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lib: Fix various memory leaks

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Signed-off-by: Quentin Young <qlyoung@cumulusnetworks.com>
This commit is contained in:
Quentin Young 2016-09-13 19:55:37 +00:00
parent 67c02c9449
commit 795d02785a
2 changed files with 20 additions and 11 deletions
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19
lib/command_match.c
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@ -101,14 +101,17 @@ command_match (struct graph *cmdgraph,
struct graph_node *start = vector_slot (cmdgraph->nodes, 0);
if ((*argv = command_match_r (start, vvline, 0))) // successful match
{
// delete dummy start node
list_delete_node (*argv, listhead (*argv));
// get cmd_element out of list tail
struct listnode *head = listhead (*argv);
struct listnode *tail = listtail (*argv);
// delete dummy start node
del_cmd_token ((struct cmd_token_t *) head->data);
list_delete_node (*argv, head);
// get cmd_element out of list tail
*el = listgetdata (tail);
// delete list tail
tail->data = NULL;
list_delete_node (*argv, tail);
// now argv is an ordered list of cmd_token matching the user
// input, with each cmd_token->arg holding the corresponding input
assert (*el);
@ -290,7 +293,7 @@ command_complete (struct graph *graph,
unsigned int idx;
for (idx = 0; idx < vector_active (vline) && next->count > 0; idx++)
{
list_free (current);
list_delete (current);
current = next;
next = list_new();
@ -334,8 +337,8 @@ command_complete (struct graph *graph,
for (ALL_LIST_ELEMENTS_RO (next,node,gn))
listnode_add (*completions, gn->data);
list_free (current);
list_free (next);
list_delete (current);
list_delete (next);
return matcher_rv;
}

12
lib/grammar_sandbox.c
View File

@ -84,7 +84,7 @@ DEFUN (grammar_test_complete,
vector command = cmd_make_strvec (cmdstr);
// generate completions of user input
struct list *completions = list_new ();
struct list *completions;
enum matcher_rv result = command_complete (nodegraph, command, &completions);
// print completions or relevant error message
@ -106,6 +106,10 @@ DEFUN (grammar_test_complete,
tkn = vector_slot (comps, i);
fprintf (stdout, " %-*s %s%s", width, tkn->text, tkn->desc, "\n");
}
for (i = 0; i < vector_active (comps); i++)
del_cmd_token ((struct cmd_token_t *) vector_slot (comps, i));
vector_free (comps);
}
else
fprintf (stdout, "%% No match%s", "\n");
@ -147,6 +151,7 @@ DEFUN (grammar_test_match,
fprintf (stdout, "func: %p%s", element->func, "\n");
list_delete (argvv);
del_cmd_element (element);
}
else {
assert(MATCHER_ERROR(result));
@ -167,8 +172,8 @@ DEFUN (grammar_test_match,
}
// free resources
cmd_free_strvec(command);
free(cmdstr);
cmd_free_strvec (command);
free (cmdstr);
return CMD_SUCCESS;
}
@ -351,6 +356,7 @@ new_cmd_token (enum cmd_token_type_t type, char *text, char *desc)
void
del_cmd_token (struct cmd_token_t *token)
{
fprintf (stdout, "deleting token\n");
if (!token) return;
if (token->text)