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Merge pull request #2663 from ianyfan/fix-txn-state-leaks

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Free transaction state upon destruction by removing pointer indirection
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Ryan Dwyer 2018-09-28 18:27:01 +10:00 committed by GitHub
commit 5104bd2c59
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1 changed files with 18 additions and 37 deletions
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55
sway/desktop/transaction.c
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@ -31,14 +31,14 @@ struct sway_transaction_instruction {
struct sway_transaction *transaction;
struct sway_node *node;
union {
struct sway_output_state *output_state;
struct sway_workspace_state *workspace_state;
struct sway_container_state *container_state;
struct sway_output_state output_state;
struct sway_workspace_state workspace_state;
struct sway_container_state container_state;
};
uint32_t serial;
};
static struct sway_transaction *transaction_create() {
static struct sway_transaction *transaction_create(void) {
struct sway_transaction *transaction =
calloc(1, sizeof(struct sway_transaction));
if (!sway_assert(transaction, "Unable to allocate transaction")) {
@ -86,14 +86,7 @@ static void transaction_destroy(struct sway_transaction *transaction) {
static void copy_output_state(struct sway_output *output,
struct sway_transaction_instruction *instruction) {
struct sway_output_state *state =
calloc(1, sizeof(struct sway_output_state));
if (!state) {
wlr_log(WLR_ERROR, "Could not allocate output state");
return;
}
instruction->output_state = state;
struct sway_output_state *state = &instruction->output_state;
state->workspaces = create_list();
list_cat(state->workspaces, output->workspaces);
@ -102,13 +95,7 @@ static void copy_output_state(struct sway_output *output,
static void copy_workspace_state(struct sway_workspace *ws,
struct sway_transaction_instruction *instruction) {
struct sway_workspace_state *state =
calloc(1, sizeof(struct sway_workspace_state));
if (!state) {
wlr_log(WLR_ERROR, "Could not allocate workspace state");
return;
}
instruction->workspace_state = state;
struct sway_workspace_state *state = &instruction->workspace_state;
state->fullscreen = ws->fullscreen;
state->x = ws->x;
@ -138,13 +125,7 @@ static void copy_workspace_state(struct sway_workspace *ws,
static void copy_container_state(struct sway_container *container,
struct sway_transaction_instruction *instruction) {
struct sway_container_state *state =
calloc(1, sizeof(struct sway_container_state));
if (!state) {
wlr_log(WLR_ERROR, "Could not allocate container state");
return;
}
instruction->container_state = state;
struct sway_container_state *state = &instruction->container_state;
state->layout = container->layout;
state->con_x = container->x;
@ -301,15 +282,15 @@ static void transaction_apply(struct sway_transaction *transaction) {
case N_ROOT:
break;
case N_OUTPUT:
apply_output_state(node->sway_output, instruction->output_state);
apply_output_state(node->sway_output, &instruction->output_state);
break;
case N_WORKSPACE:
apply_workspace_state(node->sway_workspace,
instruction->workspace_state);
&instruction->workspace_state);
break;
case N_CONTAINER:
apply_container_state(node->sway_container,
instruction->container_state);
&instruction->container_state);
break;
}
@ -335,7 +316,7 @@ static bool transaction_same_nodes(struct sway_transaction *a,
return true;
}
static void transaction_progress_queue() {
static void transaction_progress_queue(void) {
if (!server.transactions->length) {
return;
}
@ -390,7 +371,7 @@ static bool should_configure(struct sway_node *node,
return false;
}
struct sway_container_state *cstate = &node->sway_container->current;
struct sway_container_state *istate = instruction->container_state;
struct sway_container_state *istate = &instruction->container_state;
#ifdef HAVE_XWAYLAND
// Xwayland views are position-aware and need to be reconfigured
// when their position changes.
@ -418,10 +399,10 @@ static void transaction_commit(struct sway_transaction *transaction) {
struct sway_node *node = instruction->node;
if (should_configure(node, instruction)) {
instruction->serial = view_configure(node->sway_container->view,
instruction->container_state->view_x,
instruction->container_state->view_y,
instruction->container_state->view_width,
instruction->container_state->view_height);
instruction->container_state.view_x,
instruction->container_state.view_y,
instruction->container_state.view_width,
instruction->container_state.view_height);
++transaction->num_waiting;
// From here on we are rendering a saved buffer of the view, which
@ -513,8 +494,8 @@ void transaction_notify_view_ready_by_size(struct sway_view *view,
int width, int height) {
struct sway_transaction_instruction *instruction =
view->container->node.instruction;
if (instruction->container_state->view_width == width &&
instruction->container_state->view_height == height) {
if (instruction->container_state.view_width == width &&
instruction->container_state.view_height == height) {
set_instruction_ready(instruction);
}
}