log4cpp::Appender – Implement this interface for your own strategies for printing log statements. Synopsis #include <Appender.hh> Inherited by log4cpp::AppenderSkeleton. Public Member Functions virtual ~Appender () Destructor for Appender. virtual void doAppend (const LoggingEvent &event)=0 Log in Appender specific way. virtual bool reopen ()=0 Reopens the output destination of this Appender, e.g. virtual void close ()=0…
log4cpp::AbortAppender – This Appender causes the application to abort() upon the first append() call. Synopsis #include <AbortAppender.hh> Inherits log4cpp::AppenderSkeleton. Public Member Functions AbortAppender (const std::string &name) virtual ~AbortAppender () virtual bool reopen () Reopens the output destination of this Appender, e.g. virtual void close () Release any resources allocated within the appender such as file…
NAME log4cpp – The top level namespace for all ‘Log for C++’ types and classes. SYNOPSIS Namespaces details threading Classes class AbortAppender This Appender causes the application to abort() upon the first append() call. class Appender Implement this interface for your own strategies for printing log statements. class AppendersFactory class AppenderSkeleton AppenderSkeleton is a helper…
NAME log2, log2f, log2l – base-2 logarithmic function SYNOPSIS #include <math.h> double log2(double x); float log2f(float x); long double log2l(long double x); Link with -lm. Feature Test Macro Requirements for glibc (see feature_test_macros(7)): log2(), log2f(), log2l(): _ISOC99_SOURCE || _POSIX_C_SOURCE >= 200112L DESCRIPTION These functions return the base 2 logarithm of x. RETURN VALUE On success, these functions…
NAME log2, log2f, log2l – base-2 logarithmic function SYNOPSIS #include <math.h> double log2(double x); float log2f(float x); long double log2l(long double x); Link with -lm. Feature Test Macro Requirements for glibc (see feature_test_macros(7)): log2(), log2f(), log2l(): _ISOC99_SOURCE || _POSIX_C_SOURCE >= 200112L DESCRIPTION These functions return the base 2 logarithm of x. RETURN VALUE On success, these functions…
NAME log2, log2f, log2l – base-2 logarithmic function SYNOPSIS #include <math.h> double log2(double x); float log2f(float x); long double log2l(long double x); Link with -lm. Feature Test Macro Requirements for glibc (see feature_test_macros(7)): log2(), log2f(), log2l(): _ISOC99_SOURCE || _POSIX_C_SOURCE >= 200112L DESCRIPTION These functions return the base 2 logarithm of x. RETURN VALUE On success, these functions…
NAME log1p, log1pf, log1pl – logarithm of 1 plus argument SYNOPSIS #include <math.h> double log1p(double x); float log1pf(float x); long double log1pl(long double x); Link with -lm. Feature Test Macro Requirements for glibc (see feature_test_macros(7)): log1p(): _ISOC99_SOURCE || _POSIX_C_SOURCE >= 200112L || _XOPEN_SOURCE >= 500 || /* Since glibc 2.19: */ _DEFAULT_SOURCE || /* Glibc versions <= 2.19: */ _BSD_SOURCE || _SVID_SOURCE log1pf(), log1pl(): _ISOC99_SOURCE || _POSIX_C_SOURCE >= 200112L || /* Since glibc 2.19: */ _DEFAULT_SOURCE || /* Glibc…
NAME log1p, log1pf, log1pl – logarithm of 1 plus argument SYNOPSIS #include <math.h> double log1p(double x); float log1pf(float x); long double log1pl(long double x); Link with -lm. Feature Test Macro Requirements for glibc (see feature_test_macros(7)): log1p(): _ISOC99_SOURCE || _POSIX_C_SOURCE >= 200112L || _XOPEN_SOURCE >= 500 || /* Since glibc 2.19: */ _DEFAULT_SOURCE || /* Glibc versions <= 2.19: */ _BSD_SOURCE || _SVID_SOURCE log1pf(), log1pl(): _ISOC99_SOURCE || _POSIX_C_SOURCE >= 200112L || /* Since glibc 2.19: */ _DEFAULT_SOURCE || /* Glibc…
NAME log1p, log1pf, log1pl – logarithm of 1 plus argument SYNOPSIS #include <math.h> double log1p(double x); float log1pf(float x); long double log1pl(long double x); Link with -lm. Feature Test Macro Requirements for glibc (see feature_test_macros(7)): log1p(): _ISOC99_SOURCE || _POSIX_C_SOURCE >= 200112L || _XOPEN_SOURCE >= 500 || /* Since glibc 2.19: */ _DEFAULT_SOURCE || /* Glibc versions <= 2.19: */ _BSD_SOURCE || _SVID_SOURCE log1pf(), log1pl(): _ISOC99_SOURCE || _POSIX_C_SOURCE >= 200112L || /* Since glibc 2.19: */ _DEFAULT_SOURCE || /* Glibc…
NAME log10, log10f, log10l – base-10 logarithmic function SYNOPSIS #include <math.h> double log10(double x); float log10f(float x); long double log10l(long double x); Link with -lm. Feature Test Macro Requirements for glibc (see feature_test_macros(7)): log10f(), log10l(): _ISOC99_SOURCE || _POSIX_C_SOURCE >= 200112L || /* Since glibc 2.19: */ _DEFAULT_SOURCE || /* Glibc versions <= 2.19: */ _BSD_SOURCE || _SVID_SOURCE DESCRIPTION These functions return the base 10 logarithm of x. RETURN…
NAME log10, log10f, log10l – base-10 logarithmic function SYNOPSIS #include <math.h> double log10(double x); float log10f(float x); long double log10l(long double x); Link with -lm. Feature Test Macro Requirements for glibc (see feature_test_macros(7)): log10f(), log10l(): _ISOC99_SOURCE || _POSIX_C_SOURCE >= 200112L || /* Since glibc 2.19: */ _DEFAULT_SOURCE || /* Glibc versions <= 2.19: */ _BSD_SOURCE || _SVID_SOURCE DESCRIPTION These functions return the base 10 logarithm of x. RETURN…
NAME log10, log10f, log10l – base-10 logarithmic function SYNOPSIS #include <math.h> double log10(double x); float log10f(float x); long double log10l(long double x); Link with -lm. Feature Test Macro Requirements for glibc (see feature_test_macros(7)): log10f(), log10l(): _ISOC99_SOURCE || _POSIX_C_SOURCE >= 200112L || /* Since glibc 2.19: */ _DEFAULT_SOURCE || /* Glibc versions <= 2.19: */ _BSD_SOURCE || _SVID_SOURCE DESCRIPTION These functions return the base 10 logarithm of x. RETURN…
NAME lockf – apply, test or remove a POSIX lock on an open file SYNOPSIS #include <unistd.h> int lockf(int fd, int cmd, off_t len); Feature Test Macro Requirements for glibc (see feature_test_macros(7)): lockf(): _XOPEN_SOURCE >= 500 || /* Glibc since 2.19: */ _DEFAULT_SOURCE || /* Glibc versions <= 2.19: */ _BSD_SOURCE || _SVID_SOURCE DESCRIPTION Apply, test or remove a POSIX lock on a section of an open file….
NAME lockdev, liblockdev, dev_testlock, dev_lock, dev_relock, dev_unlock – manage device lockfiles SYNOPSIS #include <lockdev.h> pid_t dev_testlock( const char * devname); pid_t dev_lock( const char * devname); pid_t dev_relock( const char * devname, pid_t pid); pid_t dev_unlock( const char * devname, pid_t pid); cc [ flag … ] file … -llockdev [ library ] DESCRIPTION The…
QuantLib::Interpolation2D – base class for 2-D interpolations. Synopsis #include <ql/math/interpolations/interpolation2d.hpp> Inherits QuantLib::Extrapolator. Inherited by BicubicSpline, BilinearInterpolation, and FlatExtrapolator2D. Classes class Impl abstract base class for 2-D interpolation implementations class templateImpl basic template implementation Public Types typedef Real first_argument_type typedef Real second_argument_type typedef Real result_type Public Member Functions Real operator() (Real x, Real y, bool allowExtrapolation=false)…
QuantLib::Interpolation2D – base class for 2-D interpolations. Synopsis #include <ql/math/interpolations/interpolation2d.hpp> Inherits QuantLib::Extrapolator. Inherited by BicubicSpline, BilinearInterpolation, and FlatExtrapolator2D. Classes class Impl abstract base class for 2-D interpolation implementations class templateImpl basic template implementation Public Types typedef Real first_argument_type typedef Real second_argument_type typedef Real result_type Public Member Functions Real operator() (Real x, Real y, bool allowExtrapolation=false)…
NAME QuantLib::Interpolation::templateImpl – basic template implementation SYNOPSIS #include <ql/math/interpolation.hpp> Inherits QuantLib::Interpolation::Impl. Public Member Functions templateImpl (const I1 &xBegin, const I1 &xEnd, const I2 &yBegin) Real xMin () const Real xMax () const std::vector< Real > xValues () const std::vector< Real > yValues () const bool isInRange (Real x) const Protected Member Functions Size locate (Real…
NAME asctime, ctime, gmtime, localtime, mktime, asctime_r, ctime_r, gmtime_r, localtime_r – transform date and time to broken-down time or ASCII SYNOPSIS #include <time.h> char *asctime(const struct tm *tm); char *asctime_r(const struct tm *tm, char *buf); char *ctime(const time_t *timep); char *ctime_r(const time_t *timep, char *buf); struct tm *gmtime(const time_t *timep); struct tm *gmtime_r(const time_t *timep,…
NAME asctime, ctime, gmtime, localtime, mktime, asctime_r, ctime_r, gmtime_r, localtime_r – transform date and time to broken-down time or ASCII SYNOPSIS #include <time.h> char *asctime(const struct tm *tm); char *asctime_r(const struct tm *tm, char *buf); char *ctime(const time_t *timep); char *ctime_r(const time_t *timep, char *buf); struct tm *gmtime(const time_t *timep); struct tm *gmtime_r(const time_t *timep,…
NAME localeconv – get numeric formatting information SYNOPSIS #include <locale.h> struct lconv *localeconv(void); DESCRIPTION The localeconv() function returns a pointer to a struct lconv for the current locale. This structure is shown in locale(7), and contains all values associated with the locale categories LC_NUMERIC and LC_MONETARY. Programs may also use the functions printf(3) and strfmon(3),…