diff options
Diffstat (limited to 'Help/guide/tutorial/Step9')
| -rw-r--r-- | Help/guide/tutorial/Step9/CMakeLists.txt | 16 | ||||
| -rw-r--r-- | Help/guide/tutorial/Step9/tutorial.cxx | 7 |
2 files changed, 10 insertions, 13 deletions
diff --git a/Help/guide/tutorial/Step9/CMakeLists.txt b/Help/guide/tutorial/Step9/CMakeLists.txt index e610b99..5822f89 100644 --- a/Help/guide/tutorial/Step9/CMakeLists.txt +++ b/Help/guide/tutorial/Step9/CMakeLists.txt @@ -1,13 +1,12 @@ -cmake_minimum_required(VERSION 3.3) -project(Tutorial) +cmake_minimum_required(VERSION 3.10) +# set the project name and version +project(Tutorial VERSION 1.0) + +# specify the C++ standard set(CMAKE_CXX_STANDARD 11) set(CMAKE_CXX_STANDARD_REQUIRED True) -# set the version number -set(Tutorial_VERSION_MAJOR 1) -set(Tutorial_VERSION_MINOR 0) - # does this system provide the log and exp functions? include(CheckSymbolExists) set(CMAKE_REQUIRED_LIBRARIES "m") @@ -18,10 +17,7 @@ check_symbol_exists(exp "math.h" HAVE_EXP) option(USE_MYMATH "Use tutorial provided math implementation" ON) # configure a header file to pass the version number only -configure_file( - "${PROJECT_SOURCE_DIR}/TutorialConfig.h.in" - "${PROJECT_BINARY_DIR}/TutorialConfig.h" - ) +configure_file(TutorialConfig.h.in TutorialConfig.h) # add the MathFunctions library? if(USE_MYMATH) diff --git a/Help/guide/tutorial/Step9/tutorial.cxx b/Help/guide/tutorial/Step9/tutorial.cxx index 3286bc8..779fbca 100644 --- a/Help/guide/tutorial/Step9/tutorial.cxx +++ b/Help/guide/tutorial/Step9/tutorial.cxx @@ -21,13 +21,14 @@ int main(int argc, char* argv[]) return 1; } - double inputValue = std::stod(argv[1]); + // convert input to double + const double inputValue = std::stod(argv[1]); // which square root function should we use? #ifdef USE_MYMATH - double outputValue = mysqrt(inputValue); + const double outputValue = mysqrt(inputValue); #else - double outputValue = sqrt(inputValue); + const double outputValue = sqrt(inputValue); #endif std::cout << "The square root of " << inputValue << " is " << outputValue |