Fix warning

Author: Kirill Kornyakov

.travis.yml

@@ -1,11 +1,8 @@
 language: cpp
-sudo: false
 compiler:
   - gcc
   - clang
-# before_install: sudo apt-get update -qq
-# install:
-#   - sudo apt-get install -qq libopencv-dev
+sudo: false
 addons:
   apt:
     packages:

include/auxiliaries.hpp

@@ -7,4 +7,4 @@ struct Parameters
     std::string imgFileName;
 };
 
-int parseArguments(int argc, char **argv, Parameters &params);
+int parseArguments(int argc, const char **argv, Parameters &params);

samples/sample_template.cpp

@@ -7,7 +7,7 @@
 using namespace std;
 using namespace cv;
 
-int main(int argc, char **argv)
+int main(int argc, const char **argv)
 {
     Parameters params;
     if (parseArguments(argc, argv, params) != 0)

src/auxiliaries.cpp

@@ -1,6 +1,6 @@
 #include "auxiliaries.hpp"
 
-int parseArguments(int argc, char **argv, Parameters &params)
+int parseArguments(int argc, const char **argv, Parameters &params)
 {
     if (argc < 2)
     {

test/aux_test.cpp

@@ -4,7 +4,7 @@
 TEST(practice2, parse_empty_arguments)
 {
     int argc = 0;
-    char **argv = 0;
+    const char **argv = 0;
     Parameters params;
     int res = parseArguments(argc, argv, params);
 
@@ -14,7 +14,7 @@ TEST(practice2, parse_empty_arguments)
 TEST(practice2, parse_incorrect_arguments)
 {
     int argc = 2;
-    char *argv[] = { "", "image.jpg" };
+    const char *argv[] = { "", "image.jpg" };
     Parameters params;
     int res = parseArguments(argc, argv, params);