Remove redundant .c_str()s

After the tinyformat switch sprintf() family functions support passing
actual std::string objects.

Remove unnecessary c_str calls (236 of them) in logging and formatting.

1 files changed, 5 insertions, 5 deletions

diff --git a/src/miner.cpp b/src/miner.cpp
index 21a9fa256b..ca3b65a11a 100644
--- a/src/miner.cpp
+++ b/src/miner.cpp
@@ -70,9 +70,9 @@ public:
     void print() const
     {
         LogPrintf("COrphan(hash=%s, dPriority=%.1f, dFeePerKb=%.1f)\n",
-               ptx->GetHash().ToString().c_str(), dPriority, dFeePerKb);
+               ptx->GetHash().ToString(), dPriority, dFeePerKb);
         BOOST_FOREACH(uint256 hash, setDependsOn)
-            LogPrintf("   setDependsOn %s\n", hash.ToString().c_str());
+            LogPrintf("   setDependsOn %s\n", hash.ToString());
     }
 };
 
@@ -296,7 +296,7 @@ CBlockTemplate* CreateNewBlock(const CScript& scriptPubKeyIn)
             if (fPrintPriority)
             {
                 LogPrintf("priority %.1f feeperkb %.1f txid %s\n",
-                       dPriority, dFeePerKb, tx.GetHash().ToString().c_str());
+                       dPriority, dFeePerKb, tx.GetHash().ToString());
             }
 
             // Add transactions that depend on this one to the priority queue
@@ -470,9 +470,9 @@ bool CheckWork(CBlock* pblock, CWallet& wallet, CReserveKey& reservekey)
 
     //// debug print
     LogPrintf("BitcoinMiner:\n");
-    LogPrintf("proof-of-work found  \n  hash: %s  \ntarget: %s\n", hash.GetHex().c_str(), hashTarget.GetHex().c_str());
+    LogPrintf("proof-of-work found  \n  hash: %s  \ntarget: %s\n", hash.GetHex(), hashTarget.GetHex());
     pblock->print();
-    LogPrintf("generated %s\n", FormatMoney(pblock->vtx[0].vout[0].nValue).c_str());
+    LogPrintf("generated %s\n", FormatMoney(pblock->vtx[0].vout[0].nValue));
 
     // Found a solution
     {