1 files changed, 0 insertions, 87 deletions
diff --git a/libnetdata/eval/eval.h b/libnetdata/eval/eval.h
deleted file mode 100644
index 05a26936b..000000000
--- a/libnetdata/eval/eval.h
+++ /dev/null
@@ -1,87 +0,0 @@
-// SPDX-License-Identifier: GPL-3.0-or-later
-
-#ifndef NETDATA_EVAL_H
-#define NETDATA_EVAL_H 1
-
-#include "../libnetdata.h"
-
-#define EVAL_MAX_VARIABLE_NAME_LENGTH 300
-
-typedef enum rrdcalc_status {
-    RRDCALC_STATUS_REMOVED       = -2,
-    RRDCALC_STATUS_UNDEFINED     = -1,
-    RRDCALC_STATUS_UNINITIALIZED =  0,
-    RRDCALC_STATUS_CLEAR         =  1,
-    RRDCALC_STATUS_RAISED        =  2, // DO NOT CHANGE THESE NUMBERS
-    RRDCALC_STATUS_WARNING       =  3, // DO NOT CHANGE THESE NUMBERS
-    RRDCALC_STATUS_CRITICAL      =  4, // DO NOT CHANGE THESE NUMBERS
-} RRDCALC_STATUS;
-
-typedef struct eval_variable {
-    STRING *name;
-    struct eval_variable *next;
-} EVAL_VARIABLE;
-
-typedef struct eval_expression {
-    const char *source;
-    const char *parsed_as;
-
-    RRDCALC_STATUS *status;
-    NETDATA_DOUBLE *myself;
-    time_t *after;
-    time_t *before;
-
-    NETDATA_DOUBLE result;
-
-    int error;
-    BUFFER *error_msg;
-
-    // hidden EVAL_NODE *
-    void *nodes;
-
-    // custom data to be used for looking up variables
-    struct rrdcalc *rrdcalc;
-} EVAL_EXPRESSION;
-
-#define EVAL_VALUE_INVALID    0
-#define EVAL_VALUE_NUMBER     1
-#define EVAL_VALUE_VARIABLE   2
-#define EVAL_VALUE_EXPRESSION 3
-
-// parsing and evaluation
-#define EVAL_ERROR_OK                             0
-
-// parsing errors
-#define EVAL_ERROR_MISSING_CLOSE_SUBEXPRESSION    1
-#define EVAL_ERROR_UNKNOWN_OPERAND                2
-#define EVAL_ERROR_MISSING_OPERAND                3
-#define EVAL_ERROR_MISSING_OPERATOR               4
-#define EVAL_ERROR_REMAINING_GARBAGE              5
-#define EVAL_ERROR_IF_THEN_ELSE_MISSING_ELSE      6
-
-// evaluation errors
-#define EVAL_ERROR_INVALID_VALUE                101
-#define EVAL_ERROR_INVALID_NUMBER_OF_OPERANDS   102
-#define EVAL_ERROR_VALUE_IS_NAN                 103
-#define EVAL_ERROR_VALUE_IS_INFINITE            104
-#define EVAL_ERROR_UNKNOWN_VARIABLE             105
-
-// parse the given string as an expression and return:
-//   a pointer to an expression if it parsed OK
-//   NULL in which case the pointer to error has the error code
-EVAL_EXPRESSION *expression_parse(const char *string, const char **failed_at, int *error);
-
-// free all resources allocated for an expression
-void expression_free(EVAL_EXPRESSION *expression);
-
-// convert an error code to a message
-const char *expression_strerror(int error);
-
-// evaluate an expression and return
-// 1 = OK, the result is in: expression->result
-// 2 = FAILED, the error message is in: buffer_tostring(expression->error_msg)
-int expression_evaluate(EVAL_EXPRESSION *expression);
-
-int health_variable_lookup(STRING *variable, struct rrdcalc *rc, NETDATA_DOUBLE *result);
-
-#endif //NETDATA_EVAL_H