diff options
Diffstat (limited to 'src/libgit2/annotated_commit.c')
| -rw-r--r-- | src/libgit2/annotated_commit.c | 240 |
1 files changed, 240 insertions, 0 deletions
diff --git a/src/libgit2/annotated_commit.c b/src/libgit2/annotated_commit.c new file mode 100644 index 000000000..e48947679 --- /dev/null +++ b/src/libgit2/annotated_commit.c @@ -0,0 +1,240 @@ +/* + * Copyright (C) the libgit2 contributors. All rights reserved. + * + * This file is part of libgit2, distributed under the GNU GPL v2 with + * a Linking Exception. For full terms see the included COPYING file. + */ + +#include "annotated_commit.h" + +#include "refs.h" +#include "cache.h" + +#include "git2/commit.h" +#include "git2/refs.h" +#include "git2/repository.h" +#include "git2/annotated_commit.h" +#include "git2/revparse.h" +#include "git2/tree.h" +#include "git2/index.h" + +static int annotated_commit_init( + git_annotated_commit **out, + git_commit *commit, + const char *description) +{ + git_annotated_commit *annotated_commit; + int error = 0; + + GIT_ASSERT_ARG(out); + GIT_ASSERT_ARG(commit); + + *out = NULL; + + annotated_commit = git__calloc(1, sizeof(git_annotated_commit)); + GIT_ERROR_CHECK_ALLOC(annotated_commit); + + annotated_commit->type = GIT_ANNOTATED_COMMIT_REAL; + + if ((error = git_commit_dup(&annotated_commit->commit, commit)) < 0) + goto done; + + git_oid_fmt(annotated_commit->id_str, git_commit_id(commit)); + annotated_commit->id_str[GIT_OID_HEXSZ] = '\0'; + + if (!description) + description = annotated_commit->id_str; + + annotated_commit->description = git__strdup(description); + GIT_ERROR_CHECK_ALLOC(annotated_commit->description); + +done: + if (!error) + *out = annotated_commit; + + return error; +} + +static int annotated_commit_init_from_id( + git_annotated_commit **out, + git_repository *repo, + const git_oid *id, + const char *description) +{ + git_commit *commit = NULL; + int error = 0; + + GIT_ASSERT_ARG(out); + GIT_ASSERT_ARG(repo); + GIT_ASSERT_ARG(id); + + *out = NULL; + + if ((error = git_commit_lookup(&commit, repo, id)) < 0) + goto done; + + error = annotated_commit_init(out, commit, description); + +done: + git_commit_free(commit); + return error; +} + +int git_annotated_commit_lookup( + git_annotated_commit **out, + git_repository *repo, + const git_oid *id) +{ + return annotated_commit_init_from_id(out, repo, id, NULL); +} + +int git_annotated_commit_from_commit( + git_annotated_commit **out, + git_commit *commit) +{ + return annotated_commit_init(out, commit, NULL); +} + +int git_annotated_commit_from_revspec( + git_annotated_commit **out, + git_repository *repo, + const char *revspec) +{ + git_object *obj, *commit; + int error; + + GIT_ASSERT_ARG(out); + GIT_ASSERT_ARG(repo); + GIT_ASSERT_ARG(revspec); + + if ((error = git_revparse_single(&obj, repo, revspec)) < 0) + return error; + + if ((error = git_object_peel(&commit, obj, GIT_OBJECT_COMMIT))) { + git_object_free(obj); + return error; + } + + error = annotated_commit_init(out, (git_commit *)commit, revspec); + + git_object_free(obj); + git_object_free(commit); + + return error; +} + +int git_annotated_commit_from_ref( + git_annotated_commit **out, + git_repository *repo, + const git_reference *ref) +{ + git_object *peeled; + int error = 0; + + GIT_ASSERT_ARG(out); + GIT_ASSERT_ARG(repo); + GIT_ASSERT_ARG(ref); + + *out = NULL; + + if ((error = git_reference_peel(&peeled, ref, GIT_OBJECT_COMMIT)) < 0) + return error; + + error = annotated_commit_init_from_id(out, + repo, + git_object_id(peeled), + git_reference_name(ref)); + + if (!error) { + (*out)->ref_name = git__strdup(git_reference_name(ref)); + GIT_ERROR_CHECK_ALLOC((*out)->ref_name); + } + + git_object_free(peeled); + return error; +} + +int git_annotated_commit_from_head( + git_annotated_commit **out, + git_repository *repo) +{ + git_reference *head; + int error; + + GIT_ASSERT_ARG(out); + GIT_ASSERT_ARG(repo); + + *out = NULL; + + if ((error = git_reference_lookup(&head, repo, GIT_HEAD_FILE)) < 0) + return -1; + + error = git_annotated_commit_from_ref(out, repo, head); + + git_reference_free(head); + return error; +} + +int git_annotated_commit_from_fetchhead( + git_annotated_commit **out, + git_repository *repo, + const char *branch_name, + const char *remote_url, + const git_oid *id) +{ + GIT_ASSERT_ARG(out); + GIT_ASSERT_ARG(repo); + GIT_ASSERT_ARG(branch_name); + GIT_ASSERT_ARG(remote_url); + GIT_ASSERT_ARG(id); + + if (annotated_commit_init_from_id(out, repo, id, branch_name) < 0) + return -1; + + (*out)->ref_name = git__strdup(branch_name); + GIT_ERROR_CHECK_ALLOC((*out)->ref_name); + + (*out)->remote_url = git__strdup(remote_url); + GIT_ERROR_CHECK_ALLOC((*out)->remote_url); + + return 0; +} + + +const git_oid *git_annotated_commit_id( + const git_annotated_commit *annotated_commit) +{ + GIT_ASSERT_ARG_WITH_RETVAL(annotated_commit, NULL); + return git_commit_id(annotated_commit->commit); +} + +const char *git_annotated_commit_ref( + const git_annotated_commit *annotated_commit) +{ + GIT_ASSERT_ARG_WITH_RETVAL(annotated_commit, NULL); + return annotated_commit->ref_name; +} + +void git_annotated_commit_free(git_annotated_commit *annotated_commit) +{ + if (annotated_commit == NULL) + return; + + switch (annotated_commit->type) { + case GIT_ANNOTATED_COMMIT_REAL: + git_commit_free(annotated_commit->commit); + git_tree_free(annotated_commit->tree); + git__free((char *)annotated_commit->description); + git__free((char *)annotated_commit->ref_name); + git__free((char *)annotated_commit->remote_url); + break; + case GIT_ANNOTATED_COMMIT_VIRTUAL: + git_index_free(annotated_commit->index); + git_array_clear(annotated_commit->parents); + break; + default: + abort(); + } + + git__free(annotated_commit); +} |