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Make sure that the page size is positive

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Signed-off-by: Sebastian Ramacher <sebastian+dev@ramacher.at>
This commit is contained in:
Sebastian Ramacher 2013-03-26 12:53:16 +01:00
parent cb18fe8603
commit 1440b45299
1 changed files with 7 additions and 2 deletions
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9
zathura.c
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@ -282,6 +282,11 @@ zathura_init(zathura_t* zathura)
zathura->page_cache.size = ZATHURA_PAGE_CACHE_DEFAULT_SIZE;
girara_setting_get(zathura->ui.session, "page-cache-size", &zathura->page_cache.size);
if (zathura->page_cache.size <= 0) {
girara_warning("page-cache-size is not positive, using %d instead", ZATHURA_PAGE_CACHE_DEFAULT_SIZE);
zathura->page_cache.size = ZATHURA_PAGE_CACHE_DEFAULT_SIZE;
}
zathura->page_cache.cache = g_malloc(zathura->page_cache.size * sizeof(int));
zathura_page_cache_invalidate_all(zathura);
@ -1261,7 +1266,7 @@ zathura_page_cache_lru_invalidate(zathura_t* zathura)
static bool
zathura_page_cache_is_full(zathura_t* zathura, bool* result)
{
g_return_val_if_fail(zathura != NULL, false);
g_return_val_if_fail(zathura != NULL && result != NULL, false);
*result = zathura->page_cache.num_cached_pages == zathura->page_cache.size;
@ -1272,7 +1277,7 @@ void
zathura_page_cache_invalidate_all(zathura_t* zathura)
{
g_return_if_fail(zathura != NULL);
unsigned int i;
for (i = 0; i < zathura->page_cache.size; ++i) {