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author | Daniel Baumann <daniel.baumann@progress-linux.org> | 2022-08-12 07:26:17 +0000 |
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committer | Daniel Baumann <daniel.baumann@progress-linux.org> | 2022-08-12 07:26:17 +0000 |
commit | 7877a98bd9c00db5e81dd2f8c734cba2bab20be7 (patch) | |
tree | d18b767250f7c7ced9b8abe2ece784ac1fe24d3e /libnetdata/eval | |
parent | Releasing debian version 1.35.1-2. (diff) | |
download | netdata-7877a98bd9c00db5e81dd2f8c734cba2bab20be7.tar.xz netdata-7877a98bd9c00db5e81dd2f8c734cba2bab20be7.zip |
Merging upstream version 1.36.0.
Signed-off-by: Daniel Baumann <daniel.baumann@progress-linux.org>
Diffstat (limited to '')
-rw-r--r-- | libnetdata/eval/eval.c | 112 | ||||
-rw-r--r-- | libnetdata/eval/eval.h | 6 |
2 files changed, 59 insertions, 59 deletions
diff --git a/libnetdata/eval/eval.c b/libnetdata/eval/eval.c index 7ca45882f..e86cbd587 100644 --- a/libnetdata/eval/eval.c +++ b/libnetdata/eval/eval.c @@ -9,7 +9,7 @@ typedef struct eval_value { int type; union { - calculated_number number; + NETDATA_DOUBLE number; EVAL_VARIABLE *variable; struct eval_node *expression; }; @@ -54,16 +54,16 @@ typedef struct eval_node { static inline void eval_node_free(EVAL_NODE *op); static inline EVAL_NODE *parse_full_expression(const char **string, int *error); static inline EVAL_NODE *parse_one_full_operand(const char **string, int *error); -static inline calculated_number eval_node(EVAL_EXPRESSION *exp, EVAL_NODE *op, int *error); +static inline NETDATA_DOUBLE eval_node(EVAL_EXPRESSION *exp, EVAL_NODE *op, int *error); static inline void print_parsed_as_node(BUFFER *out, EVAL_NODE *op, int *error); -static inline void print_parsed_as_constant(BUFFER *out, calculated_number n); +static inline void print_parsed_as_constant(BUFFER *out, NETDATA_DOUBLE n); // ---------------------------------------------------------------------------- // evaluation of expressions -static inline calculated_number eval_variable(EVAL_EXPRESSION *exp, EVAL_VARIABLE *v, int *error) { +static inline NETDATA_DOUBLE eval_variable(EVAL_EXPRESSION *exp, EVAL_VARIABLE *v, int *error) { static uint32_t this_hash = 0, now_hash = 0, after_hash = 0, before_hash = 0, status_hash = 0, removed_hash = 0, uninitialized_hash = 0, undefined_hash = 0, clear_hash = 0, warning_hash = 0, critical_hash = 0; - calculated_number n; + NETDATA_DOUBLE n; if(unlikely(this_hash == 0)) { this_hash = simple_hash("this"); @@ -179,8 +179,8 @@ static inline calculated_number eval_variable(EVAL_EXPRESSION *exp, EVAL_VARIABL return NAN; } -static inline calculated_number eval_value(EVAL_EXPRESSION *exp, EVAL_VALUE *v, int *error) { - calculated_number n; +static inline NETDATA_DOUBLE eval_value(EVAL_EXPRESSION *exp, EVAL_VALUE *v, int *error) { + NETDATA_DOUBLE n; switch(v->type) { case EVAL_VALUE_EXPRESSION: @@ -204,101 +204,101 @@ static inline calculated_number eval_value(EVAL_EXPRESSION *exp, EVAL_VALUE *v, return n; } -static inline int is_true(calculated_number n) { +static inline int is_true(NETDATA_DOUBLE n) { if(isnan(n)) return 0; if(isinf(n)) return 1; if(n == 0) return 0; return 1; } -calculated_number eval_and(EVAL_EXPRESSION *exp, EVAL_NODE *op, int *error) { +NETDATA_DOUBLE eval_and(EVAL_EXPRESSION *exp, EVAL_NODE *op, int *error) { return is_true(eval_value(exp, &op->ops[0], error)) && is_true(eval_value(exp, &op->ops[1], error)); } -calculated_number eval_or(EVAL_EXPRESSION *exp, EVAL_NODE *op, int *error) { +NETDATA_DOUBLE eval_or(EVAL_EXPRESSION *exp, EVAL_NODE *op, int *error) { return is_true(eval_value(exp, &op->ops[0], error)) || is_true(eval_value(exp, &op->ops[1], error)); } -calculated_number eval_greater_than_or_equal(EVAL_EXPRESSION *exp, EVAL_NODE *op, int *error) { - calculated_number n1 = eval_value(exp, &op->ops[0], error); - calculated_number n2 = eval_value(exp, &op->ops[1], error); +NETDATA_DOUBLE eval_greater_than_or_equal(EVAL_EXPRESSION *exp, EVAL_NODE *op, int *error) { + NETDATA_DOUBLE n1 = eval_value(exp, &op->ops[0], error); + NETDATA_DOUBLE n2 = eval_value(exp, &op->ops[1], error); return isgreaterequal(n1, n2); } -calculated_number eval_less_than_or_equal(EVAL_EXPRESSION *exp, EVAL_NODE *op, int *error) { - calculated_number n1 = eval_value(exp, &op->ops[0], error); - calculated_number n2 = eval_value(exp, &op->ops[1], error); +NETDATA_DOUBLE eval_less_than_or_equal(EVAL_EXPRESSION *exp, EVAL_NODE *op, int *error) { + NETDATA_DOUBLE n1 = eval_value(exp, &op->ops[0], error); + NETDATA_DOUBLE n2 = eval_value(exp, &op->ops[1], error); return islessequal(n1, n2); } -calculated_number eval_equal(EVAL_EXPRESSION *exp, EVAL_NODE *op, int *error) { - calculated_number n1 = eval_value(exp, &op->ops[0], error); - calculated_number n2 = eval_value(exp, &op->ops[1], error); +NETDATA_DOUBLE eval_equal(EVAL_EXPRESSION *exp, EVAL_NODE *op, int *error) { + NETDATA_DOUBLE n1 = eval_value(exp, &op->ops[0], error); + NETDATA_DOUBLE n2 = eval_value(exp, &op->ops[1], error); if(isnan(n1) && isnan(n2)) return 1; if(isinf(n1) && isinf(n2)) return 1; if(isnan(n1) || isnan(n2)) return 0; if(isinf(n1) || isinf(n2)) return 0; - return calculated_number_equal(n1, n2); + return considered_equal_ndd(n1, n2); } -calculated_number eval_not_equal(EVAL_EXPRESSION *exp, EVAL_NODE *op, int *error) { +NETDATA_DOUBLE eval_not_equal(EVAL_EXPRESSION *exp, EVAL_NODE *op, int *error) { return !eval_equal(exp, op, error); } -calculated_number eval_less(EVAL_EXPRESSION *exp, EVAL_NODE *op, int *error) { - calculated_number n1 = eval_value(exp, &op->ops[0], error); - calculated_number n2 = eval_value(exp, &op->ops[1], error); +NETDATA_DOUBLE eval_less(EVAL_EXPRESSION *exp, EVAL_NODE *op, int *error) { + NETDATA_DOUBLE n1 = eval_value(exp, &op->ops[0], error); + NETDATA_DOUBLE n2 = eval_value(exp, &op->ops[1], error); return isless(n1, n2); } -calculated_number eval_greater(EVAL_EXPRESSION *exp, EVAL_NODE *op, int *error) { - calculated_number n1 = eval_value(exp, &op->ops[0], error); - calculated_number n2 = eval_value(exp, &op->ops[1], error); +NETDATA_DOUBLE eval_greater(EVAL_EXPRESSION *exp, EVAL_NODE *op, int *error) { + NETDATA_DOUBLE n1 = eval_value(exp, &op->ops[0], error); + NETDATA_DOUBLE n2 = eval_value(exp, &op->ops[1], error); return isgreater(n1, n2); } -calculated_number eval_plus(EVAL_EXPRESSION *exp, EVAL_NODE *op, int *error) { - calculated_number n1 = eval_value(exp, &op->ops[0], error); - calculated_number n2 = eval_value(exp, &op->ops[1], error); +NETDATA_DOUBLE eval_plus(EVAL_EXPRESSION *exp, EVAL_NODE *op, int *error) { + NETDATA_DOUBLE n1 = eval_value(exp, &op->ops[0], error); + NETDATA_DOUBLE n2 = eval_value(exp, &op->ops[1], error); if(isnan(n1) || isnan(n2)) return NAN; if(isinf(n1) || isinf(n2)) return INFINITY; return n1 + n2; } -calculated_number eval_minus(EVAL_EXPRESSION *exp, EVAL_NODE *op, int *error) { - calculated_number n1 = eval_value(exp, &op->ops[0], error); - calculated_number n2 = eval_value(exp, &op->ops[1], error); +NETDATA_DOUBLE eval_minus(EVAL_EXPRESSION *exp, EVAL_NODE *op, int *error) { + NETDATA_DOUBLE n1 = eval_value(exp, &op->ops[0], error); + NETDATA_DOUBLE n2 = eval_value(exp, &op->ops[1], error); if(isnan(n1) || isnan(n2)) return NAN; if(isinf(n1) || isinf(n2)) return INFINITY; return n1 - n2; } -calculated_number eval_multiply(EVAL_EXPRESSION *exp, EVAL_NODE *op, int *error) { - calculated_number n1 = eval_value(exp, &op->ops[0], error); - calculated_number n2 = eval_value(exp, &op->ops[1], error); +NETDATA_DOUBLE eval_multiply(EVAL_EXPRESSION *exp, EVAL_NODE *op, int *error) { + NETDATA_DOUBLE n1 = eval_value(exp, &op->ops[0], error); + NETDATA_DOUBLE n2 = eval_value(exp, &op->ops[1], error); if(isnan(n1) || isnan(n2)) return NAN; if(isinf(n1) || isinf(n2)) return INFINITY; return n1 * n2; } -calculated_number eval_divide(EVAL_EXPRESSION *exp, EVAL_NODE *op, int *error) { - calculated_number n1 = eval_value(exp, &op->ops[0], error); - calculated_number n2 = eval_value(exp, &op->ops[1], error); +NETDATA_DOUBLE eval_divide(EVAL_EXPRESSION *exp, EVAL_NODE *op, int *error) { + NETDATA_DOUBLE n1 = eval_value(exp, &op->ops[0], error); + NETDATA_DOUBLE n2 = eval_value(exp, &op->ops[1], error); if(isnan(n1) || isnan(n2)) return NAN; if(isinf(n1) || isinf(n2)) return INFINITY; return n1 / n2; } -calculated_number eval_nop(EVAL_EXPRESSION *exp, EVAL_NODE *op, int *error) { +NETDATA_DOUBLE eval_nop(EVAL_EXPRESSION *exp, EVAL_NODE *op, int *error) { return eval_value(exp, &op->ops[0], error); } -calculated_number eval_not(EVAL_EXPRESSION *exp, EVAL_NODE *op, int *error) { +NETDATA_DOUBLE eval_not(EVAL_EXPRESSION *exp, EVAL_NODE *op, int *error) { return !is_true(eval_value(exp, &op->ops[0], error)); } -calculated_number eval_sign_plus(EVAL_EXPRESSION *exp, EVAL_NODE *op, int *error) { +NETDATA_DOUBLE eval_sign_plus(EVAL_EXPRESSION *exp, EVAL_NODE *op, int *error) { return eval_value(exp, &op->ops[0], error); } -calculated_number eval_sign_minus(EVAL_EXPRESSION *exp, EVAL_NODE *op, int *error) { - calculated_number n1 = eval_value(exp, &op->ops[0], error); +NETDATA_DOUBLE eval_sign_minus(EVAL_EXPRESSION *exp, EVAL_NODE *op, int *error) { + NETDATA_DOUBLE n1 = eval_value(exp, &op->ops[0], error); if(isnan(n1)) return NAN; if(isinf(n1)) return INFINITY; return -n1; } -calculated_number eval_abs(EVAL_EXPRESSION *exp, EVAL_NODE *op, int *error) { - calculated_number n1 = eval_value(exp, &op->ops[0], error); +NETDATA_DOUBLE eval_abs(EVAL_EXPRESSION *exp, EVAL_NODE *op, int *error) { + NETDATA_DOUBLE n1 = eval_value(exp, &op->ops[0], error); if(isnan(n1)) return NAN; if(isinf(n1)) return INFINITY; return ABS(n1); } -calculated_number eval_if_then_else(EVAL_EXPRESSION *exp, EVAL_NODE *op, int *error) { +NETDATA_DOUBLE eval_if_then_else(EVAL_EXPRESSION *exp, EVAL_NODE *op, int *error) { if(is_true(eval_value(exp, &op->ops[0], error))) return eval_value(exp, &op->ops[1], error); else @@ -310,7 +310,7 @@ static struct operator { char precedence; char parameters; char isfunction; - calculated_number (*eval)(EVAL_EXPRESSION *exp, EVAL_NODE *op, int *error); + NETDATA_DOUBLE (*eval)(EVAL_EXPRESSION *exp, EVAL_NODE *op, int *error); } operators[256] = { // this is a random access array // we always access it with a known EVAL_OPERATOR_X @@ -341,13 +341,13 @@ static struct operator { #define eval_precedence(operator) (operators[(unsigned char)(operator)].precedence) -static inline calculated_number eval_node(EVAL_EXPRESSION *exp, EVAL_NODE *op, int *error) { +static inline NETDATA_DOUBLE eval_node(EVAL_EXPRESSION *exp, EVAL_NODE *op, int *error) { if(unlikely(op->count != operators[op->operator].parameters)) { *error = EVAL_ERROR_INVALID_NUMBER_OF_OPERANDS; return 0; } - calculated_number n = operators[op->operator].eval(exp, op, error); + NETDATA_DOUBLE n = operators[op->operator].eval(exp, op, error); return n; } @@ -360,7 +360,7 @@ static inline void print_parsed_as_variable(BUFFER *out, EVAL_VARIABLE *v, int * buffer_sprintf(out, "${%s}", v->name); } -static inline void print_parsed_as_constant(BUFFER *out, calculated_number n) { +static inline void print_parsed_as_constant(BUFFER *out, NETDATA_DOUBLE n) { if(unlikely(isnan(n))) { buffer_strcat(out, "nan"); return; @@ -372,7 +372,7 @@ static inline void print_parsed_as_constant(BUFFER *out, calculated_number n) { } char b[100+1], *s; - snprintfz(b, 100, CALCULATED_NUMBER_FORMAT, n); + snprintfz(b, 100, NETDATA_DOUBLE_FORMAT, n); s = &b[strlen(b) - 1]; while(s > b && *s == '0') { @@ -737,9 +737,9 @@ static inline int parse_variable(const char **string, char *buffer, size_t len) return 0; } -static inline int parse_constant(const char **string, calculated_number *number) { +static inline int parse_constant(const char **string, NETDATA_DOUBLE *number) { char *end = NULL; - calculated_number n = str2ld(*string, &end); + NETDATA_DOUBLE n = str2ndd(*string, &end); if(unlikely(!end || *string == end)) { *number = 0; return 0; @@ -845,7 +845,7 @@ static inline void eval_node_set_value_to_node(EVAL_NODE *op, int pos, EVAL_NODE op->ops[pos].expression = value; } -static inline void eval_node_set_value_to_constant(EVAL_NODE *op, int pos, calculated_number value) { +static inline void eval_node_set_value_to_constant(EVAL_NODE *op, int pos, NETDATA_DOUBLE value) { if(pos >= op->count) fatal("Invalid request to set position %d of OPERAND that has only %d values", pos + 1, op->count + 1); @@ -911,7 +911,7 @@ static inline EVAL_NODE *parse_next_operand_given_its_operator(const char **stri static inline EVAL_NODE *parse_one_full_operand(const char **string, int *error) { char variable_buffer[EVAL_MAX_VARIABLE_NAME_LENGTH + 1]; EVAL_NODE *op1 = NULL; - calculated_number number; + NETDATA_DOUBLE number; *error = EVAL_ERROR_OK; diff --git a/libnetdata/eval/eval.h b/libnetdata/eval/eval.h index fc03d7c1f..086d171aa 100644 --- a/libnetdata/eval/eval.h +++ b/libnetdata/eval/eval.h @@ -28,11 +28,11 @@ typedef struct eval_expression { const char *parsed_as; RRDCALC_STATUS *status; - calculated_number *myself; + NETDATA_DOUBLE *myself; time_t *after; time_t *before; - calculated_number result; + NETDATA_DOUBLE result; int error; BUFFER *error_msg; @@ -83,6 +83,6 @@ extern const char *expression_strerror(int error); // 2 = FAILED, the error message is in: buffer_tostring(expression->error_msg) extern int expression_evaluate(EVAL_EXPRESSION *expression); -extern int health_variable_lookup(const char *variable, uint32_t hash, struct rrdcalc *rc, calculated_number *result); +extern int health_variable_lookup(const char *variable, uint32_t hash, struct rrdcalc *rc, NETDATA_DOUBLE *result); #endif //NETDATA_EVAL_H |