zip_unchange man page
zip_unchange — undo changes to file in zip archive
zip_unchange(zip_t *archive, zip_uint64_t index);
Changes to the file at position index are reverted.
Upon successful completion 0 is returned. Otherwise, -1 is returned and the error code in archive is set to indicate the error.
zip_unchange() fails if:
Unchanging the name would result in a duplicate name in the archive.
index is not a valid file index in zip.
libzip(3), zip_unchange_all(3), zip_unchange_archive(3)
zip_unchange() was added in libzip 0.6. In libzip 0.10 the type of index was changed from int to zip_uint64_t.
Dieter Baron <firstname.lastname@example.org> and Thomas Klausner <email@example.com>
libzip(3), zip_delete(3), zip_file_rename(3), zip_unchange_all(3), zip_unchange_archive(3).