Put OpenCoarrays version info in .VERSION file

 This makes parsing it from scripts easier, and allows additional
 information to be included in the file.

Author: zbeekman

.VERSION

@@ -0,0 +1,5 @@
+# OpenCoarrays version file. Odd patch levels indicate inter-release
+# version, i.e., code is from SCM/git. This project uses semantic
+# versioning. For details see http://semver.org
+
+1.8.3

.travis.yml

@@ -165,6 +165,15 @@ script:
     fi
     set +o errexit
 
+after_script:
+  - |
+    if [ "$TRAVIS_TAG" ]; then
+      if [[ "v$TRAVIS_TAG" != "v$(sed -n 's/\([0-9]\{1,\}\(\.[0-9]\{1,\}\)\{1,\}\)/\1/p' .VERSION)" ]]; then
+        echo "ERROR: You are trying to tag a new release but have a version missmatch in \`.VERSION\`"
+        false # throw an error
+      fi
+    fi
+
 after_success:
   - find . -name '*.gcno' -print
   - gcov-6 --version

CMakeLists.txt

@@ -6,8 +6,13 @@ set ( CMAKE_BUILD_TYPE "Release"
   CACHE STRING "Select which configuration to build." )
 set_property ( CACHE CMAKE_BUILD_TYPE PROPERTY STRINGS ${CMAKE_CONFIGURATION_TYPES} )
 
-#Name project and specify source languages
-project(opencoarrays VERSION 1.8.3 LANGUAGES C Fortran)
+# Name project and specify source languages
+# Parse version from .VERSION file so that more info can be added and easier to get from scripts
+file( STRINGS ".VERSION" OpenCoarraysVersion
+  REGEX "[0-9]+\\.[0-9]+\\.[0-9]+"
+)
+project(opencoarrays VERSION "${OpenCoarraysVersion}" LANGUAGES C Fortran)
+message( STATUS "Building OpenCoarrays version: ${OpenCoarraysVersion}" )
 
 #Print an error message on an attempt to build inside the source directory tree:
 if ("${CMAKE_CURRENT_SOURCE_DIR}" STREQUAL "${CMAKE_CURRENT_BINARY_DIR}")

install.sh

@@ -240,10 +240,7 @@ source $opencoarrays_src_dir/prerequisites/install-functions/report_results.sh
 if [[ "${arg_v}" == "${__flag_present}" || "${arg_V}" == "opencoarrays" ]]; then
 
   # Print script copyright if invoked with -v, -V, or --version argument
-  cmake_project_line="$(grep project "${opencoarrays_src_dir}/CMakeLists.txt" | grep VERSION)"
-  text_after_version_keyword="${cmake_project_line##*VERSION}"
-  text_before_language_keyword="${text_after_version_keyword%%LANGUAGES*}"
-  opencoarrays_version=$text_before_language_keyword
+  opencoarrays_version=$(sed -n 's/\([0-9]\{1,\}\(\.[0-9]\{1,\}\)\{1,\}\)/\1/p' "${opencoarrays_src_dir%/}/.VERSION")
   if [[ "${arg_v}" == "${__flag_present}" ]]; then
     echo "OpenCoarrays ${opencoarrays_version}"
     echo ""

prerequisites/check_version.sh

@@ -82,10 +82,7 @@ elif [[ $1 == '--list' || $1 == '-l' ]]; then
 
 elif [[ $1 == '-v' || $1 == '-V' || $1 == '--version' ]]; then
   # Print script copyright if invoked with -v, -V, or --version argument
-  cmake_project_line=$(grep project ../CMakeLists.txt | grep VERSION)
-  text_after_version_keyword="${cmake_project_line##*VERSION}"
-  text_before_language_keyword="${text_after_version_keyword%%LANGUAGES*}"
-  opencoarrays_version=$text_before_language_keyword
+  opencoarrays_version=$(sed -n 's/\([0-9]\{1,\}\(\.[0-9]\{1,\}\)\{1,\}\)/\1/p' ../.VERSION)
   echo "opencoarrays $opencoarrays_version"
   echo ""
   echo "OpenCoarrays prerequisite version verifier"