text_combined: lars hecking lheckingnmrcie quickie shell scripters find time file created canonical test information necessarily available check struct stat defined system youll find time_t st_atime time last access time_t st_mtime time last data modification time_t st_ctime time last file status change times measured seconds since 000000 utc jan 1 1970 available file status change inode status change includes creation mode change ownership change etc want file status wasnt changed since creation information also shown ls lc parsing ls output requires bit effort id rather recommend write short c program access file status directly output ctime directly seconds since epoch ie perfect numerical comparison another way use gnu find printf custom format c files last status change time format returned c ctime function irish linux users group iluglinuxie httpwwwlinuxiemailmanlistinfoilug unsubscription information list maintainer listmasterlinuxie thu 1 aug 2002 173551 0100 ilug csh shell scripts