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author | Ævar Arnfjörð Bjarmason <avarab@gmail.com> | 2021-08-23 13:52:37 +0200 |
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committer | Junio C Hamano <gitster@pobox.com> | 2021-08-25 13:30:26 -0700 |
commit | 3fa2e91d173b260c19f19af8edd3907e65bf85f7 (patch) | |
tree | e0ab10c4de4d24a1c274ac3c56b8cac5a05a1be7 /cache.h | |
parent | refs/files: remove unused "errno != ENOTDIR" condition (diff) | |
download | tgif-3fa2e91d173b260c19f19af8edd3907e65bf85f7.tar.xz |
refs file backend: move raceproof_create_file() here
Move the raceproof_create_file() API added to cache.h and
object-file.c in 177978f56ad (raceproof_create_file(): new function,
2017-01-06) to its only user, refs/files-backend.c.
Signed-off-by: Ævar Arnfjörð Bjarmason <avarab@gmail.com>
Signed-off-by: Junio C Hamano <gitster@pobox.com>
Diffstat (limited to 'cache.h')
-rw-r--r-- | cache.h | 43 |
1 files changed, 0 insertions, 43 deletions
@@ -1202,49 +1202,6 @@ enum scld_error safe_create_leading_directories(char *path); enum scld_error safe_create_leading_directories_const(const char *path); enum scld_error safe_create_leading_directories_no_share(char *path); -/* - * Callback function for raceproof_create_file(). This function is - * expected to do something that makes dirname(path) permanent despite - * the fact that other processes might be cleaning up empty - * directories at the same time. Usually it will create a file named - * path, but alternatively it could create another file in that - * directory, or even chdir() into that directory. The function should - * return 0 if the action was completed successfully. On error, it - * should return a nonzero result and set errno. - * raceproof_create_file() treats two errno values specially: - * - * - ENOENT -- dirname(path) does not exist. In this case, - * raceproof_create_file() tries creating dirname(path) - * (and any parent directories, if necessary) and calls - * the function again. - * - * - EISDIR -- the file already exists and is a directory. In this - * case, raceproof_create_file() removes the directory if - * it is empty (and recursively any empty directories that - * it contains) and calls the function again. - * - * Any other errno causes raceproof_create_file() to fail with the - * callback's return value and errno. - * - * Obviously, this function should be OK with being called again if it - * fails with ENOENT or EISDIR. In other scenarios it will not be - * called again. - */ -typedef int create_file_fn(const char *path, void *cb); - -/* - * Create a file in dirname(path) by calling fn, creating leading - * directories if necessary. Retry a few times in case we are racing - * with another process that is trying to clean up the directory that - * contains path. See the documentation for create_file_fn for more - * details. - * - * Return the value and set the errno that resulted from the most - * recent call of fn. fn is always called at least once, and will be - * called more than once if it returns ENOENT or EISDIR. - */ -int raceproof_create_file(const char *path, create_file_fn fn, void *cb); - int mkdir_in_gitdir(const char *path); char *expand_user_path(const char *path, int real_home); const char *enter_repo(const char *path, int strict); |