Merge branch 'bf/commit-template-no-cleanup'
[gitweb.git] / builtin / log.c
index 9db43edb063bbcb4da3b213d92d14b5c92aa4cfb..f6219909a787ae355a43e39974140a36848ab1d6 100644 (file)
@@ -25,12 +25,15 @@ static const char *default_date_mode = NULL;
 
 static int default_show_root = 1;
 static int decoration_style;
+static int decoration_given;
 static const char *fmt_patch_subject_prefix = "PATCH";
 static const char *fmt_pretty;
 
-static const char * const builtin_log_usage =
+static const char * const builtin_log_usage[] = {
        "git log [<options>] [<since>..<until>] [[--] <path>...]\n"
-       "   or: git show [options] <object>...";
+       "   or: git show [options] <object>...",
+       NULL
+};
 
 static int parse_decoration_style(const char *var, const char *value)
 {
@@ -49,13 +52,25 @@ static int parse_decoration_style(const char *var, const char *value)
        return -1;
 }
 
-static void cmd_log_init(int argc, const char **argv, const char *prefix,
-                        struct rev_info *rev, struct setup_revision_opt *opt)
+static int decorate_callback(const struct option *opt, const char *arg, int unset)
 {
-       int i;
-       int decoration_given = 0;
-       struct userformat_want w;
+       if (unset)
+               decoration_style = 0;
+       else if (arg)
+               decoration_style = parse_decoration_style("command line", arg);
+       else
+               decoration_style = DECORATE_SHORT_REFS;
+
+       if (decoration_style < 0)
+               die("invalid --decorate option: %s", arg);
 
+       decoration_given = 1;
+
+       return 0;
+}
+
+static void cmd_log_init_defaults(struct rev_info *rev)
+{
        rev->abbrev = DEFAULT_ABBREV;
        rev->commit_format = CMIT_FMT_DEFAULT;
        if (fmt_pretty)
@@ -68,15 +83,33 @@ static void cmd_log_init(int argc, const char **argv, const char *prefix,
 
        if (default_date_mode)
                rev->date_mode = parse_date_format(default_date_mode);
+}
+
+static void cmd_log_init_finish(int argc, const char **argv, const char *prefix,
+                        struct rev_info *rev, struct setup_revision_opt *opt)
+{
+       struct userformat_want w;
+       int quiet = 0, source = 0;
+
+       const struct option builtin_log_options[] = {
+               OPT_BOOLEAN(0, "quiet", &quiet, "supress diff output"),
+               OPT_BOOLEAN(0, "source", &source, "show source"),
+               { OPTION_CALLBACK, 0, "decorate", NULL, NULL, "decorate options",
+                 PARSE_OPT_OPTARG, decorate_callback},
+               OPT_END()
+       };
+
+       argc = parse_options(argc, argv, prefix,
+                            builtin_log_options, builtin_log_usage,
+                            PARSE_OPT_KEEP_ARGV0 | PARSE_OPT_KEEP_UNKNOWN |
+                            PARSE_OPT_KEEP_DASHDASH);
 
-       /*
-        * Check for -h before setup_revisions(), or "git log -h" will
-        * fail when run without a git directory.
-        */
-       if (argc == 2 && !strcmp(argv[1], "-h"))
-               usage(builtin_log_usage);
        argc = setup_revisions(argc, argv, rev, opt);
 
+       /* Any arguments at this point are not recognized */
+       if (argc > 1)
+               die("unrecognized argument: %s", argv[1]);
+
        memset(&w, 0, sizeof(w));
        userformat_find_requirements(NULL, &w);
 
@@ -92,26 +125,9 @@ static void cmd_log_init(int argc, const char **argv, const char *prefix,
                if (rev->diffopt.pathspec.nr != 1)
                        usage("git logs can only follow renames on one pathname at a time");
        }
-       for (i = 1; i < argc; i++) {
-               const char *arg = argv[i];
-               if (!strcmp(arg, "--decorate")) {
-                       decoration_style = DECORATE_SHORT_REFS;
-                       decoration_given = 1;
-               } else if (!prefixcmp(arg, "--decorate=")) {
-                       const char *v = skip_prefix(arg, "--decorate=");
-                       decoration_style = parse_decoration_style(arg, v);
-                       if (decoration_style < 0)
-                               die(_("invalid --decorate option: %s"), arg);
-                       decoration_given = 1;
-               } else if (!strcmp(arg, "--no-decorate")) {
-                       decoration_style = 0;
-               } else if (!strcmp(arg, "--source")) {
-                       rev->show_source = 1;
-               } else if (!strcmp(arg, "-h")) {
-                       usage(builtin_log_usage);
-               } else
-                       die(_("unrecognized argument: %s"), arg);
-       }
+
+       if (source)
+               rev->show_source = 1;
 
        /*
         * defeat log.decorate configuration interacting with --pretty=raw
@@ -128,6 +144,13 @@ static void cmd_log_init(int argc, const char **argv, const char *prefix,
        setup_pager();
 }
 
+static void cmd_log_init(int argc, const char **argv, const char *prefix,
+                        struct rev_info *rev, struct setup_revision_opt *opt)
+{
+       cmd_log_init_defaults(rev);
+       cmd_log_init_finish(argc, argv, prefix, rev, opt);
+}
+
 /*
  * This gives a rough estimate for how many commits we
  * will print out in the list.
@@ -247,6 +270,8 @@ static void finish_early_output(struct rev_info *rev)
 static int cmd_log_walk(struct rev_info *rev)
 {
        struct commit *commit;
+       int saved_nrl = 0;
+       int saved_dcctc = 0;
 
        if (rev->early_output)
                setup_early_output(rev);
@@ -277,7 +302,14 @@ static int cmd_log_walk(struct rev_info *rev)
                }
                free_commit_list(commit->parents);
                commit->parents = NULL;
+               if (saved_nrl < rev->diffopt.needed_rename_limit)
+                       saved_nrl = rev->diffopt.needed_rename_limit;
+               if (rev->diffopt.degraded_cc_to_c)
+                       saved_dcctc = 1;
        }
+       rev->diffopt.degraded_cc_to_c = saved_dcctc;
+       rev->diffopt.needed_rename_limit = saved_nrl;
+
        if (rev->diffopt.output_format & DIFF_FORMAT_CHECKDIFF &&
            DIFF_OPT_TST(&rev->diffopt, CHECK_FAILED)) {
                return 02;
@@ -396,6 +428,7 @@ int cmd_show(int argc, const char **argv, const char *prefix)
        struct rev_info rev;
        struct object_array_entry *objects;
        struct setup_revision_opt opt;
+       struct pathspec match_all;
        int i, count, ret = 0;
 
        git_config(git_log_config, NULL);
@@ -403,6 +436,7 @@ int cmd_show(int argc, const char **argv, const char *prefix)
        if (diff_use_color_default == -1)
                diff_use_color_default = git_use_color_default;
 
+       init_pathspec(&match_all, NULL);
        init_revisions(&rev, prefix);
        rev.diff = 1;
        rev.always_show_header = 1;
@@ -449,7 +483,7 @@ int cmd_show(int argc, const char **argv, const char *prefix)
                                        diff_get_color_opt(&rev.diffopt, DIFF_COMMIT),
                                        name,
                                        diff_get_color_opt(&rev.diffopt, DIFF_RESET));
-                       read_tree_recursive((struct tree *)o, "", 0, 0, NULL,
+                       read_tree_recursive((struct tree *)o, "", 0, 0, &match_all,
                                        show_tree_object, NULL);
                        rev.shown_one = 1;
                        break;
@@ -486,16 +520,11 @@ int cmd_log_reflog(int argc, const char **argv, const char *prefix)
        rev.verbose_header = 1;
        memset(&opt, 0, sizeof(opt));
        opt.def = "HEAD";
-       cmd_log_init(argc, argv, prefix, &rev, &opt);
-
-       /*
-        * This means that we override whatever commit format the user gave
-        * on the cmd line.  Sad, but cmd_log_init() currently doesn't
-        * allow us to set a different default.
-        */
+       cmd_log_init_defaults(&rev);
        rev.commit_format = CMIT_FMT_ONELINE;
        rev.use_terminator = 1;
        rev.always_show_header = 1;
+       cmd_log_init_finish(argc, argv, prefix, &rev, &opt);
 
        return cmd_log_walk(&rev);
 }
@@ -623,7 +652,7 @@ static FILE *realstdout = NULL;
 static const char *output_directory = NULL;
 static int outdir_offset;
 
-static int reopen_stdout(struct commit *commit, struct rev_info *rev)
+static int reopen_stdout(struct commit *commit, struct rev_info *rev, int quiet)
 {
        struct strbuf filename = STRBUF_INIT;
        int suffix_len = strlen(fmt_patch_suffix) + 1;
@@ -639,7 +668,7 @@ static int reopen_stdout(struct commit *commit, struct rev_info *rev)
 
        get_patch_filename(commit, rev->nr, fmt_patch_suffix, &filename);
 
-       if (!DIFF_OPT_TST(&rev->diffopt, QUICK))
+       if (!quiet)
                fprintf(realstdout, "%s\n", filename.buf + outdir_offset);
 
        if (freopen(filename.buf, "w", stdout) == NULL)
@@ -718,7 +747,8 @@ static void print_signature(void)
 static void make_cover_letter(struct rev_info *rev, int use_stdout,
                              int numbered, int numbered_files,
                              struct commit *origin,
-                             int nr, struct commit **list, struct commit *head)
+                             int nr, struct commit **list, struct commit *head,
+                             int quiet)
 {
        const char *committer;
        const char *subject_start = NULL;
@@ -754,7 +784,7 @@ static void make_cover_letter(struct rev_info *rev, int use_stdout,
                        sha1_to_hex(head->object.sha1), committer, committer);
        }
 
-       if (!use_stdout && reopen_stdout(commit, rev))
+       if (!use_stdout && reopen_stdout(commit, rev, quiet))
                return;
 
        if (commit) {
@@ -995,6 +1025,7 @@ int cmd_format_patch(int argc, const char **argv, const char *prefix)
        char *add_signoff = NULL;
        struct strbuf buf = STRBUF_INIT;
        int use_patch_format = 0;
+       int quiet = 0;
        const struct option builtin_format_patch_options[] = {
                { OPTION_CALLBACK, 'n', "numbered", &numbered, NULL,
                            "use [PATCH n/m] even with a single patch",
@@ -1050,6 +1081,8 @@ int cmd_format_patch(int argc, const char **argv, const char *prefix)
                            PARSE_OPT_OPTARG, thread_callback },
                OPT_STRING(0, "signature", &signature, "signature",
                            "add a signature"),
+               OPT_BOOLEAN(0, "quiet", &quiet,
+                           "don't print the patch filenames"),
                OPT_END()
        };
 
@@ -1259,7 +1292,7 @@ int cmd_format_patch(int argc, const char **argv, const char *prefix)
                if (thread)
                        gen_message_id(&rev, "cover");
                make_cover_letter(&rev, use_stdout, numbered, numbered_files,
-                                 origin, nr, list, head);
+                                 origin, nr, list, head, quiet);
                total++;
                start_number--;
        }
@@ -1305,7 +1338,7 @@ int cmd_format_patch(int argc, const char **argv, const char *prefix)
                }
 
                if (!use_stdout && reopen_stdout(numbered_files ? NULL : commit,
-                                                &rev))
+                                                &rev, quiet))
                        die(_("Failed to create output files"));
                shown = log_tree_commit(&rev, commit);
                free(commit->buffer);