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-rw-r--r--src/util.cpp37
1 files changed, 26 insertions, 11 deletions
diff --git a/src/util.cpp b/src/util.cpp
index b2023b8322..6631c236f1 100644
--- a/src/util.cpp
+++ b/src/util.cpp
@@ -89,6 +89,7 @@ const int64_t nStartupTime = GetTime();
const char * const BITCOIN_CONF_FILENAME = "bitcoin.conf";
const char * const BITCOIN_PID_FILENAME = "bitcoind.pid";
+const char * const DEFAULT_DEBUGLOGFILE = "debug.log";
ArgsManager gArgs;
bool fPrintToConsole = false;
@@ -189,26 +190,40 @@ static void DebugPrintInit()
vMsgsBeforeOpenLog = new std::list<std::string>;
}
-void OpenDebugLog()
+fs::path GetDebugLogPath()
+{
+ fs::path logfile(gArgs.GetArg("-debuglogfile", DEFAULT_DEBUGLOGFILE));
+ if (logfile.is_absolute()) {
+ return logfile;
+ } else {
+ return GetDataDir() / logfile;
+ }
+}
+
+bool OpenDebugLog()
{
boost::call_once(&DebugPrintInit, debugPrintInitFlag);
boost::mutex::scoped_lock scoped_lock(*mutexDebugLog);
assert(fileout == nullptr);
assert(vMsgsBeforeOpenLog);
- fs::path pathDebug = GetDataDir() / "debug.log";
+ fs::path pathDebug = GetDebugLogPath();
+
fileout = fsbridge::fopen(pathDebug, "a");
- if (fileout) {
- setbuf(fileout, nullptr); // unbuffered
- // dump buffered messages from before we opened the log
- while (!vMsgsBeforeOpenLog->empty()) {
- FileWriteStr(vMsgsBeforeOpenLog->front(), fileout);
- vMsgsBeforeOpenLog->pop_front();
- }
+ if (!fileout) {
+ return false;
+ }
+
+ setbuf(fileout, nullptr); // unbuffered
+ // dump buffered messages from before we opened the log
+ while (!vMsgsBeforeOpenLog->empty()) {
+ FileWriteStr(vMsgsBeforeOpenLog->front(), fileout);
+ vMsgsBeforeOpenLog->pop_front();
}
delete vMsgsBeforeOpenLog;
vMsgsBeforeOpenLog = nullptr;
+ return true;
}
struct CLogCategoryDesc
@@ -355,7 +370,7 @@ int LogPrintStr(const std::string &str)
// reopen the log file, if requested
if (fReopenDebugLog) {
fReopenDebugLog = false;
- fs::path pathDebug = GetDataDir() / "debug.log";
+ fs::path pathDebug = GetDebugLogPath();
if (fsbridge::freopen(pathDebug,"a",fileout) != nullptr)
setbuf(fileout, nullptr); // unbuffered
}
@@ -774,7 +789,7 @@ void ShrinkDebugFile()
// Amount of debug.log to save at end when shrinking (must fit in memory)
constexpr size_t RECENT_DEBUG_HISTORY_SIZE = 10 * 1000000;
// Scroll debug.log if it's getting too big
- fs::path pathLog = GetDataDir() / "debug.log";
+ fs::path pathLog = GetDebugLogPath();
FILE* file = fsbridge::fopen(pathLog, "r");
// If debug.log file is more than 10% bigger the RECENT_DEBUG_HISTORY_SIZE
// trim it down by saving only the last RECENT_DEBUG_HISTORY_SIZE bytes