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commit-graph: extract fill_oids_from_packs()

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The write_commit_graph() method is too complex, so we are
extracting helper functions one by one.

This extracts fill_oids_from_packs() that reads the given
pack-file list and fills the oid list in the context.

Signed-off-by: Derrick Stolee <dstolee@microsoft.com>
Signed-off-by: Junio C Hamano <gitster@pobox.com>
This commit is contained in:
Derrick Stolee 2019-06-12 06:29:41 -07:00 committed by Junio C Hamano
parent c9905beade
commit ef5b83f2cf
1 changed files with 47 additions and 36 deletions
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81
commit-graph.c
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@ -867,6 +867,51 @@ int write_commit_graph_reachable(const char *obj_dir, unsigned int flags)
return result;
}
static int fill_oids_from_packs(struct write_commit_graph_context *ctx,
struct string_list *pack_indexes)
{
uint32_t i;
struct strbuf progress_title = STRBUF_INIT;
struct strbuf packname = STRBUF_INIT;
int dirlen;
strbuf_addf(&packname, "%s/pack/", ctx->obj_dir);
dirlen = packname.len;
if (ctx->report_progress) {
strbuf_addf(&progress_title,
Q_("Finding commits for commit graph in %d pack",
"Finding commits for commit graph in %d packs",
pack_indexes->nr),
pack_indexes->nr);
ctx->progress = start_delayed_progress(progress_title.buf, 0);
ctx->progress_done = 0;
}
for (i = 0; i < pack_indexes->nr; i++) {
struct packed_git *p;
strbuf_setlen(&packname, dirlen);
strbuf_addstr(&packname, pack_indexes->items[i].string);
p = add_packed_git(packname.buf, packname.len, 1);
if (!p) {
error(_("error adding pack %s"), packname.buf);
return -1;
}
if (open_pack_index(p)) {
error(_("error opening index for %s"), packname.buf);
return -1;
}
for_each_object_in_pack(p, add_packed_commits, ctx,
FOR_EACH_OBJECT_PACK_ORDER);
close_pack(p);
free(p);
}
stop_progress(&ctx->progress);
strbuf_reset(&progress_title);
strbuf_release(&packname);
return 0;
}
int write_commit_graph(const char *obj_dir,
struct string_list *pack_indexes,
struct string_list *commit_hex,
@ -916,43 +961,9 @@ int write_commit_graph(const char *obj_dir,
}
if (pack_indexes) {
struct strbuf packname = STRBUF_INIT;
int dirlen;
strbuf_addf(&packname, "%s/pack/", obj_dir);
dirlen = packname.len;
if (ctx->report_progress) {
strbuf_addf(&progress_title,
Q_("Finding commits for commit graph in %d pack",
"Finding commits for commit graph in %d packs",
pack_indexes->nr),
pack_indexes->nr);
ctx->progress = start_delayed_progress(progress_title.buf, 0);
ctx->progress_done = 0;
}
for (i = 0; i < pack_indexes->nr; i++) {
struct packed_git *p;
strbuf_setlen(&packname, dirlen);
strbuf_addstr(&packname, pack_indexes->items[i].string);
p = add_packed_git(packname.buf, packname.len, 1);
if (!p) {
error(_("error adding pack %s"), packname.buf);
res = -1;
if ((res = fill_oids_from_packs(ctx, pack_indexes)))
goto cleanup;
}
if (open_pack_index(p)) {
error(_("error opening index for %s"), packname.buf);
res = -1;
goto cleanup;
}
for_each_object_in_pack(p, add_packed_commits, ctx,
FOR_EACH_OBJECT_PACK_ORDER);
close_pack(p);
free(p);
}
stop_progress(&ctx->progress);
strbuf_reset(&progress_title);
strbuf_release(&packname);
}
if (commit_hex) {
if (ctx->report_progress) {