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fixed #138: no segv if cache is not initialized correctly 

git-svn-id: svn://svn.lighttpd.net/xcache/trunk@516 c26eb9a1-5813-0410-bd6c-c2e55f420ca7
This commit is contained in:
Xuefer 2008-01-09 03:55:57 +00:00
parent f304523f89
commit de6e17cf40
1 changed files with 47 additions and 32 deletions
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79
xcache.c
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@ -376,7 +376,7 @@ static void xc_gc_expires_php(TSRMLS_D) /* {{{ */
{
int i, c;
if (!xc_php_ttl || !xc_php_gc_interval) {
if (!xc_php_ttl || !xc_php_gc_interval || !xc_php_caches) {
return;
}
@ -389,7 +389,7 @@ static void xc_gc_expires_var(TSRMLS_D) /* {{{ */
{
int i, c;
if (!xc_var_gc_interval) {
if (!xc_var_gc_interval || !xc_var_caches) {
return;
}
@ -437,12 +437,16 @@ static void xc_gc_deletes(TSRMLS_D) /* {{{ */
{
int i, c;
for (i = 0, c = xc_php_hcache.size; i < c; i ++) {
xc_gc_deletes_one(xc_php_caches[i] TSRMLS_CC);
if (xc_php_caches) {
for (i = 0, c = xc_php_hcache.size; i < c; i ++) {
xc_gc_deletes_one(xc_php_caches[i] TSRMLS_CC);
}
}
for (i = 0, c = xc_var_hcache.size; i < c; i ++) {
xc_gc_deletes_one(xc_var_caches[i] TSRMLS_CC);
if (xc_var_caches) {
for (i = 0, c = xc_var_hcache.size; i < c; i ++) {
xc_gc_deletes_one(xc_var_caches[i] TSRMLS_CC);
}
}
}
/* }}} */
@ -714,8 +718,13 @@ static inline void xc_entry_unholds_real(xc_stack_t *holds, xc_cache_t **caches,
/* }}} */
static void xc_entry_unholds(TSRMLS_D) /* {{{ */
{
xc_entry_unholds_real(XG(php_holds), xc_php_caches, xc_php_hcache.size TSRMLS_CC);
xc_entry_unholds_real(XG(var_holds), xc_var_caches, xc_var_hcache.size TSRMLS_CC);
if (xc_php_caches) {
xc_entry_unholds_real(XG(php_holds), xc_php_caches, xc_php_hcache.size TSRMLS_CC);
}
if (xc_var_caches) {
xc_entry_unholds_real(XG(var_holds), xc_var_caches, xc_var_hcache.size TSRMLS_CC);
}
}
/* }}} */
static int xc_stat(const char *filename, const char *include_path, struct stat *pbuf TSRMLS_DC) /* {{{ */
@ -1435,19 +1444,22 @@ int xc_is_rw(const void *p) /* {{{ */
{
xc_shm_t *shm;
int i;
if (!xc_initized) {
return 0;
}
for (i = 0; i < xc_php_hcache.size; i ++) {
shm = xc_php_caches[i]->shm;
if (shm->handlers->is_readwrite(shm, p)) {
return 1;
if (xc_php_caches) {
for (i = 0; i < xc_php_hcache.size; i ++) {
shm = xc_php_caches[i]->shm;
if (shm->handlers->is_readwrite(shm, p)) {
return 1;
}
}
}
for (i = 0; i < xc_var_hcache.size; i ++) {
shm = xc_var_caches[i]->shm;
if (shm->handlers->is_readwrite(shm, p)) {
return 1;
if (xc_var_caches) {
for (i = 0; i < xc_var_hcache.size; i ++) {
shm = xc_var_caches[i]->shm;
if (shm->handlers->is_readwrite(shm, p)) {
return 1;
}
}
}
return 0;
@ -1457,19 +1469,22 @@ int xc_is_ro(const void *p) /* {{{ */
{
xc_shm_t *shm;
int i;
if (!xc_initized) {
return 0;
}
for (i = 0; i < xc_php_hcache.size; i ++) {
shm = xc_php_caches[i]->shm;
if (shm->handlers->is_readonly(shm, p)) {
return 1;
if (xc_php_caches) {
for (i = 0; i < xc_php_hcache.size; i ++) {
shm = xc_php_caches[i]->shm;
if (shm->handlers->is_readonly(shm, p)) {
return 1;
}
}
}
for (i = 0; i < xc_var_hcache.size; i ++) {
shm = xc_var_caches[i]->shm;
if (shm->handlers->is_readonly(shm, p)) {
return 1;
if (xc_var_caches) {
for (i = 0; i < xc_var_hcache.size; i ++) {
shm = xc_var_caches[i]->shm;
if (shm->handlers->is_readonly(shm, p)) {
return 1;
}
}
}
return 0;
@ -1733,14 +1748,14 @@ static void xc_request_init(TSRMLS_D) /* {{{ */
XG(internal_table_copied) = 1;
}
if (xc_php_hcache.size && !XG(php_holds)) {
if (xc_php_caches && !XG(php_holds)) {
XG(php_holds) = calloc(xc_php_hcache.size, sizeof(xc_stack_t));
for (i = 0; i < xc_php_hcache.size; i ++) {
xc_stack_init(&XG(php_holds[i]));
}
}
if (xc_initized && xc_var_hcache.size && !XG(var_holds)) {
if (xc_var_caches && !XG(var_holds)) {
XG(var_holds) = calloc(xc_var_hcache.size, sizeof(xc_stack_t));
for (i = 0; i < xc_var_hcache.size; i ++) {
xc_stack_init(&XG(var_holds[i]));