if (expr) {
lttng_event_expr_destroy(&expr->parent);
}
- expr = NULL;
+ expr = nullptr;
end:
return expr;
struct lttng_event_expr *lttng_event_expr_event_payload_field_create(const char *field_name)
{
- struct lttng_event_expr *expr = NULL;
+ struct lttng_event_expr *expr = nullptr;
if (!field_name) {
goto end;
struct lttng_event_expr *lttng_event_expr_channel_context_field_create(const char *field_name)
{
- struct lttng_event_expr *expr = NULL;
+ struct lttng_event_expr *expr = nullptr;
if (!field_name) {
goto end;
struct lttng_event_expr *
lttng_event_expr_app_specific_context_field_create(const char *provider_name, const char *type_name)
{
- struct lttng_event_expr_app_specific_context_field *expr = NULL;
+ struct lttng_event_expr_app_specific_context_field *expr = nullptr;
struct lttng_event_expr *ret_parent_expr;
if (!type_name || !provider_name) {
if (expr) {
lttng_event_expr_destroy(&expr->parent);
}
- ret_parent_expr = NULL;
+ ret_parent_expr = nullptr;
end:
return ret_parent_expr;
lttng_event_expr_array_field_element_create(struct lttng_event_expr *array_field_expr,
unsigned int index)
{
- struct lttng_event_expr_array_field_element *expr = NULL;
+ struct lttng_event_expr_array_field_element *expr = nullptr;
struct lttng_event_expr *ret_parent_expr;
/* The parent array field expression must be an l-value */
goto end;
error:
- ret_parent_expr = NULL;
+ ret_parent_expr = nullptr;
end:
return ret_parent_expr;
const char *lttng_event_expr_event_payload_field_get_name(const struct lttng_event_expr *expr)
{
- const char *ret = NULL;
+ const char *ret = nullptr;
if (!expr || expr->type != LTTNG_EVENT_EXPR_TYPE_EVENT_PAYLOAD_FIELD) {
goto end;
const char *lttng_event_expr_channel_context_field_get_name(const struct lttng_event_expr *expr)
{
- const char *ret = NULL;
+ const char *ret = nullptr;
if (!expr || expr->type != LTTNG_EVENT_EXPR_TYPE_CHANNEL_CONTEXT_FIELD) {
goto end;
const char *
lttng_event_expr_app_specific_context_field_get_provider_name(const struct lttng_event_expr *expr)
{
- const char *ret = NULL;
+ const char *ret = nullptr;
if (!expr || expr->type != LTTNG_EVENT_EXPR_TYPE_APP_SPECIFIC_CONTEXT_FIELD) {
goto end;
const char *
lttng_event_expr_app_specific_context_field_get_type_name(const struct lttng_event_expr *expr)
{
- const char *ret = NULL;
+ const char *ret = nullptr;
if (!expr || expr->type != LTTNG_EVENT_EXPR_TYPE_APP_SPECIFIC_CONTEXT_FIELD) {
goto end;
const struct lttng_event_expr *
lttng_event_expr_array_field_element_get_parent_expr(const struct lttng_event_expr *expr)
{
- const struct lttng_event_expr *ret = NULL;
+ const struct lttng_event_expr *ret = nullptr;
if (!expr || expr->type != LTTNG_EVENT_EXPR_TYPE_ARRAY_FIELD_ELEMENT) {
goto end;
case LTTNG_EVENT_EXPR_TYPE_APP_SPECIFIC_CONTEXT_FIELD:
{
int ret;
- char *name = NULL;
+ char *name = nullptr;
const char *provider_name, *type_name;
status = bytecode_push_get_app_context_root(bytecode);
{
int status;
struct return_op ret_insn;
- struct lttng_bytecode_alloc *bytecode = NULL;
- struct lttng_bytecode_alloc *bytecode_reloc = NULL;
+ struct lttng_bytecode_alloc *bytecode = nullptr;
+ struct lttng_bytecode_alloc *bytecode_reloc = nullptr;
status = bytecode_init(&bytecode);
if (status) {
{
int ret;
enum lttng_error_code ret_code;
- const char *name = NULL;
+ const char *name = nullptr;
LTTNG_ASSERT(expression);
LTTNG_ASSERT(writer);
{
int ret;
enum lttng_error_code ret_code;
- const char *name = NULL;
+ const char *name = nullptr;
LTTNG_ASSERT(expression);
LTTNG_ASSERT(writer);
{
int ret;
enum lttng_error_code ret_code;
- const char *provider_name = NULL;
- const char *type_name = NULL;
+ const char *provider_name = nullptr;
+ const char *type_name = nullptr;
LTTNG_ASSERT(expression);
LTTNG_ASSERT(writer);
int ret;
enum lttng_error_code ret_code;
enum lttng_event_expr_status status;
- const struct lttng_event_expr *parent_expr = NULL;
+ const struct lttng_event_expr *parent_expr = nullptr;
unsigned int index;
LTTNG_ASSERT(expression);
LTTNG_ASSERT(status == LTTNG_EVENT_EXPR_STATUS_OK);
parent_expr = lttng_event_expr_array_field_element_get_parent_expr(expression);
- LTTNG_ASSERT(parent_expr != NULL);
+ LTTNG_ASSERT(parent_expr != nullptr);
/* Open event expr array field element. */
ret = mi_lttng_writer_open_element(writer, mi_lttng_element_event_expr_array_field_element);