CMake: provide AMReX versioning even when .git is not present

dpgrote · Jul 4, 2018 · 1e12eef · 1e12eef
1 parent 2668c5a
commit 1e12eef
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Showing 2 changed files with 14 additions and 4 deletions.
diff --git a/CMakeLists.txt b/CMakeLists.txt
@@ -45,6 +45,14 @@ if ( EXISTS ${CMAKE_SOURCE_DIR}/.git AND ${GIT_FOUND} )
       WORKING_DIRECTORY ${PROJECT_SOURCE_DIR}
       OUTPUT_VARIABLE TMP )
    string ( STRIP ${TMP} TMP )
+else ()
+   # Grep first line from file CHANGES if AMREX_GIT_VERSION is not
+   # provided
+   file(STRINGS ${PROJECT_SOURCE_DIR}/CHANGES ALL_VERSIONS REGEX "#")
+   list(GET ALL_VERSIONS 0 TMP)
+   string(REPLACE "#" "" TMP "${TMP}")
+   string (STRIP "${TMP}" TMP )
+   set (TMP "${TMP}.0")
 endif ()
 
 set ( AMREX_GIT_VERSION "${TMP}" CACHE INTERNAL "" )

diff --git a/Src/CMakeLists.txt b/Src/CMakeLists.txt
@@ -137,12 +137,14 @@ if (AMREX_GIT_VERSION)
    string (FIND "${AMREX_VERSION}" "-" IDX REVERSE)
    string (SUBSTRING "${AMREX_VERSION}" 0 "${IDX}" AMREX_VERSION )
    string (REPLACE "-" "." AMREX_VERSION "${AMREX_VERSION}")
-
-   write_basic_package_version_file ( ${CMAKE_BINARY_DIR}/AMReXConfigVersion.cmake
-      VERSION ${AMREX_VERSION}
-      COMPATIBILITY AnyNewerVersion )
 endif ()
 
+write_basic_package_version_file ( ${CMAKE_BINARY_DIR}/AMReXConfigVersion.cmake
+   VERSION ${AMREX_VERSION}
+   COMPATIBILITY AnyNewerVersion )
+
+
+
 install ( FILES
    ${CMAKE_BINARY_DIR}/export/AMReXConfig.cmake
    ${CMAKE_BINARY_DIR}/AMReXConfigVersion.cmake