Remove set_open_file_limit

Author: Gregor Entzian

src/helper.h

@@ -117,66 +117,6 @@ static std::string getExecutablePath() {
 #endif
     return std::string(exePath);
 }
-
-/*
- * return true if the given limit is smaller, than the sytem limit or if it has been increased.
- * return false if the limit could not be requested or set.
- */
-static
-bool set_maximal_file_limit(size_t new_max_limit){
-	//check if the number of barcodes (corresponds to the number of files) is higher than the maximum limit of open file handles, allowed by the system.
-#ifndef _WIN32
-	rlimit old_limit, new_limit;
-	int received_limit = getrlimit(RLIMIT_NOFILE, &old_limit);
-	if(received_limit == 0)
-	{
-		printf("Open files limit soft %ld, hard %ld, required %zu\n", old_limit.rlim_cur, old_limit.rlim_max, new_max_limit);
-		if((old_limit.rlim_cur < new_max_limit) || (old_limit.rlim_max < new_max_limit)){
-			size_t real_new_limit = min(new_max_limit,(size_t)RLIM_INFINITY);
-			if (old_limit.rlim_cur < new_max_limit)
-			    new_limit.rlim_cur = real_new_limit;
-			if (old_limit.rlim_max < new_max_limit)
-			    new_limit.rlim_max = real_new_limit;
-			int set_limit = setrlimit(RLIMIT_NOFILE, &new_limit);
-			if(set_limit == 0){
-				fprintf(stdout, "Maximum open file limit has been increased to %zu\n", real_new_limit);
-				return true;
-			}
-			else{
-				fprintf(stderr, "Error: the maximum open file limit for the filesystem could not be set!\n");
-				return false;
-			}
-		}
-		else{
-			//increasing was not necessary
-			return true;
-		}
-	}
-	else{
-		fprintf(stderr, "Error: the maximum open file limit for the filesystem could not be retrieved!\n");
-		return false;
-	}
-#else
-	int current_limit = _getmaxstdio();
-	if(current_limit < new_max_limit){
-		printf("Open files limit %d, new %zu\n", current_limit, new_max_limit);
-		int set_limit = _setmaxstdio(new_max_limit);
-		if(!set_limit){
-			fprintf(stderr, "Error: the maximum file limit for the filesystem could not be set!\n");
-			return false;
-		}
-		fprintf(stdout, "Maximum open file limit has been increased to %zu\n", new_max_limit);
-		return true;
-	}
-	else{
-		//increasing was not necessary
-		return true;
-	}
-
-#endif
-	return false;
-}
 };
 
-
 #endif /* SRC_HELPER_H_ */