diff options
-rw-r--r-- | Documentation/git-commit-graph.txt | 8 | ||||
-rw-r--r-- | builtin/commit-graph.c | 16 | ||||
-rw-r--r-- | commit-graph.c | 20 | ||||
-rw-r--r-- | commit-graph.h | 1 | ||||
-rwxr-xr-x | t/t5318-commit-graph.sh | 10 |
5 files changed, 49 insertions, 6 deletions
diff --git a/Documentation/git-commit-graph.txt b/Documentation/git-commit-graph.txt index a222cfab08..dececb79d7 100644 --- a/Documentation/git-commit-graph.txt +++ b/Documentation/git-commit-graph.txt @@ -38,12 +38,16 @@ Write a commit graph file based on the commits found in packfiles. + With the `--stdin-packs` option, generate the new commit graph by walking objects only in the specified pack-indexes. (Cannot be combined -with --stdin-commits.) +with `--stdin-commits` or `--reachable`.) + With the `--stdin-commits` option, generate the new commit graph by walking commits starting at the commits specified in stdin as a list of OIDs in hex, one OID per line. (Cannot be combined with ---stdin-packs.) +`--stdin-packs` or `--reachable`.) ++ +With the `--reachable` option, generate the new commit graph by walking +commits starting at all refs. (Cannot be combined with `--stdin-commits` +or `--stdin-packs`.) + With the `--append` option, include all commits that are present in the existing commit-graph file. diff --git a/builtin/commit-graph.c b/builtin/commit-graph.c index ea28bc311a..c7d0db5ab4 100644 --- a/builtin/commit-graph.c +++ b/builtin/commit-graph.c @@ -10,7 +10,7 @@ static char const * const builtin_commit_graph_usage[] = { N_("git commit-graph [--object-dir <objdir>]"), N_("git commit-graph read [--object-dir <objdir>]"), N_("git commit-graph verify [--object-dir <objdir>]"), - N_("git commit-graph write [--object-dir <objdir>] [--append] [--stdin-packs|--stdin-commits]"), + N_("git commit-graph write [--object-dir <objdir>] [--append] [--reachable|--stdin-packs|--stdin-commits]"), NULL }; @@ -25,12 +25,13 @@ static const char * const builtin_commit_graph_read_usage[] = { }; static const char * const builtin_commit_graph_write_usage[] = { - N_("git commit-graph write [--object-dir <objdir>] [--append] [--stdin-packs|--stdin-commits]"), + N_("git commit-graph write [--object-dir <objdir>] [--append] [--reachable|--stdin-packs|--stdin-commits]"), NULL }; static struct opts_commit_graph { const char *obj_dir; + int reachable; int stdin_packs; int stdin_commits; int append; @@ -127,6 +128,8 @@ static int graph_write(int argc, const char **argv) OPT_STRING(0, "object-dir", &opts.obj_dir, N_("dir"), N_("The object directory to store the graph")), + OPT_BOOL(0, "reachable", &opts.reachable, + N_("start walk at all refs")), OPT_BOOL(0, "stdin-packs", &opts.stdin_packs, N_("scan pack-indexes listed by stdin for commits")), OPT_BOOL(0, "stdin-commits", &opts.stdin_commits, @@ -140,11 +143,16 @@ static int graph_write(int argc, const char **argv) builtin_commit_graph_write_options, builtin_commit_graph_write_usage, 0); - if (opts.stdin_packs && opts.stdin_commits) - die(_("cannot use both --stdin-commits and --stdin-packs")); + if (opts.reachable + opts.stdin_packs + opts.stdin_commits > 1) + die(_("use at most one of --reachable, --stdin-commits, or --stdin-packs")); if (!opts.obj_dir) opts.obj_dir = get_object_directory(); + if (opts.reachable) { + write_commit_graph_reachable(opts.obj_dir, opts.append); + return 0; + } + string_list_init(&lines, 0); if (opts.stdin_packs || opts.stdin_commits) { struct strbuf buf = STRBUF_INIT; diff --git a/commit-graph.c b/commit-graph.c index 5b7fa707a5..212232e752 100644 --- a/commit-graph.c +++ b/commit-graph.c @@ -7,6 +7,7 @@ #include "packfile.h" #include "commit.h" #include "object.h" +#include "refs.h" #include "revision.h" #include "sha1-lookup.h" #include "commit-graph.h" @@ -656,6 +657,25 @@ static void compute_generation_numbers(struct packed_commit_list* commits) } } +static int add_ref_to_list(const char *refname, + const struct object_id *oid, + int flags, void *cb_data) +{ + struct string_list *list = (struct string_list *)cb_data; + + string_list_append(list, oid_to_hex(oid)); + return 0; +} + +void write_commit_graph_reachable(const char *obj_dir, int append) +{ + struct string_list list; + + string_list_init(&list, 1); + for_each_ref(add_ref_to_list, &list); + write_commit_graph(obj_dir, NULL, &list, append); +} + void write_commit_graph(const char *obj_dir, struct string_list *pack_indexes, struct string_list *commit_hex, diff --git a/commit-graph.h b/commit-graph.h index a79b854470..506cb45fb1 100644 --- a/commit-graph.h +++ b/commit-graph.h @@ -48,6 +48,7 @@ struct commit_graph { struct commit_graph *load_commit_graph_one(const char *graph_file); +void write_commit_graph_reachable(const char *obj_dir, int append); void write_commit_graph(const char *obj_dir, struct string_list *pack_indexes, struct string_list *commit_hex, diff --git a/t/t5318-commit-graph.sh b/t/t5318-commit-graph.sh index a9e8c774d5..2208c266b5 100755 --- a/t/t5318-commit-graph.sh +++ b/t/t5318-commit-graph.sh @@ -205,6 +205,16 @@ test_expect_success 'build graph from commits with append' ' graph_git_behavior 'append graph, commit 8 vs merge 1' full commits/8 merge/1 graph_git_behavior 'append graph, commit 8 vs merge 2' full commits/8 merge/2 +test_expect_success 'build graph using --reachable' ' + cd "$TRASH_DIRECTORY/full" && + git commit-graph write --reachable && + test_path_is_file $objdir/info/commit-graph && + graph_read_expect "11" "large_edges" +' + +graph_git_behavior 'append graph, commit 8 vs merge 1' full commits/8 merge/1 +graph_git_behavior 'append graph, commit 8 vs merge 2' full commits/8 merge/2 + test_expect_success 'setup bare repo' ' cd "$TRASH_DIRECTORY" && git clone --bare --no-local full bare && |