Merge branch 'jk/maint-docs' into maint
[gitweb.git] / builtin / log.c
index b36a01efc4eb92391d1a77ba521f90d3e2d0a9c9..55abe07610bce0a959b1878be128e09906f8fea4 100644 (file)
@@ -49,13 +49,8 @@ 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 void cmd_log_init_defaults(struct rev_info *rev)
 {
-       int i;
-       int decoration_given = 0;
-       struct userformat_want w;
-
        rev->abbrev = DEFAULT_ABBREV;
        rev->commit_format = CMIT_FMT_DEFAULT;
        if (fmt_pretty)
@@ -68,7 +63,14 @@ 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)
+{
+       int i;
+       int decoration_given = 0;
+       struct userformat_want w;
        /*
         * Check for -h before setup_revisions(), or "git log -h" will
         * fail when run without a git directory.
@@ -89,7 +91,7 @@ static void cmd_log_init(int argc, const char **argv, const char *prefix,
                rev->always_show_header = 0;
        if (DIFF_OPT_TST(&rev->diffopt, FOLLOW_RENAMES)) {
                rev->always_show_header = 0;
-               if (rev->diffopt.nr_paths != 1)
+               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++) {
@@ -128,6 +130,13 @@ 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 +256,8 @@ 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);
@@ -263,7 +274,13 @@ static int cmd_log_walk(struct rev_info *rev)
         * retain that state information if replacing rev->diffopt in this loop
         */
        while ((commit = get_revision(rev)) != NULL) {
-               log_tree_commit(rev, commit);
+               if (!log_tree_commit(rev, commit) &&
+                   rev->max_count >= 0)
+                       /*
+                        * We decremented max_count in get_revision,
+                        * but we didn't actually show the commit.
+                        */
+                       rev->max_count++;
                if (!rev->reflog_info) {
                        /* we allow cycles in reflog ancestry */
                        free(commit->buffer);
@@ -271,7 +288,14 @@ 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;
@@ -480,16 +504,11 @@ 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);
 }
@@ -617,7 +636,7 @@ 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;
@@ -633,7 +652,7 @@ 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)
@@ -712,7 +731,8 @@ 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;
@@ -748,7 +768,7 @@ 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) {
@@ -989,6 +1009,7 @@ 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",
@@ -1044,6 +1065,8 @@ 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()
        };
 
@@ -1055,7 +1078,7 @@ int cmd_format_patch(int argc, const char **argv, const char *prefix)
        rev.commit_format = CMIT_FMT_EMAIL;
        rev.verbose_header = 1;
        rev.diff = 1;
-       rev.no_merges = 1;
+       rev.max_parents = 1;
        DIFF_OPT_SET(&rev.diffopt, RECURSIVE);
        rev.subject_prefix = fmt_patch_subject_prefix;
        memset(&s_r_opt, 0, sizeof(s_r_opt));
@@ -1136,11 +1159,11 @@ int cmd_format_patch(int argc, const char **argv, const char *prefix)
                die (_("unrecognized argument: %s"), argv[1]);
 
        if (rev.diffopt.output_format & DIFF_FORMAT_NAME)
-               die("--name-only does not make sense");
+               die(_("--name-only does not make sense"));
        if (rev.diffopt.output_format & DIFF_FORMAT_NAME_STATUS)
-               die("--name-status does not make sense");
+               die(_("--name-status does not make sense"));
        if (rev.diffopt.output_format & DIFF_FORMAT_CHECKDIFF)
-               die("--check does not make sense");
+               die(_("--check does not make sense"));
 
        if (!use_patch_format &&
                (!rev.diffopt.output_format ||
@@ -1253,7 +1276,7 @@ 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--;
        }
@@ -1299,7 +1322,7 @@ 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);
@@ -1352,6 +1375,23 @@ static const char * const cherry_usage[] = {
        NULL
 };
 
+static void print_commit(char sign, struct commit *commit, int verbose,
+                        int abbrev)
+{
+       if (!verbose) {
+               printf("%c %s\n", sign,
+                      find_unique_abbrev(commit->object.sha1, abbrev));
+       } else {
+               struct strbuf buf = STRBUF_INIT;
+               struct pretty_print_context ctx = {0};
+               pretty_print_commit(CMIT_FMT_ONELINE, commit, &buf, &ctx);
+               printf("%c %s %s\n", sign,
+                      find_unique_abbrev(commit->object.sha1, abbrev),
+                      buf.buf);
+               strbuf_release(&buf);
+       }
+}
+
 int cmd_cherry(int argc, const char **argv, const char *prefix)
 {
        struct rev_info revs;
@@ -1436,22 +1476,7 @@ int cmd_cherry(int argc, const char **argv, const char *prefix)
                commit = list->item;
                if (has_commit_patch_id(commit, &ids))
                        sign = '-';
-
-               if (verbose) {
-                       struct strbuf buf = STRBUF_INIT;
-                       struct pretty_print_context ctx = {0};
-                       pretty_print_commit(CMIT_FMT_ONELINE, commit,
-                                           &buf, &ctx);
-                       printf("%c %s %s\n", sign,
-                              find_unique_abbrev(commit->object.sha1, abbrev),
-                              buf.buf);
-                       strbuf_release(&buf);
-               }
-               else {
-                       printf("%c %s\n", sign,
-                              find_unique_abbrev(commit->object.sha1, abbrev));
-               }
-
+               print_commit(sign, commit, verbose, abbrev);
                list = list->next;
        }