diff options
| -rw-r--r-- | src/gsystem-file-utils.c | 44 | ||||
| -rw-r--r-- | src/gsystem-file-utils.h | 10 |
2 files changed, 54 insertions, 0 deletions
diff --git a/src/gsystem-file-utils.c b/src/gsystem-file-utils.c index c157d1d..30ccc9d 100644 --- a/src/gsystem-file-utils.c +++ b/src/gsystem-file-utils.c @@ -492,6 +492,50 @@ gs_file_open_dir_fd_at (int parent_dfd, } /** + * gs_opendirat_with_errno: + * @dfd: File descriptor for origin directory + * @name: Pathname, relative to @dfd + * @follow: Whether or not to follow symbolic links + * + * Use openat() to open a directory, using a standard set of flags. + * This function sets errno. + */ +int +gs_opendirat_with_errno (int dfd, const char *path, gboolean follow) +{ + int flags = O_RDONLY | O_NONBLOCK | O_DIRECTORY | O_CLOEXEC | O_NOCTTY; + if (!follow) + flags |= O_NOFOLLOW; + return openat (dfd, path, flags); +} + +/** + * gs_opendirat: + * @dfd: File descriptor for origin directory + * @path: Pathname, relative to @dfd + * @follow: Whether or not to follow symbolic links + * @error: Error + * + * Use openat() to open a directory, using a standard set of flags. + */ +gboolean +gs_opendirat (int dfd, + const char *path, + gboolean follow, + int *out_fd, + GError **error) +{ + int ret = gs_opendirat_with_errno (dfd, path, follow); + if (ret == -1) + { + _set_error_from_errno ("openat", error); + return FALSE; + } + *out_fd = ret; + return TRUE; +} + +/** * gs_file_open_in_tmpdir_at: * @tmpdir_fd: Directory to place temporary file * @mode: Default mode (will be affected by umask) diff --git a/src/gsystem-file-utils.h b/src/gsystem-file-utils.h index d792c81..82b7070 100644 --- a/src/gsystem-file-utils.h +++ b/src/gsystem-file-utils.h @@ -81,6 +81,16 @@ gboolean gs_file_open_dir_fd_at (int parent_dfd, GCancellable *cancellable, GError **error); +int gs_opendirat_with_errno (int dfd, + const char *path, + gboolean follow); +gboolean gs_opendirat (int dfd, + const char *path, + gboolean follow, + int *out_fd, + GError **error); + + gboolean gs_file_open_in_tmpdir_at (int tmpdir_fd, int mode, char **out_name, |