Differences

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--- getting_started:write_app:use_on_host [2021/03/25 07:54] – [Use Existing Project] ursgraf
+++ getting_started:write_app:use_on_host [2023/04/13 08:57] – [Say Hello with EEROS] ursgraf
@@ Line 1: / Line 1: @@
 ====== Writing EEROS Applications for the Host ======
 Back to [[getting_started:compile_eeros_host|]].
+You will use C++ to develop your EEROS applications. For this you need at least some knowledge of the basic language features. A good starting point might be [[https://www.cplusplus.com/doc/tutorial/]]. Minimal help can also be found under [[tools:cplusplus|]].
 What do you want to do next?
@@ Line 30: / Line 32: @@
 </code>
   - Create a text file "CMakeLists.txt" and copy the following text into it: <code cpp>
-cmake_minimum_required(VERSION 3.5.1)
+cmake_minimum_required(VERSION 3.10)
 project(helloworld)
-set(CMAKE_CXX_STANDARD 14)
 find_package(EEROS REQUIRED)
-include_directories(${EEROS_INCLUDE_DIR})
-link_directories(${EEROS_LIB_DIR})
 add_executable(helloworld main.cpp)
-target_link_libraries(helloworld eeros ucl ${CMAKE_DL_LIBS})
+target_link_libraries(helloworld PRIVATE eeros)
 </code>
   - Create a build directory for your new project and change into it with <code>
-$ mkdir ../build-x86/hello
+$ mkdir build-x86
-$ cd ../build-x86/hello
+$ cd build-x86
+</code>
+  - Build the project with <code>
 $ cmake -DCMAKE_INSTALL_PREFIX=../../install-x86 ../../hello
 $ make
 </code>
+  - Make changes to "main.cpp", save them and rebuild with <code>
+$ make
+</code> In order to be able to write your own EEROS programs, you could use any text editor. However, we recommend to use an integrated development environment, see [[getting_started:kdevelop|]].
 Continue with [[getting_started:deploy:deploy_host|]].
@@ Line 54: / Line 58: @@
 As an example we use the [[getting_started:tutorials:oneaxis|]] demo program.
-  - Fetch the code of the application from within your EEROS directory with <code>
+  - Fetch the code of the application from within your EEROS project directory with <code>
 $ git clone https://github.com/eeros-project/simple-motor-control.git
+$ cd simple-motor-control
 </code>
   - Create a build directory for your new project and change into it with <code>
 $ mkdir ../build-x86/simple-motor-control
 $ cd ../build-x86/simple-motor-control
-$ cmake -DCMAKE_INSTALL_PREFIX=../../install-x86 ../../simple-motor-control
-$ make
 </code>
   - Build the project with <code>
-$ ./make.sh
+$ cmake -DCMAKE_INSTALL_PREFIX=../../install-x86 -DREQUIRED_EEROS_VERSION=1.3 ../../simple-motor-control
+$ make
 </code>
 Continue with [[getting_started:deploy:deploy_host|]].