diff options
Diffstat (limited to 'builtin/update-index.c')
| -rw-r--r-- | builtin/update-index.c | 471 |
1 files changed, 372 insertions, 99 deletions
diff --git a/builtin/update-index.c b/builtin/update-index.c index a6a23fa1f3..6cdfd5f730 100644 --- a/builtin/update-index.c +++ b/builtin/update-index.c @@ -4,6 +4,7 @@ * Copyright (C) Linus Torvalds, 2005 */ #include "cache.h" +#include "lockfile.h" #include "quote.h" #include "cache-tree.h" #include "tree-walk.h" @@ -11,6 +12,9 @@ #include "refs.h" #include "resolve-undo.h" #include "parse-options.h" +#include "pathspec.h" +#include "dir.h" +#include "split-index.h" /* * Default to not allowing changes to the list of files. The @@ -29,6 +33,16 @@ static int mark_valid_only; static int mark_skip_worktree_only; #define MARK_FLAG 1 #define UNMARK_FLAG 2 +static struct strbuf mtime_dir = STRBUF_INIT; + +/* Untracked cache mode */ +enum uc_mode { + UC_UNSPECIFIED = -1, + UC_DISABLE = 0, + UC_ENABLE, + UC_TEST, + UC_FORCE +}; __attribute__((format (printf, 1, 2))) static void report(const char *fmt, ...) @@ -44,6 +58,166 @@ static void report(const char *fmt, ...) va_end(vp); } +static void remove_test_directory(void) +{ + if (mtime_dir.len) + remove_dir_recursively(&mtime_dir, 0); +} + +static const char *get_mtime_path(const char *path) +{ + static struct strbuf sb = STRBUF_INIT; + strbuf_reset(&sb); + strbuf_addf(&sb, "%s/%s", mtime_dir.buf, path); + return sb.buf; +} + +static void xmkdir(const char *path) +{ + path = get_mtime_path(path); + if (mkdir(path, 0700)) + die_errno(_("failed to create directory %s"), path); +} + +static int xstat_mtime_dir(struct stat *st) +{ + if (stat(mtime_dir.buf, st)) + die_errno(_("failed to stat %s"), mtime_dir.buf); + return 0; +} + +static int create_file(const char *path) +{ + int fd; + path = get_mtime_path(path); + fd = open(path, O_CREAT | O_RDWR, 0644); + if (fd < 0) + die_errno(_("failed to create file %s"), path); + return fd; +} + +static void xunlink(const char *path) +{ + path = get_mtime_path(path); + if (unlink(path)) + die_errno(_("failed to delete file %s"), path); +} + +static void xrmdir(const char *path) +{ + path = get_mtime_path(path); + if (rmdir(path)) + die_errno(_("failed to delete directory %s"), path); +} + +static void avoid_racy(void) +{ + /* + * not use if we could usleep(10) if USE_NSEC is defined. The + * field nsec could be there, but the OS could choose to + * ignore it? + */ + sleep(1); +} + +static int test_if_untracked_cache_is_supported(void) +{ + struct stat st; + struct stat_data base; + int fd, ret = 0; + + strbuf_addstr(&mtime_dir, "mtime-test-XXXXXX"); + if (!mkdtemp(mtime_dir.buf)) + die_errno("Could not make temporary directory"); + + fprintf(stderr, _("Testing mtime in '%s' "), xgetcwd()); + atexit(remove_test_directory); + xstat_mtime_dir(&st); + fill_stat_data(&base, &st); + fputc('.', stderr); + + avoid_racy(); + fd = create_file("newfile"); + xstat_mtime_dir(&st); + if (!match_stat_data(&base, &st)) { + close(fd); + fputc('\n', stderr); + fprintf_ln(stderr,_("directory stat info does not " + "change after adding a new file")); + goto done; + } + fill_stat_data(&base, &st); + fputc('.', stderr); + + avoid_racy(); + xmkdir("new-dir"); + xstat_mtime_dir(&st); + if (!match_stat_data(&base, &st)) { + close(fd); + fputc('\n', stderr); + fprintf_ln(stderr, _("directory stat info does not change " + "after adding a new directory")); + goto done; + } + fill_stat_data(&base, &st); + fputc('.', stderr); + + avoid_racy(); + write_or_die(fd, "data", 4); + close(fd); + xstat_mtime_dir(&st); + if (match_stat_data(&base, &st)) { + fputc('\n', stderr); + fprintf_ln(stderr, _("directory stat info changes " + "after updating a file")); + goto done; + } + fputc('.', stderr); + + avoid_racy(); + close(create_file("new-dir/new")); + xstat_mtime_dir(&st); + if (match_stat_data(&base, &st)) { + fputc('\n', stderr); + fprintf_ln(stderr, _("directory stat info changes after " + "adding a file inside subdirectory")); + goto done; + } + fputc('.', stderr); + + avoid_racy(); + xunlink("newfile"); + xstat_mtime_dir(&st); + if (!match_stat_data(&base, &st)) { + fputc('\n', stderr); + fprintf_ln(stderr, _("directory stat info does not " + "change after deleting a file")); + goto done; + } + fill_stat_data(&base, &st); + fputc('.', stderr); + + avoid_racy(); + xunlink("new-dir/new"); + xrmdir("new-dir"); + xstat_mtime_dir(&st); + if (!match_stat_data(&base, &st)) { + fputc('\n', stderr); + fprintf_ln(stderr, _("directory stat info does not " + "change after deleting a directory")); + goto done; + } + + if (rmdir(mtime_dir.buf)) + die_errno(_("failed to delete directory %s"), mtime_dir.buf); + fprintf_ln(stderr, _(" OK")); + ret = 1; + +done: + strbuf_release(&mtime_dir); + return ret; +} + static int mark_ce_flags(const char *path, int flag, int mark) { int namelen = strlen(path); @@ -53,8 +227,9 @@ static int mark_ce_flags(const char *path, int flag, int mark) active_cache[pos]->ce_flags |= flag; else active_cache[pos]->ce_flags &= ~flag; - cache_tree_invalidate_path(active_cache_tree, path); - active_cache_changed = 1; + active_cache[pos]->ce_flags |= CE_UPDATE_IN_BASE; + cache_tree_invalidate_path(&the_index, path); + active_cache_changed |= CE_ENTRY_CHANGED; return 0; } return -1; @@ -80,10 +255,10 @@ static int process_lstat_error(const char *path, int err) { if (err == ENOENT || err == ENOTDIR) return remove_one_path(path); - return error("lstat(\"%s\"): %s", path, strerror(errno)); + return error("lstat(\"%s\"): %s", path, strerror(err)); } -static int add_one_path(struct cache_entry *old, const char *path, int len, struct stat *st) +static int add_one_path(const struct cache_entry *old, const char *path, int len, struct stat *st) { int option, size; struct cache_entry *ce; @@ -95,7 +270,8 @@ static int add_one_path(struct cache_entry *old, const char *path, int len, stru size = cache_entry_size(len); ce = xcalloc(1, size); memcpy(ce->name, path, len); - ce->ce_flags = len; + ce->ce_flags = create_ce_flags(0); + ce->ce_namelen = len; fill_stat_cache_info(ce, st); ce->ce_mode = ce_mode_from_stat(old, st->st_mode); @@ -141,7 +317,7 @@ static int process_directory(const char *path, int len, struct stat *st) /* Exact match: file or existing gitlink */ if (pos >= 0) { - struct cache_entry *ce = active_cache[pos]; + const struct cache_entry *ce = active_cache[pos]; if (S_ISGITLINK(ce->ce_mode)) { /* Do nothing to the index if there is no HEAD! */ @@ -157,7 +333,7 @@ static int process_directory(const char *path, int len, struct stat *st) /* Inexact match: is there perhaps a subdirectory match? */ pos = -pos-1; while (pos < active_nr) { - struct cache_entry *ce = active_cache[pos++]; + const struct cache_entry *ce = active_cache[pos++]; if (strncmp(ce->name, path, len)) break; @@ -182,7 +358,7 @@ static int process_path(const char *path) { int pos, len; struct stat st; - struct cache_entry *ce; + const struct cache_entry *ce; len = strlen(path); if (has_symlink_leading_path(path, len)) @@ -211,12 +387,6 @@ static int process_path(const char *path) if (S_ISDIR(st.st_mode)) return process_directory(path, len, &st); - /* - * Process a regular file - */ - if (ce && S_ISGITLINK(ce->ce_mode)) - return error("%s is already a gitlink, not replacing", path); - return add_one_path(ce, path, len, &st); } @@ -235,7 +405,8 @@ static int add_cacheinfo(unsigned int mode, const unsigned char *sha1, hashcpy(ce->sha1, sha1); memcpy(ce->name, path, len); - ce->ce_flags = create_ce_flags(len, stage); + ce->ce_flags = create_ce_flags(stage); + ce->ce_namelen = len; ce->ce_mode = create_ce_mode(mode); if (assume_unchanged) ce->ce_flags |= CE_VALID; @@ -269,52 +440,51 @@ static void chmod_path(int flip, const char *path) default: goto fail; } - cache_tree_invalidate_path(active_cache_tree, path); - active_cache_changed = 1; + cache_tree_invalidate_path(&the_index, path); + ce->ce_flags |= CE_UPDATE_IN_BASE; + active_cache_changed |= CE_ENTRY_CHANGED; report("chmod %cx '%s'", flip, path); return; fail: die("git update-index: cannot chmod %cx '%s'", flip, path); } -static void update_one(const char *path, const char *prefix, int prefix_length) +static void update_one(const char *path) { - const char *p = prefix_path(prefix, prefix_length, path); - if (!verify_path(p)) { + if (!verify_path(path)) { fprintf(stderr, "Ignoring path %s\n", path); - goto free_return; + return; } if (mark_valid_only) { - if (mark_ce_flags(p, CE_VALID, mark_valid_only == MARK_FLAG)) + if (mark_ce_flags(path, CE_VALID, mark_valid_only == MARK_FLAG)) die("Unable to mark file %s", path); - goto free_return; + return; } if (mark_skip_worktree_only) { - if (mark_ce_flags(p, CE_SKIP_WORKTREE, mark_skip_worktree_only == MARK_FLAG)) + if (mark_ce_flags(path, CE_SKIP_WORKTREE, mark_skip_worktree_only == MARK_FLAG)) die("Unable to mark file %s", path); - goto free_return; + return; } if (force_remove) { - if (remove_file_from_cache(p)) + if (remove_file_from_cache(path)) die("git update-index: unable to remove %s", path); report("remove '%s'", path); - goto free_return; + return; } - if (process_path(p)) + if (process_path(path)) die("Unable to process path %s", path); report("add '%s'", path); - free_return: - if (p < path || p > path + strlen(path)) - free((char *)p); } -static void read_index_info(int line_termination) +static void read_index_info(int nul_term_line) { struct strbuf buf = STRBUF_INIT; struct strbuf uq = STRBUF_INIT; + strbuf_getline_fn getline_fn; - while (strbuf_getline(&buf, stdin, line_termination) != EOF) { + getline_fn = nul_term_line ? strbuf_getline_nul : strbuf_getline_lf; + while (getline_fn(&buf, stdin) != EOF) { char *ptr, *tab; char *path_name; unsigned char sha1[20]; @@ -363,7 +533,7 @@ static void read_index_info(int line_termination) goto bad_line; path_name = ptr; - if (line_termination && path_name[0] == '"') { + if (!nul_term_line && path_name[0] == '"') { strbuf_reset(&uq); if (unquote_c_style(&uq, path_name, NULL)) { die("git update-index: bad quoting of path name"); @@ -402,7 +572,7 @@ static void read_index_info(int line_termination) } static const char * const update_index_usage[] = { - "git update-index [options] [--] [<file>...]", + N_("git update-index [<options>] [--] [<file>...]"), NULL }; @@ -433,7 +603,8 @@ static struct cache_entry *read_one_ent(const char *which, hashcpy(ce->sha1, sha1); memcpy(ce->name, path, namelen); - ce->ce_flags = create_ce_flags(namelen, stage); + ce->ce_flags = create_ce_flags(stage); + ce->ce_namelen = namelen; ce->ce_mode = create_ce_mode(mode); return ce; } @@ -451,7 +622,7 @@ static int unresolve_one(const char *path) /* already merged */ pos = unmerge_cache_entry_at(pos); if (pos < active_nr) { - struct cache_entry *ce = active_cache[pos]; + const struct cache_entry *ce = active_cache[pos]; if (ce_stage(ce) && ce_namelen(ce) == namelen && !memcmp(ce->name, path, namelen)) @@ -465,7 +636,7 @@ static int unresolve_one(const char *path) */ pos = -pos-1; if (pos < active_nr) { - struct cache_entry *ce = active_cache[pos]; + const struct cache_entry *ce = active_cache[pos]; if (ce_namelen(ce) == namelen && !memcmp(ce->name, path, namelen)) { fprintf(stderr, @@ -533,10 +704,9 @@ static int do_unresolve(int ac, const char **av, for (i = 1; i < ac; i++) { const char *arg = av[i]; - const char *p = prefix_path(prefix, prefix_length, arg); + char *p = prefix_path(prefix, prefix_length, arg); err |= unresolve_one(p); - if (p < arg || p > arg + strlen(arg)) - free((char *)p); + free(p); } return err; } @@ -549,10 +719,11 @@ static int do_reupdate(int ac, const char **av, */ int pos; int has_head = 1; - const char **paths = get_pathspec(prefix, av + 1); struct pathspec pathspec; - init_pathspec(&pathspec, paths); + parse_pathspec(&pathspec, 0, + PATHSPEC_PREFER_CWD, + prefix, av + 1); if (read_ref("HEAD", head_sha1)) /* If there is no HEAD, that means it is an initial @@ -561,11 +732,12 @@ static int do_reupdate(int ac, const char **av, has_head = 0; redo: for (pos = 0; pos < active_nr; pos++) { - struct cache_entry *ce = active_cache[pos]; + const struct cache_entry *ce = active_cache[pos]; struct cache_entry *old = NULL; int save_nr; + char *path; - if (ce_stage(ce) || !ce_path_match(ce, &pathspec)) + if (ce_stage(ce) || !ce_path_match(ce, &pathspec, NULL)) continue; if (has_head) old = read_one_ent(NULL, head_sha1, @@ -580,11 +752,14 @@ static int do_reupdate(int ac, const char **av, * or worse yet 'allow_replace', active_nr may decrease. */ save_nr = active_nr; - update_one(ce->name + prefix_length, prefix, prefix_length); + path = xstrdup(ce->name); + update_one(path); + free(path); + free(old); if (save_nr != active_nr) goto redo; } - free_pathspec(&pathspec); + clear_pathspec(&pathspec); return 0; } @@ -596,6 +771,7 @@ struct refresh_params { static int refresh(struct refresh_params *o, unsigned int flag) { setup_work_tree(); + read_cache_preload(NULL); *o->has_errors |= refresh_cache(o->flags | flag); return 0; } @@ -629,14 +805,45 @@ static int resolve_undo_clear_callback(const struct option *opt, return 0; } +static int parse_new_style_cacheinfo(const char *arg, + unsigned int *mode, + unsigned char sha1[], + const char **path) +{ + unsigned long ul; + char *endp; + + if (!arg) + return -1; + + errno = 0; + ul = strtoul(arg, &endp, 8); + if (errno || endp == arg || *endp != ',' || (unsigned int) ul != ul) + return -1; /* not a new-style cacheinfo */ + *mode = ul; + endp++; + if (get_sha1_hex(endp, sha1) || endp[40] != ',') + return -1; + *path = endp + 41; + return 0; +} + static int cacheinfo_callback(struct parse_opt_ctx_t *ctx, const struct option *opt, int unset) { unsigned char sha1[20]; unsigned int mode; + const char *path; + if (!parse_new_style_cacheinfo(ctx->argv[1], &mode, sha1, &path)) { + if (add_cacheinfo(mode, sha1, path, 0)) + die("git update-index: --cacheinfo cannot add %s", path); + ctx->argv++; + ctx->argc--; + return 0; + } if (ctx->argc <= 3) - return error("option 'cacheinfo' expects three arguments"); + return error("option 'cacheinfo' expects <mode>,<sha1>,<path>"); if (strtoul_ui(*++ctx->argv, 8, &mode) || get_sha1_hex(*++ctx->argv, sha1) || add_cacheinfo(mode, sha1, *++ctx->argv, 0)) @@ -648,12 +855,12 @@ static int cacheinfo_callback(struct parse_opt_ctx_t *ctx, static int stdin_cacheinfo_callback(struct parse_opt_ctx_t *ctx, const struct option *opt, int unset) { - int *line_termination = opt->value; + int *nul_term_line = opt->value; if (ctx->argc != 1) return error("option '%s' must be the last argument", opt->long_name); allow_add = allow_replace = allow_remove = 1; - read_index_info(*line_termination); + read_index_info(*nul_term_line); return 0; } @@ -705,97 +912,111 @@ static int reupdate_callback(struct parse_opt_ctx_t *ctx, int cmd_update_index(int argc, const char **argv, const char *prefix) { - int newfd, entries, has_errors = 0, line_termination = '\n'; + int newfd, entries, has_errors = 0, nul_term_line = 0; + enum uc_mode untracked_cache = UC_UNSPECIFIED; int read_from_stdin = 0; int prefix_length = prefix ? strlen(prefix) : 0; + int preferred_index_format = 0; char set_executable_bit = 0; struct refresh_params refresh_args = {0, &has_errors}; int lock_error = 0; + int split_index = -1; struct lock_file *lock_file; struct parse_opt_ctx_t ctx; + strbuf_getline_fn getline_fn; int parseopt_state = PARSE_OPT_UNKNOWN; struct option options[] = { OPT_BIT('q', NULL, &refresh_args.flags, - "continue refresh even when index needs update", + N_("continue refresh even when index needs update"), REFRESH_QUIET), OPT_BIT(0, "ignore-submodules", &refresh_args.flags, - "refresh: ignore submodules", + N_("refresh: ignore submodules"), REFRESH_IGNORE_SUBMODULES), OPT_SET_INT(0, "add", &allow_add, - "do not ignore new files", 1), + N_("do not ignore new files"), 1), OPT_SET_INT(0, "replace", &allow_replace, - "let files replace directories and vice-versa", 1), + N_("let files replace directories and vice-versa"), 1), OPT_SET_INT(0, "remove", &allow_remove, - "notice files missing from worktree", 1), + N_("notice files missing from worktree"), 1), OPT_BIT(0, "unmerged", &refresh_args.flags, - "refresh even if index contains unmerged entries", + N_("refresh even if index contains unmerged entries"), REFRESH_UNMERGED), {OPTION_CALLBACK, 0, "refresh", &refresh_args, NULL, - "refresh stat information", + N_("refresh stat information"), PARSE_OPT_NOARG | PARSE_OPT_NONEG, refresh_callback}, {OPTION_CALLBACK, 0, "really-refresh", &refresh_args, NULL, - "like --refresh, but ignore assume-unchanged setting", + N_("like --refresh, but ignore assume-unchanged setting"), PARSE_OPT_NOARG | PARSE_OPT_NONEG, really_refresh_callback}, {OPTION_LOWLEVEL_CALLBACK, 0, "cacheinfo", NULL, - "<mode> <object> <path>", - "add the specified entry to the index", - PARSE_OPT_NOARG | /* disallow --cacheinfo=<mode> form */ + N_("<mode>,<object>,<path>"), + N_("add the specified entry to the index"), + PARSE_OPT_NOARG | /* disallow --cacheinfo=<mode> form */ PARSE_OPT_NONEG | PARSE_OPT_LITERAL_ARGHELP, (parse_opt_cb *) cacheinfo_callback}, - {OPTION_CALLBACK, 0, "chmod", &set_executable_bit, "(+/-)x", - "override the executable bit of the listed files", + {OPTION_CALLBACK, 0, "chmod", &set_executable_bit, N_("(+/-)x"), + N_("override the executable bit of the listed files"), PARSE_OPT_NONEG | PARSE_OPT_LITERAL_ARGHELP, chmod_callback}, {OPTION_SET_INT, 0, "assume-unchanged", &mark_valid_only, NULL, - "mark files as \"not changing\"", + N_("mark files as \"not changing\""), PARSE_OPT_NOARG | PARSE_OPT_NONEG, NULL, MARK_FLAG}, {OPTION_SET_INT, 0, "no-assume-unchanged", &mark_valid_only, NULL, - "clear assumed-unchanged bit", + N_("clear assumed-unchanged bit"), PARSE_OPT_NOARG | PARSE_OPT_NONEG, NULL, UNMARK_FLAG}, {OPTION_SET_INT, 0, "skip-worktree", &mark_skip_worktree_only, NULL, - "mark files as \"index-only\"", + N_("mark files as \"index-only\""), PARSE_OPT_NOARG | PARSE_OPT_NONEG, NULL, MARK_FLAG}, {OPTION_SET_INT, 0, "no-skip-worktree", &mark_skip_worktree_only, NULL, - "clear skip-worktree bit", + N_("clear skip-worktree bit"), PARSE_OPT_NOARG | PARSE_OPT_NONEG, NULL, UNMARK_FLAG}, OPT_SET_INT(0, "info-only", &info_only, - "add to index only; do not add content to object database", 1), + N_("add to index only; do not add content to object database"), 1), OPT_SET_INT(0, "force-remove", &force_remove, - "remove named paths even if present in worktree", 1), - OPT_SET_INT('z', NULL, &line_termination, - "with --stdin: input lines are terminated by null bytes", '\0'), + N_("remove named paths even if present in worktree"), 1), + OPT_BOOL('z', NULL, &nul_term_line, + N_("with --stdin: input lines are terminated by null bytes")), {OPTION_LOWLEVEL_CALLBACK, 0, "stdin", &read_from_stdin, NULL, - "read list of paths to be updated from standard input", + N_("read list of paths to be updated from standard input"), PARSE_OPT_NONEG | PARSE_OPT_NOARG, (parse_opt_cb *) stdin_callback}, - {OPTION_LOWLEVEL_CALLBACK, 0, "index-info", &line_termination, NULL, - "add entries from standard input to the index", + {OPTION_LOWLEVEL_CALLBACK, 0, "index-info", &nul_term_line, NULL, + N_("add entries from standard input to the index"), PARSE_OPT_NONEG | PARSE_OPT_NOARG, (parse_opt_cb *) stdin_cacheinfo_callback}, {OPTION_LOWLEVEL_CALLBACK, 0, "unresolve", &has_errors, NULL, - "repopulate stages #2 and #3 for the listed paths", + N_("repopulate stages #2 and #3 for the listed paths"), PARSE_OPT_NONEG | PARSE_OPT_NOARG, (parse_opt_cb *) unresolve_callback}, {OPTION_LOWLEVEL_CALLBACK, 'g', "again", &has_errors, NULL, - "only update entries that differ from HEAD", + N_("only update entries that differ from HEAD"), PARSE_OPT_NONEG | PARSE_OPT_NOARG, (parse_opt_cb *) reupdate_callback}, OPT_BIT(0, "ignore-missing", &refresh_args.flags, - "ignore files missing from worktree", + N_("ignore files missing from worktree"), REFRESH_IGNORE_MISSING), OPT_SET_INT(0, "verbose", &verbose, - "report actions to standard output", 1), + N_("report actions to standard output"), 1), {OPTION_CALLBACK, 0, "clear-resolve-undo", NULL, NULL, - "(for porcelains) forget saved unresolved conflicts", + N_("(for porcelains) forget saved unresolved conflicts"), PARSE_OPT_NOARG | PARSE_OPT_NONEG, resolve_undo_clear_callback}, + OPT_INTEGER(0, "index-version", &preferred_index_format, + N_("write index in this format")), + OPT_BOOL(0, "split-index", &split_index, + N_("enable or disable split index")), + OPT_BOOL(0, "untracked-cache", &untracked_cache, + N_("enable/disable untracked cache")), + OPT_SET_INT(0, "test-untracked-cache", &untracked_cache, + N_("test if the filesystem supports untracked cache"), UC_TEST), + OPT_SET_INT(0, "force-untracked-cache", &untracked_cache, + N_("enable untracked cache without testing the filesystem"), UC_FORCE), OPT_END() }; if (argc == 2 && !strcmp(argv[1], "-h")) - usage(update_index_usage[0]); + usage_with_options(update_index_usage, options); git_config(git_default_config, NULL); @@ -829,15 +1050,14 @@ int cmd_update_index(int argc, const char **argv, const char *prefix) case PARSE_OPT_DONE: { const char *path = ctx.argv[0]; - const char *p; + char *p; setup_work_tree(); p = prefix_path(prefix, prefix_length, path); - update_one(p, NULL, 0); + update_one(p); if (set_executable_bit) chmod_path(set_executable_bit, p); - if (p < path || p > path + strlen(path)) - free((char *)p); + free(p); ctx.argc--; ctx.argv++; break; @@ -852,37 +1072,90 @@ int cmd_update_index(int argc, const char **argv, const char *prefix) } argc = parse_options_end(&ctx); + getline_fn = nul_term_line ? strbuf_getline_nul : strbuf_getline_lf; + if (preferred_index_format) { + if (preferred_index_format < INDEX_FORMAT_LB || + INDEX_FORMAT_UB < preferred_index_format) + die("index-version %d not in range: %d..%d", + preferred_index_format, + INDEX_FORMAT_LB, INDEX_FORMAT_UB); + + if (the_index.version != preferred_index_format) + active_cache_changed |= SOMETHING_CHANGED; + the_index.version = preferred_index_format; + } + if (read_from_stdin) { - struct strbuf buf = STRBUF_INIT, nbuf = STRBUF_INIT; + struct strbuf buf = STRBUF_INIT; + struct strbuf unquoted = STRBUF_INIT; setup_work_tree(); - while (strbuf_getline(&buf, stdin, line_termination) != EOF) { - const char *p; - if (line_termination && buf.buf[0] == '"') { - strbuf_reset(&nbuf); - if (unquote_c_style(&nbuf, buf.buf, NULL)) + while (getline_fn(&buf, stdin) != EOF) { + char *p; + if (!nul_term_line && buf.buf[0] == '"') { + strbuf_reset(&unquoted); + if (unquote_c_style(&unquoted, buf.buf, NULL)) die("line is badly quoted"); - strbuf_swap(&buf, &nbuf); + strbuf_swap(&buf, &unquoted); } p = prefix_path(prefix, prefix_length, buf.buf); - update_one(p, NULL, 0); + update_one(p); if (set_executable_bit) chmod_path(set_executable_bit, p); - if (p < buf.buf || p > buf.buf + buf.len) - free((char *)p); + free(p); } - strbuf_release(&nbuf); + strbuf_release(&unquoted); strbuf_release(&buf); } + if (split_index > 0) { + init_split_index(&the_index); + the_index.cache_changed |= SPLIT_INDEX_ORDERED; + } else if (!split_index && the_index.split_index) { + /* + * can't discard_split_index(&the_index); because that + * will destroy split_index->base->cache[], which may + * be shared with the_index.cache[]. So yeah we're + * leaking a bit here. + */ + the_index.split_index = NULL; + the_index.cache_changed |= SOMETHING_CHANGED; + } + + switch (untracked_cache) { + case UC_UNSPECIFIED: + break; + case UC_DISABLE: + if (git_config_get_untracked_cache() == 1) + warning("core.untrackedCache is set to true; " + "remove or change it, if you really want to " + "disable the untracked cache"); + remove_untracked_cache(&the_index); + report(_("Untracked cache disabled")); + break; + case UC_TEST: + setup_work_tree(); + return !test_if_untracked_cache_is_supported(); + case UC_ENABLE: + case UC_FORCE: + if (git_config_get_untracked_cache() == 0) + warning("core.untrackedCache is set to false; " + "remove or change it, if you really want to " + "enable the untracked cache"); + add_untracked_cache(&the_index); + report(_("Untracked cache enabled for '%s'"), get_git_work_tree()); + break; + default: + die("Bug: bad untracked_cache value: %d", untracked_cache); + } + if (active_cache_changed) { if (newfd < 0) { if (refresh_args.flags & REFRESH_QUIET) exit(128); - unable_to_lock_index_die(get_index_file(), lock_error); + unable_to_lock_die(get_index_file(), lock_error); } - if (write_cache(newfd, active_cache, active_nr) || - commit_locked_index(lock_file)) + if (write_locked_index(&the_index, lock_file, COMMIT_LOCK)) die("Unable to write new index file"); } |