*
* Copyright 2011 (c) - Mathieu Desnoyers <mathieu.desnoyers@efficios.com>
*
- * LTTng trace/channel/event context management.
+ * LTTng UST trace/channel/event context management.
*
* Dual LGPL v2.1/GPL v2 license.
*/
#include <ust/lttng-events.h>
+#include <ust/lttng-tracer.h>
#include <ust/core.h>
#include <string.h>
-#include <ust/usterr-signal-safe.h>
+#include <assert.h>
+
+int lttng_find_context(struct lttng_ctx *ctx, const char *name)
+{
+ unsigned int i;
+
+ for (i = 0; i < ctx->nr_fields; i++) {
+ /* Skip allocated (but non-initialized) contexts */
+ if (!ctx->fields[i].event_field.name)
+ continue;
+ if (!strcmp(ctx->fields[i].event_field.name, name))
+ return 1;
+ }
+ return 0;
+}
/*
* Note: as we append context information, the pointer location may change.
ctx = *ctx_p;
ctx->nr_fields--;
- WARN_ON_ONCE(&ctx->fields[ctx->nr_fields] != field);
+ assert(&ctx->fields[ctx->nr_fields] == field);
memset(&ctx->fields[ctx->nr_fields], 0, sizeof(struct lttng_ctx_field));
}