From 2800e896e1d5d0bca42d8b9b9cf9638b70810bcf Mon Sep 17 00:00:00 2001
From: Flouse <flouse@gmail.com>
Date: Mon, 9 Aug 2021 03:53:39 +0000
Subject: [PATCH] chore: use distinctive name for global variables

https://github.com/nervosnetwork/godwoken-polyjuice/pull/74#discussion_r684880110
---
 c/polyjuice.h            |  2 +-
 c/polyjuice_utils.h      | 14 +++++++-------
 c/tests/test_contracts.c |  2 +-
 c/tests/test_rlp.c       |  2 +-
 4 files changed, 10 insertions(+), 10 deletions(-)

diff --git a/c/polyjuice.h b/c/polyjuice.h
index 4bc53544..aaa8cedb 100644
--- a/c/polyjuice.h
+++ b/c/polyjuice.h
@@ -1159,7 +1159,7 @@ int run_polyjuice() {
 #ifndef NO_DEBUG_LOG
   // init buffer for debug_print
   char buffer[DEBUG_BUFFER_SIZE];
-  debug_buffer = buffer;
+  g_debug_buffer = buffer;
 #endif
 
   int ret;
diff --git a/c/polyjuice_utils.h b/c/polyjuice_utils.h
index b0ad2450..859c4411 100644
--- a/c/polyjuice_utils.h
+++ b/c/polyjuice_utils.h
@@ -18,7 +18,7 @@
 #else /* NO_DEBUG_LOG */
 /* 64 KB */
 #define DEBUG_BUFFER_SIZE 65536
-static char *debug_buffer;
+static char *g_debug_buffer;
 void debug_print_data(const char *prefix, const uint8_t *data,
                       uint32_t data_len) {
   if (data_len > (DEBUG_BUFFER_SIZE - 1024) / 2 - 1) { // leave 1KB to prefix
@@ -27,20 +27,20 @@ void debug_print_data(const char *prefix, const uint8_t *data,
   }
 
   int offset = 0;
-  offset += sprintf(debug_buffer, "%s 0x", prefix);
+  offset += sprintf(g_debug_buffer, "%s 0x", prefix);
   if (offset > 1024) {
     ckb_debug("warning: length of prefix is too large");
     return;
   }
   for (size_t i = 0; i < data_len; i++) {
-    offset += sprintf(debug_buffer + offset, "%02x", data[i]);
+    offset += sprintf(g_debug_buffer + offset, "%02x", data[i]);
   }
-  debug_buffer[offset] = '\0';
-  ckb_debug(debug_buffer);
+  g_debug_buffer[offset] = '\0';
+  ckb_debug(g_debug_buffer);
 }
 void debug_print_int(const char* prefix, int64_t ret) {
-  sprintf(debug_buffer, "%s => %ld", prefix, ret);
-  ckb_debug(debug_buffer);
+  sprintf(g_debug_buffer, "%s => %ld", prefix, ret);
+  ckb_debug(g_debug_buffer);
 }
 #endif /* NO_DEBUG_LOG */
 
diff --git a/c/tests/test_contracts.c b/c/tests/test_contracts.c
index 647fbc9b..343286f5 100644
--- a/c/tests/test_contracts.c
+++ b/c/tests/test_contracts.c
@@ -635,7 +635,7 @@ int main() {
 #ifndef NO_DEBUG_LOG
   // init buffer for debug_print
   char buffer[DEBUG_BUFFER_SIZE];
-  debug_buffer = buffer;
+  g_debug_buffer = buffer;
 #endif
 
 #ifdef FUZZING
diff --git a/c/tests/test_rlp.c b/c/tests/test_rlp.c
index 06823564..59be8e49 100644
--- a/c/tests/test_rlp.c
+++ b/c/tests/test_rlp.c
@@ -61,7 +61,7 @@ int main() {
 #ifndef NO_DEBUG_LOG
   // init buffer for debug_print
   char buffer[DEBUG_BUFFER_SIZE];
-  debug_buffer = buffer;
+  g_debug_buffer = buffer;
 #endif
 
   test("004ec07d2329997267ec62b4166639513386f32e", 142, "d794004ec07d2329997267ec62b4166639513386f32e818e", "8d7bb25141ff9c4c77e9e208b6bf4d1d3ca684b0");