diff options
Diffstat (limited to 'src/status.c')
-rw-r--r-- | src/status.c | 581 |
1 files changed, 0 insertions, 581 deletions
diff --git a/src/status.c b/src/status.c deleted file mode 100644 index c98564643..000000000 --- a/src/status.c +++ /dev/null @@ -1,581 +0,0 @@ -/* - * 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 "status.h" - -#include "git2.h" -#include "futils.h" -#include "hash.h" -#include "vector.h" -#include "tree.h" -#include "git2/status.h" -#include "repository.h" -#include "ignore.h" -#include "index.h" -#include "wildmatch.h" - -#include "git2/diff.h" -#include "diff.h" -#include "diff_generate.h" - -static unsigned int index_delta2status(const git_diff_delta *head2idx) -{ - git_status_t st = GIT_STATUS_CURRENT; - - switch (head2idx->status) { - case GIT_DELTA_ADDED: - case GIT_DELTA_COPIED: - st = GIT_STATUS_INDEX_NEW; - break; - case GIT_DELTA_DELETED: - st = GIT_STATUS_INDEX_DELETED; - break; - case GIT_DELTA_MODIFIED: - st = GIT_STATUS_INDEX_MODIFIED; - break; - case GIT_DELTA_RENAMED: - st = GIT_STATUS_INDEX_RENAMED; - - if (!git_oid_equal(&head2idx->old_file.id, &head2idx->new_file.id)) - st |= GIT_STATUS_INDEX_MODIFIED; - break; - case GIT_DELTA_TYPECHANGE: - st = GIT_STATUS_INDEX_TYPECHANGE; - break; - case GIT_DELTA_CONFLICTED: - st = GIT_STATUS_CONFLICTED; - break; - default: - break; - } - - return st; -} - -static unsigned int workdir_delta2status( - git_diff *diff, git_diff_delta *idx2wd) -{ - git_status_t st = GIT_STATUS_CURRENT; - - switch (idx2wd->status) { - case GIT_DELTA_ADDED: - case GIT_DELTA_COPIED: - case GIT_DELTA_UNTRACKED: - st = GIT_STATUS_WT_NEW; - break; - case GIT_DELTA_UNREADABLE: - st = GIT_STATUS_WT_UNREADABLE; - break; - case GIT_DELTA_DELETED: - st = GIT_STATUS_WT_DELETED; - break; - case GIT_DELTA_MODIFIED: - st = GIT_STATUS_WT_MODIFIED; - break; - case GIT_DELTA_IGNORED: - st = GIT_STATUS_IGNORED; - break; - case GIT_DELTA_RENAMED: - st = GIT_STATUS_WT_RENAMED; - - if (!git_oid_equal(&idx2wd->old_file.id, &idx2wd->new_file.id)) { - /* if OIDs don't match, we might need to calculate them now to - * discern between RENAMED vs RENAMED+MODIFED - */ - if (git_oid_is_zero(&idx2wd->old_file.id) && - diff->old_src == GIT_ITERATOR_WORKDIR && - !git_diff__oid_for_file( - &idx2wd->old_file.id, diff, idx2wd->old_file.path, - idx2wd->old_file.mode, idx2wd->old_file.size)) - idx2wd->old_file.flags |= GIT_DIFF_FLAG_VALID_ID; - - if (git_oid_is_zero(&idx2wd->new_file.id) && - diff->new_src == GIT_ITERATOR_WORKDIR && - !git_diff__oid_for_file( - &idx2wd->new_file.id, diff, idx2wd->new_file.path, - idx2wd->new_file.mode, idx2wd->new_file.size)) - idx2wd->new_file.flags |= GIT_DIFF_FLAG_VALID_ID; - - if (!git_oid_equal(&idx2wd->old_file.id, &idx2wd->new_file.id)) - st |= GIT_STATUS_WT_MODIFIED; - } - break; - case GIT_DELTA_TYPECHANGE: - st = GIT_STATUS_WT_TYPECHANGE; - break; - case GIT_DELTA_CONFLICTED: - st = GIT_STATUS_CONFLICTED; - break; - default: - break; - } - - return st; -} - -static bool status_is_included( - git_status_list *status, - git_diff_delta *head2idx, - git_diff_delta *idx2wd) -{ - if (!(status->opts.flags & GIT_STATUS_OPT_EXCLUDE_SUBMODULES)) - return 1; - - /* if excluding submodules and this is a submodule everywhere */ - if (head2idx) { - if (head2idx->status != GIT_DELTA_ADDED && - head2idx->old_file.mode != GIT_FILEMODE_COMMIT) - return 1; - if (head2idx->status != GIT_DELTA_DELETED && - head2idx->new_file.mode != GIT_FILEMODE_COMMIT) - return 1; - } - if (idx2wd) { - if (idx2wd->status != GIT_DELTA_ADDED && - idx2wd->old_file.mode != GIT_FILEMODE_COMMIT) - return 1; - if (idx2wd->status != GIT_DELTA_DELETED && - idx2wd->new_file.mode != GIT_FILEMODE_COMMIT) - return 1; - } - - /* only get here if every valid mode is GIT_FILEMODE_COMMIT */ - return 0; -} - -static git_status_t status_compute( - git_status_list *status, - git_diff_delta *head2idx, - git_diff_delta *idx2wd) -{ - git_status_t st = GIT_STATUS_CURRENT; - - if (head2idx) - st |= index_delta2status(head2idx); - - if (idx2wd) - st |= workdir_delta2status(status->idx2wd, idx2wd); - - return st; -} - -static int status_collect( - git_diff_delta *head2idx, - git_diff_delta *idx2wd, - void *payload) -{ - git_status_list *status = payload; - git_status_entry *status_entry; - - if (!status_is_included(status, head2idx, idx2wd)) - return 0; - - status_entry = git__malloc(sizeof(git_status_entry)); - GIT_ERROR_CHECK_ALLOC(status_entry); - - status_entry->status = status_compute(status, head2idx, idx2wd); - status_entry->head_to_index = head2idx; - status_entry->index_to_workdir = idx2wd; - - return git_vector_insert(&status->paired, status_entry); -} - -GIT_INLINE(int) status_entry_cmp_base( - const void *a, - const void *b, - int (*strcomp)(const char *a, const char *b)) -{ - const git_status_entry *entry_a = a; - const git_status_entry *entry_b = b; - const git_diff_delta *delta_a, *delta_b; - - delta_a = entry_a->index_to_workdir ? entry_a->index_to_workdir : - entry_a->head_to_index; - delta_b = entry_b->index_to_workdir ? entry_b->index_to_workdir : - entry_b->head_to_index; - - if (!delta_a && delta_b) - return -1; - if (delta_a && !delta_b) - return 1; - if (!delta_a && !delta_b) - return 0; - - return strcomp(delta_a->new_file.path, delta_b->new_file.path); -} - -static int status_entry_icmp(const void *a, const void *b) -{ - return status_entry_cmp_base(a, b, git__strcasecmp); -} - -static int status_entry_cmp(const void *a, const void *b) -{ - return status_entry_cmp_base(a, b, git__strcmp); -} - -static git_status_list *git_status_list_alloc(git_index *index) -{ - git_status_list *status = NULL; - int (*entrycmp)(const void *a, const void *b); - - if (!(status = git__calloc(1, sizeof(git_status_list)))) - return NULL; - - entrycmp = index->ignore_case ? status_entry_icmp : status_entry_cmp; - - if (git_vector_init(&status->paired, 0, entrycmp) < 0) { - git__free(status); - return NULL; - } - - return status; -} - -static int status_validate_options(const git_status_options *opts) -{ - if (!opts) - return 0; - - GIT_ERROR_CHECK_VERSION(opts, GIT_STATUS_OPTIONS_VERSION, "git_status_options"); - - if (opts->show > GIT_STATUS_SHOW_WORKDIR_ONLY) { - git_error_set(GIT_ERROR_INVALID, "unknown status 'show' option"); - return -1; - } - - if ((opts->flags & GIT_STATUS_OPT_NO_REFRESH) != 0 && - (opts->flags & GIT_STATUS_OPT_UPDATE_INDEX) != 0) { - git_error_set(GIT_ERROR_INVALID, "updating index from status " - "is not allowed when index refresh is disabled"); - return -1; - } - - return 0; -} - -int git_status_list_new( - git_status_list **out, - git_repository *repo, - const git_status_options *opts) -{ - git_index *index = NULL; - git_status_list *status = NULL; - git_diff_options diffopt = GIT_DIFF_OPTIONS_INIT; - git_diff_find_options findopt = GIT_DIFF_FIND_OPTIONS_INIT; - git_tree *head = NULL; - git_status_show_t show = - opts ? opts->show : GIT_STATUS_SHOW_INDEX_AND_WORKDIR; - int error = 0; - unsigned int flags = opts ? opts->flags : GIT_STATUS_OPT_DEFAULTS; - - *out = NULL; - - if (status_validate_options(opts) < 0) - return -1; - - if ((error = git_repository__ensure_not_bare(repo, "status")) < 0 || - (error = git_repository_index(&index, repo)) < 0) - return error; - - if (opts != NULL && opts->baseline != NULL) { - head = opts->baseline; - } else { - /* if there is no HEAD, that's okay - we'll make an empty iterator */ - if ((error = git_repository_head_tree(&head, repo)) < 0) { - if (error != GIT_ENOTFOUND && error != GIT_EUNBORNBRANCH) - goto done; - git_error_clear(); - } - } - - /* refresh index from disk unless prevented */ - if ((flags & GIT_STATUS_OPT_NO_REFRESH) == 0 && - git_index_read_safely(index) < 0) - git_error_clear(); - - status = git_status_list_alloc(index); - GIT_ERROR_CHECK_ALLOC(status); - - if (opts) { - memcpy(&status->opts, opts, sizeof(git_status_options)); - memcpy(&diffopt.pathspec, &opts->pathspec, sizeof(diffopt.pathspec)); - } - - diffopt.flags = GIT_DIFF_INCLUDE_TYPECHANGE; - findopt.flags = GIT_DIFF_FIND_FOR_UNTRACKED; - - if ((flags & GIT_STATUS_OPT_INCLUDE_UNTRACKED) != 0) - diffopt.flags = diffopt.flags | GIT_DIFF_INCLUDE_UNTRACKED; - if ((flags & GIT_STATUS_OPT_INCLUDE_IGNORED) != 0) - diffopt.flags = diffopt.flags | GIT_DIFF_INCLUDE_IGNORED; - if ((flags & GIT_STATUS_OPT_INCLUDE_UNMODIFIED) != 0) - diffopt.flags = diffopt.flags | GIT_DIFF_INCLUDE_UNMODIFIED; - if ((flags & GIT_STATUS_OPT_RECURSE_UNTRACKED_DIRS) != 0) - diffopt.flags = diffopt.flags | GIT_DIFF_RECURSE_UNTRACKED_DIRS; - if ((flags & GIT_STATUS_OPT_DISABLE_PATHSPEC_MATCH) != 0) - diffopt.flags = diffopt.flags | GIT_DIFF_DISABLE_PATHSPEC_MATCH; - if ((flags & GIT_STATUS_OPT_RECURSE_IGNORED_DIRS) != 0) - diffopt.flags = diffopt.flags | GIT_DIFF_RECURSE_IGNORED_DIRS; - if ((flags & GIT_STATUS_OPT_EXCLUDE_SUBMODULES) != 0) - diffopt.flags = diffopt.flags | GIT_DIFF_IGNORE_SUBMODULES; - if ((flags & GIT_STATUS_OPT_UPDATE_INDEX) != 0) - diffopt.flags = diffopt.flags | GIT_DIFF_UPDATE_INDEX; - if ((flags & GIT_STATUS_OPT_INCLUDE_UNREADABLE) != 0) - diffopt.flags = diffopt.flags | GIT_DIFF_INCLUDE_UNREADABLE; - if ((flags & GIT_STATUS_OPT_INCLUDE_UNREADABLE_AS_UNTRACKED) != 0) - diffopt.flags = diffopt.flags | GIT_DIFF_INCLUDE_UNREADABLE_AS_UNTRACKED; - - if ((flags & GIT_STATUS_OPT_RENAMES_FROM_REWRITES) != 0) - findopt.flags = findopt.flags | - GIT_DIFF_FIND_AND_BREAK_REWRITES | - GIT_DIFF_FIND_RENAMES_FROM_REWRITES | - GIT_DIFF_BREAK_REWRITES_FOR_RENAMES_ONLY; - - if (show != GIT_STATUS_SHOW_WORKDIR_ONLY) { - if ((error = git_diff_tree_to_index( - &status->head2idx, repo, head, index, &diffopt)) < 0) - goto done; - - if ((flags & GIT_STATUS_OPT_RENAMES_HEAD_TO_INDEX) != 0 && - (error = git_diff_find_similar(status->head2idx, &findopt)) < 0) - goto done; - } - - if (show != GIT_STATUS_SHOW_INDEX_ONLY) { - if ((error = git_diff_index_to_workdir( - &status->idx2wd, repo, index, &diffopt)) < 0) { - goto done; - } - - if ((flags & GIT_STATUS_OPT_RENAMES_INDEX_TO_WORKDIR) != 0 && - (error = git_diff_find_similar(status->idx2wd, &findopt)) < 0) - goto done; - } - - error = git_diff__paired_foreach( - status->head2idx, status->idx2wd, status_collect, status); - if (error < 0) - goto done; - - if (flags & GIT_STATUS_OPT_SORT_CASE_SENSITIVELY) - git_vector_set_cmp(&status->paired, status_entry_cmp); - if (flags & GIT_STATUS_OPT_SORT_CASE_INSENSITIVELY) - git_vector_set_cmp(&status->paired, status_entry_icmp); - - if ((flags & - (GIT_STATUS_OPT_RENAMES_HEAD_TO_INDEX | - GIT_STATUS_OPT_RENAMES_INDEX_TO_WORKDIR | - GIT_STATUS_OPT_SORT_CASE_SENSITIVELY | - GIT_STATUS_OPT_SORT_CASE_INSENSITIVELY)) != 0) - git_vector_sort(&status->paired); - -done: - if (error < 0) { - git_status_list_free(status); - status = NULL; - } - - *out = status; - - if (opts == NULL || opts->baseline != head) - git_tree_free(head); - git_index_free(index); - - return error; -} - -size_t git_status_list_entrycount(git_status_list *status) -{ - GIT_ASSERT_ARG_WITH_RETVAL(status, 0); - - return status->paired.length; -} - -const git_status_entry *git_status_byindex(git_status_list *status, size_t i) -{ - GIT_ASSERT_ARG_WITH_RETVAL(status, NULL); - - return git_vector_get(&status->paired, i); -} - -void git_status_list_free(git_status_list *status) -{ - if (status == NULL) - return; - - git_diff_free(status->head2idx); - git_diff_free(status->idx2wd); - - git_vector_free_deep(&status->paired); - - git__memzero(status, sizeof(*status)); - git__free(status); -} - -int git_status_foreach_ext( - git_repository *repo, - const git_status_options *opts, - git_status_cb cb, - void *payload) -{ - git_status_list *status; - const git_status_entry *status_entry; - size_t i; - int error = 0; - - if ((error = git_status_list_new(&status, repo, opts)) < 0) { - return error; - } - - git_vector_foreach(&status->paired, i, status_entry) { - const char *path = status_entry->head_to_index ? - status_entry->head_to_index->old_file.path : - status_entry->index_to_workdir->old_file.path; - - if ((error = cb(path, status_entry->status, payload)) != 0) { - git_error_set_after_callback(error); - break; - } - } - - git_status_list_free(status); - - return error; -} - -int git_status_foreach(git_repository *repo, git_status_cb cb, void *payload) -{ - return git_status_foreach_ext(repo, NULL, cb, payload); -} - -struct status_file_info { - char *expected; - unsigned int count; - unsigned int status; - int wildmatch_flags; - int ambiguous; -}; - -static int get_one_status(const char *path, unsigned int status, void *data) -{ - struct status_file_info *sfi = data; - int (*strcomp)(const char *a, const char *b); - - sfi->count++; - sfi->status = status; - - strcomp = (sfi->wildmatch_flags & WM_CASEFOLD) ? git__strcasecmp : git__strcmp; - - if (sfi->count > 1 || - (strcomp(sfi->expected, path) != 0 && - wildmatch(sfi->expected, path, sfi->wildmatch_flags) != 0)) - { - sfi->ambiguous = true; - return GIT_EAMBIGUOUS; /* git_error_set will be done by caller */ - } - - return 0; -} - -int git_status_file( - unsigned int *status_flags, - git_repository *repo, - const char *path) -{ - int error; - git_status_options opts = GIT_STATUS_OPTIONS_INIT; - struct status_file_info sfi = {0}; - git_index *index; - - GIT_ASSERT_ARG(status_flags); - GIT_ASSERT_ARG(repo); - GIT_ASSERT_ARG(path); - - if ((error = git_repository_index__weakptr(&index, repo)) < 0) - return error; - - if ((sfi.expected = git__strdup(path)) == NULL) - return -1; - if (index->ignore_case) - sfi.wildmatch_flags = WM_CASEFOLD; - - opts.show = GIT_STATUS_SHOW_INDEX_AND_WORKDIR; - opts.flags = GIT_STATUS_OPT_INCLUDE_IGNORED | - GIT_STATUS_OPT_RECURSE_IGNORED_DIRS | - GIT_STATUS_OPT_INCLUDE_UNTRACKED | - GIT_STATUS_OPT_RECURSE_UNTRACKED_DIRS | - GIT_STATUS_OPT_INCLUDE_UNMODIFIED | - GIT_STATUS_OPT_DISABLE_PATHSPEC_MATCH; - opts.pathspec.count = 1; - opts.pathspec.strings = &sfi.expected; - - error = git_status_foreach_ext(repo, &opts, get_one_status, &sfi); - - if (error < 0 && sfi.ambiguous) { - git_error_set(GIT_ERROR_INVALID, - "ambiguous path '%s' given to git_status_file", sfi.expected); - error = GIT_EAMBIGUOUS; - } - - if (!error && !sfi.count) { - git_error_set(GIT_ERROR_INVALID, - "attempt to get status of nonexistent file '%s'", path); - error = GIT_ENOTFOUND; - } - - *status_flags = sfi.status; - - git__free(sfi.expected); - - return error; -} - -int git_status_should_ignore( - int *ignored, - git_repository *repo, - const char *path) -{ - return git_ignore_path_is_ignored(ignored, repo, path); -} - -int git_status_options_init(git_status_options *opts, unsigned int version) -{ - GIT_INIT_STRUCTURE_FROM_TEMPLATE( - opts, version, git_status_options, GIT_STATUS_OPTIONS_INIT); - return 0; -} - -#ifndef GIT_DEPRECATE_HARD -int git_status_init_options(git_status_options *opts, unsigned int version) -{ - return git_status_options_init(opts, version); -} -#endif - -int git_status_list_get_perfdata( - git_diff_perfdata *out, const git_status_list *status) -{ - GIT_ASSERT_ARG(out); - - GIT_ERROR_CHECK_VERSION(out, GIT_DIFF_PERFDATA_VERSION, "git_diff_perfdata"); - - out->stat_calls = 0; - out->oid_calculations = 0; - - if (status->head2idx) { - out->stat_calls += status->head2idx->perf.stat_calls; - out->oid_calculations += status->head2idx->perf.oid_calculations; - } - if (status->idx2wd) { - out->stat_calls += status->idx2wd->perf.stat_calls; - out->oid_calculations += status->idx2wd->perf.oid_calculations; - } - - return 0; -} - |