More (lib) version requirements.

scripts/cmake/ConanSetup.cmake

@@ -25,9 +25,9 @@ endif()
 include(${PROJECT_SOURCE_DIR}/scripts/cmake/conan/conan.cmake)
 
 set(CONAN_REQUIRES
-    boost/1.66.0@conan/stable
-    eigen/3.3.4@conan/stable
-    vtk/8.2.0@bilke/stable
+    boost/${ogs.minimum_version.boost}@conan/stable
+    eigen/${ogs.minimum_version.eigen}@conan/stable
+    vtk/${ogs.tested_version.vtk}@bilke/stable
     CACHE INTERNAL ""
 )
 
@@ -74,9 +74,9 @@ if(OGS_BUILD_GUI)
         zlib/1.2.11
     )
     if(UNIX)
-        set(CONAN_REQUIRES ${CONAN_REQUIRES} qt/5.14.1@bincrafters/stable)
+        set(CONAN_REQUIRES ${CONAN_REQUIRES} qt/${ogs.tested_version.qt.linux}@bincrafters/stable)
     else()
-        set(CONAN_REQUIRES ${CONAN_REQUIRES} qt/5.13.2@bincrafters/stable)
+        set(CONAN_REQUIRES ${CONAN_REQUIRES} qt/${ogs.tested_version.qt.win}@bincrafters/stable)
     endif()
     set(CONAN_OPTIONS ${CONAN_OPTIONS}
         vtk:minimal=False

scripts/cmake/Find.cmake

@@ -59,7 +59,7 @@ find_program(MODULE_CMD modulecmd
 ######################
 ### Find libraries ###
 ######################
-find_package(Boost 1.62.0 REQUIRED)
+find_package(Boost ${ogs.minimum_version.boost} REQUIRED)
 
 set(VTK_COMPONENTS vtkIOXML)
 if(OGS_BUILD_GUI)
@@ -73,10 +73,10 @@ endif()
 if(OGS_USE_MPI)
     set(VTK_COMPONENTS ${VTK_COMPONENTS} vtkIOParallelXML vtkParallelMPI)
 endif()
-find_package(VTK 8.1.2 REQUIRED COMPONENTS ${VTK_COMPONENTS})
+find_package(VTK ${ogs.minimum_version.vtk} REQUIRED COMPONENTS ${VTK_COMPONENTS})
 include(${VTK_USE_FILE})
 
-find_package(Eigen3 3.3.4 REQUIRED)
+find_package(Eigen3 ${ogs.minimum_version.eigen} REQUIRED)
 include_directories(SYSTEM ${EIGEN3_INCLUDE_DIR})
 
 ## pthread, is a requirement of logog ##
@@ -108,7 +108,7 @@ if(OGS_BUILD_GUI)
     if(OGS_USE_CONAN AND UNIX AND NOT APPLE)
         set(QT_MODULES ${QT_MODULES} X11Extras)
     endif()
-    find_package(Qt5 5.2 REQUIRED ${QT_MODULES})
+    find_package(Qt5 ${ogs.minimum_version.qt} REQUIRED ${QT_MODULES})
     cmake_policy(SET CMP0020 NEW)
 endif()
 
@@ -155,7 +155,7 @@ if(OGS_USE_PETSC)
         set(PETSC_EXECUTABLE_RUNS YES)
     endif()
 
-    find_package(PETSc REQUIRED)
+    find_package(PETSc ${ogs.minimum_version.petsc} REQUIRED)
 
     include_directories(SYSTEM ${PETSC_INCLUDES})
 

web/content/docs/devguide/advanced/third-party-libraries.pandoc

@@ -19,13 +19,13 @@ We strongly recommend to simply use [Conan]({{< ref "conan.pandoc" >}}) for hand
 
 The following libraries are required:
 
-- [Boost](http://www.boost.org/) >= 1.56.0
-- [Eigen](http://eigen.tuxfamily.org/) >= 3.2.9
-- [VTK](https://www.vtk.org/) >= 7.1.0
+- [Boost](http://www.boost.org/) >= {{< dataFile "versions.minimum_version.boost" >}}
+- [Eigen](http://eigen.tuxfamily.org/) >= {{< dataFile "versions.minimum_version.eigen" >}}
+- [VTK](https://www.vtk.org/) >= {{< dataFile "versions.minimum_version.vtk" >}}
 
 If you want to build the Data Explorer you need these too:
 
-- [Qt](https://www.qt.io/) >= 5.9.2
+- [Qt](https://www.qt.io/) >= {{< dataFile "versions.minimum_version.qt" >}}
 - [Shapelib](http://shapelib.maptools.org) >= 1.3.0
 - [libgeotiff](https://trac.osgeo.org/geotiff/) >= 1.4.2
 

web/content/docs/devguide/getting-started/prerequisites.pandoc

@@ -15,7 +15,7 @@ The minimum prerequisites to build OGS are:
 
 - An 64-bit operating system (Linux, Windows 7 and up, macOS)
 - Git (version control tool, at least version {{< dataFile "versions.minimum_version.git" >}})
-- CMake (build configuration tool, at least version 3.12)
+- CMake (build configuration tool, at least version {{< dataFile "versions.minimum_version.cmake" >}})
 - A compiler with [C++17](http://en.wikipedia.org/wiki/C%2B%2B17)-support
 - [Conan package manager](https://www.conan.io/) (at least version {{< dataFile "versions.minimum_version.conan" >}}) **OR** install [required libraries]({{< ref "third-party-libraries.pandoc" >}}) manually (for advanced users only!)
 
@@ -88,7 +88,7 @@ Please check if Git is already installed:
 
 ```bash
 $ git --version
-git version 1.7.4.1
+git version {{< dataFile "versions.minimum_version.git" >}}
 ```
 
 Otherwise please install Git with your favorite package manager:

web/data/versions.json

@@ -8,6 +8,19 @@
       "toolset": "141"
     },
     "conan": "1.21.0",
-    "git": "2.14"
+    "git": "2.14",
+    "cmake": "3.12",
+    "boost": "1.66.0",
+    "eigen": "3.3.4",
+    "vtk": "8.1.2",
+    "petsc": "3.8.3",
+    "qt": "5.12.4"
+  },
+  "tested_version": {
+    "vtk": "8.2.0",
+    "qt": {
+      "linux": "5.14.1",
+      "win": "5.13.2"
+    }
   }
 }