X-Git-Url: http://git.lttng.org/?a=blobdiff_plain;f=include%2Flttng%2Fust-tracepoint-event.h;h=bb5dbfe369047f85ad7f5b257a6b9cf48ef561b1;hb=f082dde956214e3cc577d19f8bc687dc3a874d1c;hp=ea0e9564f66a66b09131dbf9cdbca8b5f0c0ac54;hpb=0b4b88119eced28c0cd4fcec773f76525103ac3f;p=lttng-ust.git diff --git a/include/lttng/ust-tracepoint-event.h b/include/lttng/ust-tracepoint-event.h index ea0e9564..bb5dbfe3 100644 --- a/include/lttng/ust-tracepoint-event.h +++ b/include/lttng/ust-tracepoint-event.h @@ -15,9 +15,10 @@ #include #include #include +#include #include -#define __LTTNG_UST_NULL_STRING "(null)" +#define LTTNG_UST__NULL_STRING "(null)" #undef tp_list_for_each_entry_rcu #define tp_list_for_each_entry_rcu(pos, head, member) \ @@ -26,95 +27,92 @@ pos = cds_list_entry(tp_rcu_dereference(pos->member.next), __typeof__(*pos), member)) /* - * TRACEPOINT_EVENT_CLASS declares a class of tracepoints receiving the + * LTTNG_UST_TRACEPOINT_EVENT_CLASS declares a class of tracepoints receiving the * same arguments and having the same field layout. * - * TRACEPOINT_EVENT_INSTANCE declares an instance of a tracepoint, with + * LTTNG_UST_TRACEPOINT_EVENT_INSTANCE declares an instance of a tracepoint, with * its own provider and name. It refers to a class (template). * - * TRACEPOINT_EVENT declared both a class and an instance and does a + * LTTNG_UST_TRACEPOINT_EVENT declared both a class and an instance and does a * direct mapping from the instance to the class. */ -#undef TRACEPOINT_EVENT -#define TRACEPOINT_EVENT(_provider, _name, _args, _fields) \ - _TRACEPOINT_EVENT_CLASS(_provider, _name, \ - _TP_PARAMS(_args), \ - _TP_PARAMS(_fields)) \ - _TRACEPOINT_EVENT_INSTANCE(_provider, _name, _name, \ - _TP_PARAMS(_args)) +#undef LTTNG_UST_TRACEPOINT_EVENT +#define LTTNG_UST_TRACEPOINT_EVENT(_provider, _name, _args, _fields) \ + LTTNG_UST__TRACEPOINT_EVENT_CLASS(_provider, _name, \ + LTTNG_UST__TP_PARAMS(_args), \ + LTTNG_UST__TP_PARAMS(_fields)) \ + LTTNG_UST__TRACEPOINT_EVENT_INSTANCE(_provider, _name, _name, \ + LTTNG_UST__TP_PARAMS(_args)) -#undef TRACEPOINT_EVENT_CLASS -#define TRACEPOINT_EVENT_CLASS(_provider, _name, _args, _fields) \ - _TRACEPOINT_EVENT_CLASS(_provider, _name, _TP_PARAMS(_args), _TP_PARAMS(_fields)) +#undef LTTNG_UST_TRACEPOINT_EVENT_CLASS +#define LTTNG_UST_TRACEPOINT_EVENT_CLASS(_provider, _name, _args, _fields) \ + LTTNG_UST__TRACEPOINT_EVENT_CLASS(_provider, _name, LTTNG_UST__TP_PARAMS(_args), LTTNG_UST__TP_PARAMS(_fields)) -#undef TRACEPOINT_EVENT_INSTANCE -#define TRACEPOINT_EVENT_INSTANCE(_provider, _template, _name, _args) \ - _TRACEPOINT_EVENT_INSTANCE(_provider, _template, _name, _TP_PARAMS(_args)) +#undef LTTNG_UST_TRACEPOINT_EVENT_INSTANCE +#define LTTNG_UST_TRACEPOINT_EVENT_INSTANCE(_provider, _template, _name, _args) \ + LTTNG_UST__TRACEPOINT_EVENT_INSTANCE(_provider, _template, _name, LTTNG_UST__TP_PARAMS(_args)) /* Helpers */ -#define _TP_ARRAY_SIZE(arr) (sizeof(arr) / sizeof((arr)[0])) +#define LTTNG_UST__TP_ARRAY_SIZE(arr) (sizeof(arr) / sizeof((arr)[0])) -#define _tp_max_t(type, x, y) \ +#define lttng_ust__tp_max_t(type, x, y) \ ({ \ - type __max1 = (x); \ - type __max2 = (y); \ - __max1 > __max2 ? __max1: __max2; \ + type lttng_ust__max1 = (x); \ + type lttng_ust__max2 = (y); \ + lttng_ust__max1 > lttng_ust__max2 ? lttng_ust__max1: lttng_ust__max2; \ }) /* * Stage 0 of tracepoint event generation. * - * Check that each TRACEPOINT_EVENT provider argument match the - * TRACEPOINT_PROVIDER by creating dummy callbacks. + * Check that each LTTNG_UST_TRACEPOINT_EVENT provider argument match the + * LTTNG_UST_TRACEPOINT_PROVIDER by creating dummy callbacks. */ -/* Reset all macros within TRACEPOINT_EVENT */ +/* Reset all macros within LTTNG_UST_TRACEPOINT_EVENT */ #include static inline -void _TP_COMBINE_TOKENS(__tracepoint_provider_mismatch_, TRACEPOINT_PROVIDER)(void) +void LTTNG_UST__TP_COMBINE_TOKENS(lttng_ust_tracepoint_provider_mismatch_, LTTNG_UST_TRACEPOINT_PROVIDER)(void) lttng_ust_notrace; static inline -void _TP_COMBINE_TOKENS(__tracepoint_provider_mismatch_, TRACEPOINT_PROVIDER)(void) +void LTTNG_UST__TP_COMBINE_TOKENS(lttng_ust_tracepoint_provider_mismatch_, LTTNG_UST_TRACEPOINT_PROVIDER)(void) { } -#undef _TRACEPOINT_EVENT_CLASS -#define _TRACEPOINT_EVENT_CLASS(_provider, _name, _args, _fields) \ - __tracepoint_provider_mismatch_##_provider(); +#undef LTTNG_UST__TRACEPOINT_EVENT_CLASS +#define LTTNG_UST__TRACEPOINT_EVENT_CLASS(_provider, _name, _args, _fields) \ + lttng_ust_tracepoint_provider_mismatch_##_provider(); -#undef _TRACEPOINT_EVENT_INSTANCE -#define _TRACEPOINT_EVENT_INSTANCE(_provider, _template, _name, _args) \ - __tracepoint_provider_mismatch_##_provider(); +#undef LTTNG_UST__TRACEPOINT_EVENT_INSTANCE +#define LTTNG_UST__TRACEPOINT_EVENT_INSTANCE(_provider, _template, _name, _args) \ + lttng_ust_tracepoint_provider_mismatch_##_provider(); static inline -void _TP_COMBINE_TOKENS(__tracepoint_provider_check_, TRACEPOINT_PROVIDER)(void) +void LTTNG_UST__TP_COMBINE_TOKENS(lttng_ust_tracepoint_provider_check_, LTTNG_UST_TRACEPOINT_PROVIDER)(void) lttng_ust_notrace; static inline -void _TP_COMBINE_TOKENS(__tracepoint_provider_check_, TRACEPOINT_PROVIDER)(void) +void LTTNG_UST__TP_COMBINE_TOKENS(lttng_ust_tracepoint_provider_check_, LTTNG_UST_TRACEPOINT_PROVIDER)(void) { -#include TRACEPOINT_INCLUDE +#include LTTNG_UST_TRACEPOINT_INCLUDE } /* * Stage 0.1 of tracepoint event generation. * - * Check that each TRACEPOINT_EVENT provider:name does not exceed the + * Check that each LTTNG_UST_TRACEPOINT_EVENT provider:name does not exceed the * tracepoint name length limit. */ -/* Reset all macros within TRACEPOINT_EVENT */ +/* Reset all macros within LTTNG_UST_TRACEPOINT_EVENT */ #include -#undef _TRACEPOINT_EVENT_INSTANCE -#define _TRACEPOINT_EVENT_INSTANCE(_provider, _template, _name, _args) \ -static const char \ - __tp_name_len_check##_provider##___##_name[LTTNG_UST_ABI_SYM_NAME_LEN] \ - __attribute__((unused)) = \ - #_provider ":" #_name; +#undef LTTNG_UST__TRACEPOINT_EVENT_INSTANCE +#define LTTNG_UST__TRACEPOINT_EVENT_INSTANCE(_provider, _template, _name, _args) \ + lttng_ust_tracepoint_validate_name_len(_provider, _name); -#include TRACEPOINT_INCLUDE +#include LTTNG_UST_TRACEPOINT_INCLUDE /* * Stage 0.2 of tracepoint event generation. @@ -124,21 +122,21 @@ static const char \ * class and the instance using the class actually match. */ -/* Reset all macros within TRACEPOINT_EVENT */ +/* Reset all macros within LTTNG_UST_TRACEPOINT_EVENT */ #include -#undef TP_ARGS -#define TP_ARGS(...) __VA_ARGS__ +#undef LTTNG_UST_TP_ARGS +#define LTTNG_UST_TP_ARGS(...) __VA_ARGS__ -#undef _TRACEPOINT_EVENT_INSTANCE -#define _TRACEPOINT_EVENT_INSTANCE(_provider, _template, _name, _args) \ -void __event_template_proto___##_provider##___##_template(_TP_ARGS_DATA_PROTO(_args)); +#undef LTTNG_UST__TRACEPOINT_EVENT_INSTANCE +#define LTTNG_UST__TRACEPOINT_EVENT_INSTANCE(_provider, _template, _name, _args) \ +void lttng_ust__event_template_proto___##_provider##___##_template(LTTNG_UST__TP_ARGS_DATA_PROTO(_args)); -#undef _TRACEPOINT_EVENT_CLASS -#define _TRACEPOINT_EVENT_CLASS(_provider, _name, _args, _fields) \ -void __event_template_proto___##_provider##___##_name(_TP_ARGS_DATA_PROTO(_args)); +#undef LTTNG_UST__TRACEPOINT_EVENT_CLASS +#define LTTNG_UST__TRACEPOINT_EVENT_CLASS(_provider, _name, _args, _fields) \ +void lttng_ust__event_template_proto___##_provider##___##_name(LTTNG_UST__TP_ARGS_DATA_PROTO(_args)); -#include TRACEPOINT_INCLUDE +#include LTTNG_UST_TRACEPOINT_INCLUDE /* * Stage 0.9 of tracepoint event generation @@ -200,24 +198,29 @@ void __event_template_proto___##_provider##___##_name(_TP_ARGS_DATA_PROTO(_args) .options = LTTNG_UST_ENUM_ENTRY_OPTION_IS_AUTO, \ }), -#undef TP_ENUM_VALUES -#define TP_ENUM_VALUES(...) \ +#undef LTTNG_UST_TP_ENUM_VALUES +#define LTTNG_UST_TP_ENUM_VALUES(...) \ __VA_ARGS__ -#undef TRACEPOINT_ENUM -#define TRACEPOINT_ENUM(_provider, _name, _values) \ - const struct lttng_ust_enum_entry *__enum_values__##_provider##_##_name[] = { \ +#if LTTNG_UST_COMPAT_API(0) +# undef TP_ENUM_VALUES +# define TP_ENUM_VALUES LTTNG_UST_TP_ENUM_VALUES +#endif /* #if LTTNG_UST_COMPAT_API(0) */ + +#undef LTTNG_UST_TRACEPOINT_ENUM +#define LTTNG_UST_TRACEPOINT_ENUM(_provider, _name, _values) \ + const struct lttng_ust_enum_entry * const __enum_values__##_provider##_##_name[] = { \ _values \ ctf_enum_value("", 0) /* Dummy, 0-len array forbidden by C99. */ \ }; -#include TRACEPOINT_INCLUDE +#include LTTNG_UST_TRACEPOINT_INCLUDE /* * Stage 0.9.1 * Verifying array and sequence elements are of an integer type. */ -/* Reset all macros within TRACEPOINT_EVENT */ +/* Reset all macros within LTTNG_UST_TRACEPOINT_EVENT */ #include #include #include @@ -234,14 +237,14 @@ void __event_template_proto___##_provider##___##_name(_TP_ARGS_DATA_PROTO(_args) _elem_type_base) \ lttng_ust_ctf_array_element_type_is_supported(_type, _item); -#undef TP_FIELDS -#define TP_FIELDS(...) __VA_ARGS__ /* Only one used in this phase */ +#undef LTTNG_UST_TP_FIELDS +#define LTTNG_UST_TP_FIELDS(...) __VA_ARGS__ /* Only one used in this phase */ -#undef _TRACEPOINT_EVENT_CLASS -#define _TRACEPOINT_EVENT_CLASS(_provider, _name, _args, _fields) \ +#undef LTTNG_UST__TRACEPOINT_EVENT_CLASS +#define LTTNG_UST__TRACEPOINT_EVENT_CLASS(_provider, _name, _args, _fields) \ _fields -#include TRACEPOINT_INCLUDE +#include LTTNG_UST_TRACEPOINT_INCLUDE /* * Stage 1 of tracepoint event generation. @@ -250,7 +253,7 @@ void __event_template_proto___##_provider##___##_name(_TP_ARGS_DATA_PROTO(_args) * Each event produce an array of fields. */ -/* Reset all macros within TRACEPOINT_EVENT */ +/* Reset all macros within LTTNG_UST_TRACEPOINT_EVENT */ #include #include #include @@ -360,26 +363,26 @@ void __event_template_proto___##_provider##___##_name(_TP_ARGS_DATA_PROTO(_args) .nofilter = 0, \ }), -#undef TP_FIELDS -#define TP_FIELDS(...) __VA_ARGS__ /* Only one used in this phase */ +#undef LTTNG_UST_TP_FIELDS +#define LTTNG_UST_TP_FIELDS(...) __VA_ARGS__ /* Only one used in this phase */ -#undef _TRACEPOINT_EVENT_CLASS -#define _TRACEPOINT_EVENT_CLASS(_provider, _name, _args, _fields) \ - static const struct lttng_ust_event_field *__event_fields___##_provider##___##_name[] = { \ +#undef LTTNG_UST__TRACEPOINT_EVENT_CLASS +#define LTTNG_UST__TRACEPOINT_EVENT_CLASS(_provider, _name, _args, _fields) \ + static const struct lttng_ust_event_field * const lttng_ust__event_fields___##_provider##___##_name[] = { \ _fields \ ctf_integer(int, dummy, 0) /* Dummy, C99 forbids 0-len array. */ \ }; -#undef TRACEPOINT_ENUM -#define TRACEPOINT_ENUM(_provider, _name, _values) \ +#undef LTTNG_UST_TRACEPOINT_ENUM +#define LTTNG_UST_TRACEPOINT_ENUM(_provider, _name, _values) \ static const struct lttng_ust_enum_desc __enum_##_provider##_##_name = { \ .struct_size = sizeof(struct lttng_ust_enum_desc), \ .name = #_provider "_" #_name, \ .entries = __enum_values__##_provider##_##_name, \ - .nr_entries = _TP_ARRAY_SIZE(__enum_values__##_provider##_##_name) - 1, \ + .nr_entries = LTTNG_UST__TP_ARRAY_SIZE(__enum_values__##_provider##_##_name) - 1, \ }; -#include TRACEPOINT_INCLUDE +#include LTTNG_UST_TRACEPOINT_INCLUDE /* * Stage 2 of tracepoint event generation. @@ -387,17 +390,17 @@ void __event_template_proto___##_provider##___##_name(_TP_ARGS_DATA_PROTO(_args) * Create probe callback prototypes. */ -/* Reset all macros within TRACEPOINT_EVENT */ +/* Reset all macros within LTTNG_UST_TRACEPOINT_EVENT */ #include -#undef TP_ARGS -#define TP_ARGS(...) __VA_ARGS__ +#undef LTTNG_UST_TP_ARGS +#define LTTNG_UST_TP_ARGS(...) __VA_ARGS__ -#undef _TRACEPOINT_EVENT_CLASS -#define _TRACEPOINT_EVENT_CLASS(_provider, _name, _args, _fields) \ -static void __event_probe__##_provider##___##_name(_TP_ARGS_DATA_PROTO(_args)); +#undef LTTNG_UST__TRACEPOINT_EVENT_CLASS +#define LTTNG_UST__TRACEPOINT_EVENT_CLASS(_provider, _name, _args, _fields) \ +static void lttng_ust__event_probe__##_provider##___##_name(LTTNG_UST__TP_ARGS_DATA_PROTO(_args)); -#include TRACEPOINT_INCLUDE +#include LTTNG_UST_TRACEPOINT_INCLUDE /* * Stage 3.0 of tracepoint event generation. @@ -405,7 +408,7 @@ static void __event_probe__##_provider##___##_name(_TP_ARGS_DATA_PROTO(_args)); * Create static inline function that calculates event size. */ -/* Reset all macros within TRACEPOINT_EVENT */ +/* Reset all macros within LTTNG_UST_TRACEPOINT_EVENT */ #include #include @@ -446,7 +449,7 @@ static void __event_probe__##_provider##___##_name(_TP_ARGS_DATA_PROTO(_args)); #undef _ctf_string #define _ctf_string(_item, _src, _nowrite) \ __event_len += __dynamic_len[__dynamic_len_idx++] = \ - strlen((_src) ? (_src) : __LTTNG_UST_NULL_STRING) + 1; + strlen((_src) ? (_src) : LTTNG_UST__NULL_STRING) + 1; #undef _ctf_unused #define _ctf_unused(_src) \ @@ -457,21 +460,21 @@ static void __event_probe__##_provider##___##_name(_TP_ARGS_DATA_PROTO(_args)); #define _ctf_enum(_provider, _name, _type, _item, _src, _nowrite) \ _ctf_integer_ext(_type, _item, _src, BYTE_ORDER, 10, _nowrite) -#undef TP_ARGS -#define TP_ARGS(...) __VA_ARGS__ +#undef LTTNG_UST_TP_ARGS +#define LTTNG_UST_TP_ARGS(...) __VA_ARGS__ -#undef TP_FIELDS -#define TP_FIELDS(...) __VA_ARGS__ +#undef LTTNG_UST_TP_FIELDS +#define LTTNG_UST_TP_FIELDS(...) __VA_ARGS__ -#undef _TRACEPOINT_EVENT_CLASS -#define _TRACEPOINT_EVENT_CLASS(_provider, _name, _args, _fields) \ +#undef LTTNG_UST__TRACEPOINT_EVENT_CLASS +#define LTTNG_UST__TRACEPOINT_EVENT_CLASS(_provider, _name, _args, _fields) \ static inline \ -size_t __event_get_size__##_provider##___##_name(size_t *__dynamic_len, _TP_ARGS_DATA_PROTO(_args)) \ +size_t lttng_ust__event_get_size__##_provider##___##_name(size_t *__dynamic_len, LTTNG_UST__TP_ARGS_DATA_PROTO(_args)) \ lttng_ust_notrace; \ static inline \ -size_t __event_get_size__##_provider##___##_name( \ +size_t lttng_ust__event_get_size__##_provider##___##_name( \ size_t *__dynamic_len __attribute__((__unused__)), \ - _TP_ARGS_DATA_PROTO(_args)) \ + LTTNG_UST__TP_ARGS_DATA_PROTO(_args)) \ { \ size_t __event_len = 0; \ unsigned int __dynamic_len_idx __attribute__((__unused__)) = 0; \ @@ -483,7 +486,7 @@ size_t __event_get_size__##_provider##___##_name( \ return __event_len; \ } -#include TRACEPOINT_INCLUDE +#include LTTNG_UST_TRACEPOINT_INCLUDE /* * Stage 3.1 of tracepoint event generation. @@ -492,7 +495,7 @@ size_t __event_get_size__##_provider##___##_name( \ * We make both write and nowrite data available to the filter. */ -/* Reset all macros within TRACEPOINT_EVENT */ +/* Reset all macros within LTTNG_UST_TRACEPOINT_EVENT */ #include #include #include @@ -612,7 +615,7 @@ size_t __event_get_size__##_provider##___##_name( \ #define _ctf_string(_item, _src, _nowrite) \ { \ const void *__ctf_tmp_ptr = \ - ((_src) ? (_src) : __LTTNG_UST_NULL_STRING); \ + ((_src) ? (_src) : LTTNG_UST__NULL_STRING); \ memcpy(__stack_data, &__ctf_tmp_ptr, sizeof(void *)); \ __stack_data += sizeof(void *); \ } @@ -626,17 +629,17 @@ size_t __event_get_size__##_provider##___##_name( \ #define _ctf_enum(_provider, _name, _type, _item, _src, _nowrite) \ _ctf_integer_ext(_type, _item, _src, BYTE_ORDER, 10, _nowrite) -#undef TP_ARGS -#define TP_ARGS(...) __VA_ARGS__ +#undef LTTNG_UST_TP_ARGS +#define LTTNG_UST_TP_ARGS(...) __VA_ARGS__ -#undef TP_FIELDS -#define TP_FIELDS(...) __VA_ARGS__ +#undef LTTNG_UST_TP_FIELDS +#define LTTNG_UST_TP_FIELDS(...) __VA_ARGS__ -#undef _TRACEPOINT_EVENT_CLASS -#define _TRACEPOINT_EVENT_CLASS(_provider, _name, _args, _fields) \ +#undef LTTNG_UST__TRACEPOINT_EVENT_CLASS +#define LTTNG_UST__TRACEPOINT_EVENT_CLASS(_provider, _name, _args, _fields) \ static inline \ -void __event_prepare_interpreter_stack__##_provider##___##_name(char *__stack_data,\ - _TP_ARGS_DATA_PROTO(_args)) \ +void lttng_ust__event_prepare_interpreter_stack__##_provider##___##_name(char *__stack_data,\ + LTTNG_UST__TP_ARGS_DATA_PROTO(_args)) \ { \ if (0) { \ (void) __tp_data; /* don't warn if unused */ \ @@ -646,7 +649,7 @@ void __event_prepare_interpreter_stack__##_provider##___##_name(char *__stack_da _fields \ } -#include TRACEPOINT_INCLUDE +#include LTTNG_UST_TRACEPOINT_INCLUDE /* * Stage 4 of tracepoint event generation. @@ -654,7 +657,7 @@ void __event_prepare_interpreter_stack__##_provider##___##_name(char *__stack_da * Create static inline function that calculates event payload alignment. */ -/* Reset all macros within TRACEPOINT_EVENT */ +/* Reset all macros within LTTNG_UST_TRACEPOINT_EVENT */ #include #include @@ -662,20 +665,20 @@ void __event_prepare_interpreter_stack__##_provider##___##_name(char *__stack_da #define _ctf_integer_ext(_type, _item, _src, _byte_order, _base, _nowrite) \ if (0) \ (void) (_src); /* Unused */ \ - __event_align = _tp_max_t(size_t, __event_align, lttng_ust_rb_alignof(_type)); + lttng_ust__event_align = lttng_ust__tp_max_t(size_t, lttng_ust__event_align, lttng_ust_rb_alignof(_type)); #undef _ctf_float #define _ctf_float(_type, _item, _src, _nowrite) \ if (0) \ (void) (_src); /* Unused */ \ - __event_align = _tp_max_t(size_t, __event_align, lttng_ust_rb_alignof(_type)); + lttng_ust__event_align = lttng_ust__tp_max_t(size_t, lttng_ust__event_align, lttng_ust_rb_alignof(_type)); #undef _ctf_array_encoded #define _ctf_array_encoded(_type, _item, _src, _byte_order, _length, \ _encoding, _nowrite, _elem_type_base) \ if (0) \ (void) (_src); /* Unused */ \ - __event_align = _tp_max_t(size_t, __event_align, lttng_ust_rb_alignof(_type)); + lttng_ust__event_align = lttng_ust__tp_max_t(size_t, lttng_ust__event_align, lttng_ust_rb_alignof(_type)); #undef _ctf_sequence_encoded #define _ctf_sequence_encoded(_type, _item, _src, _byte_order, _length_type, \ @@ -684,8 +687,8 @@ void __event_prepare_interpreter_stack__##_provider##___##_name(char *__stack_da (void) (_src); /* Unused */ \ if (0) \ (void) (_src_length); /* Unused */ \ - __event_align = _tp_max_t(size_t, __event_align, lttng_ust_rb_alignof(_length_type)); \ - __event_align = _tp_max_t(size_t, __event_align, lttng_ust_rb_alignof(_type)); + lttng_ust__event_align = lttng_ust__tp_max_t(size_t, lttng_ust__event_align, lttng_ust_rb_alignof(_length_type)); \ + lttng_ust__event_align = lttng_ust__tp_max_t(size_t, lttng_ust__event_align, lttng_ust_rb_alignof(_type)); #undef _ctf_string #define _ctf_string(_item, _src, _nowrite) \ @@ -701,26 +704,26 @@ void __event_prepare_interpreter_stack__##_provider##___##_name(char *__stack_da #define _ctf_enum(_provider, _name, _type, _item, _src, _nowrite) \ _ctf_integer_ext(_type, _item, _src, BYTE_ORDER, 10, _nowrite) -#undef TP_ARGS -#define TP_ARGS(...) __VA_ARGS__ +#undef LTTNG_UST_TP_ARGS +#define LTTNG_UST_TP_ARGS(...) __VA_ARGS__ -#undef TP_FIELDS -#define TP_FIELDS(...) __VA_ARGS__ +#undef LTTNG_UST_TP_FIELDS +#define LTTNG_UST_TP_FIELDS(...) __VA_ARGS__ -#undef _TRACEPOINT_EVENT_CLASS -#define _TRACEPOINT_EVENT_CLASS(_provider, _name, _args, _fields) \ +#undef LTTNG_UST__TRACEPOINT_EVENT_CLASS +#define LTTNG_UST__TRACEPOINT_EVENT_CLASS(_provider, _name, _args, _fields) \ static inline \ -size_t __event_get_align__##_provider##___##_name(_TP_ARGS_PROTO(_args)) \ +size_t lttng_ust__event_get_align__##_provider##___##_name(LTTNG_UST__TP_ARGS_PROTO(_args)) \ lttng_ust_notrace; \ static inline \ -size_t __event_get_align__##_provider##___##_name(_TP_ARGS_PROTO(_args)) \ +size_t lttng_ust__event_get_align__##_provider##___##_name(LTTNG_UST__TP_ARGS_PROTO(_args)) \ { \ - size_t __event_align = 1; \ + size_t lttng_ust__event_align = 1; \ _fields \ - return __event_align; \ + return lttng_ust__event_align; \ } -#include TRACEPOINT_INCLUDE +#include LTTNG_UST_TRACEPOINT_INCLUDE /* @@ -730,7 +733,7 @@ size_t __event_get_align__##_provider##___##_name(_TP_ARGS_PROTO(_args)) \ * and writes event data into the buffer. */ -/* Reset all macros within TRACEPOINT_EVENT */ +/* Reset all macros within LTTNG_UST_TRACEPOINT_EVENT */ #include #include @@ -765,17 +768,17 @@ size_t __event_get_align__##_provider##___##_name(_TP_ARGS_PROTO(_args)) \ } \ if (lttng_ust_string_encoding_##_encoding == lttng_ust_string_encoding_none) \ __chan->ops->event_write(&__ctx, _src, \ - sizeof(_type) * __get_dynamic_len(dest), lttng_ust_rb_alignof(_type)); \ + sizeof(_type) * lttng_ust__get_dynamic_len(dest), lttng_ust_rb_alignof(_type)); \ else \ - __chan->ops->event_pstrcpy_pad(&__ctx, (const char *) (_src), __get_dynamic_len(dest)); \ + __chan->ops->event_pstrcpy_pad(&__ctx, (const char *) (_src), lttng_ust__get_dynamic_len(dest)); \ #undef _ctf_string #define _ctf_string(_item, _src, _nowrite) \ { \ const char *__ctf_tmp_string = \ - ((_src) ? (_src) : __LTTNG_UST_NULL_STRING); \ + ((_src) ? (_src) : LTTNG_UST__NULL_STRING); \ __chan->ops->event_strcpy(&__ctx, __ctf_tmp_string, \ - __get_dynamic_len(dest)); \ + lttng_ust__get_dynamic_len(dest)); \ } #undef _ctf_unused @@ -786,25 +789,25 @@ size_t __event_get_align__##_provider##___##_name(_TP_ARGS_PROTO(_args)) \ _ctf_integer_ext(_type, _item, _src, BYTE_ORDER, 10, _nowrite) /* Beware: this get len actually consumes the len value */ -#undef __get_dynamic_len -#define __get_dynamic_len(field) __stackvar.__dynamic_len[__dynamic_len_idx++] +#undef lttng_ust__get_dynamic_len +#define lttng_ust__get_dynamic_len(field) __stackvar.__dynamic_len[__dynamic_len_idx++] -#undef TP_ARGS -#define TP_ARGS(...) __VA_ARGS__ +#undef LTTNG_UST_TP_ARGS +#define LTTNG_UST_TP_ARGS(...) __VA_ARGS__ -#undef TP_FIELDS -#define TP_FIELDS(...) __VA_ARGS__ +#undef LTTNG_UST_TP_FIELDS +#define LTTNG_UST_TP_FIELDS(...) __VA_ARGS__ /* * For state dump, check that "session" argument (mandatory) matches the * session this event belongs to. Ensures that we write state dump data only * into the started session, not into all sessions. */ -#undef _TP_SESSION_CHECK -#ifdef TP_SESSION_CHECK -#define _TP_SESSION_CHECK(session, csession) (session == csession) +#undef LTTNG_UST__TP_SESSION_CHECK +#ifdef LTTNG_UST_TP_SESSION_CHECK +#define LTTNG_UST__TP_SESSION_CHECK(session, csession) (session == csession) #else /* TP_SESSION_CHECK */ -#define _TP_SESSION_CHECK(session, csession) 1 +#define LTTNG_UST__TP_SESSION_CHECK(session, csession) 1 #endif /* TP_SESSION_CHECK */ /* @@ -813,15 +816,16 @@ size_t __event_get_align__##_provider##___##_name(_TP_ARGS_PROTO(_args)) \ * architecture for now by always using the NULL value for the ip * context. */ -#undef _TP_IP_PARAM -#ifdef TP_IP_PARAM -#define _TP_IP_PARAM(x) (x) +#undef LTTNG_UST__TP_IP_PARAM + +#ifdef LTTNG_UST_TP_IP_PARAM +#define LTTNG_UST__TP_IP_PARAM(x) (x) #else /* TP_IP_PARAM */ #if defined(LTTNG_UST_ARCH_PPC) && !defined(LTTNG_UST_ARCH_PPC64) -#define _TP_IP_PARAM(x) NULL +#define LTTNG_UST__TP_IP_PARAM(x) NULL #else -#define _TP_IP_PARAM(x) __builtin_return_address(0) +#define LTTNG_UST__TP_IP_PARAM(x) __builtin_return_address(0) #endif #endif /* TP_IP_PARAM */ @@ -833,17 +837,17 @@ size_t __event_get_align__##_provider##___##_name(_TP_ARGS_PROTO(_args)) \ * 2*sizeof(unsigned long) for all supported architectures. * Perform UNION (||) of filter runtime list. */ -#undef _TRACEPOINT_EVENT_CLASS -#define _TRACEPOINT_EVENT_CLASS(_provider, _name, _args, _fields) \ +#undef LTTNG_UST__TRACEPOINT_EVENT_CLASS +#define LTTNG_UST__TRACEPOINT_EVENT_CLASS(_provider, _name, _args, _fields) \ static \ -void __event_probe__##_provider##___##_name(_TP_ARGS_DATA_PROTO(_args)) \ +void lttng_ust__event_probe__##_provider##___##_name(LTTNG_UST__TP_ARGS_DATA_PROTO(_args)) \ lttng_ust_notrace; \ static \ -void __event_probe__##_provider##___##_name(_TP_ARGS_DATA_PROTO(_args)) \ +void lttng_ust__event_probe__##_provider##___##_name(LTTNG_UST__TP_ARGS_DATA_PROTO(_args)) \ { \ struct lttng_ust_event_common *__event = (struct lttng_ust_event_common *) __tp_data; \ size_t __dynamic_len_idx = 0; \ - const size_t __num_fields = _TP_ARRAY_SIZE(__event_fields___##_provider##___##_name) - 1; \ + const size_t __num_fields = LTTNG_UST__TP_ARRAY_SIZE(lttng_ust__event_fields___##_provider##___##_name) - 1; \ union { \ size_t __dynamic_len[__num_fields]; \ char __interpreter_stack_data[2 * sizeof(unsigned long) * __num_fields]; \ @@ -856,11 +860,11 @@ void __event_probe__##_provider##___##_name(_TP_ARGS_DATA_PROTO(_args)) \ switch (__event->type) { \ case LTTNG_UST_EVENT_TYPE_RECORDER: \ { \ - struct lttng_ust_event_recorder *__event_recorder = (struct lttng_ust_event_recorder *) __event->child; \ - struct lttng_ust_channel_buffer *__chan = __event_recorder->chan; \ + struct lttng_ust_event_recorder *lttng_ust__event_recorder = (struct lttng_ust_event_recorder *) __event->child; \ + struct lttng_ust_channel_buffer *__chan = lttng_ust__event_recorder->chan; \ struct lttng_ust_channel_common *__chan_common = __chan->parent; \ \ - if (!_TP_SESSION_CHECK(session, __chan_common->session)) \ + if (!LTTNG_UST__TP_SESSION_CHECK(session, __chan_common->session)) \ return; \ if (caa_unlikely(!CMM_ACCESS_ONCE(__chan_common->session->active))) \ return; \ @@ -876,8 +880,8 @@ void __event_probe__##_provider##___##_name(_TP_ARGS_DATA_PROTO(_args)) \ if (caa_unlikely(!TP_RCU_LINK_TEST())) \ return; \ if (caa_unlikely(CMM_ACCESS_ONCE(__event->eval_filter))) { \ - __event_prepare_interpreter_stack__##_provider##___##_name(__stackvar.__interpreter_stack_data, \ - _TP_ARGS_DATA_VAR(_args)); \ + lttng_ust__event_prepare_interpreter_stack__##_provider##___##_name(__stackvar.__interpreter_stack_data, \ + LTTNG_UST__TP_ARGS_DATA_VAR(_args)); \ __interpreter_stack_prepared = true; \ if (caa_likely(__event->run_filter(__event, \ __stackvar.__interpreter_stack_data, NULL) != LTTNG_UST_EVENT_FILTER_ACCEPT)) \ @@ -886,16 +890,16 @@ void __event_probe__##_provider##___##_name(_TP_ARGS_DATA_PROTO(_args)) \ switch (__event->type) { \ case LTTNG_UST_EVENT_TYPE_RECORDER: \ { \ - size_t __event_len, __event_align; \ - struct lttng_ust_event_recorder *__event_recorder = (struct lttng_ust_event_recorder *) __event->child; \ - struct lttng_ust_channel_buffer *__chan = __event_recorder->chan; \ + size_t __event_len, lttng_ust__event_align; \ + struct lttng_ust_event_recorder *lttng_ust__event_recorder = (struct lttng_ust_event_recorder *) __event->child; \ + struct lttng_ust_channel_buffer *__chan = lttng_ust__event_recorder->chan; \ struct lttng_ust_ring_buffer_ctx __ctx; \ \ - __event_len = __event_get_size__##_provider##___##_name(__stackvar.__dynamic_len, \ - _TP_ARGS_DATA_VAR(_args)); \ - __event_align = __event_get_align__##_provider##___##_name(_TP_ARGS_VAR(_args)); \ - lttng_ust_ring_buffer_ctx_init(&__ctx, __event_recorder, __event_len, __event_align, \ - _TP_IP_PARAM(TP_IP_PARAM)); \ + __event_len = lttng_ust__event_get_size__##_provider##___##_name(__stackvar.__dynamic_len, \ + LTTNG_UST__TP_ARGS_DATA_VAR(_args)); \ + lttng_ust__event_align = lttng_ust__event_get_align__##_provider##___##_name(LTTNG_UST__TP_ARGS_VAR(_args)); \ + lttng_ust_ring_buffer_ctx_init(&__ctx, lttng_ust__event_recorder, __event_len, lttng_ust__event_align, \ + LTTNG_UST__TP_IP_PARAM(LTTNG_UST_TP_IP_PARAM)); \ __ret = __chan->ops->event_reserve(&__ctx); \ if (__ret < 0) \ return; \ @@ -905,17 +909,17 @@ void __event_probe__##_provider##___##_name(_TP_ARGS_DATA_PROTO(_args)) \ } \ case LTTNG_UST_EVENT_TYPE_NOTIFIER: \ { \ - struct lttng_ust_event_notifier *__event_notifier = (struct lttng_ust_event_notifier *) __event->child; \ + struct lttng_ust_event_notifier *lttng_ust__event_notifier = (struct lttng_ust_event_notifier *) __event->child; \ struct lttng_ust_notification_ctx __notif_ctx; \ \ __notif_ctx.struct_size = sizeof(struct lttng_ust_notification_ctx); \ - __notif_ctx.eval_capture = CMM_ACCESS_ONCE(__event_notifier->eval_capture); \ + __notif_ctx.eval_capture = CMM_ACCESS_ONCE(lttng_ust__event_notifier->eval_capture); \ \ if (caa_unlikely(!__interpreter_stack_prepared && __notif_ctx.eval_capture)) \ - __event_prepare_interpreter_stack__##_provider##___##_name(__stackvar.__interpreter_stack_data, \ - _TP_ARGS_DATA_VAR(_args)); \ + lttng_ust__event_prepare_interpreter_stack__##_provider##___##_name(__stackvar.__interpreter_stack_data, \ + LTTNG_UST__TP_ARGS_DATA_VAR(_args)); \ \ - __event_notifier->notification_send(__event_notifier, \ + lttng_ust__event_notifier->notification_send(lttng_ust__event_notifier, \ __stackvar.__interpreter_stack_data, \ &__notif_ctx); \ break; \ @@ -923,9 +927,9 @@ void __event_probe__##_provider##___##_name(_TP_ARGS_DATA_PROTO(_args)) \ } \ } -#include TRACEPOINT_INCLUDE +#include LTTNG_UST_TRACEPOINT_INCLUDE -#undef __get_dynamic_len +#undef lttng_ust__get_dynamic_len /* * Stage 5.1 of tracepoint event generation. @@ -933,22 +937,22 @@ void __event_probe__##_provider##___##_name(_TP_ARGS_DATA_PROTO(_args)) \ * Create probe signature */ -/* Reset all macros within TRACEPOINT_EVENT */ +/* Reset all macros within LTTNG_UST_TRACEPOINT_EVENT */ #include -#undef TP_ARGS -#define TP_ARGS(...) __VA_ARGS__ +#undef LTTNG_UST_TP_ARGS +#define LTTNG_UST_TP_ARGS(...) __VA_ARGS__ -#define _TP_EXTRACT_STRING2(...) #__VA_ARGS__ +#define LTTNG_UST__TP_EXTRACT_STRING2(...) #__VA_ARGS__ -#undef _TRACEPOINT_EVENT_CLASS -#define _TRACEPOINT_EVENT_CLASS(_provider, _name, _args, _fields) \ +#undef LTTNG_UST__TRACEPOINT_EVENT_CLASS +#define LTTNG_UST__TRACEPOINT_EVENT_CLASS(_provider, _name, _args, _fields) \ static const char __tp_event_signature___##_provider##___##_name[] = \ - _TP_EXTRACT_STRING2(_args); + LTTNG_UST__TP_EXTRACT_STRING2(_args); -#include TRACEPOINT_INCLUDE +#include LTTNG_UST_TRACEPOINT_INCLUDE -#undef _TP_EXTRACT_STRING2 +#undef LTTNG_UST__TP_EXTRACT_STRING2 /* * Stage 6 of tracepoint event generation. @@ -959,7 +963,7 @@ static const char __tp_event_signature___##_provider##___##_name[] = \ * the compiler will complain. */ -/* Reset all macros within TRACEPOINT_EVENT */ +/* Reset all macros within LTTNG_UST_TRACEPOINT_EVENT */ #include /* @@ -974,14 +978,14 @@ static const char __tp_event_signature___##_provider##___##_name[] = \ #define LTTNG_UST_TP_EXTERN_C #endif -#undef TRACEPOINT_LOGLEVEL -#define TRACEPOINT_LOGLEVEL(__provider, __name, __loglevel) \ -static const int _loglevel_value___##__provider##___##__name = __loglevel; \ -LTTNG_UST_TP_EXTERN_C const int *_loglevel___##__provider##___##__name \ - __attribute__((visibility("hidden"))) = \ +#undef LTTNG_UST_TRACEPOINT_LOGLEVEL +#define LTTNG_UST_TRACEPOINT_LOGLEVEL(__provider, __name, __loglevel) \ +static const int _loglevel_value___##__provider##___##__name = __loglevel; \ +LTTNG_UST_TP_EXTERN_C const int * const _loglevel___##__provider##___##__name \ + __attribute__((visibility("hidden"))) = \ &_loglevel_value___##__provider##___##__name; -#include TRACEPOINT_INCLUDE +#include LTTNG_UST_TRACEPOINT_INCLUDE #undef LTTNG_UST_TP_EXTERN_C @@ -991,7 +995,7 @@ LTTNG_UST_TP_EXTERN_C const int *_loglevel___##__provider##___##__name \ * Tracepoint UML URI info. */ -/* Reset all macros within TRACEPOINT_EVENT */ +/* Reset all macros within LTTNG_UST_TRACEPOINT_EVENT */ #include /* @@ -1006,12 +1010,12 @@ LTTNG_UST_TP_EXTERN_C const int *_loglevel___##__provider##___##__name \ #define LTTNG_UST_TP_EXTERN_C #endif -#undef TRACEPOINT_MODEL_EMF_URI -#define TRACEPOINT_MODEL_EMF_URI(__provider, __name, __uri) \ -LTTNG_UST_TP_EXTERN_C const char *_model_emf_uri___##__provider##___##__name \ +#undef LTTNG_UST_TRACEPOINT_MODEL_EMF_URI +#define LTTNG_UST_TRACEPOINT_MODEL_EMF_URI(__provider, __name, __uri) \ +LTTNG_UST_TP_EXTERN_C const char * const _model_emf_uri___##__provider##___##__name \ __attribute__((visibility("hidden"))) = __uri; \ -#include TRACEPOINT_INCLUDE +#include LTTNG_UST_TRACEPOINT_INCLUDE #undef LTTNG_UST_TP_EXTERN_C @@ -1025,41 +1029,47 @@ LTTNG_UST_TP_EXTERN_C const char *_model_emf_uri___##__provider##___##__name \ * symbol table. */ -extern const struct lttng_ust_probe_desc _TP_COMBINE_TOKENS(__probe_desc___, TRACEPOINT_PROVIDER) +extern const struct lttng_ust_probe_desc LTTNG_UST__TP_COMBINE_TOKENS(lttng_ust__probe_desc___, LTTNG_UST_TRACEPOINT_PROVIDER) __attribute__((visibility("hidden"))); /* * Stage 7.1 of tracepoint event generation. * * Create events description structures. We use a weakref because - * loglevels are optional. If not declared, the event will point to the + * loglevels are optional. If not declared, the event will point to * a loglevel that contains NULL. + * + * C++ requires that const objects have a user-declared default + * constructor. However, in both C++ and C, weakref cannot be + * initialized because it causes the weakref attribute to be ignored. + * Therefore, the loglevel and model_emf_uri pointers are not const + * to ensure C++ compilers default-initialize them. */ -/* Reset all macros within TRACEPOINT_EVENT */ +/* Reset all macros within LTTNG_UST_TRACEPOINT_EVENT */ #include -#undef _TRACEPOINT_EVENT_INSTANCE -#define _TRACEPOINT_EVENT_INSTANCE(_provider, _template, _name, _args) \ +#undef LTTNG_UST__TRACEPOINT_EVENT_INSTANCE +#define LTTNG_UST__TRACEPOINT_EVENT_INSTANCE(_provider, _template, _name, _args) \ static const int * \ __ref_loglevel___##_provider##___##_name \ __attribute__((weakref ("_loglevel___" #_provider "___" #_name))); \ static const char * \ __ref_model_emf_uri___##_provider##___##_name \ __attribute__((weakref ("_model_emf_uri___" #_provider "___" #_name)));\ -static const struct lttng_ust_event_desc __event_desc___##_provider##_##_name = { \ +static const struct lttng_ust_event_desc lttng_ust__event_desc___##_provider##_##_name = { \ .struct_size = sizeof(struct lttng_ust_event_desc), \ .event_name = #_name, \ - .probe_desc = &__probe_desc___##_provider, \ - .probe_callback = (void (*)(void)) &__event_probe__##_provider##___##_template, \ - .fields = __event_fields___##_provider##___##_template, \ - .nr_fields = _TP_ARRAY_SIZE(__event_fields___##_provider##___##_template) - 1, \ + .probe_desc = <tng_ust__probe_desc___##_provider, \ + .probe_callback = (void (*)(void)) <tng_ust__event_probe__##_provider##___##_template, \ + .fields = lttng_ust__event_fields___##_provider##___##_template, \ + .nr_fields = LTTNG_UST__TP_ARRAY_SIZE(lttng_ust__event_fields___##_provider##___##_template) - 1, \ .loglevel = &__ref_loglevel___##_provider##___##_name, \ .signature = __tp_event_signature___##_provider##___##_template, \ .model_emf_uri = &__ref_model_emf_uri___##_provider##___##_name, \ }; -#include TRACEPOINT_INCLUDE +#include LTTNG_UST_TRACEPOINT_INCLUDE /* * Stage 7.2 of tracepoint event generation. @@ -1067,15 +1077,15 @@ static const struct lttng_ust_event_desc __event_desc___##_provider##_##_name = * Create array of events. */ -/* Reset all macros within TRACEPOINT_EVENT */ +/* Reset all macros within LTTNG_UST_TRACEPOINT_EVENT */ #include -#undef _TRACEPOINT_EVENT_INSTANCE -#define _TRACEPOINT_EVENT_INSTANCE(_provider, _template, _name, _args) \ - &__event_desc___##_provider##_##_name, +#undef LTTNG_UST__TRACEPOINT_EVENT_INSTANCE +#define LTTNG_UST__TRACEPOINT_EVENT_INSTANCE(_provider, _template, _name, _args) \ + <tng_ust__event_desc___##_provider##_##_name, -static const struct lttng_ust_event_desc *_TP_COMBINE_TOKENS(__event_desc___, TRACEPOINT_PROVIDER)[] = { -#include TRACEPOINT_INCLUDE +static const struct lttng_ust_event_desc * const LTTNG_UST__TP_COMBINE_TOKENS(lttng_ust__event_desc___, LTTNG_UST_TRACEPOINT_PROVIDER)[] = { +#include LTTNG_UST_TRACEPOINT_INCLUDE NULL, /* Dummy, C99 forbids 0-len array. */ }; @@ -1086,17 +1096,17 @@ static const struct lttng_ust_event_desc *_TP_COMBINE_TOKENS(__event_desc___, TR * Create a toplevel descriptor for the whole probe. */ -const struct lttng_ust_probe_desc _TP_COMBINE_TOKENS(__probe_desc___, TRACEPOINT_PROVIDER) = { +const struct lttng_ust_probe_desc LTTNG_UST__TP_COMBINE_TOKENS(lttng_ust__probe_desc___, LTTNG_UST_TRACEPOINT_PROVIDER) = { .struct_size = sizeof(struct lttng_ust_probe_desc), - .provider_name = __tp_stringify(TRACEPOINT_PROVIDER), - .event_desc = _TP_COMBINE_TOKENS(__event_desc___, TRACEPOINT_PROVIDER), - .nr_events = _TP_ARRAY_SIZE(_TP_COMBINE_TOKENS(__event_desc___, TRACEPOINT_PROVIDER)) - 1, + .provider_name = lttng_ust__tp_stringify(LTTNG_UST_TRACEPOINT_PROVIDER), + .event_desc = LTTNG_UST__TP_COMBINE_TOKENS(lttng_ust__event_desc___, LTTNG_UST_TRACEPOINT_PROVIDER), + .nr_events = LTTNG_UST__TP_ARRAY_SIZE(LTTNG_UST__TP_COMBINE_TOKENS(lttng_ust__event_desc___, LTTNG_UST_TRACEPOINT_PROVIDER)) - 1, .major = LTTNG_UST_PROVIDER_MAJOR, .minor = LTTNG_UST_PROVIDER_MINOR, }; -static int _TP_COMBINE_TOKENS(__probe_register_refcount___, TRACEPOINT_PROVIDER); -static struct lttng_ust_registered_probe *_TP_COMBINE_TOKENS(__lttng_ust_probe_register_cookie___, TRACEPOINT_PROVIDER); +static int LTTNG_UST__TP_COMBINE_TOKENS(lttng_ust__probe_register_refcount___, LTTNG_UST_TRACEPOINT_PROVIDER); +static struct lttng_ust_registered_probe *LTTNG_UST__TP_COMBINE_TOKENS(lttng_ust__probe_register_cookie___, LTTNG_UST_TRACEPOINT_PROVIDER); /* * Stage 9 of tracepoint event generation. @@ -1109,51 +1119,51 @@ static struct lttng_ust_registered_probe *_TP_COMBINE_TOKENS(__lttng_ust_probe_r * Register refcount is protected by libc dynamic loader mutex. */ -/* Reset all macros within TRACEPOINT_EVENT */ +/* Reset all macros within LTTNG_UST_TRACEPOINT_EVENT */ #include static void -_TP_COMBINE_TOKENS(__lttng_ust_events_init__, TRACEPOINT_PROVIDER)(void) +LTTNG_UST__TP_COMBINE_TOKENS(__lttng_ust_events_init__, LTTNG_UST_TRACEPOINT_PROVIDER)(void) lttng_ust_notrace __attribute__((constructor)); static void -_TP_COMBINE_TOKENS(__lttng_ust_events_init__, TRACEPOINT_PROVIDER)(void) +LTTNG_UST__TP_COMBINE_TOKENS(__lttng_ust_events_init__, LTTNG_UST_TRACEPOINT_PROVIDER)(void) { struct lttng_ust_registered_probe *reg_probe; - if (_TP_COMBINE_TOKENS(__probe_register_refcount___, - TRACEPOINT_PROVIDER)++) { + if (LTTNG_UST__TP_COMBINE_TOKENS(lttng_ust__probe_register_refcount___, + LTTNG_UST_TRACEPOINT_PROVIDER)++) { return; } /* - * __tracepoint_provider_check_ ## TRACEPOINT_PROVIDER() is a + * lttng_ust_tracepoint_provider_check_ ## LTTNG_UST_TRACEPOINT_PROVIDER() is a * static inline function that ensures every probe PROVIDER * argument match the provider within which they appear. It * calls empty static inline functions, and therefore has no * runtime effect. However, if it detects an error, a linker * error will appear. */ - _TP_COMBINE_TOKENS(__tracepoint_provider_check_, TRACEPOINT_PROVIDER)(); - assert(!_TP_COMBINE_TOKENS(__lttng_ust_probe_register_cookie___, TRACEPOINT_PROVIDER)); - reg_probe = lttng_ust_probe_register(&_TP_COMBINE_TOKENS(__probe_desc___, TRACEPOINT_PROVIDER)); + LTTNG_UST__TP_COMBINE_TOKENS(lttng_ust_tracepoint_provider_check_, LTTNG_UST_TRACEPOINT_PROVIDER)(); + assert(!LTTNG_UST__TP_COMBINE_TOKENS(lttng_ust__probe_register_cookie___, LTTNG_UST_TRACEPOINT_PROVIDER)); + reg_probe = lttng_ust_probe_register(<TNG_UST__TP_COMBINE_TOKENS(lttng_ust__probe_desc___, LTTNG_UST_TRACEPOINT_PROVIDER)); if (!reg_probe) { fprintf(stderr, "LTTng-UST: Error while registering tracepoint probe.\n"); abort(); } - _TP_COMBINE_TOKENS(__lttng_ust_probe_register_cookie___, TRACEPOINT_PROVIDER) = reg_probe; + LTTNG_UST__TP_COMBINE_TOKENS(lttng_ust__probe_register_cookie___, LTTNG_UST_TRACEPOINT_PROVIDER) = reg_probe; } static void -_TP_COMBINE_TOKENS(__lttng_ust_events_exit__, TRACEPOINT_PROVIDER)(void) +LTTNG_UST__TP_COMBINE_TOKENS(__lttng_ust_events_exit__, LTTNG_UST_TRACEPOINT_PROVIDER)(void) lttng_ust_notrace __attribute__((destructor)); static void -_TP_COMBINE_TOKENS(__lttng_ust_events_exit__, TRACEPOINT_PROVIDER)(void) +LTTNG_UST__TP_COMBINE_TOKENS(__lttng_ust_events_exit__, LTTNG_UST_TRACEPOINT_PROVIDER)(void) { - if (--_TP_COMBINE_TOKENS(__probe_register_refcount___, - TRACEPOINT_PROVIDER)) { + if (--LTTNG_UST__TP_COMBINE_TOKENS(lttng_ust__probe_register_refcount___, + LTTNG_UST_TRACEPOINT_PROVIDER)) { return; } - lttng_ust_probe_unregister(_TP_COMBINE_TOKENS(__lttng_ust_probe_register_cookie___, TRACEPOINT_PROVIDER)); - _TP_COMBINE_TOKENS(__lttng_ust_probe_register_cookie___, TRACEPOINT_PROVIDER) = NULL; + lttng_ust_probe_unregister(LTTNG_UST__TP_COMBINE_TOKENS(lttng_ust__probe_register_cookie___, LTTNG_UST_TRACEPOINT_PROVIDER)); + LTTNG_UST__TP_COMBINE_TOKENS(lttng_ust__probe_register_cookie___, LTTNG_UST_TRACEPOINT_PROVIDER) = NULL; } -int _TP_COMBINE_TOKENS(__tracepoint_provider_, TRACEPOINT_PROVIDER) +int LTTNG_UST__TP_COMBINE_TOKENS(lttng_ust_tracepoint_provider_, LTTNG_UST_TRACEPOINT_PROVIDER) __attribute__((visibility("default")));