mirror of
https://github.com/nasa/trick.git
synced 2024-12-28 08:58:53 +00:00
18f0d7e871
Makes it easier to edit the files. So if we press 'end of line' we are really at the end of line.
102 lines
2.6 KiB
C++
102 lines
2.6 KiB
C++
|
|
#include <stdlib.h>
|
|
#include <string.h>
|
|
#include "trick/collect_macros.h"
|
|
|
|
/**
|
|
@brief
|
|
Adds the addess, collectee, to the list pointed to by collector. Returns a new pointer
|
|
to the new list. The old list a collector will be freed.
|
|
@details
|
|
-# Get the current list length
|
|
-# Allocate enough space to accomodate the current list + 1. (+1 for the size of the list)
|
|
-# Set the size of the new list in the first slot of the new list.
|
|
-# Copy the old list to the new.
|
|
-# Append the new item to the new list.
|
|
-# Delete the old list
|
|
-# Return the new list
|
|
*/
|
|
void ** add_collect( void ** collector , void * collectee ) {
|
|
|
|
int collect_size = NUM_COLLECT(collector) ;
|
|
void ** new_list ;
|
|
long * lp ;
|
|
|
|
// create a new list
|
|
new_list = (void**)malloc((collect_size + 2) * sizeof(void*));
|
|
|
|
// set the list size
|
|
lp = ( long *)new_list ;
|
|
*lp = collect_size + 1 ;
|
|
|
|
// copy old list
|
|
new_list++ ;
|
|
if ( collect_size > 0 ) {
|
|
memcpy( new_list , collector , collect_size * sizeof(void *)) ;
|
|
}
|
|
new_list[collect_size] = collectee ;
|
|
|
|
// remove old list
|
|
if ( collector ) {
|
|
free(collector - 1) ;
|
|
}
|
|
|
|
return new_list ;
|
|
}
|
|
|
|
/**
|
|
@brief
|
|
Deletes the addess, collectee, from the list pointed to by collector. Returns a new pointer
|
|
to the new list. The old list a collector will be freed.
|
|
@details
|
|
-# Get the current list length
|
|
-# Count the number of items in the list that do not match the collectee.
|
|
-# Allocate enough space to accomodate the new list. (+1 for the size of the list)
|
|
-# Set the size of the new list in the first slot of the new list.
|
|
-# Copy all of the items that do not match collectee to the new list
|
|
-# Delete the old list
|
|
-# Return the new list
|
|
*/
|
|
void ** delete_collect( void ** collector , void * collectee ) {
|
|
|
|
int collect_size = NUM_COLLECT(collector) ;
|
|
int new_count = 0 ;
|
|
void ** new_list ;
|
|
long * lp ;
|
|
int ii , jj ;
|
|
|
|
|
|
for ( ii = 0 ; ii < collect_size ; ii++ ) {
|
|
if ( collector[ii] != collectee ) {
|
|
new_count++ ;
|
|
}
|
|
}
|
|
|
|
if ( new_count > 0 ) {
|
|
// create a new list
|
|
new_list = (void**)malloc((new_count + 1) * sizeof(void*));
|
|
|
|
// set the list size
|
|
lp = ( long *)new_list ;
|
|
*lp = new_count ;
|
|
|
|
// copy old list
|
|
new_list++ ;
|
|
jj = 0 ;
|
|
for ( ii = 0 ; ii < collect_size ; ii++ ) {
|
|
if ( collector[ii] != collectee ) {
|
|
new_list[jj++] = collector[ii] ;
|
|
}
|
|
}
|
|
} else {
|
|
new_list = NULL ;
|
|
}
|
|
|
|
// remove old list
|
|
if ( collector ) {
|
|
free(collector - 1) ;
|
|
}
|
|
|
|
return new_list ;
|
|
}
|