lo-utils.h File Reference

#include "octave-config.h"
#include <cstdio>
#include <iosfwd>
#include <string>
#include "oct-cmplx.h"
#include "quit.h"

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Functions
template<typename F , typename T , bool zero>
bool	any_all_test (F fcn, const T *m, octave_idx_type len)
OCTAVE_API std::string	fgetl (std::FILE *)
OCTAVE_API std::string	fgetl (std::FILE *, bool &eof)
OCTAVE_API std::string	fgets (std::FILE *)
OCTAVE_API std::string	fgets (std::FILE *, bool &eof)
OCTAVE_API bool	int_multiply_overflow (int a, int b, int *r)
OCTAVE_API bool	int_multiply_overflow (long int a, long int b, long int *r)
OCTAVE_API bool	int_multiply_overflow (unsigned int a, unsigned int b, unsigned int *r)
OCTAVE_API bool	int_multiply_overflow (unsigned long int a, unsigned long int b, unsigned long int *r)
OCTAVE_API bool	is_int_or_inf_or_nan (float x)
template<typename T >
bool	is_one_or_zero (const T &x)
template<typename T >
bool	is_zero (const T &x)
template<typename T >
OCTAVE_API T	read_value (std::istream &is)
template<>
OCTAVE_API double	read_value (std::istream &is)
OCTAVE_API char *	strsave (const char *)
OCTAVE_API bool	too_large_for_float (const Complex &x)
OCTAVE_API bool	too_large_for_float (double x)
OCTAVE_API bool	too_large_for_float (float x)
template<>
OCTAVE_API void	write_value (std::ostream &os, const Complex &value)
template<>
OCTAVE_API void	write_value (std::ostream &os, const double &value)
template<>
OCTAVE_API void	write_value (std::ostream &os, const float &value)
template<>
OCTAVE_API void	write_value (std::ostream &os, const FloatComplex &value)
template<typename T >
OCTAVE_API void	write_value (std::ostream &os, const T &value)
OCTAVE_API bool	xis_int_or_inf_or_nan (double x)

Function Documentation

any_all_test()

template<typename F , typename T , bool zero>

bool any_all_test	(	F	fcn,
		const T *	m,
		octave_idx_type	len
	)

Definition at line 45 of file lo-utils.h.

References len, and m.

fgetl() [1/2]

OCTAVE_API std::string fgetl

(

std::FILE *

)

fgetl() [2/2]

OCTAVE_API std::string fgetl	(	std::FILE *	,
		bool &	eof
	)

fgets() [1/2]

OCTAVE_API std::string fgets

(

std::FILE *

)

fgets() [2/2]

OCTAVE_API std::string fgets	(	std::FILE *	,
		bool &	eof
	)

int_multiply_overflow() [1/4]

OCTAVE_API bool int_multiply_overflow	(	int	a,
		int	b,
		int *	r
	)

Definition at line 480 of file lo-utils.cc.

References octave_i_multiply_overflow_wrapper(), and r.

int_multiply_overflow() [2/4]

OCTAVE_API bool int_multiply_overflow	(	long int	a,
		long int	b,
		long int *	r
	)

Definition at line 485 of file lo-utils.cc.

References octave_li_multiply_overflow_wrapper(), and r.

int_multiply_overflow() [3/4]

OCTAVE_API bool int_multiply_overflow	(	unsigned int	a,
		unsigned int	b,
		unsigned int *	r
	)

Definition at line 498 of file lo-utils.cc.

References octave_ui_multiply_overflow_wrapper(), and r.

int_multiply_overflow() [4/4]

OCTAVE_API bool int_multiply_overflow	(	unsigned long int	a,
		unsigned long int	b,
		unsigned long int *	r
	)

Definition at line 504 of file lo-utils.cc.

References octave_uli_multiply_overflow_wrapper(), and r.

is_int_or_inf_or_nan()

OCTAVE_API bool is_int_or_inf_or_nan

(

float

x

)

Definition at line 67 of file lo-utils.cc.

References isnan(), x, and x_nint().

is_one_or_zero()

template<typename T >

bool is_one_or_zero

(

const T &

x

)

Definition at line 72 of file lo-utils.h.

References x.

Referenced by NDArray::any_element_not_one_or_zero(), and FloatNDArray::any_element_not_one_or_zero().

is_zero()

template<typename T >

bool is_zero

(

const T &

x

)

Definition at line 78 of file lo-utils.h.

References x.

Referenced by NDArray::all_elements_are_zero(), and FloatNDArray::all_elements_are_zero().

read_value() [1/2]

template<typename T >

OCTAVE_API T read_value

(

std::istream &

is

)

Definition at line 183 of file lo-utils.cc.

read_value() [2/2]

template<>

OCTAVE_API double read_value

(

std::istream &

is

)

Definition at line 183 of file lo-utils.cc.

strsave()

OCTAVE_API char* strsave

(

const char *

s

)

Definition at line 74 of file lo-utils.cc.

References len, and strlen().

too_large_for_float() [1/3]

OCTAVE_API bool too_large_for_float

(

const Complex &

x

)

Definition at line 61 of file lo-utils.cc.

References too_large_for_float(), and x.

too_large_for_float() [2/3]

OCTAVE_API bool too_large_for_float

(

double

x

)

Definition at line 55 of file lo-utils.cc.

References isfinite(), max(), and x.

Referenced by save_mat5_array_length(), too_large_for_float(), ComplexNDArray::too_large_for_float(), SparseComplexMatrix::too_large_for_float(), NDArray::too_large_for_float(), and SparseMatrix::too_large_for_float().

too_large_for_float() [3/3]

OCTAVE_API bool too_large_for_float

(

float

x

)

write_value() [1/5]

template<>

OCTAVE_API void write_value	(	std::ostream &	os,
		const Complex &	value
	)

Definition at line 443 of file lo-utils.cc.

References imag(), and real().

write_value() [2/5]

template<>

OCTAVE_API void write_value	(	std::ostream &	os,
		const double &	value
	)

Definition at line 430 of file lo-utils.cc.

References lo_ieee_is_NA, lo_ieee_isinf, and lo_ieee_isnan.

write_value() [3/5]

template<>

OCTAVE_API void write_value	(	std::ostream &	os,
		const float &	value
	)

Definition at line 456 of file lo-utils.cc.

References lo_ieee_is_NA, lo_ieee_isinf, and lo_ieee_isnan.

write_value() [4/5]

template<>

OCTAVE_API void write_value	(	std::ostream &	os,
		const FloatComplex &	value
	)

Definition at line 469 of file lo-utils.cc.

References imag(), and real().

write_value() [5/5]

template<typename T >

OCTAVE_API void write_value	(	std::ostream &	os,
		const T &	value
	)

Definition at line 402 of file lo-utils.cc.

xis_int_or_inf_or_nan()

OCTAVE_API bool xis_int_or_inf_or_nan

(

double

x

)