move nbline to own file

CMakeLists.txt

@@ -17,6 +17,7 @@ add_executable(cppack
 				src/core/Statsgen.cpp
 				src/core/Policy.cpp
 				src/core/ThreadData.cpp
+				src/core/Utils.cpp
 				src/cli/Main.cpp)
 target_link_libraries(cppack ${CMAKE_THREAD_LIBS_INIT})
 
@@ -44,6 +45,7 @@ if(Qt5Core_FOUND)
 	    src/core/Statsgen.cpp
 	    src/core/Policy.cpp
 	    src/core/ThreadData.cpp
+	    src/core/Utils.cpp
 	    ressources/logos.qrc
 	)
 
@@ -58,5 +60,6 @@ add_executable(cppack-test
 				src/core/Statsgen.cpp
 				src/core/Policy.cpp
 				src/core/ThreadData.cpp
+				src/core/Utils.cpp
 				src/test/cppack-tests.cpp)
 target_link_libraries(cppack-test ${CMAKE_THREAD_LIBS_INIT})
\ No newline at end of file

include/Utils.h

@@ -18,7 +18,7 @@
 #include <fstream>
 #include <unordered_map>
 #include <iomanip>
-#include <utility>
+#include <sstream>
 
 inline float percentage(const float& num, const float& den){
 	return 100 * num / den;

src/core/Statsgen.cpp

@@ -332,24 +332,6 @@ void* generate_stats_thread(void* threadarg) {
 	pthread_exit(NULL);
 }
 
-
-uint64_t nbline_file(const string & filename) {
-	ifstream readfile(filename);
-	string line;
-	uint64_t nb = 0;
-
-	while(getline(readfile, line)){
-		++nb;
-	}
-	// we have not read the whole file
-	if (readfile.fail() && !readfile.eof()){
-		cerr << "[ERROR] There was an error reading the file at line " << nb << endl;
-		return 0;
-	}
-	return nb;
-}
-
-
 bool Statsgen::operator==(const Statsgen& o) const {
 	return results == o.results;
 }

src/core/Utils.cpp

+#include "Utils.h"
+
+uint64_t nbline_file(const std::string& filename) {
+	std::ifstream readfile(filename);
+	std::string line;
+	uint64_t nb = 0;
+
+	while(std::getline(readfile, line)){
+		++nb;
+	}
+	// we have not read the whole file
+	if (readfile.fail() && !readfile.eof()){
+		std::cerr << "[ERROR] There was an error reading the file at line " << nb << std::endl;
+		return 0;
+	}
+	return nb;
+}
\ No newline at end of file