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author | Daniel Baumann <daniel.baumann@progress-linux.org> | 2018-11-07 12:19:29 +0000 |
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committer | Daniel Baumann <daniel.baumann@progress-linux.org> | 2018-11-07 12:20:17 +0000 |
commit | a64a253794ac64cb40befee54db53bde17dd0d49 (patch) | |
tree | c1024acc5f6e508814b944d99f112259bb28b1be /libnetdata/eval/eval.c | |
parent | New upstream version 1.10.0+dfsg (diff) | |
download | netdata-a64a253794ac64cb40befee54db53bde17dd0d49.tar.xz netdata-a64a253794ac64cb40befee54db53bde17dd0d49.zip |
New upstream version 1.11.0+dfsgupstream/1.11.0+dfsg
Signed-off-by: Daniel Baumann <daniel.baumann@progress-linux.org>
Diffstat (limited to '')
-rw-r--r-- | libnetdata/eval/eval.c (renamed from src/eval.c) | 52 |
1 files changed, 27 insertions, 25 deletions
diff --git a/src/eval.c b/libnetdata/eval/eval.c index 84369f6d4..0316edac0 100644 --- a/src/eval.c +++ b/libnetdata/eval/eval.c @@ -1,4 +1,6 @@ -#include "common.h" +// SPDX-License-Identifier: GPL-3.0-or-later + +#include "../libnetdata.h" // ---------------------------------------------------------------------------- // data structures for storing the parsed expression in memory @@ -1057,33 +1059,33 @@ static inline EVAL_NODE *parse_full_expression(const char **string, int *error) // ---------------------------------------------------------------------------- // public API -int expression_evaluate(EVAL_EXPRESSION *exp) { - exp->error = EVAL_ERROR_OK; +int expression_evaluate(EVAL_EXPRESSION *expression) { + expression->error = EVAL_ERROR_OK; - buffer_reset(exp->error_msg); - exp->result = eval_node(exp, (EVAL_NODE *)exp->nodes, &exp->error); + buffer_reset(expression->error_msg); + expression->result = eval_node(expression, (EVAL_NODE *)expression->nodes, &expression->error); - if(unlikely(isnan(exp->result))) { - if(exp->error == EVAL_ERROR_OK) - exp->error = EVAL_ERROR_VALUE_IS_NAN; + if(unlikely(isnan(expression->result))) { + if(expression->error == EVAL_ERROR_OK) + expression->error = EVAL_ERROR_VALUE_IS_NAN; } - else if(unlikely(isinf(exp->result))) { - if(exp->error == EVAL_ERROR_OK) - exp->error = EVAL_ERROR_VALUE_IS_INFINITE; + else if(unlikely(isinf(expression->result))) { + if(expression->error == EVAL_ERROR_OK) + expression->error = EVAL_ERROR_VALUE_IS_INFINITE; } - else if(unlikely(exp->error == EVAL_ERROR_UNKNOWN_VARIABLE)) { + else if(unlikely(expression->error == EVAL_ERROR_UNKNOWN_VARIABLE)) { // although there is an unknown variable // the expression was evaluated successfully - exp->error = EVAL_ERROR_OK; + expression->error = EVAL_ERROR_OK; } - if(exp->error != EVAL_ERROR_OK) { - exp->result = NAN; + if(expression->error != EVAL_ERROR_OK) { + expression->result = NAN; - if(buffer_strlen(exp->error_msg)) - buffer_strcat(exp->error_msg, "; "); + if(buffer_strlen(expression->error_msg)) + buffer_strcat(expression->error_msg, "; "); - buffer_sprintf(exp->error_msg, "failed to evaluate expression with error %d (%s)", exp->error, expression_strerror(exp->error)); + buffer_sprintf(expression->error_msg, "failed to evaluate expression with error %d (%s)", expression->error, expression_strerror(expression->error)); return 0; } @@ -1134,14 +1136,14 @@ EVAL_EXPRESSION *expression_parse(const char *string, const char **failed_at, in return exp; } -void expression_free(EVAL_EXPRESSION *exp) { - if(!exp) return; +void expression_free(EVAL_EXPRESSION *expression) { + if(!expression) return; - if(exp->nodes) eval_node_free((EVAL_NODE *)exp->nodes); - freez((void *)exp->source); - freez((void *)exp->parsed_as); - buffer_free(exp->error_msg); - freez(exp); + if(expression->nodes) eval_node_free((EVAL_NODE *)expression->nodes); + freez((void *)expression->source); + freez((void *)expression->parsed_as); + buffer_free(expression->error_msg); + freez(expression); } const char *expression_strerror(int error) { |