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authorDaniel Baumann <daniel.baumann@progress-linux.org>2018-11-07 12:22:44 +0000
committerDaniel Baumann <daniel.baumann@progress-linux.org>2018-11-07 12:22:44 +0000
commit1e6c93250172946eeb38e94a92a1fd12c9d3011e (patch)
tree8ca5e16dfc7ad6b3bf2738ca0a48408a950f8f7e /src/eval.h
parentUpdate watch file (diff)
downloadnetdata-1e6c93250172946eeb38e94a92a1fd12c9d3011e.tar.xz
netdata-1e6c93250172946eeb38e94a92a1fd12c9d3011e.zip
Merging upstream version 1.11.0+dfsg.
Signed-off-by: Daniel Baumann <daniel.baumann@progress-linux.org>
Diffstat (limited to 'src/eval.h')
-rw-r--r--src/eval.h72
1 files changed, 0 insertions, 72 deletions
diff --git a/src/eval.h b/src/eval.h
deleted file mode 100644
index 6a5562fd4..000000000
--- a/src/eval.h
+++ /dev/null
@@ -1,72 +0,0 @@
-#ifndef NETDATA_EVAL_H
-#define NETDATA_EVAL_H
-
-#define EVAL_MAX_VARIABLE_NAME_LENGTH 300
-
-typedef struct eval_variable {
- char *name;
- uint32_t hash;
- struct eval_variable *next;
-} EVAL_VARIABLE;
-
-typedef struct eval_expression {
- const char *source;
- const char *parsed_as;
-
- RRDCALC_STATUS *status;
- calculated_number *this;
- time_t *after;
- time_t *before;
-
- calculated_number 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
-extern EVAL_EXPRESSION *expression_parse(const char *string, const char **failed_at, int *error);
-
-// free all resources allocated for an expression
-extern void expression_free(EVAL_EXPRESSION *op);
-
-// convert an error code to a message
-extern 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)
-extern int expression_evaluate(EVAL_EXPRESSION *expression);
-
-#endif //NETDATA_EVAL_H