From a2006d9935f97a233f75942e1a3eab69f27cf4b3 Mon Sep 17 00:00:00 2001
From: Jan Breuer <jan.breuer@jaybee.cz>
Date: 周日, 19 4月 2015 17:59:23 +0800
Subject: [PATCH] Update c++ example, make special numbers more correct
---
libscpi/src/units.c | 21 +++++++++++++--------
1 files changed, 13 insertions(+), 8 deletions(-)
diff --git a/libscpi/src/units.c b/libscpi/src/units.c
index d4f3784..93f1d82 100644
--- a/libscpi/src/units.c
+++ b/libscpi/src/units.c
@@ -205,7 +205,7 @@
lex_state_t state;
scpi_parameter_t param;
scpi_bool_t result;
- int32_t intval;
+ int32_t tag;
if (!value) {
SCPI_ErrorPush(context, SCPI_ERROR_SYSTEM_ERROR);
@@ -230,7 +230,7 @@
case SCPI_TOKEN_DECIMAL_NUMERIC_PROGRAM_DATA_WITH_SUFFIX:
case SCPI_TOKEN_PROGRAM_MNEMONIC:
value->unit = SCPI_UNIT_NONE;
- value->type = SCPI_NUM_NUMBER;
+ value->special = FALSE;
result = TRUE;
break;
}
@@ -279,10 +279,10 @@
scpiLex_CharacterProgramData(&state, &token);
/* convert string to special number type */
- SCPI_ParamToChoice(context, &token, special, &intval);
+ SCPI_ParamToChoice(context, &token, special, &tag);
- value->type = intval;
- value->value = 0;
+ value->special = TRUE;
+ value->tag = tag;
break;
default:
@@ -309,9 +309,14 @@
return 0;
}
- if (SCPI_ChoiceToName(special, value->type, &type)) {
- strncpy(str, type, len);
- return min(strlen(type), len);
+ if (value->special) {
+ if (SCPI_ChoiceToName(special, value->tag, &type)) {
+ strncpy(str, type, len);
+ return min(strlen(type), len);
+ } else {
+ str[0] = 0;
+ return 0;
+ }
}
result = doubleToStr(value->value, str, len);
--
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