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command: make command pointers constant

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The command pointers which are passed around aren't being modified -
in fact, no command pointer must be modified once it has been added to
the commandList.
This commit is contained in:
Max Kellermann 2008-10-22 09:59:01 +02:00
parent 4b4f7df933
commit 84d0f56eaf
1 changed files with 13 additions and 12 deletions
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25
src/command.c
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@ -1192,10 +1192,10 @@ static int handleCommands(struct client *client,
{
const unsigned permission = client_get_permission(client);
ListNode *node = commandList->firstNode;
struct command *cmd;
const struct command *cmd;
while (node != NULL) {
cmd = (struct command *) node->data;
cmd = (const struct command *) node->data;
if (cmd->reqPermission == (permission & cmd->reqPermission)) {
client_printf(client, "command: %s\n", cmd->cmd);
}
@ -1211,10 +1211,10 @@ static int handleNotcommands(struct client *client,
{
const unsigned permission = client_get_permission(client);
ListNode *node = commandList->firstNode;
struct command *cmd;
const struct command *cmd;
while (node != NULL) {
cmd = (struct command *) node->data;
cmd = (const struct command *) node->data;
if (cmd->reqPermission != (permission & cmd->reqPermission)) {
client_printf(client, "command: %s\n", cmd->cmd);
@ -1345,8 +1345,9 @@ void finishCommands(void)
freeList(commandList);
}
static int checkArgcAndPermission(struct command *cmd, struct client *client,
unsigned permission, int argc, char *argv[])
static int
checkArgcAndPermission(const struct command *cmd, struct client *client,
unsigned permission, int argc, char *argv[])
{
int min = cmd->min + 1;
int max = cmd->max + 1;
@ -1382,13 +1383,13 @@ static int checkArgcAndPermission(struct command *cmd, struct client *client,
return 0;
}
static struct command *getCommandEntryAndCheckArgcAndPermission(struct client *client,
unsigned permission,
int argc,
char *argv[])
static const struct command *
getCommandEntryAndCheckArgcAndPermission(struct client *client,
unsigned permission,
int argc, char *argv[])
{
static char unknown[] = "";
struct command *cmd;
const struct command *cmd;
current_command = unknown;
@ -1415,7 +1416,7 @@ int processCommand(struct client *client, char *commandString)
{
int argc;
char *argv[COMMAND_ARGV_MAX] = { NULL };
struct command *cmd;
const struct command *cmd;
int ret = -1;
if (!(argc = buffer2array(commandString, argv, COMMAND_ARGV_MAX)))