From f54acfb6b701e5008887b9d15560abc3d8e1686d Mon Sep 17 00:00:00 2001
From: Gergő J. Miklós
Date: Sun, 11 Oct 2020 04:22:32 +0200
Subject: error handling

---
 src/main.c | 4 ++--
 1 file changed, 2 insertions(+), 2 deletions(-)

diff --git a/src/main.c b/src/main.c
index 4d4f4ca..8414892 100644
--- a/src/main.c
+++ b/src/main.c
@@ -73,13 +73,13 @@ uchar   *xchg_data  (uchar *buf, uint16 wrlen, uint16 waitlen, uint16 rdlen){
 
 	if(write(devicef, buf, 1) != 1){                //# write one byte to device
         //perror("I2C communication(wrr) error.");
-        fprintf (stderr, "I2C communication(WR) error: [%d, %s] at %s, line %d. (function: %s)\n", errno, strerror(errno), __FILE__, __LINE__, __func__);
+        fprintf (stderr, "I2C write error: [NO: %d, MSG: %s] at %s, line %d. (function: %s)\n", errno, strerror(errno), __FILE__, __LINE__, __func__);
     }
     usleep(waitlen*1000);                                //# Wait 10ms for reading
 
     if(read(devicef, buf, rdlen) != rdlen) {                //# read the result
         //perror("I2C communication(rd) error.");
-        fprintf (stderr, "I2C communication(RD) error: [%d, %s] at %s, line %d. (function: %s)\n", errno, strerror(errno), __FILE__, __LINE__, __func__);
+        fprintf (stderr, "I2C read error: [NO: %d, MSG: %s] at %s, line %d. (function: %s)\n", errno, strerror(errno), __FILE__, __LINE__, __func__);
     }
     return buf; 
 }
-- 
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