t0001-init.sh: change confusing directory name
[gitweb.git] / builtin-rev-list.c
index 0258ec43f96cfd20c06125a905c08227729c7249..54b6672969bdcd6f5bf48922f180883b35a5041e 100644 (file)
@@ -10,6 +10,7 @@
 #include "list-objects.h"
 #include "builtin.h"
 #include "log-tree.h"
+#include "graph.h"
 
 /* bits #0-15 in revision.h */
 
@@ -25,10 +26,15 @@ static const char rev_list_usage[] =
 "    --no-merges\n"
 "    --remove-empty\n"
 "    --all\n"
+"    --branches\n"
+"    --tags\n"
+"    --remotes\n"
 "    --stdin\n"
+"    --quiet\n"
 "  ordering output:\n"
 "    --topo-order\n"
 "    --date-order\n"
+"    --reverse\n"
 "  formatting output:\n"
 "    --parents\n"
 "    --objects | --objects-edge\n"
@@ -50,26 +56,34 @@ static int show_timestamp;
 static int hdr_termination;
 static const char *header_prefix;
 
+static void finish_commit(struct commit *commit);
 static void show_commit(struct commit *commit)
 {
+       graph_show_commit(revs.graph);
+
        if (show_timestamp)
                printf("%lu ", commit->date);
        if (header_prefix)
                fputs(header_prefix, stdout);
-       if (commit->object.flags & BOUNDARY)
-               putchar('-');
-       else if (revs.left_right) {
-               if (commit->object.flags & SYMMETRIC_LEFT)
-                       putchar('<');
-               else
-                       putchar('>');
+
+       if (!revs.graph) {
+               if (commit->object.flags & BOUNDARY)
+                       putchar('-');
+               else if (commit->object.flags & UNINTERESTING)
+                       putchar('^');
+               else if (revs.left_right) {
+                       if (commit->object.flags & SYMMETRIC_LEFT)
+                               putchar('<');
+                       else
+                               putchar('>');
+               }
        }
        if (revs.abbrev_commit && revs.abbrev)
                fputs(find_unique_abbrev(commit->object.sha1, revs.abbrev),
                      stdout);
        else
                fputs(sha1_to_hex(commit->object.sha1), stdout);
-       if (revs.parents) {
+       if (revs.print_parents) {
                struct commit_list *parents = commit->parents;
                while (parents) {
                        printf(" %s", sha1_to_hex(parents->item->object.sha1));
@@ -82,17 +96,61 @@ static void show_commit(struct commit *commit)
        else
                putchar('\n');
 
-       if (revs.verbose_header) {
+       if (revs.verbose_header && commit->buffer) {
                struct strbuf buf;
                strbuf_init(&buf, 0);
                pretty_print_commit(revs.commit_format, commit,
                                    &buf, revs.abbrev, NULL, NULL,
                                    revs.date_mode, 0);
-               if (buf.len)
-                       printf("%s%c", buf.buf, hdr_termination);
+               if (revs.graph) {
+                       if (buf.len) {
+                               if (revs.commit_format != CMIT_FMT_ONELINE)
+                                       graph_show_oneline(revs.graph);
+
+                               graph_show_commit_msg(revs.graph, &buf);
+
+                               /*
+                                * Add a newline after the commit message.
+                                *
+                                * Usually, this newline produces a blank
+                                * padding line between entries, in which case
+                                * we need to add graph padding on this line.
+                                *
+                                * However, the commit message may not end in a
+                                * newline.  In this case the newline simply
+                                * ends the last line of the commit message,
+                                * and we don't need any graph output.  (This
+                                * always happens with CMIT_FMT_ONELINE, and it
+                                * happens with CMIT_FMT_USERFORMAT when the
+                                * format doesn't explicitly end in a newline.)
+                                */
+                               if (buf.len && buf.buf[buf.len - 1] == '\n')
+                                       graph_show_padding(revs.graph);
+                               putchar('\n');
+                       } else {
+                               /*
+                                * If the message buffer is empty, just show
+                                * the rest of the graph output for this
+                                * commit.
+                                */
+                               if (graph_show_remainder(revs.graph))
+                                       putchar('\n');
+                       }
+               } else {
+                       if (buf.len)
+                               printf("%s%c", buf.buf, hdr_termination);
+               }
                strbuf_release(&buf);
+       } else {
+               if (graph_show_remainder(revs.graph))
+                       putchar('\n');
        }
        maybe_flush_or_die(stdout, "stdout");
+       finish_commit(commit);
+}
+
+static void finish_commit(struct commit *commit)
+{
        if (commit->parents) {
                free_commit_list(commit->parents);
                commit->parents = NULL;
@@ -101,6 +159,12 @@ static void show_commit(struct commit *commit)
        commit->buffer = NULL;
 }
 
+static void finish_object(struct object_array_entry *p)
+{
+       if (p->item->type == OBJ_BLOB && !has_sha1_file(p->item->sha1))
+               die("missing blob object '%s'", sha1_to_hex(p->item->sha1));
+}
+
 static void show_object(struct object_array_entry *p)
 {
        /* An object with name "foo\n0000000..." can be used to
@@ -108,9 +172,7 @@ static void show_object(struct object_array_entry *p)
         */
        const char *ep = strchr(p->name, '\n');
 
-       if (p->item->type == OBJ_BLOB && !has_sha1_file(p->item->sha1))
-               die("missing blob object '%s'", sha1_to_hex(p->item->sha1));
-
+       finish_object(p);
        if (ep) {
                printf("%s %.*s\n", sha1_to_hex(p->item->sha1),
                       (int) (ep - p->name),
@@ -503,23 +565,6 @@ static struct commit_list *find_bisection(struct commit_list *list,
        return best;
 }
 
-static void read_revisions_from_stdin(struct rev_info *revs)
-{
-       char line[1000];
-
-       while (fgets(line, sizeof(line), stdin) != NULL) {
-               int len = strlen(line);
-               if (line[len - 1] == '\n')
-                       line[--len] = 0;
-               if (!len)
-                       break;
-               if (line[0] == '-')
-                       die("options not supported in --stdin mode");
-               if (handle_revision_arg(line, revs, 0, 1))
-                       die("bad revision '%s'", line);
-       }
-}
-
 int cmd_rev_list(int argc, const char **argv, const char *prefix)
 {
        struct commit_list *list;
@@ -527,8 +572,9 @@ int cmd_rev_list(int argc, const char **argv, const char *prefix)
        int read_from_stdin = 0;
        int bisect_show_vars = 0;
        int bisect_find_all = 0;
+       int quiet = 0;
 
-       git_config(git_default_config);
+       git_config(git_default_config, NULL);
        init_revisions(&revs, prefix);
        revs.abbrev = 0;
        revs.commit_format = CMIT_FMT_UNSPECIFIED;
@@ -565,6 +611,10 @@ int cmd_rev_list(int argc, const char **argv, const char *prefix)
                        read_revisions_from_stdin(&revs);
                        continue;
                }
+               if (!strcmp(arg, "--quiet")) {
+                       quiet = 1;
+                       continue;
+               }
                usage(rev_list_usage);
 
        }
@@ -589,11 +639,11 @@ int cmd_rev_list(int argc, const char **argv, const char *prefix)
                usage(rev_list_usage);
 
        save_commit_buffer = revs.verbose_header || revs.grep_filter;
-       track_object_refs = 0;
        if (bisect_list)
                revs.limited = 1;
 
-       prepare_revision_walk(&revs);
+       if (prepare_revision_walk(&revs))
+               die("revision walk setup failed");
        if (revs.tree_objects)
                mark_edges_uninteresting(revs.commits, &revs, show_edge);
 
@@ -640,7 +690,9 @@ int cmd_rev_list(int argc, const char **argv, const char *prefix)
                }
        }
 
-       traverse_commit_list(&revs, show_commit, show_object);
+       traverse_commit_list(&revs,
+               quiet ? finish_commit : show_commit,
+               quiet ? finish_object : show_object);
 
        return 0;
 }