Linux Manuals session 3

sd_journal_seek_head, sd_journal_seek_tail, sd_journal_seek_monotonic_usec, sd_journal_seek_realtime_usec, sd_journal_seek_cursor – Seek to a position in the journal Synopsis #include <systemd/sd-journal.h> int sd_journal_seek_head(sd_journal *j); int sd_journal_seek_tail(sd_journal *j); int sd_journal_seek_monotonic_usec(sd_journal *j, sd_id128_t boot_id, uint64_t usec); int sd_journal_seek_realtime_usec(sd_journal *j, uint64_t usec); int sd_journal_seek_cursor(sd_journal *j, const char *cursor); Description sd_journal_seek_head() seeks to the beginning of the journal, i.e. the oldest available entry. Similarly, sd_journal_seek_tail() may be used to seek to the end…

sd_journal_seek_head, sd_journal_seek_tail, sd_journal_seek_monotonic_usec, sd_journal_seek_realtime_usec, sd_journal_seek_cursor – Seek to a position in the journal Synopsis #include <systemd/sd-journal.h> int sd_journal_seek_head(sd_journal *j); int sd_journal_seek_tail(sd_journal *j); int sd_journal_seek_monotonic_usec(sd_journal *j, sd_id128_t boot_id, uint64_t usec); int sd_journal_seek_realtime_usec(sd_journal *j, uint64_t usec); int sd_journal_seek_cursor(sd_journal *j, const char *cursor); Description sd_journal_seek_head() seeks to the beginning of the journal, i.e. the oldest available entry. Similarly, sd_journal_seek_tail() may be used to seek to the end…

sd_journal_query_unique, sd_journal_enumerate_unique, sd_journal_restart_unique, SD_JOURNAL_FOREACH_UNIQUE – Read unique data fields from the journal Synopsis #include <systemd/sd-journal.h> int sd_journal_query_unique(sd_journal *j, const char *field); int sd_journal_enumerate_unique(sd_journal *j, const void **data, size_t *length); void sd_journal_restart_unique(sd_journal *j); SD_JOURNAL_FOREACH_UNIQUE(sd_journal *j, const void *data, size_t length); Description sd_journal_query_unique() queries the journal for all unique values the specified field can take. It takes two arguments: the journal to query and the field…

sd_journal_get_data, sd_journal_enumerate_data, sd_journal_restart_data, SD_JOURNAL_FOREACH_DATA, sd_journal_set_data_threshold, sd_journal_get_data_threshold – Read data fields from the current journal entry Synopsis #include <systemd/sd-journal.h> int sd_journal_get_data(sd_journal *j, const char *field, const void **data, size_t *length); int sd_journal_enumerate_data(sd_journal *j, const void **data, size_t *length); void sd_journal_restart_data(sd_journal *j); SD_JOURNAL_FOREACH_DATA(sd_journal *j, const void *data, size_t length); int sd_journal_set_data_threshold(sd_journal *j, size_t sz); int sd_journal_get_data_threshold(sd_journal *j, size_t *sz); Description sd_journal_get_data() gets the data object associated with a specific field from the…

sd_journal_open, sd_journal_open_directory, sd_journal_open_files, sd_journal_open_container, sd_journal_close, sd_journal, SD_JOURNAL_LOCAL_ONLY, SD_JOURNAL_RUNTIME_ONLY, SD_JOURNAL_SYSTEM, SD_JOURNAL_CURRENT_USER – Open the system journal for reading Synopsis #include <systemd/sd-journal.h> int sd_journal_open(sd_journal **ret, int flags); int sd_journal_open_directory(sd_journal **ret, const char *path, int flags); int sd_journal_open_files(sd_journal **ret, const char **paths, int flags); int sd_journal_open_container(sd_journal **ret, const char *machine, int flags); void sd_journal_close(sd_journal *j); Description sd_journal_open() opens the log journal for reading. It will find all journal files automatically…

sd_journal_open, sd_journal_open_directory, sd_journal_open_files, sd_journal_open_container, sd_journal_close, sd_journal, SD_JOURNAL_LOCAL_ONLY, SD_JOURNAL_RUNTIME_ONLY, SD_JOURNAL_SYSTEM, SD_JOURNAL_CURRENT_USER – Open the system journal for reading Synopsis #include <systemd/sd-journal.h> int sd_journal_open(sd_journal **ret, int flags); int sd_journal_open_directory(sd_journal **ret, const char *path, int flags); int sd_journal_open_files(sd_journal **ret, const char **paths, int flags); int sd_journal_open_container(sd_journal **ret, const char *machine, int flags); void sd_journal_close(sd_journal *j); Description sd_journal_open() opens the log journal for reading. It will find all journal files automatically…

sd_journal_open, sd_journal_open_directory, sd_journal_open_files, sd_journal_open_container, sd_journal_close, sd_journal, SD_JOURNAL_LOCAL_ONLY, SD_JOURNAL_RUNTIME_ONLY, SD_JOURNAL_SYSTEM, SD_JOURNAL_CURRENT_USER – Open the system journal for reading Synopsis #include <systemd/sd-journal.h> int sd_journal_open(sd_journal **ret, int flags); int sd_journal_open_directory(sd_journal **ret, const char *path, int flags); int sd_journal_open_files(sd_journal **ret, const char **paths, int flags); int sd_journal_open_container(sd_journal **ret, const char *machine, int flags); void sd_journal_close(sd_journal *j); Description sd_journal_open() opens the log journal for reading. It will find all journal files automatically…

sc::SymmSCMatrixNSCExtrapData – Synopsis Inherits sc::SCExtrapData. Public Member Functions SymmSCMatrixNSCExtrapData (StateIn &) SymmSCMatrixNSCExtrapData (int n, RefSymmSCMatrix *) void save_data_state (StateOut &) Save the base classes (with save_data_state) and the members in the same order that the StateIn CTOR initializes them. SCExtrapData * copy () Return a copy of this. void zero () Set this to zero….

sc::NonlinearTransform – The NonlinearTransform class transforms between two nonlinear coordinate systems. Synopsis #include <transform.h> Inherits sc::RefCount. Inherited by sc::IdentityTransform. Public Member Functions virtual void transform_coordinates (const RefSCVector &x)=0 Transform the coordinates. virtual void transform_gradient (const RefSCVector &g) Transform the gradient at a point in the new coordinate system. virtual void transform_hessian (const RefSymmSCMatrix &h) Transform…

sc::NewtonOpt – Synopsis Inherits sc::Optimize. Public Member Functions NewtonOpt (const Ref< KeyVal > &) NewtonOpt (StateIn &) void save_data_state (StateOut &) Save the base classes (with save_data_state) and the members in the same order that the StateIn CTOR initializes them. void init () Initialize the optimizer. int update () Take a step. Protected Attributes double…

sc::NewP86CFunctional – Synopsis Inherits sc::DenFunctional. Public Member Functions NewP86CFunctional (const Ref< KeyVal > &) NewP86CFunctional (StateIn &) void save_data_state (StateOut &) Save the base classes (with save_data_state) and the members in the same order that the StateIn CTOR initializes them. int need_density_gradient () void point (const PointInputData &, PointOutputData &) Protected Member Functions void init_constants…

sc::NElFunctional – The NElFunctional computes the number of electrons. Synopsis #include <functional.h> Inherits sc::DenFunctional. Public Member Functions NElFunctional (const Ref< KeyVal > &) NElFunctional (StateIn &) void save_data_state (StateOut &) Save the base classes (with save_data_state) and the members in the same order that the StateIn CTOR initializes them. void point (const PointInputData &, PointOutputData…

sc::NCResult – This is similar to Result, but can be used with non-class types. Synopsis #include <comptmpl.h> Inherits sc::ResultInfo. Public Member Functions NCResult (Compute *c) NCResult (const NCResult< T > &r, Compute *c) operator T & () T & result () T & result_noupdate () const T & result_noupdate () const void operator= (const T…

sc::NCAccResult – This associates a result non-class datum with an accuracy. Synopsis #include <comptmpl.h> Inherits sc::AccResultInfo. Public Member Functions NCAccResult (Compute *c) NCAccResult (const NCAccResult< T > &r, Compute *c) operator T & () T & result () T & result_noupdate () const T & result_noupdate () const void operator= (const T &a) void operator=…

sc::MsgStateSend – The MsgStateSend is an abstract base class that sends objects to nodes in a MessageGrp. Synopsis #include <mstate.h> Inherits sc::StateOut. Inherited by sc::BcastStateSend, and sc::StateSend. Public Member Functions MsgStateSend (const Ref< MessageGrp > &) virtual void flush ()=0 Specializations must implement flush(). void set_buffer_size (int) The buffer size of statein and stateout objects…

sc::MsgStateRecv – The MsgStateRecv is an abstract base class that receives objects from nodes in a MessageGrp. Synopsis #include <mstate.h> Inherits sc::MsgStateBufRecv. Inherited by sc::BcastStateRecv, and sc::StateRecv. Public Member Functions MsgStateRecv (const Ref< MessageGrp > &) MsgStateRecv must be initialized with a MessageGrp. int version (const ClassDesc *) Returns the version of the ClassDesc. int…

sc::MsgStateBufRecv – The MsgStateBufRecv is an abstract base class that buffers objects sent through a MessageGrp. Synopsis #include <mstate.h> Inherits sc::StateIn. Inherited by sc::BcastStateInBin, and sc::MsgStateRecv. Public Member Functions MsgStateBufRecv (const Ref< MessageGrp > &) MsgStateBufRecv can be initialized with a MessageGrp. MsgStateBufRecv () Use the default MessageGrp. void set_buffer_size (int) The buffer size of…

sc::LocalTCEnergyContribution – Synopsis Public Member Functions LocalTCEnergyContribution (double *pa, double *pb, double *opa, double *opb) void set_bound (double, double) void cont1 (int ij, int kl, double val) void cont2 (int ij, int kl, double val) void cont3 (int ij, int kl, double val) void cont4 (int ij, int kl, double val) void cont5 (int ij,…

sc::IntMolecularCoor – The IntMolecularCoor abstract class describes a molecule’s coordinates in terms of internal coordinates. Synopsis #include <coor.h> Inherits sc::MolecularCoor. Inherited by sc::RedundMolecularCoor, and sc::SymmMolecularCoor. Public Member Functions IntMolecularCoor (StateIn &) IntMolecularCoor (Ref< Molecule > &mol) IntMolecularCoor (const Ref< KeyVal > &) The KeyVal constructor. void save_data_state (StateOut &) Save the base classes (with save_data_state)…

sc::IntCoorGen – IntCoorGen generates a set of simple internal coordinates for a molecule. Synopsis #include <coor.h> Inherits sc::SavableState. Public Member Functions IntCoorGen (const Ref< Molecule > &, int nextra=0, int *extra=0) Create an IntCoorGen given a Molecule and, optionally, extra bonds. IntCoorGen (const Ref< KeyVal > &) The KeyVal constructor. IntCoorGen (StateIn &) void save_data_state…