From 47705139c92bc8bec9dff316d005f2b152258121 Mon Sep 17 00:00:00 2001 From: Sergei Zimmerman Date: Sat, 11 Oct 2025 16:30:55 +0300 Subject: [PATCH] packaging: Remove no longer necessary libgit2 patches 25.05 already has 1.9.0 and we don't support older nixpkgs versions. --- packaging/dependencies.nix | 34 - .../libgit2-mempack-thin-packfile.patch | 282 ------ ...2-packbuilder-callback-interruptible.patch | 930 ------------------ 3 files changed, 1246 deletions(-) delete mode 100644 packaging/patches/libgit2-mempack-thin-packfile.patch delete mode 100644 packaging/patches/libgit2-packbuilder-callback-interruptible.patch diff --git a/packaging/dependencies.nix b/packaging/dependencies.nix index 7f815f128..5581719b5 100644 --- a/packaging/dependencies.nix +++ b/packaging/dependencies.nix @@ -89,38 +89,4 @@ scope: { buildPhase = lib.replaceStrings [ "--without-python" ] [ "" ] old.buildPhase; installPhase = lib.replaceStrings [ "--without-python" ] [ "" ] old.installPhase; }); - - libgit2 = - if lib.versionAtLeast pkgs.libgit2.version "1.9.0" then - pkgs.libgit2 - else - pkgs.libgit2.overrideAttrs (attrs: { - # libgit2: Nixpkgs 24.11 has < 1.9.0, which needs our patches - nativeBuildInputs = - attrs.nativeBuildInputs or [ ] - # gitMinimal does not build on Windows. See packbuilder patch. - ++ lib.optionals (!stdenv.hostPlatform.isWindows) [ - # Needed for `git apply`; see `prePatch` - pkgs.buildPackages.gitMinimal - ]; - # Only `git apply` can handle git binary patches - prePatch = - attrs.prePatch or "" - + lib.optionalString (!stdenv.hostPlatform.isWindows) '' - patch() { - git apply - } - ''; - patches = - attrs.patches or [ ] - ++ [ - ./patches/libgit2-mempack-thin-packfile.patch - ] - # gitMinimal does not build on Windows, but fortunately this patch only - # impacts interruptibility - ++ lib.optionals (!stdenv.hostPlatform.isWindows) [ - # binary patch; see `prePatch` - ./patches/libgit2-packbuilder-callback-interruptible.patch - ]; - }); } diff --git a/packaging/patches/libgit2-mempack-thin-packfile.patch b/packaging/patches/libgit2-mempack-thin-packfile.patch deleted file mode 100644 index fb74b1683..000000000 --- a/packaging/patches/libgit2-mempack-thin-packfile.patch +++ /dev/null @@ -1,282 +0,0 @@ -commit 9bacade4a3ef4b6b26e2c02f549eef0e9eb9eaa2 -Author: Robert Hensing -Date: Sun Aug 18 20:20:36 2024 +0200 - - Add unoptimized git_mempack_write_thin_pack - -diff --git a/include/git2/sys/mempack.h b/include/git2/sys/mempack.h -index 17da590a3..3688bdd50 100644 ---- a/include/git2/sys/mempack.h -+++ b/include/git2/sys/mempack.h -@@ -44,6 +44,29 @@ GIT_BEGIN_DECL - */ - GIT_EXTERN(int) git_mempack_new(git_odb_backend **out); - -+/** -+ * Write a thin packfile with the objects in the memory store. -+ * -+ * A thin packfile is a packfile that does not contain its transitive closure of -+ * references. This is useful for efficiently distributing additions to a -+ * repository over the network, but also finds use in the efficient bulk -+ * addition of objects to a repository, locally. -+ * -+ * This operation performs the (shallow) insert operations into the -+ * `git_packbuilder`, but does not write the packfile to disk; -+ * see `git_packbuilder_write_buf`. -+ * -+ * It also does not reset the memory store; see `git_mempack_reset`. -+ * -+ * @note This function may or may not write trees and blobs that are not -+ * referenced by commits. Currently everything is written, but this -+ * behavior may change in the future as the packer is optimized. -+ * -+ * @param backend The mempack backend -+ * @param pb The packbuilder to use to write the packfile -+ */ -+GIT_EXTERN(int) git_mempack_write_thin_pack(git_odb_backend *backend, git_packbuilder *pb); -+ - /** - * Dump all the queued in-memory writes to a packfile. - * -diff --git a/src/libgit2/odb_mempack.c b/src/libgit2/odb_mempack.c -index 6f27f45f8..0b61e2b66 100644 ---- a/src/libgit2/odb_mempack.c -+++ b/src/libgit2/odb_mempack.c -@@ -132,6 +132,35 @@ cleanup: - return err; - } - -+int git_mempack_write_thin_pack(git_odb_backend *backend, git_packbuilder *pb) -+{ -+ struct memory_packer_db *db = (struct memory_packer_db *)backend; -+ const git_oid *oid; -+ size_t iter = 0; -+ int err = -1; -+ -+ /* TODO: Implement the recency heuristics. -+ For this it probably makes sense to only write what's referenced -+ through commits, an option I've carved out for you in the docs. -+ wrt heuristics: ask your favorite LLM to translate https://git-scm.com/docs/pack-heuristics/en -+ to actual normal reference documentation. */ -+ while (true) { -+ err = git_oidmap_iterate(NULL, db->objects, &iter, &oid); -+ if (err == GIT_ITEROVER) { -+ err = 0; -+ break; -+ } -+ if (err != 0) -+ return err; -+ -+ err = git_packbuilder_insert(pb, oid, NULL); -+ if (err != 0) -+ return err; -+ } -+ -+ return 0; -+} -+ - int git_mempack_dump( - git_buf *pack, - git_repository *repo, -diff --git a/tests/libgit2/mempack/thinpack.c b/tests/libgit2/mempack/thinpack.c -new file mode 100644 -index 000000000..604a4dda2 ---- /dev/null -+++ b/tests/libgit2/mempack/thinpack.c -@@ -0,0 +1,196 @@ -+#include "clar_libgit2.h" -+#include "git2/indexer.h" -+#include "git2/odb_backend.h" -+#include "git2/tree.h" -+#include "git2/types.h" -+#include "git2/sys/mempack.h" -+#include "git2/sys/odb_backend.h" -+#include "util.h" -+ -+static git_repository *_repo; -+static git_odb_backend * _mempack_backend; -+ -+void test_mempack_thinpack__initialize(void) -+{ -+ git_odb *odb; -+ -+ _repo = cl_git_sandbox_init_new("mempack_thinpack_repo"); -+ -+ cl_git_pass(git_mempack_new(&_mempack_backend)); -+ cl_git_pass(git_repository_odb(&odb, _repo)); -+ cl_git_pass(git_odb_add_backend(odb, _mempack_backend, 999)); -+ git_odb_free(odb); -+} -+ -+void _mempack_thinpack__cleanup(void) -+{ -+ cl_git_sandbox_cleanup(); -+} -+ -+/* -+ Generating a packfile for an unchanged repo works and produces an empty packfile. -+ Even if we allow this scenario to be detected, it shouldn't misbehave if the -+ application is unaware of it. -+*/ -+void test_mempack_thinpack__empty(void) -+{ -+ git_packbuilder *pb; -+ int version; -+ int n; -+ git_buf buf = GIT_BUF_INIT; -+ -+ git_packbuilder_new(&pb, _repo); -+ -+ cl_git_pass(git_mempack_write_thin_pack(_mempack_backend, pb)); -+ cl_git_pass(git_packbuilder_write_buf(&buf, pb)); -+ cl_assert_in_range(12, buf.size, 1024 /* empty packfile is >0 bytes, but certainly not that big */); -+ cl_assert(buf.ptr[0] == 'P'); -+ cl_assert(buf.ptr[1] == 'A'); -+ cl_assert(buf.ptr[2] == 'C'); -+ cl_assert(buf.ptr[3] == 'K'); -+ version = (buf.ptr[4] << 24) | (buf.ptr[5] << 16) | (buf.ptr[6] << 8) | buf.ptr[7]; -+ /* Subject to change. https://git-scm.com/docs/pack-format: Git currently accepts version number 2 or 3 but generates version 2 only.*/ -+ cl_assert_equal_i(2, version); -+ n = (buf.ptr[8] << 24) | (buf.ptr[9] << 16) | (buf.ptr[10] << 8) | buf.ptr[11]; -+ cl_assert_equal_i(0, n); -+ git_buf_dispose(&buf); -+ -+ git_packbuilder_free(pb); -+} -+ -+#define LIT_LEN(x) x, sizeof(x) - 1 -+ -+/* -+ Check that git_mempack_write_thin_pack produces a thin packfile. -+*/ -+void test_mempack_thinpack__thin(void) -+{ -+ /* Outline: -+ - Create tree 1 -+ - Flush to packfile A -+ - Create tree 2 -+ - Flush to packfile B -+ -+ Tree 2 has a new blob and a reference to a blob from tree 1. -+ -+ Expectation: -+ - Packfile B is thin and does not contain the objects from packfile A -+ */ -+ -+ -+ git_oid oid_blob_1; -+ git_oid oid_blob_2; -+ git_oid oid_blob_3; -+ git_oid oid_tree_1; -+ git_oid oid_tree_2; -+ git_treebuilder *tb; -+ -+ git_packbuilder *pb; -+ git_buf buf = GIT_BUF_INIT; -+ git_indexer *indexer; -+ git_indexer_progress stats; -+ char pack_dir_path[1024]; -+ -+ char sbuf[1024]; -+ const char * repo_path; -+ const char * pack_name_1; -+ const char * pack_name_2; -+ git_str pack_path_1 = GIT_STR_INIT; -+ git_str pack_path_2 = GIT_STR_INIT; -+ git_odb_backend * pack_odb_backend_1; -+ git_odb_backend * pack_odb_backend_2; -+ -+ -+ cl_assert_in_range(0, snprintf(pack_dir_path, sizeof(pack_dir_path), "%s/objects/pack", git_repository_path(_repo)), sizeof(pack_dir_path)); -+ -+ /* Create tree 1 */ -+ -+ cl_git_pass(git_blob_create_from_buffer(&oid_blob_1, _repo, LIT_LEN("thinpack blob 1"))); -+ cl_git_pass(git_blob_create_from_buffer(&oid_blob_2, _repo, LIT_LEN("thinpack blob 2"))); -+ -+ -+ cl_git_pass(git_treebuilder_new(&tb, _repo, NULL)); -+ cl_git_pass(git_treebuilder_insert(NULL, tb, "blob1", &oid_blob_1, GIT_FILEMODE_BLOB)); -+ cl_git_pass(git_treebuilder_insert(NULL, tb, "blob2", &oid_blob_2, GIT_FILEMODE_BLOB)); -+ cl_git_pass(git_treebuilder_write(&oid_tree_1, tb)); -+ -+ /* Flush */ -+ -+ cl_git_pass(git_packbuilder_new(&pb, _repo)); -+ cl_git_pass(git_mempack_write_thin_pack(_mempack_backend, pb)); -+ cl_git_pass(git_packbuilder_write_buf(&buf, pb)); -+ cl_git_pass(git_indexer_new(&indexer, pack_dir_path, 0, NULL, NULL)); -+ cl_git_pass(git_indexer_append(indexer, buf.ptr, buf.size, &stats)); -+ cl_git_pass(git_indexer_commit(indexer, &stats)); -+ pack_name_1 = strdup(git_indexer_name(indexer)); -+ cl_assert(pack_name_1); -+ git_buf_dispose(&buf); -+ git_mempack_reset(_mempack_backend); -+ git_indexer_free(indexer); -+ git_packbuilder_free(pb); -+ -+ /* Create tree 2 */ -+ -+ cl_git_pass(git_treebuilder_clear(tb)); -+ /* blob 1 won't be used, but we add it anyway to test that just "declaring" an object doesn't -+ necessarily cause its inclusion in the next thin packfile. It must only be included if new. */ -+ cl_git_pass(git_blob_create_from_buffer(&oid_blob_1, _repo, LIT_LEN("thinpack blob 1"))); -+ cl_git_pass(git_blob_create_from_buffer(&oid_blob_3, _repo, LIT_LEN("thinpack blob 3"))); -+ cl_git_pass(git_treebuilder_insert(NULL, tb, "blob1", &oid_blob_1, GIT_FILEMODE_BLOB)); -+ cl_git_pass(git_treebuilder_insert(NULL, tb, "blob3", &oid_blob_3, GIT_FILEMODE_BLOB)); -+ cl_git_pass(git_treebuilder_write(&oid_tree_2, tb)); -+ -+ /* Flush */ -+ -+ cl_git_pass(git_packbuilder_new(&pb, _repo)); -+ cl_git_pass(git_mempack_write_thin_pack(_mempack_backend, pb)); -+ cl_git_pass(git_packbuilder_write_buf(&buf, pb)); -+ cl_git_pass(git_indexer_new(&indexer, pack_dir_path, 0, NULL, NULL)); -+ cl_git_pass(git_indexer_append(indexer, buf.ptr, buf.size, &stats)); -+ cl_git_pass(git_indexer_commit(indexer, &stats)); -+ pack_name_2 = strdup(git_indexer_name(indexer)); -+ cl_assert(pack_name_2); -+ git_buf_dispose(&buf); -+ git_mempack_reset(_mempack_backend); -+ git_indexer_free(indexer); -+ git_packbuilder_free(pb); -+ git_treebuilder_free(tb); -+ -+ /* Assertions */ -+ -+ assert(pack_name_1); -+ assert(pack_name_2); -+ -+ repo_path = git_repository_path(_repo); -+ -+ snprintf(sbuf, sizeof(sbuf), "objects/pack/pack-%s.pack", pack_name_1); -+ git_str_joinpath(&pack_path_1, repo_path, sbuf); -+ snprintf(sbuf, sizeof(sbuf), "objects/pack/pack-%s.pack", pack_name_2); -+ git_str_joinpath(&pack_path_2, repo_path, sbuf); -+ -+ /* If they're the same, something definitely went wrong. */ -+ cl_assert(strcmp(pack_name_1, pack_name_2) != 0); -+ -+ cl_git_pass(git_odb_backend_one_pack(&pack_odb_backend_1, pack_path_1.ptr)); -+ cl_assert(pack_odb_backend_1->exists(pack_odb_backend_1, &oid_blob_1)); -+ cl_assert(pack_odb_backend_1->exists(pack_odb_backend_1, &oid_blob_2)); -+ cl_assert(!pack_odb_backend_1->exists(pack_odb_backend_1, &oid_blob_3)); -+ cl_assert(pack_odb_backend_1->exists(pack_odb_backend_1, &oid_tree_1)); -+ cl_assert(!pack_odb_backend_1->exists(pack_odb_backend_1, &oid_tree_2)); -+ -+ cl_git_pass(git_odb_backend_one_pack(&pack_odb_backend_2, pack_path_2.ptr)); -+ /* blob 1 is already in the packfile 1, so packfile 2 must not include it, in order to be _thin_. */ -+ cl_assert(!pack_odb_backend_2->exists(pack_odb_backend_2, &oid_blob_1)); -+ cl_assert(!pack_odb_backend_2->exists(pack_odb_backend_2, &oid_blob_2)); -+ cl_assert(pack_odb_backend_2->exists(pack_odb_backend_2, &oid_blob_3)); -+ cl_assert(!pack_odb_backend_2->exists(pack_odb_backend_2, &oid_tree_1)); -+ cl_assert(pack_odb_backend_2->exists(pack_odb_backend_2, &oid_tree_2)); -+ -+ pack_odb_backend_1->free(pack_odb_backend_1); -+ pack_odb_backend_2->free(pack_odb_backend_2); -+ free((void *)pack_name_1); -+ free((void *)pack_name_2); -+ git_str_dispose(&pack_path_1); -+ git_str_dispose(&pack_path_2); -+ -+} diff --git a/packaging/patches/libgit2-packbuilder-callback-interruptible.patch b/packaging/patches/libgit2-packbuilder-callback-interruptible.patch deleted file mode 100644 index c67822ff7..000000000 --- a/packaging/patches/libgit2-packbuilder-callback-interruptible.patch +++ /dev/null @@ -1,930 +0,0 @@ -commit e9823c5da4fa977c46bcb97167fbdd0d70adb5ff -Author: Robert Hensing -Date: Mon Aug 26 20:07:04 2024 +0200 - - Make packbuilder interruptible using progress callback - - Forward errors from packbuilder->progress_cb - - This allows the callback to terminate long-running operations when - the application is interrupted. - -diff --git a/include/git2/pack.h b/include/git2/pack.h -index 0f6bd2ab9..bee72a6c0 100644 ---- a/include/git2/pack.h -+++ b/include/git2/pack.h -@@ -247,6 +247,9 @@ typedef int GIT_CALLBACK(git_packbuilder_progress)( - * @param progress_cb Function to call with progress information during - * pack building. Be aware that this is called inline with pack building - * operations, so performance may be affected. -+ * When progress_cb returns an error, the pack building process will be -+ * aborted and the error will be returned from the invoked function. -+ * `pb` must then be freed. - * @param progress_cb_payload Payload for progress callback. - * @return 0 or an error code - */ -diff --git a/src/libgit2/pack-objects.c b/src/libgit2/pack-objects.c -index b2d80cba9..7c331c2d5 100644 ---- a/src/libgit2/pack-objects.c -+++ b/src/libgit2/pack-objects.c -@@ -932,6 +932,9 @@ static int report_delta_progress( - { - int ret; - -+ if (pb->failure) -+ return pb->failure; -+ - if (pb->progress_cb) { - uint64_t current_time = git_time_monotonic(); - uint64_t elapsed = current_time - pb->last_progress_report_time; -@@ -943,8 +946,10 @@ static int report_delta_progress( - GIT_PACKBUILDER_DELTAFICATION, - count, pb->nr_objects, pb->progress_cb_payload); - -- if (ret) -+ if (ret) { -+ pb->failure = ret; - return git_error_set_after_callback(ret); -+ } - } - } - -@@ -976,7 +981,10 @@ static int find_deltas(git_packbuilder *pb, git_pobject **list, - } - - pb->nr_deltified += 1; -- report_delta_progress(pb, pb->nr_deltified, false); -+ if ((error = report_delta_progress(pb, pb->nr_deltified, false)) < 0) { -+ GIT_ASSERT(git_packbuilder__progress_unlock(pb) == 0); -+ goto on_error; -+ } - - po = *list++; - (*list_size)--; -@@ -1124,6 +1132,10 @@ struct thread_params { - size_t depth; - size_t working; - size_t data_ready; -+ -+ /* A pb->progress_cb can stop the packing process by returning an error. -+ When that happens, all threads observe the error and stop voluntarily. */ -+ bool stopped; - }; - - static void *threaded_find_deltas(void *arg) -@@ -1133,7 +1145,12 @@ static void *threaded_find_deltas(void *arg) - while (me->remaining) { - if (find_deltas(me->pb, me->list, &me->remaining, - me->window, me->depth) < 0) { -- ; /* TODO */ -+ me->stopped = true; -+ GIT_ASSERT_WITH_RETVAL(git_packbuilder__progress_lock(me->pb) == 0, NULL); -+ me->working = false; -+ git_cond_signal(&me->pb->progress_cond); -+ GIT_ASSERT_WITH_RETVAL(git_packbuilder__progress_unlock(me->pb) == 0, NULL); -+ return NULL; - } - - GIT_ASSERT_WITH_RETVAL(git_packbuilder__progress_lock(me->pb) == 0, NULL); -@@ -1175,8 +1192,7 @@ static int ll_find_deltas(git_packbuilder *pb, git_pobject **list, - pb->nr_threads = git__online_cpus(); - - if (pb->nr_threads <= 1) { -- find_deltas(pb, list, &list_size, window, depth); -- return 0; -+ return find_deltas(pb, list, &list_size, window, depth); - } - - p = git__mallocarray(pb->nr_threads, sizeof(*p)); -@@ -1195,6 +1211,7 @@ static int ll_find_deltas(git_packbuilder *pb, git_pobject **list, - p[i].depth = depth; - p[i].working = 1; - p[i].data_ready = 0; -+ p[i].stopped = 0; - - /* try to split chunks on "path" boundaries */ - while (sub_size && sub_size < list_size && -@@ -1262,7 +1279,7 @@ static int ll_find_deltas(git_packbuilder *pb, git_pobject **list, - (!victim || victim->remaining < p[i].remaining)) - victim = &p[i]; - -- if (victim) { -+ if (victim && !target->stopped) { - sub_size = victim->remaining / 2; - list = victim->list + victim->list_size - sub_size; - while (sub_size && list[0]->hash && -@@ -1286,7 +1303,7 @@ static int ll_find_deltas(git_packbuilder *pb, git_pobject **list, - } - target->list_size = sub_size; - target->remaining = sub_size; -- target->working = 1; -+ target->working = 1; /* even when target->stopped, so that we don't process this thread again */ - GIT_ASSERT(git_packbuilder__progress_unlock(pb) == 0); - - if (git_mutex_lock(&target->mutex)) { -@@ -1299,7 +1316,7 @@ static int ll_find_deltas(git_packbuilder *pb, git_pobject **list, - git_cond_signal(&target->cond); - git_mutex_unlock(&target->mutex); - -- if (!sub_size) { -+ if (target->stopped || !sub_size) { - git_thread_join(&target->thread, NULL); - git_cond_free(&target->cond); - git_mutex_free(&target->mutex); -@@ -1308,7 +1325,7 @@ static int ll_find_deltas(git_packbuilder *pb, git_pobject **list, - } - - git__free(p); -- return 0; -+ return pb->failure; - } - - #else -@@ -1319,6 +1336,7 @@ int git_packbuilder__prepare(git_packbuilder *pb) - { - git_pobject **delta_list; - size_t i, n = 0; -+ int error; - - if (pb->nr_objects == 0 || pb->done) - return 0; /* nothing to do */ -@@ -1327,8 +1345,10 @@ int git_packbuilder__prepare(git_packbuilder *pb) - * Although we do not report progress during deltafication, we - * at least report that we are in the deltafication stage - */ -- if (pb->progress_cb) -- pb->progress_cb(GIT_PACKBUILDER_DELTAFICATION, 0, pb->nr_objects, pb->progress_cb_payload); -+ if (pb->progress_cb) { -+ if ((error = pb->progress_cb(GIT_PACKBUILDER_DELTAFICATION, 0, pb->nr_objects, pb->progress_cb_payload)) < 0) -+ return git_error_set_after_callback(error); -+ } - - delta_list = git__mallocarray(pb->nr_objects, sizeof(*delta_list)); - GIT_ERROR_CHECK_ALLOC(delta_list); -@@ -1345,31 +1365,33 @@ int git_packbuilder__prepare(git_packbuilder *pb) - - if (n > 1) { - git__tsort((void **)delta_list, n, type_size_sort); -- if (ll_find_deltas(pb, delta_list, n, -+ if ((error = ll_find_deltas(pb, delta_list, n, - GIT_PACK_WINDOW + 1, -- GIT_PACK_DEPTH) < 0) { -+ GIT_PACK_DEPTH)) < 0) { - git__free(delta_list); -- return -1; -+ return error; - } - } - -- report_delta_progress(pb, pb->nr_objects, true); -+ error = report_delta_progress(pb, pb->nr_objects, true); - - pb->done = true; - git__free(delta_list); -- return 0; -+ return error; - } - --#define PREPARE_PACK if (git_packbuilder__prepare(pb) < 0) { return -1; } -+#define PREPARE_PACK error = git_packbuilder__prepare(pb); if (error < 0) { return error; } - - int git_packbuilder_foreach(git_packbuilder *pb, int (*cb)(void *buf, size_t size, void *payload), void *payload) - { -+ int error; - PREPARE_PACK; - return write_pack(pb, cb, payload); - } - - int git_packbuilder__write_buf(git_str *buf, git_packbuilder *pb) - { -+ int error; - PREPARE_PACK; - - return write_pack(pb, &write_pack_buf, buf); -diff --git a/src/libgit2/pack-objects.h b/src/libgit2/pack-objects.h -index bbc8b9430..380a28ebe 100644 ---- a/src/libgit2/pack-objects.h -+++ b/src/libgit2/pack-objects.h -@@ -100,6 +100,10 @@ struct git_packbuilder { - uint64_t last_progress_report_time; - - bool done; -+ -+ /* A non-zero error code in failure causes all threads to shut themselves -+ down. Some functions will return this error code. */ -+ volatile int failure; - }; - - int git_packbuilder__write_buf(git_str *buf, git_packbuilder *pb); -diff --git a/tests/libgit2/pack/cancel.c b/tests/libgit2/pack/cancel.c -new file mode 100644 -index 000000000..a0aa9716a ---- /dev/null -+++ b/tests/libgit2/pack/cancel.c -@@ -0,0 +1,240 @@ -+#include "clar_libgit2.h" -+#include "futils.h" -+#include "pack.h" -+#include "hash.h" -+#include "iterator.h" -+#include "vector.h" -+#include "posix.h" -+#include "hash.h" -+#include "pack-objects.h" -+ -+static git_repository *_repo; -+static git_revwalk *_revwalker; -+static git_packbuilder *_packbuilder; -+static git_indexer *_indexer; -+static git_vector _commits; -+static int _commits_is_initialized; -+static git_indexer_progress _stats; -+ -+extern bool git_disable_pack_keep_file_checks; -+ -+static void pack_packbuilder_init(const char *sandbox) { -+ _repo = cl_git_sandbox_init(sandbox); -+ /* cl_git_pass(p_chdir(sandbox)); */ -+ cl_git_pass(git_revwalk_new(&_revwalker, _repo)); -+ cl_git_pass(git_packbuilder_new(&_packbuilder, _repo)); -+ cl_git_pass(git_vector_init(&_commits, 0, NULL)); -+ _commits_is_initialized = 1; -+ memset(&_stats, 0, sizeof(_stats)); -+ p_fsync__cnt = 0; -+} -+ -+void test_pack_cancel__initialize(void) -+{ -+ pack_packbuilder_init("small.git"); -+} -+ -+void test_pack_cancel__cleanup(void) -+{ -+ git_oid *o; -+ unsigned int i; -+ -+ cl_git_pass(git_libgit2_opts(GIT_OPT_ENABLE_FSYNC_GITDIR, 0)); -+ cl_git_pass(git_libgit2_opts(GIT_OPT_DISABLE_PACK_KEEP_FILE_CHECKS, false)); -+ -+ if (_commits_is_initialized) { -+ _commits_is_initialized = 0; -+ git_vector_foreach(&_commits, i, o) { -+ git__free(o); -+ } -+ git_vector_free(&_commits); -+ } -+ -+ git_packbuilder_free(_packbuilder); -+ _packbuilder = NULL; -+ -+ git_revwalk_free(_revwalker); -+ _revwalker = NULL; -+ -+ git_indexer_free(_indexer); -+ _indexer = NULL; -+ -+ /* cl_git_pass(p_chdir("..")); */ -+ cl_git_sandbox_cleanup(); -+ _repo = NULL; -+} -+ -+static int seed_packbuilder(void) -+{ -+ int error; -+ git_oid oid, *o; -+ unsigned int i; -+ -+ git_revwalk_sorting(_revwalker, GIT_SORT_TIME); -+ cl_git_pass(git_revwalk_push_ref(_revwalker, "HEAD")); -+ -+ while (git_revwalk_next(&oid, _revwalker) == 0) { -+ o = git__malloc(sizeof(git_oid)); -+ cl_assert(o != NULL); -+ git_oid_cpy(o, &oid); -+ cl_git_pass(git_vector_insert(&_commits, o)); -+ } -+ -+ git_vector_foreach(&_commits, i, o) { -+ if((error = git_packbuilder_insert(_packbuilder, o, NULL)) < 0) -+ return error; -+ } -+ -+ git_vector_foreach(&_commits, i, o) { -+ git_object *obj; -+ cl_git_pass(git_object_lookup(&obj, _repo, o, GIT_OBJECT_COMMIT)); -+ error = git_packbuilder_insert_tree(_packbuilder, -+ git_commit_tree_id((git_commit *)obj)); -+ git_object_free(obj); -+ if (error < 0) -+ return error; -+ } -+ -+ return 0; -+} -+ -+static int fail_stage; -+ -+static int packbuilder_cancel_after_n_calls_cb(int stage, uint32_t current, uint32_t total, void *payload) -+{ -+ -+ /* Force the callback to run again on the next opportunity regardless -+ of how fast we're running. */ -+ _packbuilder->last_progress_report_time = 0; -+ -+ if (stage == fail_stage) { -+ int *calls = (int *)payload; -+ int n = *calls; -+ /* Always decrement, including past zero. This way the error is only -+ triggered once, making sure it is picked up immediately. */ -+ --*calls; -+ if (n == 0) -+ return GIT_EUSER; -+ } -+ -+ return 0; -+} -+ -+static void test_cancel(int n) -+{ -+ -+ int calls_remaining = n; -+ int err; -+ git_buf buf = GIT_BUF_INIT; -+ -+ /* Switch to a small repository, so that `packbuilder_cancel_after_n_calls_cb` -+ can hack the time to call the callback on every opportunity. */ -+ -+ cl_git_pass(git_packbuilder_set_callbacks(_packbuilder, &packbuilder_cancel_after_n_calls_cb, &calls_remaining)); -+ err = seed_packbuilder(); -+ if (!err) -+ err = git_packbuilder_write_buf(&buf, _packbuilder); -+ -+ cl_assert_equal_i(GIT_EUSER, err); -+} -+void test_pack_cancel__cancel_after_add_0(void) -+{ -+ fail_stage = GIT_PACKBUILDER_ADDING_OBJECTS; -+ test_cancel(0); -+} -+ -+void test_pack_cancel__cancel_after_add_1(void) -+{ -+ cl_skip(); -+ fail_stage = GIT_PACKBUILDER_ADDING_OBJECTS; -+ test_cancel(1); -+} -+ -+void test_pack_cancel__cancel_after_delta_0(void) -+{ -+ fail_stage = GIT_PACKBUILDER_DELTAFICATION; -+ test_cancel(0); -+} -+ -+void test_pack_cancel__cancel_after_delta_1(void) -+{ -+ fail_stage = GIT_PACKBUILDER_DELTAFICATION; -+ test_cancel(1); -+} -+ -+void test_pack_cancel__cancel_after_delta_0_threaded(void) -+{ -+#ifdef GIT_THREADS -+ git_packbuilder_set_threads(_packbuilder, 8); -+ fail_stage = GIT_PACKBUILDER_DELTAFICATION; -+ test_cancel(0); -+#else -+ cl_skip(); -+#endif -+} -+ -+void test_pack_cancel__cancel_after_delta_1_threaded(void) -+{ -+#ifdef GIT_THREADS -+ git_packbuilder_set_threads(_packbuilder, 8); -+ fail_stage = GIT_PACKBUILDER_DELTAFICATION; -+ test_cancel(1); -+#else -+ cl_skip(); -+#endif -+} -+ -+static int foreach_cb(void *buf, size_t len, void *payload) -+{ -+ git_indexer *idx = (git_indexer *) payload; -+ cl_git_pass(git_indexer_append(idx, buf, len, &_stats)); -+ return 0; -+} -+ -+void test_pack_cancel__foreach(void) -+{ -+ git_indexer *idx; -+ -+ seed_packbuilder(); -+ -+#ifdef GIT_EXPERIMENTAL_SHA256 -+ cl_git_pass(git_indexer_new(&idx, ".", GIT_OID_SHA1, NULL)); -+#else -+ cl_git_pass(git_indexer_new(&idx, ".", 0, NULL, NULL)); -+#endif -+ -+ cl_git_pass(git_packbuilder_foreach(_packbuilder, foreach_cb, idx)); -+ cl_git_pass(git_indexer_commit(idx, &_stats)); -+ git_indexer_free(idx); -+} -+ -+static int foreach_cancel_cb(void *buf, size_t len, void *payload) -+{ -+ git_indexer *idx = (git_indexer *)payload; -+ cl_git_pass(git_indexer_append(idx, buf, len, &_stats)); -+ return (_stats.total_objects > 2) ? -1111 : 0; -+} -+ -+void test_pack_cancel__foreach_with_cancel(void) -+{ -+ git_indexer *idx; -+ -+ seed_packbuilder(); -+ -+#ifdef GIT_EXPERIMENTAL_SHA256 -+ cl_git_pass(git_indexer_new(&idx, ".", GIT_OID_SHA1, NULL)); -+#else -+ cl_git_pass(git_indexer_new(&idx, ".", 0, NULL, NULL)); -+#endif -+ -+ cl_git_fail_with( -+ git_packbuilder_foreach(_packbuilder, foreach_cancel_cb, idx), -1111); -+ git_indexer_free(idx); -+} -+ -+void test_pack_cancel__keep_file_check(void) -+{ -+ assert(!git_disable_pack_keep_file_checks); -+ cl_git_pass(git_libgit2_opts(GIT_OPT_DISABLE_PACK_KEEP_FILE_CHECKS, true)); -+ assert(git_disable_pack_keep_file_checks); -+} -diff --git a/tests/resources/small.git/HEAD b/tests/resources/small.git/HEAD -new file mode 100644 -index 0000000000000000000000000000000000000000..cb089cd89a7d7686d284d8761201649346b5aa1c -GIT binary patch -literal 23 -ecmXR)O|w!cN=+-)&qz&7Db~+TEG|hc;sO9;xClW2 - 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