From c46be6db32872bfd7c4010b43526b5e6bc0fa6a5 Mon Sep 17 00:00:00 2001
From: wangzhengquan <wangzhengquan85@126.com>
Date: 星期一, 25 一月 2021 14:04:59 +0800
Subject: [PATCH] update
---
src/bus_error.cpp | 36 ++++++++++++++++++++++++++----------
1 files changed, 26 insertions(+), 10 deletions(-)
diff --git a/src/bus_error.cpp b/src/bus_error.cpp
index cf16cf2..179211f 100644
--- a/src/bus_error.cpp
+++ b/src/bus_error.cpp
@@ -42,9 +42,8 @@
char *
bus_strerror(int err)
{
- int s, eindex;
+ int s;
char *buf;
- eindex = err - EBUS_BASE;
/* Make first caller allocate key for thread-specific data */
s = pthread_once(&once, createKey);
@@ -65,14 +64,31 @@
err_exit(s, "pthread_setspecific");
}
- if (eindex < 0 || eindex >= _bus_nerr || _bus_errlist[eindex] == NULL)
- {
- snprintf(buf, MAX_ERROR_LEN, "Unknown error %d", eindex);
- }
- else
- {
- strncpy(buf, _bus_errlist[eindex], MAX_ERROR_LEN - 1);
- buf[MAX_ERROR_LEN - 1] = '\0'; /* Ensure null termination */
+
+ if(err < EBUS_BASE) {
+ // libc閿欒
+ if (err < 0 || err >= _sys_nerr || _sys_errlist[err] == NULL)
+ {
+ snprintf(buf, MAX_ERROR_LEN, "Unknown error %d", err);
+ }
+ else
+ {
+ strncpy(buf, _sys_errlist[err], MAX_ERROR_LEN - 1);
+ buf[MAX_ERROR_LEN - 1] = '\0'; /* Ensure null termination */
+ }
+ } else {
+ //鑷畾涔夐敊璇�
+ err -= EBUS_BASE;
+ if (err < 0 || err >= _bus_nerr || _bus_errlist[err] == NULL)
+ {
+ snprintf(buf, MAX_ERROR_LEN, "Unknown error %d", err);
+ }
+ else
+ {
+ strncpy(buf, _bus_errlist[err], MAX_ERROR_LEN - 1);
+ buf[MAX_ERROR_LEN - 1] = '\0'; /* Ensure null termination */
+ }
+
}
return buf;
--
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