From b77dfdc9e36e308aa806d63aa3b5628971789d5a Mon Sep 17 00:00:00 2001
From: "Wladimir J. van der Laan" <laanwj@gmail.com>
Date: Thu, 16 Jan 2014 15:52:37 +0100
Subject: Typesafe strprintf/error/LogPrint functions

Switch to tinyformat-based formatting.

Tinyformat is a typesafe drop-in replacement for C99 printf functions:
https://github.com/c42f/tinyformat
---
 src/util.cpp | 78 ++++++++----------------------------------------------------
 1 file changed, 10 insertions(+), 68 deletions(-)

(limited to 'src/util.cpp')

diff --git a/src/util.cpp b/src/util.cpp
index 280798f2fb..dd96ae0d70 100644
--- a/src/util.cpp
+++ b/src/util.cpp
@@ -235,12 +235,12 @@ static void DebugPrintInit()
     mutexDebugLog = new boost::mutex();
 }
 
-int LogPrint(const char* category, const char* pszFormat, ...)
+bool LogAcceptCategory(const char* category)
 {
     if (category != NULL)
     {
         if (!fDebug)
-            return 0;
+            return false;
 
         // Give each thread quick access to -debug settings.
         // This helps prevent issues debugging global destructors,
@@ -258,17 +258,18 @@ int LogPrint(const char* category, const char* pszFormat, ...)
         // if not debugging everything and not debugging specific category, LogPrint does nothing.
         if (setCategories.count(string("")) == 0 &&
             setCategories.count(string(category)) == 0)
-            return 0;
+            return false;
     }
+    return true;
+}
 
+int LogPrintStr(const std::string &str)
+{
     int ret = 0; // Returns total number of characters written
     if (fPrintToConsole)
     {
         // print to console
-        va_list arg_ptr;
-        va_start(arg_ptr, pszFormat);
-        ret += vprintf(pszFormat, arg_ptr);
-        va_end(arg_ptr);
+        ret = fwrite(str.data(), 1, str.size(), stdout);
     }
     else if (fPrintToDebugLog)
     {
@@ -291,76 +292,17 @@ int LogPrint(const char* category, const char* pszFormat, ...)
         // Debug print useful for profiling
         if (fLogTimestamps && fStartedNewLine)
             ret += fprintf(fileout, "%s ", DateTimeStrFormat("%Y-%m-%d %H:%M:%S", GetTime()).c_str());
-        if (pszFormat[strlen(pszFormat) - 1] == '\n')
+        if (!str.empty() && str[str.size()-1] == '\n')
             fStartedNewLine = true;
         else
             fStartedNewLine = false;
 
-        va_list arg_ptr;
-        va_start(arg_ptr, pszFormat);
-        ret += vfprintf(fileout, pszFormat, arg_ptr);
-        va_end(arg_ptr);
+        ret = fwrite(str.data(), 1, str.size(), fileout);
     }
 
     return ret;
 }
 
-string vstrprintf(const char *format, va_list ap)
-{
-    char buffer[50000];
-    char* p = buffer;
-    int limit = sizeof(buffer);
-    int ret;
-    while (true)
-    {
-        va_list arg_ptr;
-        va_copy(arg_ptr, ap);
-        ret = vsnprintf(p, limit, format, arg_ptr);
-        va_end(arg_ptr);
-        if (ret >= 0 && ret < limit)
-            break;
-        if (p != buffer)
-            delete[] p;
-        limit *= 2;
-        p = new char[limit];
-        if (p == NULL)
-            throw std::bad_alloc();
-    }
-    string str(p, p+ret);
-    if (p != buffer)
-        delete[] p;
-    return str;
-}
-
-string real_strprintf(const char *format, int dummy, ...)
-{
-    va_list arg_ptr;
-    va_start(arg_ptr, dummy);
-    string str = vstrprintf(format, arg_ptr);
-    va_end(arg_ptr);
-    return str;
-}
-
-string real_strprintf(const std::string &format, int dummy, ...)
-{
-    va_list arg_ptr;
-    va_start(arg_ptr, dummy);
-    string str = vstrprintf(format.c_str(), arg_ptr);
-    va_end(arg_ptr);
-    return str;
-}
-
-bool error(const char *format, ...)
-{
-    va_list arg_ptr;
-    va_start(arg_ptr, format);
-    std::string str = vstrprintf(format, arg_ptr);
-    va_end(arg_ptr);
-    LogPrintf("ERROR: %s\n", str.c_str());
-    return false;
-}
-
-
 void ParseString(const string& str, char c, vector<string>& v)
 {
     if (str.empty())
-- 
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