util.c File Reference

Utility functions. More...

#include "util.h"
#include "lin_alg.h"
#include "global_opts.h"
#include "string.h"
#include "types.h"

Functions
void	c_strcpy (char dest[], const char source[])
	Custom string copy to avoid string.h library. More...
QPALMSettings *	copy_settings (const QPALMSettings *settings)
	Copy settings creating a new settings structure. More...
void	update_status (QPALMInfo *info, c_int status_val)
	Update solver status (value and string). More...
void	print_header (void)
	Print the header with QPALM version number and fields. More...
void	print_iteration (c_int iter, QPALMWorkspace *work)
	Print information about the current iteration. More...
void	print_final_message (QPALMWorkspace *work)
	Print final message as a box with info. More...

Detailed Description

Utility functions.

Author

Ben Hermans

This file contains some utility functions, to copy the settings, to update the solver status, to print information and to time the algorithm.

Function Documentation

c_strcpy()

void c_strcpy	(	char	dest[],
		const char	source[]
	)

Custom string copy to avoid string.h library.

Parameters

dest	Destination string
source	Source string

copy_settings()

QPALMSettings* copy_settings

(

const QPALMSettings *

settings

)

Copy settings creating a new settings structure.

Warning

This function uses malloc.

Parameters

settings

Settings to be copied

Returns

New settings structure

print_final_message()

void print_final_message

(

QPALMWorkspace *

work

)

Print final message as a box with info.

(Final residuals, objective function, runtime)

Parameters

work

Workspace

print_header()

void print_header

(

void

)

Print the header with QPALM version number and fields.

print_iteration()

void print_iteration	(	c_int	iter,
		QPALMWorkspace *	work
	)

Print information about the current iteration.

(Residuals, stepsize and objective value)

Parameters

iter	The current iteration number
work	Workspace

update_status()

void update_status	(	QPALMInfo *	info,
		c_int	status_val
	)

Update solver status (value and string).

Parameters

info	QPALMInfo
status_val	New status value