Backport:Fix: Don't override user variables within the build system

[deliverable/lttng-tools.git] / src / common / defaults.h

diff --git a/src/common/defaults.h b/src/common/defaults.h
index 59fe8ec46054b9314e2284c87db5d1a0fa6fe5b9..5f4d4d0b936a755bd0d21b046e697f072d68ce62 100644 (file)
--- a/src/common/defaults.h
+++ b/src/common/defaults.h
@@ -20,7 +20,8 @@
 #ifndef _DEFAULTS_H
 #define _DEFAULTS_H
 
-#include <src/common/macros.h>
+#include <pthread.h>
+#include <common/macros.h>
 
 /* Default unix group name for tracing. */
 #define DEFAULT_TRACING_GROUP                   "tracing"
@@ -188,7 +189,7 @@
 #define DEFAULT_PYTHON_EVENT_COMPONENT    "lttng_python"
 #define DEFAULT_PYTHON_EVENT_NAME         DEFAULT_PYTHON_EVENT_COMPONENT ":*"
 
-#define DEFAULT_CHANNEL_OVERWRITE       0
+#define DEFAULT_CHANNEL_OVERWRITE       -1
 #define DEFAULT_CHANNEL_TRACEFILE_SIZE  CONFIG_DEFAULT_CHANNEL_TRACEFILE_SIZE
 #define DEFAULT_CHANNEL_TRACEFILE_COUNT CONFIG_DEFAULT_CHANNEL_TRACEFILE_COUNT
 
@@ -285,6 +286,10 @@
  */
 #define DEFAULT_INET_TCP_TIMEOUT                       180     /* sec */
 
+/* Maximum payload size for a control connection */
+
+#define DEFAULT_NETWORK_RELAYD_CTRL_MAX_PAYLOAD_SIZE 134217728
+
 /*
  * Default receiving and sending timeout for an application socket.
  */
@@ -309,6 +314,17 @@
 /* Default LTTng MI XML namespace. */
 #define DEFAULT_LTTNG_MI_NAMESPACE             "http://lttng.org/xml/ns/lttng-mi"
 
+/* Default thread stack size; the default mandated by pthread_create(3) */
+#define DEFAULT_LTTNG_THREAD_STACK_SIZE                2097152
+
+#define DEFAULT_LTTNG_RELAYD_TCP_KEEP_ALIVE_ENV "LTTNG_RELAYD_TCP_KEEP_ALIVE"
+#define DEFAULT_LTTNG_RELAYD_TCP_KEEP_ALIVE_IDLE_TIME_ENV "LTTNG_RELAYD_TCP_KEEP_ALIVE_IDLE_TIME"
+#define DEFAULT_LTTNG_RELAYD_TCP_KEEP_ALIVE_MAX_PROBE_COUNT_ENV "LTTNG_RELAYD_TCP_KEEP_ALIVE_MAX_PROBE_COUNT"
+#define DEFAULT_LTTNG_RELAYD_TCP_KEEP_ALIVE_PROBE_INTERVAL_ENV "LTTNG_RELAYD_TCP_KEEP_ALIVE_PROBE_INTERVAL"
+#define DEFAULT_LTTNG_RELAYD_TCP_KEEP_ALIVE_ABORT_THRESHOLD_ENV "LTTNG_RELAYD_TCP_KEEP_ALIVE_ABORT_THRESHOLD"
+
+#define DEFAULT_LTTNG_RELAYD_WORKING_DIRECTORY_ENV "LTTNG_RELAYD_WORKING_DIRECTORY"
+
 /*
  * Returns the default subbuf size.
  *
@@ -354,4 +370,16 @@ size_t default_get_ust_pid_channel_subbuf_size(void);
 LTTNG_HIDDEN
 size_t default_get_ust_uid_channel_subbuf_size(void);
 
+/*
+ * Get the default pthread_attr to use on thread creation.
+ *
+ * Some libc, such as musl, don't honor the limit set for the stack size and use
+ * their own empirically chosen static value. This function checks if the
+ * current stack size is smaller than the stack size limit and if so returns a
+ * pthread_attr_t pointer where the thread stack size is set to the soft stack
+ * size limit.
+ */
+LTTNG_HIDDEN
+pthread_attr_t *default_pthread_attr(void);
+
 #endif /* _DEFAULTS_H */