Remove time from MMF file name

Author: kostorr

include/ReadoutCard/InterprocessLock.h

@@ -11,6 +11,7 @@
 #include <chrono>
 #include <sys/socket.h>
 #include <sys/un.h>
+#include <iostream>
 
 #define LOCK_TIMEOUT 5 //5 second timeout in case we wait for the lock (e.g PDA)
 #define UNIX_SOCK_NAME_LENGTH 104 //108 for most UNIXs, 104 for macOS
@@ -72,8 +73,11 @@ class Lock
       if (mSocketName.length() >= UNIX_SOCK_NAME_LENGTH) {
         std::string lockType = mSocketName.substr(0, 17); // isolate the class that created the lock
                                                           // Alice_O2_RoC_XYZ_*
-        std::size_t lockNameHash = std::hash<std::string>{} (mSocketName); // hash the mutable part
+        std::cout << "mSocketName: " << mSocketName << std::endl;
+        std::cout << "cstr: " << mSocketName.c_str() << std::endl;
+        std::size_t lockNameHash = std::hash<std::string>{} (mSocketName.c_str()); // hash the mutable part
         std::string safeLockName = lockType + std::to_string(lockNameHash) + "_lock"; // return conformant name
+        std::cout << "lockNameHash: " << lockNameHash << std::endl;
         return safeLockName;
       } else {
         return mSocketName;

src/CommandLineUtilities/ProgramDmaBench.cxx

@@ -259,11 +259,8 @@ class ProgramDmaBench: public Program
           throw ParameterException() << ErrorInfo::Message("Buffer size smaller than superpage size");
         }
 
-        // Add time to the buffer's filename. This way we guard our buffer from being overwritten by another process
-        // as this is before the DMA Channel initialization and no lock protection is in place.
-        std::string bufferName = (b::format("roc-bench-dma_id=%s_chan=%s_%s_pages") % map["id"].as<std::string>()
-            % mOptions.dmaChannel
-            % time(0)).str();
+        std::string bufferName = (b::format("roc-bench-dma_id=%s_chan=%s_pages") % map["id"].as<std::string>()
+            % mOptions.dmaChannel).str();
 
         Utilities::HugepageType hugepageType;
         mMemoryMappedFile = Utilities::tryMapFile(mBufferSize, bufferName, !mOptions.noRemovePagesFile, &hugepageType);