From a765b9eadd3fe29de5f8d426549b69fc0a96793c Mon Sep 17 00:00:00 2001
From: Paul Roukema <roukemap@gmail.com>
Date: 周三, 05 9月 2018 23:45:59 +0800
Subject: [PATCH] Resolve unused argument warning in SCPI_ErrorAddInternal info_len may be unused if USE_DEVICE_DEPENDENT_ERROR_INFORMATION is 0
---
libscpi/src/error.c | 3 +++
1 files changed, 3 insertions(+), 0 deletions(-)
diff --git a/libscpi/src/error.c b/libscpi/src/error.c
index 4fe30a4..858ebfb 100644
--- a/libscpi/src/error.c
+++ b/libscpi/src/error.c
@@ -130,6 +130,9 @@
static scpi_bool_t SCPI_ErrorAddInternal(scpi_t * context, int16_t err, char * info, size_t info_len) {
scpi_error_t error_value;
+ /* SCPIDEFINE_strndup is sometimes a dumy that does not reference it's arguments.
+ Since info_len is not referenced elsewhere caoing to void prevents unusd argument warnings */
+ (void) info_len;
char * info_ptr = info ? SCPIDEFINE_strndup(&context->error_info_heap, info, info_len) : NULL;
SCPI_ERROR_SETVAL(&error_value, err, info_ptr);
if (!fifo_add(&context->error_queue, &error_value)) {
--
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