diff options
| -rw-r--r-- | include/git2/checkout.h | 15 | ||||
| -rw-r--r-- | src/checkout.c | 26 | ||||
| -rw-r--r-- | tests-clar/checkout/index.c | 73 |
3 files changed, 108 insertions, 6 deletions
diff --git a/include/git2/checkout.h b/include/git2/checkout.h index 42d47003d..ef3badbe9 100644 --- a/include/git2/checkout.h +++ b/include/git2/checkout.h @@ -36,6 +36,21 @@ typedef struct git_checkout_opts { int file_mode; /* default is 0644 */ int file_open_flags; /* default is O_CREAT | O_TRUNC | O_WRONLY */ + /* Optional callback to notify the consumer of files that + * haven't be checked out because a modified version of them + * exist in the working directory. + * + * When provided, this callback will be invoked when the flag + * GIT_CHECKOUT_OVERWRITE_MODIFIED isn't part of the checkout strategy. + */ + int (* skipped_notify_cb)( + const char *skipped_file, + const git_oid *blob_oid, + int file_mode, + void *payload); + + void *notify_payload; + /* when not NULL, arrays of fnmatch pattern specifying * which paths should be taken into account */ diff --git a/src/checkout.c b/src/checkout.c index 89f73549f..ea5e79abd 100644 --- a/src/checkout.c +++ b/src/checkout.c @@ -155,6 +155,7 @@ static int checkout_diff_fn( { struct checkout_diff_data *data; int error = -1; + git_checkout_opts *opts; data = (struct checkout_diff_data *)cb_data; @@ -164,9 +165,11 @@ static int checkout_diff_fn( if (git_buf_joinpath(data->path, git_buf_cstr(data->path), delta->new_file.path) < 0) return -1; + opts = data->checkout_opts; + switch (delta->status) { case GIT_DELTA_UNTRACKED: - if (!(data->checkout_opts->checkout_strategy & GIT_CHECKOUT_REMOVE_UNTRACKED)) + if (!(opts->checkout_strategy & GIT_CHECKOUT_REMOVE_UNTRACKED)) return 0; if (!git__suffixcmp(delta->new_file.path, "/")) @@ -176,8 +179,20 @@ static int checkout_diff_fn( break; case GIT_DELTA_MODIFIED: - if (!(data->checkout_opts->checkout_strategy & GIT_CHECKOUT_OVERWRITE_MODIFIED)) + if (!(opts->checkout_strategy & GIT_CHECKOUT_OVERWRITE_MODIFIED)) { + + if ((opts->skipped_notify_cb != NULL) + && (opts->skipped_notify_cb( + delta->new_file.path, + &delta->old_file.oid, + delta->old_file.mode, + opts->notify_payload))) { + giterr_clear(); + return GIT_EUSER; + } + return 0; + } if (checkout_blob( data->owner, @@ -185,13 +200,13 @@ static int checkout_diff_fn( git_buf_cstr(data->path), delta->old_file.mode, data->can_symlink, - data->checkout_opts) < 0) + opts) < 0) goto cleanup; break; case GIT_DELTA_DELETED: - if (!(data->checkout_opts->checkout_strategy & GIT_CHECKOUT_CREATE_MISSING)) + if (!(opts->checkout_strategy & GIT_CHECKOUT_CREATE_MISSING)) return 0; if (checkout_blob( @@ -200,7 +215,7 @@ static int checkout_diff_fn( git_buf_cstr(data->path), delta->old_file.mode, data->can_symlink, - data->checkout_opts) < 0) + opts) < 0) goto cleanup; break; @@ -378,4 +393,3 @@ int git_checkout_head( return error; } - diff --git a/tests-clar/checkout/index.c b/tests-clar/checkout/index.c index d1c59e38c..f017a0fe2 100644 --- a/tests-clar/checkout/index.c +++ b/tests-clar/checkout/index.c @@ -287,3 +287,76 @@ void test_checkout_index__options_open_flags(void) test_file_contents("./testrepo/new.txt", "hi\nmy new file\n"); } + +struct notify_data { + const char *file; + const char *sha; +}; + +static int notify_cb( + const char *skipped_file, + const git_oid *blob_oid, + int file_mode, + void *payload) +{ + struct notify_data *expectations = (struct notify_data *)payload; + + GIT_UNUSED(file_mode); + + cl_assert_equal_s(expectations->file, skipped_file); + cl_assert_equal_i(0, git_oid_streq(blob_oid, expectations->sha)); + + return 0; +} + +void test_checkout_index__can_notify_of_skipped_files(void) +{ + struct notify_data data; + + cl_git_mkfile("./testrepo/new.txt", "This isn't what's stored!"); + + /* + * $ git ls-tree HEAD + * 100644 blob a8233120f6ad708f843d861ce2b7228ec4e3dec6 README + * 100644 blob 3697d64be941a53d4ae8f6a271e4e3fa56b022cc branch_file.txt + * 100644 blob a71586c1dfe8a71c6cbf6c129f404c5642ff31bd new.txt + */ + data.file = "new.txt"; + data.sha = "a71586c1dfe8a71c6cbf6c129f404c5642ff31bd"; + + g_opts.checkout_strategy = GIT_CHECKOUT_CREATE_MISSING; + g_opts.skipped_notify_cb = notify_cb; + g_opts.notify_payload = &data; + + cl_git_pass(git_checkout_index(g_repo, &g_opts, NULL)); +} + +static int dont_notify_cb( + const char *skipped_file, + const git_oid *blob_oid, + int file_mode, + void *payload) +{ + GIT_UNUSED(skipped_file); + GIT_UNUSED(blob_oid); + GIT_UNUSED(file_mode); + GIT_UNUSED(payload); + + cl_assert(false); + + return 0; +} + +void test_checkout_index__wont_notify_of_expected_line_ending_changes(void) +{ + cl_git_pass(p_unlink("./testrepo/.gitattributes")); + set_core_autocrlf_to(true); + + cl_git_mkfile("./testrepo/new.txt", "my new file\r\n"); + + g_opts.checkout_strategy = GIT_CHECKOUT_CREATE_MISSING; + g_opts.skipped_notify_cb = dont_notify_cb; + g_opts.notify_payload = NULL; + + cl_git_pass(git_checkout_index(g_repo, &g_opts, NULL)); +} |