Build.md

@@ -18,7 +18,7 @@ cd build
  ```
 cmake -G "MinGW Makefiles" ..
  ```
- * start the compilation
+ * start the compilation (with 4 cores)
  ```
 mingw32-make -j 4
  ```
@@ -27,15 +27,52 @@ mingw32-make -j 4
 myedges.exe
  ```
 
-## PC/Linux/gcc
+## CECI clusters / linux
 
-If you want to build the examples on NIC4, you must load a gcc module. I recommend the following one which is compatible with many other libraries of the system.
+### configuration
+
+If you want to build the examples on NIC4, you must load several modules related to gcc, cmake, git. 
 ```
-module load gcc
+module load gcc git cmake
 ```
-The following variables should also be defined so that CMake finds the correct gcc. Put these lines in your `~/.bashrc` file:
+The following variables should also be defined so that CMake finds the correct g++.
 ```
-export CC=gcc
 export CXX=g++
-export FC=gfortran
+```
+These 2 commands can be added at the end of the `.bashrc` file which is in your hame directory.
+
+### SSH keys
+
+You must create SSH keys for all the git operations with GitLab. It is done as in the Windows case. 
+
+### Build the code
+
+ * clone the repository
+```
+git clone git@gitlab.uliege.be:R.Boman/gmsh-api.git
+```
+ * go into the project folder
+```
+cd gmsh-api
+```
+ * install gmsh-sdk using the script `get_gmsh.sh`
+```
+./get_gmsh.sh
+```
+ * set the environment variables for cmake
+```
+source ./envs/linux-macos.sh
+```
+ * create a build folder and go into it
+```
+mkdir build
+cd build
+```
+ * run cmake
+```
+cmake ..
+```
+ * build the project (with 4 cores)
+```
+make -j 4
 ```