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user-notification: config: various small cleanups

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* Rename user_notification_add() to user_notification_add_fmt()
* Add new user_notification_add() helper function
* Use xvasprintf() to replace user_notification_add_va()
* Make better use of helper functions in config.c
This commit is contained in:
Craig Barnes 2021-11-14 15:08:47 +00:00
parent 0686f94b18
commit 759bc8007b
3 changed files with 25 additions and 44 deletions
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34
user-notification.c
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@ -1,38 +1,14 @@
#include "user-notification.h"
#include <stdio.h>
#include <stdarg.h>
#include "xmalloc.h"
static bool
user_notification_add_va(user_notifications_t *notifications,
enum user_notification_kind kind, const char *fmt,
va_list ap)
{
va_list ap2;
va_copy(ap2, ap);
int cnt = vsnprintf(NULL, 0, fmt, ap2);
va_end(ap2);
if (cnt < 0)
return false;
char *text = malloc(cnt + 1);
vsnprintf(text, cnt + 1, fmt, ap);
struct user_notification not = {
.kind = kind,
.text = text,
};
tll_push_back(*notifications, not);
return true;
}
bool
user_notification_add(user_notifications_t *notifications,
void
user_notification_add_fmt(user_notifications_t *notifications,
enum user_notification_kind kind, const char *fmt, ...)
{
va_list ap;
va_start(ap, fmt);
bool ret = user_notification_add_va(notifications, kind, fmt, ap);
char *text = xvasprintf(fmt, ap);
va_end(ap);
return ret;
user_notification_add(notifications, kind, text);
}