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-rw-r--r--libnetdata/threads/threads.h87
1 files changed, 87 insertions, 0 deletions
diff --git a/libnetdata/threads/threads.h b/libnetdata/threads/threads.h
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+++ b/libnetdata/threads/threads.h
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+// SPDX-License-Identifier: GPL-3.0-or-later
+
+#ifndef NETDATA_THREADS_H
+#define NETDATA_THREADS_H 1
+
+#include "../libnetdata.h"
+
+pid_t gettid(void);
+
+typedef enum {
+ NETDATA_THREAD_OPTION_DEFAULT = 0 << 0,
+ NETDATA_THREAD_OPTION_JOINABLE = 1 << 0,
+ NETDATA_THREAD_OPTION_DONT_LOG_STARTUP = 1 << 1,
+ NETDATA_THREAD_OPTION_DONT_LOG_CLEANUP = 1 << 2,
+ NETDATA_THREAD_OPTION_DONT_LOG = NETDATA_THREAD_OPTION_DONT_LOG_STARTUP|NETDATA_THREAD_OPTION_DONT_LOG_CLEANUP,
+} NETDATA_THREAD_OPTIONS;
+
+#define netdata_thread_cleanup_push(func, arg) pthread_cleanup_push(func, arg)
+#define netdata_thread_cleanup_pop(execute) pthread_cleanup_pop(execute)
+
+void netdata_thread_set_tag(const char *tag);
+
+typedef pthread_t netdata_thread_t;
+
+struct netdata_static_thread {
+ // the name of the thread as it should appear in the logs
+ char *name;
+
+ // the section of netdata.conf to check if this is enabled or not
+ char *config_section;
+
+ // the name of the config option to check if it is true or false
+ char *config_name;
+
+ // the current status of the thread
+ volatile sig_atomic_t enabled;
+
+ // internal use, to maintain a pointer to the created thread
+ netdata_thread_t *thread;
+
+ // an initialization function to run before spawning the thread
+ void (*init_routine) (void);
+
+ // the threaded worker
+ void *(*start_routine) (void *);
+
+ // the environment variable to create
+ char *env_name;
+
+ // global variable
+ bool *global_variable;
+};
+
+#define NETDATA_MAIN_THREAD_RUNNING CONFIG_BOOLEAN_YES
+#define NETDATA_MAIN_THREAD_EXITING (CONFIG_BOOLEAN_YES + 1)
+#define NETDATA_MAIN_THREAD_EXITED CONFIG_BOOLEAN_NO
+
+#define NETDATA_THREAD_TAG_MAX 100
+const char *netdata_thread_tag(void);
+int netdata_thread_tag_exists(void);
+
+size_t netdata_threads_init(void);
+void netdata_threads_init_after_fork(size_t stacksize);
+void netdata_threads_init_for_external_plugins(size_t stacksize);
+
+int netdata_thread_create(netdata_thread_t *thread, const char *tag, NETDATA_THREAD_OPTIONS options, void *(*start_routine) (void *), void *arg);
+
+#ifdef NETDATA_INTERNAL_CHECKS
+#define netdata_thread_cancel(thread) netdata_thread_cancel_with_trace(thread, __LINE__, __FILE__, __FUNCTION__)
+int netdata_thread_cancel_with_trace(netdata_thread_t thread, int line, const char *file, const char *function);
+#else
+int netdata_thread_cancel(netdata_thread_t thread);
+#endif
+
+int netdata_thread_join(netdata_thread_t thread, void **retval);
+int netdata_thread_detach(pthread_t thread);
+
+#define NETDATA_THREAD_NAME_MAX 15
+void uv_thread_set_name_np(uv_thread_t ut, const char* name);
+void os_thread_get_current_name_np(char threadname[NETDATA_THREAD_NAME_MAX + 1]);
+
+void webrtc_set_thread_name(void);
+
+#define netdata_thread_self pthread_self
+#define netdata_thread_testcancel pthread_testcancel
+
+#endif //NETDATA_THREADS_H