dynashell_util.h File Reference

Dynamixel shell utilities. More...

#include <stdio.h>
#include <cstring>
#include <iostream>
#include <fstream>
#include <vector>
#include "rnr/rnrconfig.h"
#include "rnr/opts.h"
#include "rnr/log.h"
#include "Dynamixel/Dynamixel.h"
#include "Dynamixel/DynaComm.h"
#include "Dynamixel/DynaChain.h"

Go to the source code of this file.

Macros
#define	NEWSTR(s)   newstr(s)
	Allocate a new duplicated string convenience macro. More...
#define	DELSTR(s)   do { if( s != NULL ) { delstr(s); s = NULL; } } while(0)
	Delete an allocated string convenience macro. More...
#define	DELOBJ(p)   do { if( p != NULL ) { delete p; p = NULL; } } while(0)
	Delete an allocated object convenience macro. More...

Functions
char *	newstr (const char *s)
	Allocate a new duplicated string utility. More...
void	delstr (const char *s)
	A safer string delete utility. More...

Detailed Description

Dynamixel shell utilities.

LastChangedDate

2015-01-12 10:56:06 -0700 (Mon, 12 Jan 2015)

Rev

3845

Author

Robin Knight (robin.nosp@m..kni.nosp@m.ght@r.nosp@m.oadn.nosp@m.arrow.nosp@m.s.co.nosp@m.m)

Copyright

© 2011-2017. RoadNarrows LLC.
http://www.roadnarrows.com
All Rights Reserved

Definition in file dynashell_util.h.

Macro Definition Documentation

#define DELOBJ

(

p

)

do { if( p != NULL ) { delete p; p = NULL; } } while(0)

Delete an allocated object convenience macro.

The value p is set to NULL after deletion.

Parameters

p	Pointer to the object to delete.

Definition at line 100 of file dynashell_util.h.

Referenced by DynaShellCmdDestroy::Exec(), DynaRecording::SetDate(), and DynaRecording::~DynaRecording().

#define DELSTR

(

s

)

do { if( s != NULL ) { delstr(s); s = NULL; } } while(0)

Delete an allocated string convenience macro.

The value s is set to NULL after deletion.

Parameters

s	Pointer to the string to delete.

Definition at line 91 of file dynashell_util.h.

Referenced by ShScript::~ShScript().

#define NEWSTR

(

s

)

newstr(s)

Allocate a new duplicated string convenience macro.

Parameters

s	The null-terminated string to duplicate.

Returns

Returns pointer to allocated string if s is not NULL and the length of s > 0.
Otherwise returns NULL.

Definition at line 82 of file dynashell_util.h.

Referenced by ShScript::ShScript().

Function Documentation

void delstr ( const char *  s )

inline

A safer string delete utility.

Parameters

s	String to delete.

Definition at line 135 of file dynashell_util.h.

{
  if( s != NULL )
  {
    delete[] (char *)s;
  }
}

char* newstr ( const char *  s )

inline

Allocate a new duplicated string utility.

Parameters

s	String to duplicate.

Returns

Returns pointer to allocated string if s is not NULL and the length of s > 0.
Otherwise returns NULL.

Definition at line 115 of file dynashell_util.h.

{
  char  *t;
  if( (s != NULL) && (*s != 0) )
  {
    t = new char[strlen(s)+1];
    strcpy(t, s);
  }
  else
  {
    t = NULL;
  }
  return t;
}