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fixed memory leak in new linked list top routine

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git-svn-id: https://conky.svn.sourceforge.net/svnroot/conky/trunk/conky@401 7f574dfc-610e-0410-a909-a81674777703
This commit is contained in:
David Carter 2005-11-12 02:57:48 +00:00
parent 9a5602ded8
commit 012457e9b2
1 changed files with 34 additions and 21 deletions
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51
src/top.c
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@ -18,6 +18,8 @@ struct process *get_first_process()
return first_process;
}
void free_all_processes(struct process *pr)
{
struct process *next = NULL;
@ -396,6 +398,28 @@ inline static void calc_cpu_each(unsigned long total)
/* Find the top processes */
/******************************************/
// static int tot_struct; //for debugging..uncomment this and the 2 printfs in the next two functs
/*
* free a sp_process structure
*/
void free_sp(struct sorted_process * sp) {
free(sp);
//printf("free: %d structs\n",--tot_struct );
}
/*
* create a new sp_process structure
*/
struct sorted_process * malloc_sp(struct process * proc) {
struct sorted_process * sp;
sp = malloc(sizeof(struct sorted_process));
sp->greater = NULL;
sp->less = NULL;
sp->proc = proc;
//printf("malloc: %d structs\n", ++tot_struct);
return(sp);
}
/*
* cpu comparison function for insert_sp_element
@ -453,32 +477,20 @@ int insert_sp_element(
sp_cur->greater=*p_sp_tail;
*p_sp_tail = sp_cur;
did_insert=x;
} else if (x == max_elements && sp_readthru != NULL) {
} else if (x >= max_elements) {
/* we inserted an element and now the list is too big by one. Destroy the smallest element */
sp_destroy = sp_readthru;
sp_readthru->greater->less = NULL;
*p_sp_tail = sp_readthru->greater;
free(sp_destroy);
sp_destroy = *p_sp_tail;
*p_sp_tail = sp_destroy->greater;
(*p_sp_tail)->less = NULL;
free_sp(sp_destroy);
}
if (!did_insert) {
/* sp_cur wasn't added to the sorted list, so destroy it */
free(sp_cur);
free_sp(sp_cur);
}
return did_insert;
}
/*
* create a new sp_process structure
*/
struct sorted_process * malloc_sp(struct process * proc) {
struct sorted_process * sp;
sp = malloc(sizeof(struct sorted_process));
sp->greater = NULL;
sp->less = NULL;
sp->proc = proc;
return(sp);
}
/*
* copy the procs in the sorted list to the array, and destroy the list
*/
@ -491,7 +503,7 @@ void sp_acopy(struct sorted_process *sp_head, struct process ** ar, int max_size
ar[x] = sp_cur->proc;
sp_tmp = sp_cur;
sp_cur= sp_cur->less;
free(sp_tmp);
free_sp(sp_tmp);
}
}
@ -520,6 +532,7 @@ inline void process_find_top(struct process **cpu, struct process **mem)
cur_proc = first_process;
while (cur_proc !=NULL) {
//printf("\n\n cur_proc: %s %f %f\n",cur_proc->name, cur_proc->totalmem, cur_proc->amount );
if (top_cpu) {
spc_cur = malloc_sp(cur_proc);
insert_sp_element(spc_cur, &spc_head, &spc_tail, MAX_SP, &compare_cpu);