stash>]:: +show [<options>] [<stash>]:: Show the changes recorded in the stash entry as a diff between the stashed contents and the commit back when the stash entry was first @@ -613,9 +613,9 @@ SCRIPT_SH += git-merge-one-file.sh SCRIPT_SH += git-merge-resolve.sh SCRIPT_SH += git-mergetool.sh SCRIPT_SH += git-quiltimport.sh +SCRIPT_SH += git-legacy-stash.sh SCRIPT_SH += git-remote-testgit.sh SCRIPT_SH += git-request-pull.sh -SCRIPT_SH += git-stash.sh SCRIPT_SH += git-submodule.sh SCRIPT_SH += git-web--browse.sh @@ -1130,6 +1130,7 @@ BUILTIN_OBJS += builtin/shortlog.o BUILTIN_OBJS += builtin/show-branch.o BUILTIN_OBJS += builtin/show-index.o BUILTIN_OBJS += builtin/show-ref.o +BUILTIN_OBJS += builtin/stash.o BUILTIN_OBJS += builtin/stripspace.o BUILTIN_OBJS += builtin/submodule--helper.o BUILTIN_OBJS += builtin/symbolic-ref.o @@ -225,6 +225,7 @@ extern int cmd_show(int argc, const char **argv, const char *prefix); extern int cmd_show_branch(int argc, const char **argv, const char *prefix); extern int cmd_show_index(int argc, const char **argv, const char *prefix); extern int cmd_status(int argc, const char **argv, const char *prefix); +extern int cmd_stash(int argc, const char **argv, const char *prefix); extern int cmd_stripspace(int argc, const char **argv, const char *prefix); extern int cmd_submodule__helper(int argc, const char **argv, const char *prefix); extern int cmd_symbolic_ref(int argc, const char **argv, const char *prefix); diff --git a/builtin/stash.c b/builtin/stash.c new file mode 100644 index 0000000000..51df092633 --- /dev/null +++ b/builtin/stash.c @@ -0,0 +1,1635 @@ +#define USE_THE_INDEX_COMPATIBILITY_MACROS +#include "builtin.h" +#include "config.h" +#include "parse-options.h" +#include "refs.h" +#include "lockfile.h" +#include "cache-tree.h" +#include "unpack-trees.h" +#include "merge-recursive.h" +#include "argv-array.h" +#include "run-command.h" +#include "dir.h" +#include "rerere.h" +#include "revision.h" +#include "log-tree.h" +#include "diffcore.h" +#include "exec-cmd.h" + +#define INCLUDE_ALL_FILES 2 + +static const char * const git_stash_usage[] = { + N_("git stash list [<options>]"), + N_("git stash show [<options>] [<stash>]"), + N_("git stash drop [-q|--quiet] [<stash>]"), + N_("git stash ( pop | apply ) [--index] [-q|--quiet] [<stash>]"), + N_("git stash branch <branchname> [<stash>]"), + N_("git stash clear"), + N_("git stash [push [-p|--patch] [-k|--[no-]keep-index] [-q|--quiet]\n" + " [-u|--include-untracked] [-a|--all] [-m|--message <message>]\n" + " [--] [<pathspec>...]]"), + N_("git stash save [-p|--patch] [-k|--[no-]keep-index] [-q|--quiet]\n" + " [-u|--include-untracked] [-a|--all] [<message>]"), + NULL +}; + +static const char * const git_stash_list_usage[] = { + N_("git stash list [<options>]"), + NULL +}; + +static const char * const git_stash_show_usage[] = { + N_("git stash show [<options>] [<stash>]"), + NULL +}; + +static const char * const git_stash_drop_usage[] = { + N_("git stash drop [-q|--quiet] [<stash>]"), + NULL +}; + +static const char * const git_stash_pop_usage[] = { + N_("git stash pop [--index] [-q|--quiet] [<stash>]"), + NULL +}; + +static const char * const git_stash_apply_usage[] = { + N_("git stash apply [--index] [-q|--quiet] [<stash>]"), + NULL +}; + +static const char * const git_stash_branch_usage[] = { + N_("git stash branch <branchname> [<stash>]"), + NULL +}; + +static const char * const git_stash_clear_usage[] = { + N_("git stash clear"), + NULL +}; + +static const char * const git_stash_store_usage[] = { + N_("git stash store [-m|--message <message>] [-q|--quiet] <commit>"), + NULL +}; + +static const char * const git_stash_push_usage[] = { + N_("git stash [push [-p|--patch] [-k|--[no-]keep-index] [-q|--quiet]\n" + " [-u|--include-untracked] [-a|--all] [-m|--message <message>]\n" + " [--] [<pathspec>...]]"), + NULL +}; + +static const char * const git_stash_save_usage[] = { + N_("git stash save [-p|--patch] [-k|--[no-]keep-index] [-q|--quiet]\n" + " [-u|--include-untracked] [-a|--all] [<message>]"), + NULL +}; + +static const char *ref_stash = "refs/stash"; +static struct strbuf stash_index_path = STRBUF_INIT; + +/* + * w_commit is set to the commit containing the working tree + * b_commit is set to the base commit + * i_commit is set to the commit containing the index tree + * u_commit is set to the commit containing the untracked files tree + * w_tree is set to the working tree + * b_tree is set to the base tree + * i_tree is set to the index tree + * u_tree is set to the untracked files tree + */ +struct stash_info { + struct object_id w_commit; + struct object_id b_commit; + struct object_id i_commit; + struct object_id u_commit; + struct object_id w_tree; + struct object_id b_tree; + struct object_id i_tree; + struct object_id u_tree; + struct strbuf revision; + int is_stash_ref; + int has_u; +}; + +static void free_stash_info(struct stash_info *info) +{ + strbuf_release(&info->revision); +} + +static void assert_stash_like(struct stash_info *info, const char *revision) +{ + if (get_oidf(&info->b_commit, "%s^1", revision) || + get_oidf(&info->w_tree, "%s:", revision) || + get_oidf(&info->b_tree, "%s^1:", revision) || + get_oidf(&info->i_tree, "%s^2:", revision)) + die(_("'%s' is not a stash-like commit"), revision); +} + +static int get_stash_info(struct stash_info *info, int argc, const char **argv) +{ + int ret; + char *end_of_rev; + char *expanded_ref; + const char *revision; + const char *commit = NULL; + struct object_id dummy; + struct strbuf symbolic = STRBUF_INIT; + + if (argc > 1) { + int i; + struct strbuf refs_msg = STRBUF_INIT; + + for (i = 0; i < argc; i++) + strbuf_addf(&refs_msg, " '%s'", argv[i]); + + fprintf_ln(stderr, _("Too many revisions specified:%s"), + refs_msg.buf); + strbuf_release(&refs_msg); + + return -1; + } + + if (argc == 1) + commit = argv[0]; + + strbuf_init(&info->revision, 0); + if (!commit) { + if (!ref_exists(ref_stash)) { + free_stash_info(info); + fprintf_ln(stderr, _("No stash entries found.")); + return -1; + } + + strbuf_addf(&info->revision, "%s@{0}", ref_stash); + } else if (strspn(commit, "0123456789") == strlen(commit)) { + strbuf_addf(&info->revision, "%s@{%s}", ref_stash, commit); + } else { + strbuf_addstr(&info->revision, commit); + } + + revision = info->revision.buf; + + if (get_oid(revision, &info->w_commit)) { + error(_("%s is not a valid reference"), revision); + free_stash_info(info); + return -1; + } + + assert_stash_like(info, revision); + + info->has_u = !get_oidf(&info->u_tree, "%s^3:", revision); + + end_of_rev = strchrnul(revision, '@'); + strbuf_add(&symbolic, revision, end_of_rev - revision); + + ret = dwim_ref(symbolic.buf, symbolic.len, &dummy, &expanded_ref); + strbuf_release(&symbolic); + switch (ret) { + case 0: /* Not found, but valid ref */ + info->is_stash_ref = 0; + break; + case 1: + info->is_stash_ref = !strcmp(expanded_ref, ref_stash); + break; + default: /* Invalid or ambiguous */ + free_stash_info(info); + } + + free(expanded_ref); + return !(ret == 0 || ret == 1); +} + +static int do_clear_stash(void) +{ + struct object_id obj; + if (get_oid(ref_stash, &obj)) + return 0; + + return delete_ref(NULL, ref_stash, &obj, 0); +} + +static int clear_stash(int argc, const char **argv, const char *prefix) +{ + struct option options[] = { + OPT_END() + }; + + argc = parse_options(argc, argv, prefix, options, + git_stash_clear_usage, + PARSE_OPT_STOP_AT_NON_OPTION); + + if (argc) + return error(_("git stash clear with parameters is " + "unimplemented")); + + return do_clear_stash(); +} + +static int reset_tree(struct object_id *i_tree, int update, int reset) +{ + int nr_trees = 1; + struct unpack_trees_options opts; + struct tree_desc t[MAX_UNPACK_TREES]; + struct tree *tree; + struct lock_file lock_file = LOCK_INIT; + + read_cache_preload(NULL); + if (refresh_cache(REFRESH_QUIET)) + return -1; + + hold_locked_index(&lock_file, LOCK_DIE_ON_ERROR); + + memset(&opts, 0, sizeof(opts)); + + tree = parse_tree_indirect(i_tree); + if (parse_tree(tree)) + return -1; + + init_tree_desc(t, tree->buffer, tree->size); + + opts.head_idx = 1; + opts.src_index = &the_index; + opts.dst_index = &the_index; + opts.merge = 1; + opts.reset = reset; + opts.update = update; + opts.fn = oneway_merge; + + if (unpack_trees(nr_trees, t, &opts)) + return -1; + + if (write_locked_index(&the_index, &lock_file, COMMIT_LOCK)) + return error(_("unable to write new index file")); + + return 0; +} + +static int diff_tree_binary(struct strbuf *out, struct object_id *w_commit) +{ + struct child_process cp = CHILD_PROCESS_INIT; + const char *w_commit_hex = oid_to_hex(w_commit); + + /* + * Diff-tree would not be very hard to replace with a native function, + * however it should be done together with apply_cached. + */ + cp.git_cmd = 1; + argv_array_pushl(&cp.args, "diff-tree", "--binary", NULL); + argv_array_pushf(&cp.args, "%s^2^..%s^2", w_commit_hex, w_commit_hex); + + return pipe_command(&cp, NULL, 0, out, 0, NULL, 0); +} + +static int apply_cached(struct strbuf *out) +{ + struct child_process cp = CHILD_PROCESS_INIT; + + /* + * Apply currently only reads either from stdin or a file, thus + * apply_all_patches would have to be updated to optionally take a + * buffer. + */ + cp.git_cmd = 1; + argv_array_pushl(&cp.args, "apply", "--cached", NULL); + return pipe_command(&cp, out->buf, out->len, NULL, 0, NULL, 0); +} + +static int reset_head(void) +{ + struct child_process cp = CHILD_PROCESS_INIT; + + /* + * Reset is overall quite simple, however there is no current public + * API for resetting. + */ + cp.git_cmd = 1; + argv_array_push(&cp.args, "reset"); + + return run_command(&cp); +} + +static void add_diff_to_buf(struct diff_queue_struct *q, + struct diff_options *options, + void *data) +{ + int i; + + for (i = 0; i < q->nr; i++) { + strbuf_addstr(data, q->queue[i]->one->path); + + /* NUL-terminate: will be fed to update-index -z */ + strbuf_addch(data, '\0'); + } +} + +static int get_newly_staged(struct strbuf *out, struct object_id *c_tree) +{ + struct child_process cp = CHILD_PROCESS_INIT; + const char *c_tree_hex = oid_to_hex(c_tree); + + /* + * diff-index is very similar to diff-tree above, and should be + * converted together with update_index. + */ + cp.git_cmd = 1; + argv_array_pushl(&cp.args, "diff-index", "--cached", "--name-only", + "--diff-filter=A", NULL); + argv_array_push(&cp.args, c_tree_hex); + return pipe_command(&cp, NULL, 0, out, 0, NULL, 0); +} + +static int update_index(struct strbuf *out) +{ + struct child_process cp = CHILD_PROCESS_INIT; + + /* + * Update-index is very complicated and may need to have a public + * function exposed in order to remove this forking. + */ + cp.git_cmd = 1; + argv_array_pushl(&cp.args, "update-index", "--add", "--stdin", NULL); + return pipe_command(&cp, out->buf, out->len, NULL, 0, NULL, 0); +} + +static int restore_untracked(struct object_id *u_tree) +{ + int res; + struct child_process cp = CHILD_PROCESS_INIT; + + /* + * We need to run restore files from a given index, but without + * affecting the current index, so we use GIT_INDEX_FILE with + * run_command to fork processes that will not interfere. + */ + cp.git_cmd = 1; + argv_array_push(&cp.args, "read-tree"); + argv_array_push(&cp.args, oid_to_hex(u_tree)); + argv_array_pushf(&cp.env_array, "GIT_INDEX_FILE=%s", + stash_index_path.buf); + if (run_command(&cp)) { + remove_path(stash_index_path.buf); + return -1; + } + + child_process_init(&cp); + cp.git_cmd = 1; + argv_array_pushl(&cp.args, "checkout-index", "--all", NULL); + argv_array_pushf(&cp.env_array, "GIT_INDEX_FILE=%s", + stash_index_path.buf); + + res = run_command(&cp); + remove_path(stash_index_path.buf); + return res; +} + +static int do_apply_stash(const char *prefix, struct stash_info *info, + int index, int quiet) +{ + int ret; + int has_index = index; + struct merge_options o; + struct object_id c_tree; + struct object_id index_tree; + struct commit *result; + const struct object_id *bases[1]; + + read_cache_preload(NULL); + if (refresh_cache(REFRESH_QUIET)) + return -1; + + if (write_cache_as_tree(&c_tree, 0, NULL)) + return error(_("cannot apply a stash in the middle of a merge")); + + if (index) { + if (oideq(&info->b_tree, &info->i_tree) || + oideq(&c_tree, &info->i_tree)) { + has_index = 0; + } else { + struct strbuf out = STRBUF_INIT; + + if (diff_tree_binary(&out, &info->w_commit)) { + strbuf_release(&out); + return error(_("could not generate diff %s^!."), + oid_to_hex(&info->w_commit)); + } + + ret = apply_cached(&out); + strbuf_release(&out); + if (ret) + return error(_("conflicts in index." + "Try without --index.")); + + discard_cache(); + read_cache(); + if (write_cache_as_tree(&index_tree, 0, NULL)) + return error(_("could not save index tree")); + + reset_head(); + } + } + + if (info->has_u && restore_untracked(&info->u_tree)) + return error(_("could not restore untracked files from stash")); + + init_merge_options(&o, the_repository); + + o.branch1 = "Updated upstream"; + o.branch2 = "Stashed changes"; + + if (oideq(&info->b_tree, &c_tree)) + o.branch1 = "Version stash was based on"; + + if (quiet) + o.verbosity = 0; + + if (o.verbosity >= 3) + printf_ln(_("Merging %s with %s"), o.branch1, o.branch2); + + bases[0] = &info->b_tree; + + ret = merge_recursive_generic(&o, &c_tree, &info->w_tree, 1, bases, + &result); + if (ret) { + rerere(0); + + if (index) + fprintf_ln(stderr, _("Index was not unstashed.")); + + return ret; + } + + if (has_index) { + if (reset_tree(&index_tree, 0, 0)) + return -1; + } else { + struct strbuf out = STRBUF_INIT; + + if (get_newly_staged(&out, &c_tree)) { + strbuf_release(&out); + return -1; + } + + if (reset_tree(&c_tree, 0, 1)) { + strbuf_release(&out); + return -1; + } + + ret = update_index(&out); + strbuf_release(&out); + if (ret) + return -1; + + discard_cache(); + } + + if (quiet) { + if (refresh_cache(REFRESH_QUIET)) + warning("could not refresh index"); + } else { + struct child_process cp = CHILD_PROCESS_INIT; + + /* + * Status is quite simple and could be replaced with calls to + * wt_status in the future, but it adds complexities which may + * require more tests. + */ + cp.git_cmd = 1; + cp.dir = prefix; + argv_array_push(&cp.args, "status"); + run_command(&cp); + } + + return 0; +} + +static int apply_stash(int argc, const char **argv, const char *prefix) +{ + int ret; + int quiet = 0; + int index = 0; + struct stash_info info; + struct option options[] = { + OPT__QUIET(&quiet, N_("be quiet, only report errors")), + OPT_BOOL(0, "index", &index, + N_("attempt to recreate the index")), + OPT_END() + }; + + argc = parse_options(argc, argv, prefix, options, + git_stash_apply_usage, 0); + + if (get_stash_info(&info, argc, argv)) + return -1; + + ret = do_apply_stash(prefix, &info, index, quiet); + free_stash_info(&info); + return ret; +} + +static int do_drop_stash(const char *prefix, struct stash_info *info, int quiet) +{ + int ret; + struct child_process cp_reflog = CHILD_PROCESS_INIT; + struct child_process cp = CHILD_PROCESS_INIT; + + /* + * reflog does not provide a simple function for deleting refs. One will + * need to be added to avoid implementing too much reflog code here + */ + + cp_reflog.git_cmd = 1; + argv_array_pushl(&cp_reflog.args, "reflog", "delete", "--updateref", + "--rewrite", NULL); + argv_array_push(&cp_reflog.args, info->revision.buf); + ret = run_command(&cp_reflog); + if (!ret) { + if (!quiet) + printf_ln(_("Dropped %s (%s)"), info->revision.buf, + oid_to_hex(&info->w_commit)); + } else { + return error(_("%s: Could not drop stash entry"), + info->revision.buf); + } + + /* + * This could easily be replaced by get_oid, but currently it will throw + * a fatal error when a reflog is empty, which we can not recover from. + */ + cp.git_cmd = 1; + /* Even though --quiet is specified, rev-parse still outputs the hash */ + cp.no_stdout = 1; + argv_array_pushl(&cp.args, "rev-parse", "--verify", "--quiet", NULL); + argv_array_pushf(&cp.args, "%s@{0}", ref_stash); + ret = run_command(&cp); + + /* do_clear_stash if we just dropped the last stash entry */ + if (ret) + do_clear_stash(); + + return 0; +} + +static void assert_stash_ref(struct stash_info *info) +{ + if (!info->is_stash_ref) { + error(_("'%s' is not a stash reference"), info->revision.buf); + free_stash_info(info); + exit(1); + } +} + +static int drop_stash(int argc, const char **argv, const char *prefix) +{ + int ret; + int quiet = 0; + struct stash_info info; + struct option options[] = { + OPT__QUIET(&quiet, N_("be quiet, only report errors")), + OPT_END() + }; + + argc = parse_options(argc, argv, prefix, options, + git_stash_drop_usage, 0); + + if (get_stash_info(&info, argc, argv)) + return -1; + + assert_stash_ref(&info); + + ret = do_drop_stash(prefix, &info, quiet); + free_stash_info(&info); + return ret; +} + +static int pop_stash(int argc, const char **argv, const char *prefix) +{ + int ret; + int index = 0; + int quiet = 0; + struct stash_info info; + struct option options[] = { + OPT__QUIET(&quiet, N_("be quiet, only report errors")), + OPT_BOOL(0, "index", &index, + N_("attempt to recreate the index")), + OPT_END() + }; + + argc = parse_options(argc, argv, prefix, options, + git_stash_pop_usage, 0); + + if (get_stash_info(&info, argc, argv)) + return -1; + + assert_stash_ref(&info); + if ((ret = do_apply_stash(prefix, &info, index, quiet))) + printf_ln(_("The stash entry is kept in case " + "you need it again.")); + else + ret = do_drop_stash(prefix, &info, quiet); + + free_stash_info(&info); + return ret; +} + +static int branch_stash(int argc, const char **argv, const char *prefix) +{ + int ret; + const char *branch = NULL; + struct stash_info info; + struct child_process cp = CHILD_PROCESS_INIT; + struct option options[] = { + OPT_END() + }; + + argc = parse_options(argc, argv, prefix, options, + git_stash_branch_usage, 0); + + if (!argc) { + fprintf_ln(stderr, _("No branch name specified")); + return -1; + } + + branch = argv[0]; + + if (get_stash_info(&info, argc - 1, argv + 1)) + return -1; + + cp.git_cmd = 1; + argv_array_pushl(&cp.args, "checkout", "-b", NULL); + argv_array_push(&cp.args, branch); + argv_array_push(&cp.args, oid_to_hex(&info.b_commit)); + ret = run_command(&cp); + if (!ret) + ret = do_apply_stash(prefix, &info, 1, 0); + if (!ret && info.is_stash_ref) + ret = do_drop_stash(prefix, &info, 0); + + free_stash_info(&info); + + return ret; +} + +static int list_stash(int argc, const char **argv, const char *prefix) +{ + struct child_process cp = CHILD_PROCESS_INIT; + struct option options[] = { + OPT_END() + }; + + argc = parse_options(argc, argv, prefix, options, + git_stash_list_usage, + PARSE_OPT_KEEP_UNKNOWN); + + if (!ref_exists(ref_stash)) + return 0; + + cp.git_cmd = 1; + argv_array_pushl(&cp.args, "log", "--format=%gd: %gs", "-g", + "--first-parent", "-m", NULL); + argv_array_pushv(&cp.args, argv); + argv_array_push(&cp.args, ref_stash); + argv_array_push(&cp.args, "--"); + return run_command(&cp); +} + +static int show_stat = 1; +static int show_patch; + +static int git_stash_config(const char *var, const char *value, void *cb) +{ + if (!strcmp(var, "stash.showstat")) { + show_stat = git_config_bool(var, value); + return 0; + } + if (!strcmp(var, "stash.showpatch")) { + show_patch = git_config_bool(var, value); + return 0; + } + return git_default_config(var, value, cb); +} + +static int show_stash(int argc, const char **argv, const char *prefix) +{ + int i; + int opts = 0; + int ret = 0; + struct stash_info info; + struct rev_info rev; + struct argv_array stash_args = ARGV_ARRAY_INIT; + struct option options[] = { + OPT_END() + }; + + init_diff_ui_defaults(); + git_config(git_diff_ui_config, NULL); + init_revisions(&rev, prefix); + + for (i = 1; i < argc; i++) { + if (argv[i][0] != '-') + argv_array_push(&stash_args, argv[i]); + else + opts++; + } + + ret = get_stash_info(&info, stash_args.argc, stash_args.argv); + argv_array_clear(&stash_args); + if (ret) + return -1; + + /* + * The config settings are applied only if there are not passed + * any options. + */ + if (!opts) { + git_config(git_stash_config, NULL); + if (show_stat) + rev.diffopt.output_format = DIFF_FORMAT_DIFFSTAT; + + if (show_patch) + rev.diffopt.output_format |= DIFF_FORMAT_PATCH; + + if (!show_stat && !show_patch) { + free_stash_info(&info); + return 0; + } + } + + argc = setup_revisions(argc, argv, &rev, NULL); + if (argc > 1) { + free_stash_info(&info); + usage_with_options(git_stash_show_usage, options); + } + + rev.diffopt.flags.recursive = 1; + setup_diff_pager(&rev.diffopt); + diff_tree_oid(&info.b_commit, &info.w_commit, "", &rev.diffopt); + log_tree_diff_flush(&rev); + + free_stash_info(&info); + return diff_result_code(&rev.diffopt, 0); +} + +static int do_store_stash(const struct object_id *w_commit, const char *stash_msg, + int quiet) +{ + if (!stash_msg) + stash_msg = "Created via \"git stash store\"."; + + if (update_ref(stash_msg, ref_stash, w_commit, NULL, + REF_FORCE_CREATE_REFLOG, + quiet ? UPDATE_REFS_QUIET_ON_ERR : + UPDATE_REFS_MSG_ON_ERR)) { + if (!quiet) { + fprintf_ln(stderr, _("Cannot update %s with %s"), + ref_stash, oid_to_hex(w_commit)); + } + return -1; + } + + return 0; +} + +static int store_stash(int argc, const char **argv, const char *prefix) +{ + int quiet = 0; + const char *stash_msg = NULL; + struct object_id obj; + struct object_context dummy; + struct option options[] = { + OPT__QUIET(&quiet, N_("be quiet")), + OPT_STRING('m', "message", &stash_msg, "message", + N_("stash message")), + OPT_END() + }; + + argc = parse_options(argc, argv, prefix, options, + git_stash_store_usage, + PARSE_OPT_KEEP_UNKNOWN); + + if (argc != 1) { + if (!quiet) + fprintf_ln(stderr, _("\"git stash store\" requires one " + "<commit> argument")); + return -1; + } + + if (get_oid_with_context(the_repository, + argv[0], quiet ? GET_OID_QUIETLY : 0, &obj, + &dummy)) { + if (!quiet) + fprintf_ln(stderr, _("Cannot update %s with %s"), + ref_stash, argv[0]); + return -1; + } + + return do_store_stash(&obj, stash_msg, quiet); +} + +static void add_pathspecs(struct argv_array *args, + struct pathspec ps) { + int i; + + for (i = 0; i < ps.nr; i++) + argv_array_push(args, ps.items[i].match); +} + +/* + * `untracked_files` will be filled with the names of untracked files. + * The return value is: + * + * = 0 if there are not any untracked files + * > 0 if there are untracked files + */ +static int get_untracked_files(struct pathspec ps, int include_untracked, + struct strbuf *untracked_files) +{ + int i; + int max_len; + int found = 0; + char *seen; + struct dir_struct dir; + + memset(&dir, 0, sizeof(dir)); + if (include_untracked != INCLUDE_ALL_FILES) + setup_standard_excludes(&dir); + + seen = xcalloc(ps.nr, 1); + + max_len = fill_directory(&dir, the_repository->index, &ps); + for (i = 0; i < dir.nr; i++) { + struct dir_entry *ent = dir.entries[i]; + if (dir_path_match(&the_index, ent, &ps, max_len, seen)) { + found++; + strbuf_addstr(untracked_files, ent->name); + /* NUL-terminate: will be fed to update-index -z */ + strbuf_addch(untracked_files, '\0'); + } + free(ent); + } + + free(seen); + free(dir.entries); + free(dir.ignored); + clear_directory(&dir); + return found; +} + +/* + * The return value of `check_changes_tracked_files()` can be: + * + * < 0 if there was an error + * = 0 if there are no changes. + * > 0 if there are changes. + */ +static int check_changes_tracked_files(struct pathspec ps) +{ + int result; + struct rev_info rev; + struct object_id dummy; + + /* No initial commit. */ + if (get_oid("HEAD", &dummy)) + return -1; + + if (read_cache() < 0) + return -1; + + init_revisions(&rev, NULL); + rev.prune_data = ps; + + rev.diffopt.flags.quick = 1; + rev.diffopt.flags.ignore_submodules = 1; + rev.abbrev = 0; + + add_head_to_pending(&rev); + diff_setup_done(&rev.diffopt); + + result = run_diff_index(&rev, 1); + if (diff_result_code(&rev.diffopt, result)) + return 1; + + object_array_clear(&rev.pending); + result = run_diff_files(&rev, 0); + if (diff_result_code(&rev.diffopt, result)) + return 1; + + return 0; +} + +/* + * The function will fill `untracked_files` with the names of untracked files + * It will return 1 if there were any changes and 0 if there were not. + */ +static int check_changes(struct pathspec ps, int include_untracked, + struct strbuf *untracked_files) +{ + int ret = 0; + if (check_changes_tracked_files(ps)) + ret = 1; + + if (include_untracked && get_untracked_files(ps, include_untracked, + untracked_files)) + ret = 1; + + return ret; +} + +static int save_untracked_files(struct stash_info *info, struct strbuf *msg, + struct strbuf files) +{ + int ret = 0; + struct strbuf untracked_msg = STRBUF_INIT; + struct child_process cp_upd_index = CHILD_PROCESS_INIT; + struct index_state istate = { NULL }; + + cp_upd_index.git_cmd = 1; + argv_array_pushl(&cp_upd_index.args, "update-index", "-z", "--add", + "--remove", "--stdin", NULL); + argv_array_pushf(&cp_upd_index.env_array, "GIT_INDEX_FILE=%s", + stash_index_path.buf); + + strbuf_addf(&untracked_msg, "untracked files on %s\n", msg->buf); + if (pipe_command(&cp_upd_index, files.buf, files.len, NULL, 0, + NULL, 0)) { + ret = -1; + goto done; + } + + if (write_index_as_tree(&info->u_tree, &istate, stash_index_path.buf, 0, + NULL)) { + ret = -1; + goto done; + } + + if (commit_tree(untracked_msg.buf, untracked_msg.len, + &info->u_tree, NULL, &info->u_commit, NULL, NULL)) { + ret = -1; + goto done; + } + +done: + discard_index(&istate); + strbuf_release(&untracked_msg); + remove_path(stash_index_path.buf); + return ret; +} + +static int stash_patch(struct stash_info *info, struct pathspec ps, + struct strbuf *out_patch, int quiet) +{ + int ret = 0; + struct child_process cp_read_tree = CHILD_PROCESS_INIT; + struct child_process cp_add_i = CHILD_PROCESS_INIT; + struct child_process cp_diff_tree = CHILD_PROCESS_INIT; + struct index_state istate = { NULL }; + + remove_path(stash_index_path.buf); + + cp_read_tree.git_cmd = 1; + argv_array_pushl(&cp_read_tree.args, "read-tree", "HEAD", NULL); + argv_array_pushf(&cp_read_tree.env_array, "GIT_INDEX_FILE=%s", + stash_index_path.buf); + if (run_command(&cp_read_tree)) { + ret = -1; + goto done; + } + + /* Find out what the user wants. */ + cp_add_i.git_cmd = 1; + argv_array_pushl(&cp_add_i.args, "add--interactive", "--patch=stash", + "--", NULL); + add_pathspecs(&cp_add_i.args, ps); + argv_array_pushf(&cp_add_i.env_array, "GIT_INDEX_FILE=%s", + stash_index_path.buf); + if (run_command(&cp_add_i)) { + ret = -1; + goto done; + } + + /* State of the working tree. */ + if (write_index_as_tree(&info->w_tree, &istate, stash_index_path.buf, 0, + NULL)) { + ret = -1; + goto done; + } + + cp_diff_tree.git_cmd = 1; + argv_array_pushl(&cp_diff_tree.args, "diff-tree", "-p", "HEAD", + oid_to_hex(&info->w_tree), "--", NULL); + if (pipe_command(&cp_diff_tree, NULL, 0, out_patch, 0, NULL, 0)) { + ret = -1; + goto done; + } + + if (!out_patch->len) { + if (!quiet) + fprintf_ln(stderr, _("No changes selected")); + ret = 1; + } + +done: + discard_index(&istate); + remove_path(stash_index_path.buf); + return ret; +} + +static int stash_working_tree(struct stash_info *info, struct pathspec ps) +{ + int ret = 0; + struct rev_info rev; + struct child_process cp_upd_index = CHILD_PROCESS_INIT; + struct strbuf diff_output = STRBUF_INIT; + struct index_state istate = { NULL }; + + init_revisions(&rev, NULL); + + set_alternate_index_output(stash_index_path.buf); + if (reset_tree(&info->i_tree, 0, 0)) { + ret = -1; + goto done; + } + set_alternate_index_output(NULL); + + rev.prune_data = ps; + rev.diffopt.output_format = DIFF_FORMAT_CALLBACK; + rev.diffopt.format_callback = add_diff_to_buf; + rev.diffopt.format_callback_data = &diff_output; + + if (read_cache_preload(&rev.diffopt.pathspec) < 0) { + ret = -1; + goto done; + } + + add_pending_object(&rev, parse_object(the_repository, &info->b_commit), + ""); + if (run_diff_index(&rev, 0)) { + ret = -1; + goto done; + } + + cp_upd_index.git_cmd = 1; + argv_array_pushl(&cp_upd_index.args, "update-index", "-z", "--add", + "--remove", "--stdin", NULL); + argv_array_pushf(&cp_upd_index.env_array, "GIT_INDEX_FILE=%s", + stash_index_path.buf); + + if (pipe_command(&cp_upd_index, diff_output.buf, diff_output.len, + NULL, 0, NULL, 0)) { + ret = -1; + goto done; + } + + if (write_index_as_tree(&info->w_tree, &istate, stash_index_path.buf, 0, + NULL)) { + ret = -1; + goto done; + } + +done: + discard_index(&istate); + UNLEAK(rev); + object_array_clear(&rev.pending); + strbuf_release(&diff_output); + remove_path(stash_index_path.buf); + return ret; +} + +static int do_create_stash(struct pathspec ps, struct strbuf *stash_msg_buf, + int include_untracked, int patch_mode, + struct stash_info *info, struct strbuf *patch, + int quiet) +{ + int ret = 0; + int flags = 0; + int untracked_commit_option = 0; + const char *head_short_sha1 = NULL; + const char *branch_ref = NULL; + const char *branch_name = "(no branch)"; + struct commit *head_commit = NULL; + struct commit_list *parents = NULL; + struct strbuf msg = STRBUF_INIT; + struct strbuf commit_tree_label = STRBUF_INIT; + struct strbuf untracked_files = STRBUF_INIT; + + prepare_fallback_ident("git stash", "git@stash"); + + read_cache_preload(NULL); + refresh_cache(REFRESH_QUIET); + + if (get_oid("HEAD", &info->b_commit)) { + if (!quiet) + fprintf_ln(stderr, _("You do not have " + "the initial commit yet")); + ret = -1; + goto done; + } else { + head_commit = lookup_commit(the_repository, &info->b_commit); + } + + if (!check_changes(ps, include_untracked, &untracked_files)) { + ret = 1; + goto done; + } + + branch_ref = resolve_ref_unsafe("HEAD", 0, NULL, &flags); + if (flags & REF_ISSYMREF) + branch_name = strrchr(branch_ref, '/') + 1; + head_short_sha1 = find_unique_abbrev(&head_commit->object.oid, + DEFAULT_ABBREV); + strbuf_addf(&msg, "%s: %s ", branch_name, head_short_sha1); + pp_commit_easy(CMIT_FMT_ONELINE, head_commit, &msg); + + strbuf_addf(&commit_tree_label, "index on %s\n", msg.buf); + commit_list_insert(head_commit, &parents); + if (write_cache_as_tree(&info->i_tree, 0, NULL) || + commit_tree(commit_tree_label.buf, commit_tree_label.len, + &info->i_tree, parents, &info->i_commit, NULL, NULL)) { + if (!quiet) + fprintf_ln(stderr, _("Cannot save the current " + "index state")); + ret = -1; + goto done; + } + + if (include_untracked) { + if (save_untracked_files(info, &msg, untracked_files)) { + if (!quiet) + fprintf_ln(stderr, _("Cannot save " + "the untracked files")); + ret = -1; + goto done; + } + untracked_commit_option = 1; + } + if (patch_mode) { + ret = stash_patch(info, ps, patch, quiet); + if (ret < 0) { + if (!quiet) + fprintf_ln(stderr, _("Cannot save the current " + "worktree state")); + goto done; + } else if (ret > 0) { + goto done; + } + } else { + if (stash_working_tree(info, ps)) { + if (!quiet) + fprintf_ln(stderr, _("Cannot save the current " + "worktree state")); + ret = -1; + goto done; + } + } + + if (!stash_msg_buf->len) + strbuf_addf(stash_msg_buf, "WIP on %s", msg.buf); + else + strbuf_insertf(stash_msg_buf, 0, "On %s: ", branch_name); + + /* + * `parents` will be empty after calling `commit_tree()`, so there is + * no need to call `free_commit_list()` + */ + parents = NULL; + if (untracked_commit_option) + commit_list_insert(lookup_commit(the_repository, + &info->u_commit), + &parents); + commit_list_insert(lookup_commit(the_repository, &info->i_commit), + &parents); + commit_list_insert(head_commit, &parents); + + if (commit_tree(stash_msg_buf->buf, stash_msg_buf->len, &info->w_tree, + parents, &info->w_commit, NULL, NULL)) { + if (!quiet) + fprintf_ln(stderr, _("Cannot record " + "working tree state")); + ret = -1; + goto done; + } + +done: + strbuf_release(&commit_tree_label); + strbuf_release(&msg); + strbuf_release(&untracked_files); + return ret; +} + +static int create_stash(int argc, const char **argv, const char *prefix) +{ + int ret = 0; + struct strbuf stash_msg_buf = STRBUF_INIT; + struct stash_info info; + struct pathspec ps; + + /* Starting with argv[1], since argv[0] is "create" */ + strbuf_join_argv(&stash_msg_buf, argc - 1, ++argv, ' '); + + memset(&ps, 0, sizeof(ps)); + if (!check_changes_tracked_files(ps)) + return 0; + + ret = do_create_stash(ps, &stash_msg_buf, 0, 0, &info, + NULL, 0); + if (!ret) + printf_ln("%s", oid_to_hex(&info.w_commit)); + + strbuf_release(&stash_msg_buf); + return ret; +} + +static int do_push_stash(struct pathspec ps, const char *stash_msg, int quiet, + int keep_index, int patch_mode, int include_untracked) +{ + int ret = 0; + struct stash_info info; + struct strbuf patch = STRBUF_INIT; + struct strbuf stash_msg_buf = STRBUF_INIT; + struct strbuf untracked_files = STRBUF_INIT; + + if (patch_mode && keep_index == -1) + keep_index = 1; + + if (patch_mode && include_untracked) { + fprintf_ln(stderr, _("Can't use --patch and --include-untracked" + " or --all at the same time")); + ret = -1; + goto done; + } + + read_cache_preload(NULL); + if (!include_untracked && ps.nr) { + int i; + char *ps_matched = xcalloc(ps.nr, 1); + + for (i = 0; i < active_nr; i++) + ce_path_match(&the_index, active_cache[i], &ps, + ps_matched); + + if (report_path_error(ps_matched, &ps, NULL)) { + fprintf_ln(stderr, _("Did you forget to 'git add'?")); + ret = -1; + free(ps_matched); + goto done; + } + free(ps_matched); + } + + if (refresh_cache(REFRESH_QUIET)) { + ret = -1; + goto done; + } + + if (!check_changes(ps, include_untracked, &untracked_files)) { + if (!quiet) + printf_ln(_("No local changes to save")); + goto done; + } + + if (!reflog_exists(ref_stash) && do_clear_stash()) { + ret = -1; + if (!quiet) + fprintf_ln(stderr, _("Cannot initialize stash")); + goto done; + } + + if (stash_msg) + strbuf_addstr(&stash_msg_buf, stash_msg); + if (do_create_stash(ps, &stash_msg_buf, include_untracked, patch_mode, + &info, &patch, quiet)) { + ret = -1; + goto done; + } + + if (do_store_stash(&info.w_commit, stash_msg_buf.buf, 1)) { + ret = -1; + if (!quiet) + fprintf_ln(stderr, _("Cannot save the current status")); + goto done; + } + + if (!quiet) + printf_ln(_("Saved working directory and index state %s"), + stash_msg_buf.buf); + + if (!patch_mode) { + if (include_untracked && !ps.nr) { + struct child_process cp = CHILD_PROCESS_INIT; + + cp.git_cmd = 1; + argv_array_pushl(&cp.args, "clean", "--force", + "--quiet", "-d", NULL); + if (include_untracked == INCLUDE_ALL_FILES) + argv_array_push(&cp.args, "-x"); + if (run_command(&cp)) { + ret = -1; + goto done; + } + } + discard_cache(); + if (ps.nr) { + struct child_process cp_add = CHILD_PROCESS_INIT; + struct child_process cp_diff = CHILD_PROCESS_INIT; + struct child_process cp_apply = CHILD_PROCESS_INIT; + struct strbuf out = STRBUF_INIT; + + cp_add.git_cmd = 1; + argv_array_push(&cp_add.args, "add"); + if (!include_untracked) + argv_array_push(&cp_add.args, "-u"); + if (include_untracked == INCLUDE_ALL_FILES) + argv_array_push(&cp_add.args, "--force"); + argv_array_push(&cp_add.args, "--"); + add_pathspecs(&cp_add.args, ps); + if (run_command(&cp_add)) { + ret = -1; + goto done; + } + + cp_diff.git_cmd = 1; + argv_array_pushl(&cp_diff.args, "diff-index", "-p", + "--cached", "--binary", "HEAD", "--", + NULL); + add_pathspecs(&cp_diff.args, ps); + if (pipe_command(&cp_diff, NULL, 0, &out, 0, NULL, 0)) { + ret = -1; + goto done; + } + + cp_apply.git_cmd = 1; + argv_array_pushl(&cp_apply.args, "apply", "--index", + "-R", NULL); + if (pipe_command(&cp_apply, out.buf, out.len, NULL, 0, + NULL, 0)) { + ret = -1; + goto done; + } + } else { + struct child_process cp = CHILD_PROCESS_INIT; + cp.git_cmd = 1; + argv_array_pushl(&cp.args, "reset", "--hard", "-q", + NULL); + if (run_command(&cp)) { + ret = -1; + goto done; + } + } + + if (keep_index == 1 && !is_null_oid(&info.i_tree)) { + struct child_process cp_ls = CHILD_PROCESS_INIT; + struct child_process cp_checkout = CHILD_PROCESS_INIT; + struct strbuf out = STRBUF_INIT; + + if (reset_tree(&info.i_tree, 0, 1)) { + ret = -1; + goto done; + } + + cp_ls.git_cmd = 1; + argv_array_pushl(&cp_ls.args, "ls-files", "-z", + "--modified", "--", NULL); + + add_pathspecs(&cp_ls.args, ps); + if (pipe_command(&cp_ls, NULL, 0, &out, 0, NULL, 0)) { + ret = -1; + goto done; + } + + cp_checkout.git_cmd = 1; + argv_array_pushl(&cp_checkout.args, "checkout-index", + "-z", "--force", "--stdin", NULL); + if (pipe_command(&cp_checkout, out.buf, out.len, NULL, + 0, NULL, 0)) { + ret = -1; + goto done; + } + } + goto done; + } else { + struct child_process cp = CHILD_PROCESS_INIT; + + cp.git_cmd = 1; + argv_array_pushl(&cp.args, "apply", "-R", NULL); + + if (pipe_command(&cp, patch.buf, patch.len, NULL, 0, NULL, 0)) { + if (!quiet) + fprintf_ln(stderr, _("Cannot remove " + "worktree changes")); + ret = -1; + goto done; + } + + if (keep_index < 1) { + struct child_process cp = CHILD_PROCESS_INIT; + + cp.git_cmd = 1; + argv_array_pushl(&cp.args, "reset", "-q", "--", NULL); + add_pathspecs(&cp.args, ps); + if (run_command(&cp)) { + ret = -1; + goto done; + } + } + goto done; + } + +done: + strbuf_release(&stash_msg_buf); + return ret; +} + +static int push_stash(int argc, const char **argv, const char *prefix) +{ + int keep_index = -1; + int patch_mode = 0; + int include_untracked = 0; + int quiet = 0; + const char *stash_msg = NULL; + struct pathspec ps; + struct option options[] = { + OPT_BOOL('k', "keep-index", &keep_index, + N_("keep index")), + OPT_BOOL('p', "patch", &patch_mode, + N_("stash in patch mode")), + OPT__QUIET(&quiet, N_("quiet mode")), + OPT_BOOL('u', "include-untracked", &include_untracked, + N_("include untracked files in stash")), + OPT_SET_INT('a', "all", &include_untracked, + N_("include ignore files"), 2), + OPT_STRING('m', "message", &stash_msg, N_("message"), + N_("stash message")), + OPT_END() + }; + + if (argc) + argc = parse_options(argc, argv, prefix, options, + git_stash_push_usage, + 0); + + parse_pathspec(&ps, 0, PATHSPEC_PREFER_FULL, prefix, argv); + return do_push_stash(ps, stash_msg, quiet, keep_index, patch_mode, + include_untracked); +} + +static int save_stash(int argc, const char **argv, const char *prefix) +{ + int keep_index = -1; + int patch_mode = 0; + int include_untracked = 0; + int quiet = 0; + int ret = 0; + const char *stash_msg = NULL; + struct pathspec ps; + struct strbuf stash_msg_buf = STRBUF_INIT; + struct option options[] = { + OPT_BOOL('k', "keep-index", &keep_index, + N_("keep index")), + OPT_BOOL('p', "patch", &patch_mode, + N_("stash in patch mode")), + OPT__QUIET(&quiet, N_("quiet mode")), + OPT_BOOL('u', "include-untracked", &include_untracked, + N_("include untracked files in stash")), + OPT_SET_INT('a', "all", &include_untracked, + N_("include ignore files"), 2), + OPT_STRING('m', "message", &stash_msg, "message", + N_("stash message")), + OPT_END() + }; + + argc = parse_options(argc, argv, prefix, options, + git_stash_save_usage, + PARSE_OPT_KEEP_DASHDASH); + + if (argc) + stash_msg = strbuf_join_argv(&stash_msg_buf, argc, argv, ' '); + + memset(&ps, 0, sizeof(ps)); + ret = do_push_stash(ps, stash_msg, quiet, keep_index, + patch_mode, include_untracked); + + strbuf_release(&stash_msg_buf); + return ret; +} + +static int use_builtin_stash(void) +{ + struct child_process cp = CHILD_PROCESS_INIT; + struct strbuf out = STRBUF_INIT; + int ret, env = git_env_bool("GIT_TEST_STASH_USE_BUILTIN", -1); + + if (env != -1) + return env; + + argv_array_pushl(&cp.args, + "config", "--bool", "stash.usebuiltin", NULL); + cp.git_cmd = 1; + if (capture_command(&cp, &out, 6)) { + strbuf_release(&out); + return 1; + } + + strbuf_trim(&out); + ret = !strcmp("true", out.buf); + strbuf_release(&out); + return ret; +} + +int cmd_stash(int argc, const char **argv, const char *prefix) +{ + int i = -1; + pid_t pid = getpid(); + const char *index_file; + struct argv_array args = ARGV_ARRAY_INIT; + + struct option options[] = { + OPT_END() + }; + + if (!use_builtin_stash()) { + const char *path = mkpath("%s/git-legacy-stash", + git_exec_path()); + + if (sane_execvp(path, (char **)argv) < 0) + die_errno(_("could not exec %s"), path); + else + BUG("sane_execvp() returned???"); + } + + prefix = setup_git_directory(); + trace_repo_setup(prefix); + setup_work_tree(); + + git_config(git_diff_basic_config, NULL); + + argc = parse_options(argc, argv, prefix, options, git_stash_usage, + PARSE_OPT_KEEP_UNKNOWN | PARSE_OPT_KEEP_DASHDASH); + + index_file = get_index_file(); + strbuf_addf(&stash_index_path, "%s.stash.%" PRIuMAX, index_file, + (uintmax_t)pid); + + if (!argc) + return !!push_stash(0, NULL, prefix); + else if (!strcmp(argv[0], "apply")) + return !!apply_stash(argc, argv, prefix); + else if (!strcmp(argv[0], "clear")) + return !!clear_stash(argc, argv, prefix); + else if (!strcmp(argv[0], "drop")) + return !!drop_stash(argc, argv, prefix); + else if (!strcmp(argv[0], "pop")) + return !!pop_stash(argc, argv, prefix); + else if (!strcmp(argv[0], "branch")) + return !!branch_stash(argc, argv, prefix); + else if (!strcmp(argv[0], "list")) + return !!list_stash(argc, argv, prefix); + else if (!strcmp(argv[0], "show")) + 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); + else if (!strcmp(argv[0], "push")) + return !!push_stash(argc, argv, prefix); + else if (!strcmp(argv[0], "save")) + return !!save_stash(argc, argv, prefix); + else if (*argv[0] != '-') + usage_msg_opt(xstrfmt(_("unknown subcommand: %s"), argv[0]), + git_stash_usage, options); + + if (strcmp(argv[0], "-p")) { + while (++i < argc && strcmp(argv[i], "--")) { + /* + * `akpqu` is a string which contains all short options, + * except `-m` which is verified separately. + */ + if ((strlen(argv[i]) == 2) && *argv[i] == '-' && + strchr("akpqu", argv[i][1])) + continue; + + if (!strcmp(argv[i], "--all") || + !strcmp(argv[i], "--keep-index") || + !strcmp(argv[i], "--no-keep-index") || + !strcmp(argv[i], "--patch") || + !strcmp(argv[i], "--quiet") || + !strcmp(argv[i], "--include-untracked")) + continue; + + /* + * `-m` and `--message=` are verified separately because + * they need to be immediately followed by a string + * (i.e.`-m"foobar"` or `--message="foobar"`). + */ + if (starts_with(argv[i], "-m") || + starts_with(argv[i], "--message=")) + continue; + + usage_with_options(git_stash_usage, options); + } + } + + argv_array_push(&args, "push"); + argv_array_pushv(&args, argv); + return !!push_stash(args.argc, args.argv, prefix); +} @@ -1379,6 +1379,7 @@ enum get_oid_result { }; extern int get_oid(const char *str, struct object_id *oid); +extern int get_oidf(struct object_id *oid, const char *fmt, ...); extern int get_oid_commit(const char *str, struct object_id *oid); extern int get_oid_committish(const char *str, struct object_id *oid); extern int get_oid_tree(const char *str, struct object_id *oid); @@ -1552,6 +1553,10 @@ extern const char *git_sequence_editor(void); extern const char *git_pager(int stdout_is_tty); extern int is_terminal_dumb(void); extern int git_ident_config(const char *, const char *, void *); +/* + * Prepare an ident to fall back on if the user didn't configure it. + */ +void prepare_fallback_ident(const char *name, const char *email); extern void reset_ident_date(void); struct ident_split { diff --git a/git-stash.sh b/git-legacy-stash.sh index 789ce2f41d..8a8c4a9270 100755 --- a/git-stash.sh +++ b/git-legacy-stash.sh @@ -80,6 +80,28 @@ clear_stash () { fi } +maybe_quiet () { + case "$1" in + --keep-stdout) + shift + if test -n "$GIT_QUIET" + then + eval "$@" 2>/dev/null + else + eval "$@" + fi + ;; + *) + if test -n "$GIT_QUIET" + then + eval "$@" >/dev/null 2>&1 + else + eval "$@" + fi + ;; + esac +} + create_stash () { prepare_fallback_ident @@ -112,15 +134,18 @@ create_stash () { done git update-index -q --refresh - if no_changes "$@" + if maybe_quiet no_changes "$@" then exit 0 fi # state of the base commit - if b_commit=$(git rev-parse --verify HEAD) + if b_commit=$(maybe_quiet --keep-stdout git rev-parse --verify HEAD) then head=$(git rev-list --oneline -n 1 HEAD --) + elif test -n "$GIT_QUIET" + then + exit 1 else die "$(gettext "You do not have the initial commit yet")" fi @@ -315,7 +340,7 @@ push_stash () { test -n "$untracked" || git ls-files --error-unmatch -- "$@" >/dev/null || exit 1 git update-index -q --refresh - if no_changes "$@" + if maybe_quiet no_changes "$@" then say "$(gettext "No local changes to save")" exit 0 @@ -370,6 +395,9 @@ save_stash () { while test $# != 0 do case "$1" in + -q|--quiet) + GIT_QUIET=t + ;; --) shift break diff --git a/git-sh-setup.sh b/git-sh-setup.sh index 378928518b..10d9764185 100644 --- a/git-sh-setup.sh +++ b/git-sh-setup.sh @@ -101,6 +101,7 @@ $LONG_USAGE")" case "$1" in -h) echo "$LONG_USAGE" + case "$0" in *git-legacy-stash) exit 129;; esac exit esac fi @@ -577,6 +577,12 @@ static struct cmd_struct commands[] = { { "show-index", cmd_show_index }, { "show-ref", cmd_show_ref, RUN_SETUP }, { "stage", cmd_add, RUN_SETUP | NEED_WORK_TREE }, + /* + * NEEDSWORK: Until the builtin stash is thoroughly robust and no + * longer needs redirection to the stash shell script this is kept as + * is, then should be changed to RUN_SETUP | NEED_WORK_TREE + */ + { "stash", cmd_stash }, { "status", cmd_status, RUN_SETUP | NEED_WORK_TREE }, { "stripspace", cmd_stripspace }, { "submodule--helper", cmd_submodule__helper, RUN_SETUP | SUPPORT_SUPER_PREFIX | NO_PARSEOPT }, @@ -585,6 +585,26 @@ int git_ident_config(const char *var, const char *value, void *data) return set_ident(var, value); } +static void set_env_if(const char *key, const char *value, int *given, int bit) +{ + if ((*given & bit) || getenv(key)) + return; /* nothing to do */ + setenv(key, value, 0); + *given |= bit; +} + +void prepare_fallback_ident(const char *name, const char *email) +{ + set_env_if("GIT_AUTHOR_NAME", name, + &author_ident_explicitly_given, IDENT_NAME_GIVEN); + set_env_if("GIT_AUTHOR_EMAIL", email, + &author_ident_explicitly_given, IDENT_MAIL_GIVEN); + set_env_if("GIT_COMMITTER_NAME", name, + &committer_ident_explicitly_given, IDENT_NAME_GIVEN); + set_env_if("GIT_COMMITTER_EMAIL", email, + &committer_ident_explicitly_given, IDENT_MAIL_GIVEN); +} + static int buf_cmp(const char *a_begin, const char *a_end, const char *b_begin, const char *b_end) { diff --git a/sha1-name.c b/sha1-name.c index cfe5c874b6..07c71a7567 100644 --- a/sha1-name.c +++ b/sha1-name.c @@ -1530,6 +1530,25 @@ int get_oid(const char *name, struct object_id *oid) return get_oid_with_context(the_repository, name, 0, oid, &unused); } +/* + * This returns a non-zero value if the string (built using printf + * format and the given arguments) is not a valid object. + */ +int get_oidf(struct object_id *oid, const char *fmt, ...) +{ + va_list ap; + int ret; + struct strbuf sb = STRBUF_INIT; + + va_start(ap, fmt); + strbuf_vaddf(&sb, fmt, ap); + va_end(ap); + + ret = get_oid(sb.buf, oid); + strbuf_release(&sb); + + return ret; +} /* * Many callers know that the user meant to name a commit-ish by @@ -249,6 +249,42 @@ void strbuf_insert(struct strbuf *sb, size_t pos, const void *data, size_t len) strbuf_splice(sb, pos, 0, data, len); } +void strbuf_vinsertf(struct strbuf *sb, size_t pos, const char *fmt, va_list ap) +{ + int len, len2; + char save; + va_list cp; + + if (pos > sb->len) + die("`pos' is too far after the end of the buffer"); + va_copy(cp, ap); + len = vsnprintf(sb->buf + sb->len, 0, fmt, cp); + va_end(cp); + if (len < 0) + BUG("your vsnprintf is broken (returned %d)", len); + if (!len) + return; /* nothing to do */ + if (unsigned_add_overflows(sb->len, len)) + die("you want to use way too much memory"); + strbuf_grow(sb, len); + memmove(sb->buf + pos + len, sb->buf + pos, sb->len - pos); + /* vsnprintf() will append a NUL, overwriting one of our characters */ + save = sb->buf[pos + len]; + len2 = vsnprintf(sb->buf + pos, len + 1, fmt, ap); + sb->buf[pos + len] = save; + if (len2 != len) + BUG("your vsnprintf is broken (returns inconsistent lengths)"); + strbuf_setlen(sb, sb->len + len); +} + +void strbuf_insertf(struct strbuf *sb, size_t pos, const char *fmt, ...) +{ + va_list ap; + va_start(ap, fmt); + strbuf_vinsertf(sb, pos, fmt, ap); + va_end(ap); +} + void strbuf_remove(struct strbuf *sb, size_t pos, size_t len) { strbuf_splice(sb, pos, len, "", 0); @@ -268,6 +304,21 @@ void strbuf_addbuf(struct strbuf *sb, const struct strbuf *sb2) strbuf_setlen(sb, sb->len + sb2->len); } +const char *strbuf_join_argv(struct strbuf *buf, + int argc, const char **argv, char delim) +{ + if (!argc) + return buf->buf; + + strbuf_addstr(buf, *argv); + while (--argc) { + strbuf_addch(buf, delim); + strbuf_addstr(buf, *(++argv)); + } + + return buf->buf; +} + void strbuf_addchars(struct strbuf *sb, int c, size_t n) { strbuf_grow(sb, n); @@ -245,6 +245,15 @@ void strbuf_addchars(struct strbuf *sb, int c, size_t n); void strbuf_insert(struct strbuf *sb, size_t pos, const void *, size_t); /** + * Insert data to the given position of the buffer giving a printf format + * string. The contents will be shifted, not overwritten. + */ +void strbuf_vinsertf(struct strbuf *sb, size_t pos, const char *fmt, + va_list ap); + +void strbuf_insertf(struct strbuf *sb, size_t pos, const char *fmt, ...); + +/** * Remove given amount of data from a given position of the buffer. */ void strbuf_remove(struct strbuf *sb, size_t pos, size_t len); @@ -289,6 +298,13 @@ static inline void strbuf_addstr(struct strbuf *sb, const char *s) void strbuf_addbuf(struct strbuf *sb, const struct strbuf *sb2); /** + * Join the arguments into a buffer. `delim` is put between every + * two arguments. + */ +const char *strbuf_join_argv(struct strbuf *buf, int argc, + const char **argv, char delim); + +/** * This function can be used to expand a format string containing * placeholders. To that end, it parses the string and calls the specified * function for every percent sign found. @@ -384,6 +384,10 @@ the --no-sparse command-line argument. GIT_TEST_PRELOAD_INDEX=<boolean> exercises the preload-index code path by overriding the minimum number of cache entries required per thread. +GIT_TEST_STASH_USE_BUILTIN=<boolean>, when false, disables the +built-in version of git-stash. See 'stash.useBuiltin' in +git-config(1). + GIT_TEST_INDEX_THREADS=<n> enables exercising the multi-threaded loading of the index for the whole test suite by bypassing the default number of cache entries and thread minimums. Setting this to 1 will make the diff --git a/t/t3903-stash.sh b/t/t3903-stash.sh index 5f8272b6f9..97cc71fbaf 100755 --- a/t/t3903-stash.sh +++ b/t/t3903-stash.sh @@ -8,22 +8,22 @@ test_description='Test git stash' . ./test-lib.sh test_expect_success 'stash some dirty working directory' ' - echo 1 > file && + echo 1 >file && git add file && echo unrelated >other-file && git add other-file && test_tick && git commit -m initial && - echo 2 > file && + echo 2 >file && git add file && - echo 3 > file && + echo 3 >file && test_tick && git stash && git diff-files --quiet && git diff-index --cached --quiet HEAD ' -cat > expect << EOF +cat >expect <<EOF diff --git a/file b/file index 0cfbf08..00750ed 100644 --- a/file @@ -35,7 +35,7 @@ EOF test_expect_success 'parents of stash' ' test $(git rev-parse stash^) = $(git rev-parse HEAD) && - git diff stash^2..stash > output && + git diff stash^2..stash >output && test_cmp expect output ' @@ -74,7 +74,7 @@ test_expect_success 'apply stashed changes' ' test_expect_success 'apply stashed changes (including index)' ' git reset --hard HEAD^ && - echo 6 > other-file && + echo 6 >other-file && git add other-file && test_tick && git commit -m other-file && @@ -99,12 +99,12 @@ test_expect_success 'stash drop complains of extra options' ' test_expect_success 'drop top stash' ' git reset --hard && - git stash list > stashlist1 && - echo 7 > file && + git stash list >expected && + echo 7 >file && git stash && git stash drop && - git stash list > stashlist2 && - test_cmp stashlist1 stashlist2 && + git stash list >actual && + test_cmp expected actual && git stash apply && test 3 = $(cat file) && test 1 = $(git show :file) && @@ -113,9 +113,9 @@ test_expect_success 'drop top stash' ' test_expect_success 'drop middle stash' ' git reset --hard && - echo 8 > file && + echo 8 >file && git stash && - echo 9 > file && + echo 9 >file && git stash && git stash drop stash@{1} && test 2 = $(git stash list | wc -l) && @@ -160,7 +160,7 @@ test_expect_success 'stash pop' ' test 0 = $(git stash list | wc -l) ' -cat > expect << EOF +cat >expect <<EOF diff --git a/file2 b/file2 new file mode 100644 index 0000000..1fe912c @@ -170,7 +170,7 @@ index 0000000..1fe912c +bar2 EOF -cat > expect1 << EOF +cat >expect1 <<EOF diff --git a/file b/file index 257cc56..5716ca5 100644 --- a/file @@ -180,7 +180,7 @@ index 257cc56..5716ca5 100644 +bar EOF -cat > expect2 << EOF +cat >expect2 <<EOF diff --git a/file b/file index 7601807..5716ca5 100644 --- a/file @@ -198,79 +198,79 @@ index 0000000..1fe912c EOF test_expect_success 'stash branch' ' - echo foo > file && + echo foo >file && git commit file -m first && - echo bar > file && - echo bar2 > file2 && + echo bar >file && + echo bar2 >file2 && git add file2 && git stash && - echo baz > file && + echo baz >file && git commit file -m second && git stash branch stashbranch && test refs/heads/stashbranch = $(git symbolic-ref HEAD) && test $(git rev-parse HEAD) = $(git rev-parse master^) && - git diff --cached > output && + git diff --cached >output && test_cmp expect output && - git diff > output && + git diff >output && test_cmp expect1 output && git add file && git commit -m alternate\ second && - git diff master..stashbranch > output && + git diff master..stashbranch >output && test_cmp output expect2 && test 0 = $(git stash list | wc -l) ' test_expect_success 'apply -q is quiet' ' - echo foo > file && + echo foo >file && git stash && - git stash apply -q > output.out 2>&1 && + git stash apply -q >output.out 2>&1 && test_must_be_empty output.out ' test_expect_success 'save -q is quiet' ' - git stash save --quiet > output.out 2>&1 && + git stash save --quiet >output.out 2>&1 && test_must_be_empty output.out ' test_expect_success 'pop -q is quiet' ' - git stash pop -q > output.out 2>&1 && + git stash pop -q >output.out 2>&1 && test_must_be_empty output.out ' test_expect_success 'pop -q --index works and is quiet' ' - echo foo > file && + echo foo >file && git add file && git stash save --quiet && - git stash pop -q --index > output.out 2>&1 && + git stash pop -q --index >output.out 2>&1 && test foo = "$(git show :file)" && test_must_be_empty output.out ' test_expect_success 'drop -q is quiet' ' git stash && - git stash drop -q > output.out 2>&1 && + git stash drop -q >output.out 2>&1 && test_must_be_empty output.out ' test_expect_success 'stash -k' ' - echo bar3 > file && - echo bar4 > file2 && + echo bar3 >file && + echo bar4 >file2 && git add file2 && git stash -k && test bar,bar4 = $(cat file),$(cat file2) ' test_expect_success 'stash --no-keep-index' ' - echo bar33 > file && - echo bar44 > file2 && + echo bar33 >file && + echo bar44 >file2 && git add file2 && git stash --no-keep-index && test bar,bar2 = $(cat file),$(cat file2) ' test_expect_success 'stash --invalid-option' ' - echo bar5 > file && - echo bar6 > file2 && + echo bar5 >file && + echo bar6 >file2 && git add file2 && test_must_fail git stash --invalid-option && test_must_fail git stash save --invalid-option && @@ -287,6 +287,14 @@ test_expect_success 'stash an added file' ' test new = "$(cat file3)" ' +test_expect_success 'stash --intent-to-add file' ' + git reset --hard && + echo new >file4 && + git add --intent-to-add file4 && + test_when_finished "git rm -f file4" && + test_must_fail git stash +' + test_expect_success 'stash rm then recreate' ' git reset --hard && git rm file && @@ -444,6 +452,36 @@ test_expect_failure 'stash file to directory' ' test foo = "$(cat file/file)" ' +test_expect_success 'giving too many ref arguments does not modify files' ' + git stash clear && + test_when_finished "git reset --hard HEAD" && + echo foo >file2 && + git stash && + echo bar >file2 && + git stash && + test-tool chmtime =123456789 file2 && + for type in apply pop "branch stash-branch" + do + test_must_fail git stash $type stash@{0} stash@{1} 2>err && + test_i18ngrep "Too many revisions" err && + test 123456789 = $(test-tool chmtime -g file2) || return 1 + done +' + +test_expect_success 'drop: too many arguments errors out (does nothing)' ' + git stash list >expect && + test_must_fail git stash drop stash@{0} stash@{1} 2>err && + test_i18ngrep "Too many revisions" err && + git stash list >actual && + test_cmp expect actual +' + +test_expect_success 'show: too many arguments errors out (does nothing)' ' + test_must_fail git stash show stash@{0} stash@{1} 2>err 1>out && + test_i18ngrep "Too many revisions" err && + test_must_be_empty out +' + test_expect_success 'stash create - no changes' ' git stash clear && test_when_finished "git reset --hard HEAD" && @@ -456,11 +494,12 @@ test_expect_success 'stash branch - no stashes on stack, stash-like argument' ' git stash clear && test_when_finished "git reset --hard HEAD" && git reset --hard && - echo foo >> file && + echo foo >>file && STASH_ID=$(git stash create) && git reset --hard && git stash branch stash-branch ${STASH_ID} && - test_when_finished "git reset --hard HEAD && git checkout master && git branch -D stash-branch" && + test_when_finished "git reset --hard HEAD && git checkout master && + git branch -D stash-branch" && test $(git ls-files --modified | wc -l) -eq 1 ' @@ -468,25 +507,31 @@ test_expect_success 'stash branch - stashes on stack, stash-like argument' ' git stash clear && test_when_finished "git reset --hard HEAD" && git reset --hard && - echo foo >> file && + echo foo >>file && git stash && test_when_finished "git stash drop" && - echo bar >> file && + echo bar >>file && STASH_ID=$(git stash create) && git reset --hard && git stash branch stash-branch ${STASH_ID} && - test_when_finished "git reset --hard HEAD && git checkout master && git branch -D stash-branch" && + test_when_finished "git reset --hard HEAD && git checkout master && + git branch -D stash-branch" && test $(git ls-files --modified | wc -l) -eq 1 ' +test_expect_success 'stash branch complains with no arguments' ' + test_must_fail git stash branch 2>err && + test_i18ngrep "No branch name specified" err +' + test_expect_success 'stash show format defaults to --stat' ' git stash clear && test_when_finished "git reset --hard HEAD" && git reset --hard && - echo foo >> file && + echo foo >>file && git stash && test_when_finished "git stash drop" && - echo bar >> file && + echo bar >>file && STASH_ID=$(git stash create) && git reset --hard && cat >expected <<-EOF && @@ -501,10 +546,10 @@ test_expect_success 'stash show - stashes on stack, stash-like argument' ' git stash clear && test_when_finished "git reset --hard HEAD" && git reset --hard && - echo foo >> file && + echo foo >>file && git stash && test_when_finished "git stash drop" && - echo bar >> file && + echo bar >>file && STASH_ID=$(git stash create) && git reset --hard && echo "1 0 file" >expected && @@ -516,10 +561,10 @@ test_expect_success 'stash show -p - stashes on stack, stash-like argument' ' git stash clear && test_when_finished "git reset --hard HEAD" && git reset --hard && - echo foo >> file && + echo foo >>file && git stash && test_when_finished "git stash drop" && - echo bar >> file && + echo bar >>file && STASH_ID=$(git stash create) && git reset --hard && cat >expected <<-EOF && @@ -539,7 +584,7 @@ test_expect_success 'stash show - no stashes on stack, stash-like argument' ' git stash clear && test_when_finished "git reset --hard HEAD" && git reset --hard && - echo foo >> file && + echo foo >>file && STASH_ID=$(git stash create) && git reset --hard && echo "1 0 file" >expected && @@ -551,7 +596,7 @@ test_expect_success 'stash show -p - no stashes on stack, stash-like argument' ' git stash clear && test_when_finished "git reset --hard HEAD" && git reset --hard && - echo foo >> file && + echo foo >>file && STASH_ID=$(git stash create) && git reset --hard && cat >expected <<-EOF && @@ -567,13 +612,13 @@ test_expect_success 'stash show -p - no stashes on stack, stash-like argument' ' test_cmp expected actual ' -test_expect_success 'stash drop - fail early if specified stash is not a stash reference' ' +test_expect_success 'drop: fail early if specified stash is not a stash ref' ' git stash clear && test_when_finished "git reset --hard HEAD && git stash clear" && git reset --hard && - echo foo > file && + echo foo >file && git stash && - echo bar > file && + echo bar >file && git stash && test_must_fail git stash drop $(git rev-parse stash@{0}) && git stash pop && @@ -581,13 +626,13 @@ test_expect_success 'stash drop - fail early if specified stash is not a stash r git reset --hard HEAD ' -test_expect_success 'stash pop - fail early if specified stash is not a stash reference' ' +test_expect_success 'pop: fail early if specified stash is not a stash ref' ' git stash clear && test_when_finished "git reset --hard HEAD && git stash clear" && git reset --hard && - echo foo > file && + echo foo >file && git stash && - echo bar > file && + echo bar >file && git stash && test_must_fail git stash pop $(git rev-parse stash@{0}) && git stash pop && @@ -597,8 +642,8 @@ test_expect_success 'stash pop - fail early if specified stash is not a stash re test_expect_success 'ref with non-existent reflog' ' git stash clear && - echo bar5 > file && - echo bar6 > file2 && + echo bar5 >file && + echo bar6 >file2 && git add file2 && git stash && test_must_fail git rev-parse --quiet --verify does-not-exist && @@ -618,8 +663,8 @@ test_expect_success 'ref with non-existent reflog' ' test_expect_success 'invalid ref of the form stash@{n}, n >= N' ' git stash clear && test_must_fail git stash drop stash@{0} && - echo bar5 > file && - echo bar6 > file2 && + echo bar5 >file && + echo bar6 >file2 && git add file2 && git stash && test_must_fail git stash drop stash@{1} && @@ -645,7 +690,7 @@ test_expect_success 'invalid ref of the form "n", n >= N' ' git stash drop ' -test_expect_success 'stash branch should not drop the stash if the branch exists' ' +test_expect_success 'branch: do not drop the stash if the branch exists' ' git stash clear && echo foo >file && git add file && @@ -656,7 +701,7 @@ test_expect_success 'stash branch should not drop the stash if the branch exists git rev-parse stash@{0} -- ' -test_expect_success 'stash branch should not drop the stash if the apply fails' ' +test_expect_success 'branch: should not drop the stash if the apply fails' ' git stash clear && git reset HEAD~1 --hard && echo foo >file && @@ -670,7 +715,7 @@ test_expect_success 'stash branch should not drop the stash if the apply fails' git rev-parse stash@{0} -- ' -test_expect_success 'stash apply shows status same as git status (relative to current directory)' ' +test_expect_success 'apply: show same status as git status (relative to ./)' ' git stash clear && echo 1 >subdir/subfile1 && echo 2 >subdir/subfile2 && @@ -689,7 +734,7 @@ test_expect_success 'stash apply shows status same as git status (relative to cu test_i18ncmp expect actual ' -cat > expect << EOF +cat >expect <<EOF diff --git a/HEAD b/HEAD new file mode 100644 index 0000000..fe0cbee @@ -702,14 +747,14 @@ EOF test_expect_success 'stash where working directory contains "HEAD" file' ' git stash clear && git reset --hard && - echo file-not-a-ref > HEAD && + echo file-not-a-ref >HEAD && git add HEAD && test_tick && git stash && git diff-files --quiet && git diff-index --cached --quiet HEAD && test "$(git rev-parse stash^)" = "$(git rev-parse HEAD)" && - git diff stash^..stash > output && + git diff stash^..stash >output && test_cmp expect output ' @@ -1011,7 +1056,7 @@ test_expect_success 'stash push -p with pathspec shows no changes only once' ' test_i18ncmp expect actual ' -test_expect_success 'stash push with pathspec shows no changes when there are none' ' +test_expect_success 'push <pathspec>: show no changes when there are none' ' >foo && git add foo && git commit -m "tmp" && @@ -1021,12 +1066,35 @@ test_expect_success 'stash push with pathspec shows no changes when there are no test_i18ncmp expect actual ' -test_expect_success 'stash push with pathspec not in the repository errors out' ' +test_expect_success 'push: <pathspec> not in the repository errors out' ' >untracked && test_must_fail git stash push untracked && test_path_is_file untracked ' +test_expect_success 'push: -q is quiet with changes' ' + >foo && + git add foo && + git stash push -q >output 2>&1 && + test_must_be_empty output +' + +test_expect_success 'push: -q is quiet with no changes' ' + git stash push -q >output 2>&1 && + test_must_be_empty output +' + +test_expect_success 'push: -q is quiet even if there is no initial commit' ' + git init foo_dir && + test_when_finished rm -rf foo_dir && + ( + cd foo_dir && + >bar && + test_must_fail git stash push -q >output 2>&1 && + test_must_be_empty output + ) +' + test_expect_success 'untracked files are left in place when -u is not given' ' >file && git add file && @@ -1096,6 +1164,12 @@ test_expect_success 'stash -- <subdir> works with binary files' ' test_path_is_file subdir/untracked ' +test_expect_success 'stash with user.name and user.email set works' ' + test_config user.name "A U Thor" && + test_config user.email "a.u@thor" && + git stash +' + test_expect_success 'stash works when user.name and user.email are not set' ' git reset && >1 && diff --git a/t/t3907-stash-show-config.sh b/t/t3907-stash-show-config.sh new file mode 100755 index 0000000000..10914bba7b --- /dev/null +++ b/t/t3907-stash-show-config.sh @@ -0,0 +1,83 @@ +#!/bin/sh + +test_description='Test git stash show configuration.' + +. ./test-lib.sh + +test_expect_success 'setup' ' + test_commit file +' + +# takes three parameters: +# 1. the stash.showStat value (or "<unset>") +# 2. the stash.showPatch value (or "<unset>") +# 3. the diff options of the expected output (or nothing for no output) +test_stat_and_patch () { + if test "<unset>" = "$1" + then + test_unconfig stash.showStat + else + test_config stash.showStat "$1" + fi && + + if test "<unset>" = "$2" + then + test_unconfig stash.showPatch + else + test_config stash.showPatch "$2" + fi && + + shift 2 && + echo 2 >file.t && + if test $# != 0 + then + git diff "$@" >expect + fi && + git stash && + git stash show >actual && + + if test $# = 0 + then + test_must_be_empty actual + else + test_cmp expect actual + fi +} + +test_expect_success 'showStat unset showPatch unset' ' + test_stat_and_patch "<unset>" "<unset>" --stat +' + +test_expect_success 'showStat unset showPatch false' ' + test_stat_and_patch "<unset>" false --stat +' + +test_expect_success 'showStat unset showPatch true' ' + test_stat_and_patch "<unset>" true --stat -p +' + +test_expect_success 'showStat false showPatch unset' ' + test_stat_and_patch false "<unset>" +' + +test_expect_success 'showStat false showPatch false' ' + test_stat_and_patch false false +' + +test_expect_success 'showStat false showPatch true' ' + test_stat_and_patch false true -p +' + +test_expect_success 'showStat true showPatch unset' ' + test_stat_and_patch true "<unset>" --stat +' + +test_expect_success 'showStat true showPatch false' ' + test_stat_and_patch true false --stat +' + +test_expect_success 'showStat true showPatch true' ' + test_stat_and_patch true true --stat -p +' + +test_done |