Version and better logging added.

cmake/GenerateVersion.cmake

@@ -0,0 +1,28 @@
+# Refresh on every build, including incremental builds after a commit or edit.
+# configure_file only changes the header when the embedded identity changes.
+file(READ "${SOURCE_DIR}/VERSION" releaseVersion)
+string(STRIP "${releaseVersion}" releaseVersion)
+if(NOT releaseVersion MATCHES "^[0-9][0-9][0-9][0-9][.][0-9][0-9][.][0-9][0-9]$")
+    message(FATAL_ERROR "VERSION must contain a date in YYYY.MM.DD format")
+endif()
+set(gitRevision "unavailable")
+set(gitModified "false")
+set(buildSuffix "")
+find_package(Git QUIET)
+# Do not accidentally identify a source archive as its enclosing repository.
+if(GIT_FOUND AND EXISTS "${SOURCE_DIR}/.git")
+    execute_process(COMMAND "${GIT_EXECUTABLE}" rev-parse --short=12 HEAD
+        WORKING_DIRECTORY "${SOURCE_DIR}" RESULT_VARIABLE revisionResult
+        OUTPUT_VARIABLE revision OUTPUT_STRIP_TRAILING_WHITESPACE ERROR_QUIET)
+    execute_process(COMMAND "${GIT_EXECUTABLE}" status --porcelain --untracked-files=normal
+        WORKING_DIRECTORY "${SOURCE_DIR}" RESULT_VARIABLE statusResult
+        OUTPUT_VARIABLE status OUTPUT_STRIP_TRAILING_WHITESPACE ERROR_QUIET)
+    if(revisionResult EQUAL 0 AND revision MATCHES "^[0-9a-f]+$")
+        set(gitRevision "${revision}")
+    endif()
+    if(statusResult EQUAL 0 AND NOT status STREQUAL "")
+        set(gitModified "true")
+        set(buildSuffix ", modified")
+    endif()
+endif()
+configure_file("${SOURCE_DIR}/cmake/version.h.in" "${OUTPUT_FILE}" @ONLY)

cmake/version.h.in

@@ -0,0 +1,6 @@
+// Generated from VERSION and the source checkout; do not edit.
+#pragma once
+#define WINE_ACCESS_VERSION "@releaseVersion@"
+#define WINE_ACCESS_REVISION "@gitRevision@"
+#define WINE_ACCESS_MODIFIED "@gitModified@"
+#define WINE_ACCESS_BUILD "Wine Access @releaseVersion@ (@gitRevision@@buildSuffix@)"