GNU Octave  6.2.0
A high-level interpreted language, primarily intended for numerical computations, mostly compatible with Matlab
Functions
lo-utils.h File Reference
#include "octave-config.h"
#include <cstdio>
#include <iosfwd>
#include <string>
#include "lo-cutils.h"
#include "oct-cmplx.h"
#include "quit.h"
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Go to the source code of this file.

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 octave_fgetl (std::FILE *)
 
OCTAVE_API std::string octave_fgetl (std::FILE *, bool &eof)
 
OCTAVE_API std::string octave_fgets (std::FILE *)
 
OCTAVE_API std::string octave_fgets (std::FILE *, bool &eof)
 
Complex octave_read_complex (std::istream &is)
 
double octave_read_double (std::istream &is)
 
float octave_read_float (std::istream &is)
 
FloatComplex octave_read_float_complex (std::istream &is)
 
template<typename T >
T octave_read_value (std::istream &is)
 
template<>
OCTAVE_API double octave_read_value (std::istream &is)
 
OCTAVE_API void octave_write_complex (std::ostream &os, const Complex &cval)
 
OCTAVE_API void octave_write_double (std::ostream &os, double dval)
 
OCTAVE_API void octave_write_float (std::ostream &os, float dval)
 
OCTAVE_API void octave_write_float_complex (std::ostream &os, const FloatComplex &cval)
 
OCTAVE_API char * strsave (const char *)
 
OCTAVE_API bool xis_int_or_inf_or_nan (double x)
 
OCTAVE_API bool xis_int_or_inf_or_nan (float x)
 
OCTAVE_API bool xis_one_or_zero (double x)
 
OCTAVE_API bool xis_one_or_zero (float x)
 
OCTAVE_API bool xis_zero (double x)
 
OCTAVE_API bool xis_zero (float x)
 
OCTAVE_API bool xtoo_large_for_float (const Complex &x)
 
OCTAVE_API bool xtoo_large_for_float (double x)
 
OCTAVE_API bool xtoo_large_for_float (float 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 44 of file lo-utils.h.

References len, and m.

◆ octave_fgetl() [1/2]

OCTAVE_API std::string octave_fgetl ( std::FILE *  )

◆ octave_fgetl() [2/2]

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

◆ octave_fgets() [1/2]

OCTAVE_API std::string octave_fgets ( std::FILE *  )

◆ octave_fgets() [2/2]

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

◆ octave_read_complex()

Complex octave_read_complex ( std::istream &  is)
inline

Definition at line 110 of file lo-utils.h.

◆ octave_read_double()

double octave_read_double ( std::istream &  is)
inline

Definition at line 104 of file lo-utils.h.

Referenced by Fdlmread(), and get_lines_and_columns().

◆ octave_read_float()

float octave_read_float ( std::istream &  is)
inline

Definition at line 116 of file lo-utils.h.

◆ octave_read_float_complex()

FloatComplex octave_read_float_complex ( std::istream &  is)
inline

Definition at line 122 of file lo-utils.h.

◆ octave_read_value() [1/2]

template<typename T >
T octave_read_value ( std::istream &  is)

Definition at line 90 of file lo-utils.h.

References retval.

◆ octave_read_value() [2/2]

template<>
OCTAVE_API double octave_read_value ( std::istream &  is)

Definition at line 366 of file lo-utils.cc.

References retval.

◆ octave_write_complex()

OCTAVE_API void octave_write_complex ( std::ostream &  os,
const Complex &  cval 
)

Definition at line 400 of file lo-utils.cc.

References imag(), octave_write_double(), and real().

Referenced by octave_complex::save_ascii().

◆ octave_write_double()

OCTAVE_API void octave_write_double ( std::ostream &  os,
double  dval 
)

Definition at line 387 of file lo-utils.cc.

References d, lo_ieee_is_NA, lo_ieee_isinf, and lo_ieee_isnan.

Referenced by octave_write_complex(), octave_bool::save_ascii(), octave_range::save_ascii(), octave_scalar::save_ascii(), and save_mat_ascii_data().

◆ octave_write_float()

OCTAVE_API void octave_write_float ( std::ostream &  os,
float  dval 
)

Definition at line 410 of file lo-utils.cc.

References d, lo_ieee_is_NA, lo_ieee_isinf, and lo_ieee_isnan.

Referenced by octave_write_float_complex(), and octave_float_scalar::save_ascii().

◆ octave_write_float_complex()

OCTAVE_API void octave_write_float_complex ( std::ostream &  os,
const FloatComplex &  cval 
)

Definition at line 423 of file lo-utils.cc.

References imag(), octave_write_float(), and real().

Referenced by octave_float_complex::save_ascii().

◆ strsave()

OCTAVE_API char* strsave ( const char *  s)

Definition at line 79 of file lo-utils.cc.

References len, and strlen().

◆ xis_int_or_inf_or_nan() [1/2]

OCTAVE_API bool xis_int_or_inf_or_nan ( double  x)

Definition at line 46 of file lo-utils.cc.

References octave::math::isnan(), x, and octave::math::x_nint().

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

◆ xis_int_or_inf_or_nan() [2/2]

OCTAVE_API bool xis_int_or_inf_or_nan ( float  x)

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

References octave::math::isnan(), x, and octave::math::x_nint().

◆ xis_one_or_zero() [1/2]

OCTAVE_API bool xis_one_or_zero ( double  x)

Definition at line 49 of file lo-utils.cc.

References x.

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

◆ xis_one_or_zero() [2/2]

OCTAVE_API bool xis_one_or_zero ( float  x)

Definition at line 70 of file lo-utils.cc.

References x.

◆ xis_zero() [1/2]

OCTAVE_API bool xis_zero ( double  x)

Definition at line 52 of file lo-utils.cc.

References x.

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

◆ xis_zero() [2/2]

OCTAVE_API bool xis_zero ( float  x)

Definition at line 73 of file lo-utils.cc.

References x.

◆ xtoo_large_for_float() [1/3]

OCTAVE_API bool xtoo_large_for_float ( const Complex &  x)

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

References x, and xtoo_large_for_float().

◆ xtoo_large_for_float() [2/3]

OCTAVE_API bool xtoo_large_for_float ( double  x)

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

References octave::math::isfinite(), max(), and x.

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

◆ xtoo_large_for_float() [3/3]

OCTAVE_API bool xtoo_large_for_float ( float  x)