int parse_options(int argc, const char **argv, const struct option *options, const char * const usagestr[], int flags) { struct parse_opt_ctx_t ctx; perf_header__set_cmdline(argc, argv); parse_options_start(&ctx, argc, argv, flags); switch (parse_options_step(&ctx, options, usagestr)) { case PARSE_OPT_HELP: exit(129); case PARSE_OPT_DONE: break; case PARSE_OPT_LIST: while (options->type != OPTION_END) { printf("--%s ", options->long_name); options++; } exit(130); default: /* PARSE_OPT_UNKNOWN */ if (ctx.argv[0][1] == '-') { error("unknown option `%s'", ctx.argv[0] + 2); } else { error("unknown switch `%c'", *ctx.opt); } usage_with_options(usagestr, options); } return parse_options_end(&ctx); }
int parse_options(int argc, const char **argv, const char *prefix, const struct option *options, const char * const usagestr[], int flags) { struct parse_opt_ctx_t ctx; parse_options_start(&ctx, argc, argv, prefix, options, flags); switch (parse_options_step(&ctx, options, usagestr)) { case PARSE_OPT_HELP: exit(129); case PARSE_OPT_NON_OPTION: case PARSE_OPT_DONE: break; default: /* PARSE_OPT_UNKNOWN */ if (ctx.argv[0][1] == '-') { error("unknown option `%s'", ctx.argv[0] + 2); } else if (isascii(*ctx.opt)) { error("unknown switch `%c'", *ctx.opt); } else { error("unknown non-ascii option in string: `%s'", ctx.argv[0]); } usage_with_options(usagestr, options); } precompose_argv(argc, argv); return parse_options_end(&ctx); }
int cmd_shortlog(int argc, const char **argv, const char *prefix) { static struct shortlog log; static struct rev_info rev; int nongit = !startup_info->have_repository; static const struct option options[] = { OPT_BOOL('n', "numbered", &log.sort_by_number, N_("sort output according to the number of commits per author")), OPT_BOOL('s', "summary", &log.summary, N_("Suppress commit descriptions, only provides commit count")), OPT_BOOL('e', "email", &log.email, N_("Show the email address of each author")), { OPTION_CALLBACK, 'w', NULL, &log, N_("w[,i1[,i2]]"), N_("Linewrap output"), PARSE_OPT_OPTARG, &parse_wrap_args }, OPT_END(), }; struct parse_opt_ctx_t ctx; git_config(git_default_config, NULL); shortlog_init(&log); init_revisions(&rev, prefix); parse_options_start(&ctx, argc, argv, prefix, options, PARSE_OPT_KEEP_DASHDASH | PARSE_OPT_KEEP_ARGV0); for (;;) { switch (parse_options_step(&ctx, options, shortlog_usage)) { case PARSE_OPT_HELP: exit(129); case PARSE_OPT_DONE: goto parse_done; } parse_revision_opt(&rev, &ctx, options, shortlog_usage); } parse_done: argc = parse_options_end(&ctx); if (setup_revisions(argc, argv, &rev, NULL) != 1) { error(_("unrecognized argument: %s"), argv[1]); usage_with_options(shortlog_usage, options); } log.user_format = rev.commit_format == CMIT_FMT_USERFORMAT; log.abbrev = rev.abbrev; /* assume HEAD if from a tty */ if (!nongit && !rev.pending.nr && isatty(0)) add_head_to_pending(&rev); if (rev.pending.nr == 0) { if (isatty(0)) fprintf(stderr, _("(reading log message from standard input)\n")); read_from_stdin(&log); } else get_from_rev(&rev, &log); shortlog_output(&log); return 0; }
int parse_options_subcommand(int argc, const char **argv, const struct option *options, const char *const subcommands[], const char *usagestr[], int flags) { struct parse_opt_ctx_t ctx; /* build usage string if it's not provided */ if (subcommands && !usagestr[0]) { char *buf = NULL; astrcatf(&buf, "%s %s [<options>] {", subcmd_config.exec_name, argv[0]); for (int i = 0; subcommands[i]; i++) { if (i) astrcat(&buf, "|"); astrcat(&buf, subcommands[i]); } astrcat(&buf, "}"); usagestr[0] = buf; } parse_options_start(&ctx, argc, argv, flags); switch (parse_options_step(&ctx, options, usagestr)) { case PARSE_OPT_HELP: exit(129); case PARSE_OPT_DONE: break; case PARSE_OPT_LIST_OPTS: while (options->type != OPTION_END) { if (options->long_name) printf("--%s ", options->long_name); options++; } putchar('\n'); exit(130); case PARSE_OPT_LIST_SUBCMDS: if (subcommands) { for (int i = 0; subcommands[i]; i++) printf("%s ", subcommands[i]); } putchar('\n'); exit(130); default: /* PARSE_OPT_UNKNOWN */ if (ctx.argv[0][1] == '-') astrcatf(&error_buf, "unknown option `%s'", ctx.argv[0] + 2); else astrcatf(&error_buf, "unknown switch `%c'", *ctx.opt); usage_with_options(usagestr, options); } return parse_options_end(&ctx); }
int cmd_update_index(int argc, const char **argv, const char *prefix) { int newfd, entries, has_errors = 0, line_termination = '\n'; 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; int parseopt_state = PARSE_OPT_UNKNOWN; struct option options[] = { OPT_BIT('q', NULL, &refresh_args.flags, N_("continue refresh even when index needs update"), REFRESH_QUIET), OPT_BIT(0, "ignore-submodules", &refresh_args.flags, N_("refresh: ignore submodules"), REFRESH_IGNORE_SUBMODULES), OPT_SET_INT(0, "add", &allow_add, N_("do not ignore new files"), 1), OPT_SET_INT(0, "replace", &allow_replace, N_("let files replace directories and vice-versa"), 1), OPT_SET_INT(0, "remove", &allow_remove, N_("notice files missing from worktree"), 1), OPT_BIT(0, "unmerged", &refresh_args.flags, N_("refresh even if index contains unmerged entries"), REFRESH_UNMERGED), {OPTION_CALLBACK, 0, "refresh", &refresh_args, NULL, N_("refresh stat information"), PARSE_OPT_NOARG | PARSE_OPT_NONEG, refresh_callback}, {OPTION_CALLBACK, 0, "really-refresh", &refresh_args, NULL, N_("like --refresh, but ignore assume-unchanged setting"), PARSE_OPT_NOARG | PARSE_OPT_NONEG, really_refresh_callback}, {OPTION_LOWLEVEL_CALLBACK, 0, "cacheinfo", NULL, 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, 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, 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, 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, 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, N_("clear skip-worktree bit"), PARSE_OPT_NOARG | PARSE_OPT_NONEG, NULL, UNMARK_FLAG}, OPT_SET_INT(0, "info-only", &info_only, N_("add to index only; do not add content to object database"), 1), OPT_SET_INT(0, "force-remove", &force_remove, N_("remove named paths even if present in worktree"), 1), OPT_SET_INT('z', NULL, &line_termination, N_("with --stdin: input lines are terminated by null bytes"), '\0'), {OPTION_LOWLEVEL_CALLBACK, 0, "stdin", &read_from_stdin, NULL, 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, 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, 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, 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, N_("ignore files missing from worktree"), REFRESH_IGNORE_MISSING), OPT_SET_INT(0, "verbose", &verbose, N_("report actions to standard output"), 1), {OPTION_CALLBACK, 0, "clear-resolve-undo", NULL, NULL, 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_END() }; if (argc == 2 && !strcmp(argv[1], "-h")) usage_with_options(update_index_usage, options); git_config(git_default_config, NULL); /* We can't free this memory, it becomes part of a linked list parsed atexit() */ lock_file = xcalloc(1, sizeof(struct lock_file)); newfd = hold_locked_index(lock_file, 0); if (newfd < 0) lock_error = errno; entries = read_cache(); if (entries < 0) die("cache corrupted"); /* * Custom copy of parse_options() because we want to handle * filename arguments as they come. */ parse_options_start(&ctx, argc, argv, prefix, options, PARSE_OPT_STOP_AT_NON_OPTION); while (ctx.argc) { if (parseopt_state != PARSE_OPT_DONE) parseopt_state = parse_options_step(&ctx, options, update_index_usage); if (!ctx.argc) break; switch (parseopt_state) { case PARSE_OPT_HELP: exit(129); case PARSE_OPT_NON_OPTION: case PARSE_OPT_DONE: { const char *path = ctx.argv[0]; const char *p; setup_work_tree(); p = prefix_path(prefix, prefix_length, path); update_one(p); if (set_executable_bit) chmod_path(set_executable_bit, p); free((char *)p); ctx.argc--; ctx.argv++; break; } case PARSE_OPT_UNKNOWN: if (ctx.argv[0][1] == '-') error("unknown option '%s'", ctx.argv[0] + 2); else error("unknown switch '%c'", *ctx.opt); usage_with_options(update_index_usage, options); } } argc = parse_options_end(&ctx); 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; 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)) die("line is badly quoted"); strbuf_swap(&buf, &nbuf); } p = prefix_path(prefix, prefix_length, buf.buf); update_one(p); if (set_executable_bit) chmod_path(set_executable_bit, p); free((char *)p); } strbuf_release(&nbuf); 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; } if (active_cache_changed) { if (newfd < 0) { if (refresh_args.flags & REFRESH_QUIET) exit(128); unable_to_lock_die(get_index_file(), lock_error); } if (write_locked_index(&the_index, lock_file, COMMIT_LOCK)) die("Unable to write new index file"); } rollback_lock_file(lock_file); return has_errors ? 1 : 0; }
int cmd_update_index(int argc, const char **argv, const char *prefix) { 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; int force_write = 0; int fsmonitor = -1; struct lock_file lock_file = LOCK_INIT; 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, N_("continue refresh even when index needs update"), REFRESH_QUIET), OPT_BIT(0, "ignore-submodules", &refresh_args.flags, N_("refresh: ignore submodules"), REFRESH_IGNORE_SUBMODULES), OPT_SET_INT(0, "add", &allow_add, N_("do not ignore new files"), 1), OPT_SET_INT(0, "replace", &allow_replace, N_("let files replace directories and vice-versa"), 1), OPT_SET_INT(0, "remove", &allow_remove, N_("notice files missing from worktree"), 1), OPT_BIT(0, "unmerged", &refresh_args.flags, N_("refresh even if index contains unmerged entries"), REFRESH_UNMERGED), {OPTION_CALLBACK, 0, "refresh", &refresh_args, NULL, N_("refresh stat information"), PARSE_OPT_NOARG | PARSE_OPT_NONEG, refresh_callback}, {OPTION_CALLBACK, 0, "really-refresh", &refresh_args, NULL, N_("like --refresh, but ignore assume-unchanged setting"), PARSE_OPT_NOARG | PARSE_OPT_NONEG, really_refresh_callback}, {OPTION_LOWLEVEL_CALLBACK, 0, "cacheinfo", NULL, 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", N_("override the executable bit of the listed files"), PARSE_OPT_NONEG, chmod_callback}, {OPTION_SET_INT, 0, "assume-unchanged", &mark_valid_only, NULL, 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, 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, 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, N_("clear skip-worktree bit"), PARSE_OPT_NOARG | PARSE_OPT_NONEG, NULL, UNMARK_FLAG}, OPT_SET_INT(0, "info-only", &info_only, N_("add to index only; do not add content to object database"), 1), OPT_SET_INT(0, "force-remove", &force_remove, 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, 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", &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, 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, 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, N_("ignore files missing from worktree"), REFRESH_IGNORE_MISSING), OPT_SET_INT(0, "verbose", &verbose, N_("report actions to standard output"), 1), {OPTION_CALLBACK, 0, "clear-resolve-undo", NULL, NULL, 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_SET_INT(0, "force-write-index", &force_write, N_("write out the index even if is not flagged as changed"), 1), OPT_BOOL(0, "fsmonitor", &fsmonitor, N_("enable or disable file system monitor")), {OPTION_SET_INT, 0, "fsmonitor-valid", &mark_fsmonitor_only, NULL, N_("mark files as fsmonitor valid"), PARSE_OPT_NOARG | PARSE_OPT_NONEG, NULL, MARK_FLAG}, {OPTION_SET_INT, 0, "no-fsmonitor-valid", &mark_fsmonitor_only, NULL, N_("clear fsmonitor valid bit"), PARSE_OPT_NOARG | PARSE_OPT_NONEG, NULL, UNMARK_FLAG}, OPT_END() }; if (argc == 2 && !strcmp(argv[1], "-h")) usage_with_options(update_index_usage, options); git_config(git_default_config, NULL); /* we will diagnose later if it turns out that we need to update it */ newfd = hold_locked_index(&lock_file, 0); if (newfd < 0) lock_error = errno; entries = read_cache(); if (entries < 0) die("cache corrupted"); /* * Custom copy of parse_options() because we want to handle * filename arguments as they come. */ parse_options_start(&ctx, argc, argv, prefix, options, PARSE_OPT_STOP_AT_NON_OPTION); while (ctx.argc) { if (parseopt_state != PARSE_OPT_DONE) parseopt_state = parse_options_step(&ctx, options, update_index_usage); if (!ctx.argc) break; switch (parseopt_state) { case PARSE_OPT_HELP: case PARSE_OPT_ERROR: exit(129); case PARSE_OPT_NON_OPTION: case PARSE_OPT_DONE: { const char *path = ctx.argv[0]; char *p; setup_work_tree(); p = prefix_path(prefix, prefix_length, path); update_one(p); if (set_executable_bit) chmod_path(set_executable_bit, p); free(p); ctx.argc--; ctx.argv++; break; } case PARSE_OPT_UNKNOWN: if (ctx.argv[0][1] == '-') error("unknown option '%s'", ctx.argv[0] + 2); else error("unknown switch '%c'", *ctx.opt); usage_with_options(update_index_usage, options); } } 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; struct strbuf unquoted = STRBUF_INIT; setup_work_tree(); 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, &unquoted); } p = prefix_path(prefix, prefix_length, buf.buf); update_one(p); if (set_executable_bit) chmod_path(set_executable_bit, p); free(p); } strbuf_release(&unquoted); strbuf_release(&buf); } if (split_index > 0) { if (git_config_get_split_index() == 0) warning(_("core.splitIndex is set to false; " "remove or change it, if you really want to " "enable split index")); if (the_index.split_index) the_index.cache_changed |= SPLIT_INDEX_ORDERED; else add_split_index(&the_index); } else if (!split_index) { if (git_config_get_split_index() == 1) warning(_("core.splitIndex is set to true; " "remove or change it, if you really want to " "disable split index")); remove_split_index(&the_index); } 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: BUG("bad untracked_cache value: %d", untracked_cache); } if (fsmonitor > 0) { if (git_config_get_fsmonitor() == 0) warning(_("core.fsmonitor is unset; " "set it if you really want to " "enable fsmonitor")); add_fsmonitor(&the_index); report(_("fsmonitor enabled")); } else if (!fsmonitor) { if (git_config_get_fsmonitor() == 1) warning(_("core.fsmonitor is set; " "remove it if you really want to " "disable fsmonitor")); remove_fsmonitor(&the_index); report(_("fsmonitor disabled")); } if (active_cache_changed || force_write) { if (newfd < 0) { if (refresh_args.flags & REFRESH_QUIET) exit(128); unable_to_lock_die(get_index_file(), lock_error); } if (write_locked_index(&the_index, &lock_file, COMMIT_LOCK)) die("Unable to write new index file"); } rollback_lock_file(&lock_file); return has_errors ? 1 : 0; }
int cmd_blame(int argc, const char **argv, const char *prefix) { struct rev_info revs; const char *path; struct blame_scoreboard sb; struct blame_origin *o; struct blame_entry *ent = NULL; long dashdash_pos, lno; struct progress_info pi = { NULL, 0 }; struct string_list range_list = STRING_LIST_INIT_NODUP; int output_option = 0, opt = 0; int show_stats = 0; const char *revs_file = NULL; const char *contents_from = NULL; const struct option options[] = { OPT_BOOL(0, "incremental", &incremental, N_("Show blame entries as we find them, incrementally")), OPT_BOOL('b', NULL, &blank_boundary, N_("Show blank SHA-1 for boundary commits (Default: off)")), OPT_BOOL(0, "root", &show_root, N_("Do not treat root commits as boundaries (Default: off)")), OPT_BOOL(0, "show-stats", &show_stats, N_("Show work cost statistics")), OPT_BOOL(0, "progress", &show_progress, N_("Force progress reporting")), OPT_BIT(0, "score-debug", &output_option, N_("Show output score for blame entries"), OUTPUT_SHOW_SCORE), OPT_BIT('f', "show-name", &output_option, N_("Show original filename (Default: auto)"), OUTPUT_SHOW_NAME), OPT_BIT('n', "show-number", &output_option, N_("Show original linenumber (Default: off)"), OUTPUT_SHOW_NUMBER), OPT_BIT('p', "porcelain", &output_option, N_("Show in a format designed for machine consumption"), OUTPUT_PORCELAIN), OPT_BIT(0, "line-porcelain", &output_option, N_("Show porcelain format with per-line commit information"), OUTPUT_PORCELAIN|OUTPUT_LINE_PORCELAIN), OPT_BIT('c', NULL, &output_option, N_("Use the same output mode as git-annotate (Default: off)"), OUTPUT_ANNOTATE_COMPAT), OPT_BIT('t', NULL, &output_option, N_("Show raw timestamp (Default: off)"), OUTPUT_RAW_TIMESTAMP), OPT_BIT('l', NULL, &output_option, N_("Show long commit SHA1 (Default: off)"), OUTPUT_LONG_OBJECT_NAME), OPT_BIT('s', NULL, &output_option, N_("Suppress author name and timestamp (Default: off)"), OUTPUT_NO_AUTHOR), OPT_BIT('e', "show-email", &output_option, N_("Show author email instead of name (Default: off)"), OUTPUT_SHOW_EMAIL), OPT_BIT('w', NULL, &xdl_opts, N_("Ignore whitespace differences"), XDF_IGNORE_WHITESPACE), /* * The following two options are parsed by parse_revision_opt() * and are only included here to get included in the "-h" * output: */ { OPTION_LOWLEVEL_CALLBACK, 0, "indent-heuristic", NULL, NULL, N_("Use an experimental heuristic to improve diffs"), PARSE_OPT_NOARG, parse_opt_unknown_cb }, OPT_BIT(0, "minimal", &xdl_opts, N_("Spend extra cycles to find better match"), XDF_NEED_MINIMAL), OPT_STRING('S', NULL, &revs_file, N_("file"), N_("Use revisions from <file> instead of calling git-rev-list")), OPT_STRING(0, "contents", &contents_from, N_("file"), N_("Use <file>'s contents as the final image")), { OPTION_CALLBACK, 'C', NULL, &opt, N_("score"), N_("Find line copies within and across files"), PARSE_OPT_OPTARG, blame_copy_callback }, { OPTION_CALLBACK, 'M', NULL, &opt, N_("score"), N_("Find line movements within and across files"), PARSE_OPT_OPTARG, blame_move_callback }, OPT_STRING_LIST('L', NULL, &range_list, N_("n,m"), N_("Process only line range n,m, counting from 1")), OPT__ABBREV(&abbrev), OPT_END() }; struct parse_opt_ctx_t ctx; int cmd_is_annotate = !strcmp(argv[0], "annotate"); struct range_set ranges; unsigned int range_i; long anchor; git_config(git_blame_config, &output_option); init_revisions(&revs, NULL); revs.date_mode = blame_date_mode; revs.diffopt.flags.allow_textconv = 1; revs.diffopt.flags.follow_renames = 1; save_commit_buffer = 0; dashdash_pos = 0; show_progress = -1; parse_options_start(&ctx, argc, argv, prefix, options, PARSE_OPT_KEEP_DASHDASH | PARSE_OPT_KEEP_ARGV0); for (;;) { switch (parse_options_step(&ctx, options, blame_opt_usage)) { case PARSE_OPT_HELP: exit(129); case PARSE_OPT_DONE: if (ctx.argv[0]) dashdash_pos = ctx.cpidx; goto parse_done; } if (!strcmp(ctx.argv[0], "--reverse")) { ctx.argv[0] = "--children"; reverse = 1; } parse_revision_opt(&revs, &ctx, options, blame_opt_usage); } parse_done: no_whole_file_rename = !revs.diffopt.flags.follow_renames; xdl_opts |= revs.diffopt.xdl_opts & XDF_INDENT_HEURISTIC; revs.diffopt.flags.follow_renames = 0; argc = parse_options_end(&ctx); if (incremental || (output_option & OUTPUT_PORCELAIN)) { if (show_progress > 0) die(_("--progress can't be used with --incremental or porcelain formats")); show_progress = 0; } else if (show_progress < 0) show_progress = isatty(2); if (0 < abbrev && abbrev < GIT_SHA1_HEXSZ) /* one more abbrev length is needed for the boundary commit */ abbrev++; else if (!abbrev) abbrev = GIT_SHA1_HEXSZ; if (revs_file && read_ancestry(revs_file)) die_errno("reading graft file '%s' failed", revs_file); if (cmd_is_annotate) { output_option |= OUTPUT_ANNOTATE_COMPAT; blame_date_mode.type = DATE_ISO8601; } else { blame_date_mode = revs.date_mode; } /* The maximum width used to show the dates */ switch (blame_date_mode.type) { case DATE_RFC2822: blame_date_width = sizeof("Thu, 19 Oct 2006 16:00:04 -0700"); break; case DATE_ISO8601_STRICT: blame_date_width = sizeof("2006-10-19T16:00:04-07:00"); break; case DATE_ISO8601: blame_date_width = sizeof("2006-10-19 16:00:04 -0700"); break; case DATE_RAW: blame_date_width = sizeof("1161298804 -0700"); break; case DATE_UNIX: blame_date_width = sizeof("1161298804"); break; case DATE_SHORT: blame_date_width = sizeof("2006-10-19"); break; case DATE_RELATIVE: /* * TRANSLATORS: This string is used to tell us the * maximum display width for a relative timestamp in * "git blame" output. For C locale, "4 years, 11 * months ago", which takes 22 places, is the longest * among various forms of relative timestamps, but * your language may need more or fewer display * columns. */ blame_date_width = utf8_strwidth(_("4 years, 11 months ago")) + 1; /* add the null */ break; case DATE_NORMAL: blame_date_width = sizeof("Thu Oct 19 16:00:04 2006 -0700"); break; case DATE_STRFTIME: blame_date_width = strlen(show_date(0, 0, &blame_date_mode)) + 1; /* add the null */ break; } blame_date_width -= 1; /* strip the null */ if (revs.diffopt.flags.find_copies_harder) opt |= (PICKAXE_BLAME_COPY | PICKAXE_BLAME_MOVE | PICKAXE_BLAME_COPY_HARDER); /* * We have collected options unknown to us in argv[1..unk] * which are to be passed to revision machinery if we are * going to do the "bottom" processing. * * The remaining are: * * (1) if dashdash_pos != 0, it is either * "blame [revisions] -- <path>" or * "blame -- <path> <rev>" * * (2) otherwise, it is one of the two: * "blame [revisions] <path>" * "blame <path> <rev>" * * Note that we must strip out <path> from the arguments: we do not * want the path pruning but we may want "bottom" processing. */ if (dashdash_pos) { switch (argc - dashdash_pos - 1) { case 2: /* (1b) */ if (argc != 4) usage_with_options(blame_opt_usage, options); /* reorder for the new way: <rev> -- <path> */ argv[1] = argv[3]; argv[3] = argv[2]; argv[2] = "--"; /* FALLTHROUGH */ case 1: /* (1a) */ path = add_prefix(prefix, argv[--argc]); argv[argc] = NULL; break; default: usage_with_options(blame_opt_usage, options); } } else { if (argc < 2) usage_with_options(blame_opt_usage, options); if (argc == 3 && is_a_rev(argv[argc - 1])) { /* (2b) */ path = add_prefix(prefix, argv[1]); argv[1] = argv[2]; } else { /* (2a) */ if (argc == 2 && is_a_rev(argv[1]) && !get_git_work_tree()) die("missing <path> to blame"); path = add_prefix(prefix, argv[argc - 1]); } argv[argc - 1] = "--"; } revs.disable_stdin = 1; setup_revisions(argc, argv, &revs, NULL); init_scoreboard(&sb); sb.revs = &revs; sb.contents_from = contents_from; sb.reverse = reverse; setup_scoreboard(&sb, path, &o); lno = sb.num_lines; if (lno && !range_list.nr) string_list_append(&range_list, "1"); anchor = 1; range_set_init(&ranges, range_list.nr); for (range_i = 0; range_i < range_list.nr; ++range_i) { long bottom, top; if (parse_range_arg(range_list.items[range_i].string, nth_line_cb, &sb, lno, anchor, &bottom, &top, sb.path)) usage(blame_usage); if (lno < top || ((lno || bottom) && lno < bottom)) die(Q_("file %s has only %lu line", "file %s has only %lu lines", lno), path, lno); if (bottom < 1) bottom = 1; if (top < 1) top = lno; bottom--; range_set_append_unsafe(&ranges, bottom, top); anchor = top + 1; } sort_and_merge_range_set(&ranges); for (range_i = ranges.nr; range_i > 0; --range_i) { const struct range *r = &ranges.ranges[range_i - 1]; ent = blame_entry_prepend(ent, r->start, r->end, o); } o->suspects = ent; prio_queue_put(&sb.commits, o->commit); blame_origin_decref(o); range_set_release(&ranges); string_list_clear(&range_list, 0); sb.ent = NULL; sb.path = path; if (blame_move_score) sb.move_score = blame_move_score; if (blame_copy_score) sb.copy_score = blame_copy_score; sb.debug = DEBUG; sb.on_sanity_fail = &sanity_check_on_fail; sb.show_root = show_root; sb.xdl_opts = xdl_opts; sb.no_whole_file_rename = no_whole_file_rename; read_mailmap(&mailmap, NULL); sb.found_guilty_entry = &found_guilty_entry; sb.found_guilty_entry_data = π if (show_progress) pi.progress = start_delayed_progress(_("Blaming lines"), sb.num_lines); assign_blame(&sb, opt); stop_progress(&pi.progress); if (!incremental) setup_pager(); else return 0; blame_sort_final(&sb); blame_coalesce(&sb); if (!(output_option & OUTPUT_PORCELAIN)) find_alignment(&sb, &output_option); output(&sb, output_option); free((void *)sb.final_buf); for (ent = sb.ent; ent; ) { struct blame_entry *e = ent->next; free(ent); ent = e; } if (show_stats) { printf("num read blob: %d\n", sb.num_read_blob); printf("num get patch: %d\n", sb.num_get_patch); printf("num commits: %d\n", sb.num_commits); } return 0; }