Added generation of gqssvnversion.h

homann · homann · commit 1d9581abaaab · 2007-02-26T18:11:29.000Z
git-svn-id: http://svn.osgeo.org/qgis/trunk@6711 c8812cc2-4d05-0410-92ff-de0c093fc19c
diff --git a/CMakeLists.txt b/CMakeLists.txt
@@ -186,27 +186,24 @@ INCLUDE_DIRECTORIES(${CMAKE_BINARY_DIR})
 #############################################################
 # create qgssvnversion.h
 
-IF (WIN32)
-  
-  # TODO: create qgssvnversion.h properly
-  #ADD_CUSTOM_TARGET(svnversion ALL echo \\"#define QGSSVNVERSION \\\"svn_rev_unavailable\\\" \\" > qgssvnversion.h
-  #    WORKING_DIRECTORY ${CMAKE_BINARY_DIR})
-
-  # this should work with both msys and mingw generators
-  SET (SVNVER_H ${CMAKE_BINARY_DIR}/qgssvnversion.h)
-  IF (NOT EXISTS ${SVNVER_H})
-    WRITE_FILE(${SVNVER_H} "#define QGSSVNVERSION \"svn_rev_unavailable\"")
-  ENDIF (NOT EXISTS ${SVNVER_H})
-
-ELSE (WIN32)
-
-  ADD_CUSTOM_TARGET(svnversion ALL
-  QGSSVNDEF='\#define QGSSVNVERSION \"'`svnversion ${QGIS_SOURCE_DIR}`'\"' &&
-  if [ \"`grep QGSSVNVERSION qgssvnversion.h 2>/dev/null`\" != \"$$QGSSVNDEF\" ]; then 
-  echo $$QGSSVNDEF > qgssvnversion.h  \; fi 
-  WORKING_DIRECTORY ${CMAKE_BINARY_DIR})
-
-ENDIF (WIN32)
+FIND_FILE(SVN_MARKER entries PATHS ${CMAKE_SOURCE_DIR}/.svn)
+
+IF (NOT SVN_MARKER)
+  SET (SVN_MARKER ${CMAKE_SOURCE_DIR}/CMakeLists.txt)  # Dummy file
+ENDIF (NOT SVN_MARKER)
+  # Add a custom command to drive the svn script whenever the svn entries
+  # file changes.
+  CONFIGURE_FILE(${CMAKE_CURRENT_SOURCE_DIR}/svnscript.cmake.in_cmake
+                ${CMAKE_CURRENT_BINARY_DIR}/svnscript.cmake
+                @ONLY)
+
+  ADD_CUSTOM_COMMAND (
+    OUTPUT ${CMAKE_CURRENT_BINARY_DIR}/qgssvnversion.h
+    DEPENDS ${SVN_MARKER}
+    COMMAND ${CMAKE_COMMAND} -P ${CMAKE_CURRENT_BINARY_DIR}/svnscript.cmake
+)
+
+ADD_CUSTOM_TARGET(svnversion ALL DEPENDS ${CMAKE_CURRENT_BINARY_DIR}/qgssvnversion.h)
 
 #############################################################
 # process subdirs
diff --git a/qgssvnversion.h.in_cmake b/qgssvnversion.h.in_cmake
@@ -0,0 +1 @@
+#define QGSSVNVERSION "@MYVERSION@"
diff --git a/svnscript.cmake.in_cmake b/svnscript.cmake.in_cmake
@@ -0,0 +1,17 @@
+# Magnus Homann svn hack
+# Required?
+SET(CMAKE_BACKWARDS_COMPATIBILITY "2.4")
+
+# See if we have svn installed
+FIND_PROGRAM(SVNVERSION svnversion)
+
+# Read the version if installed, else set to "unknown"
+IF (SVNVERSION)
+        EXEC_PROGRAM(${SVNVERSION} ARGS @CMAKE_CURRENT_SOURCE_DIR@ OUTPUT_VARIABLE MYVERSION)
+ELSE (SVNVERSION)
+        SET(MYVERSION unknown)
+ENDIF (SVNVERSION)
+
+# Configure the qgssvnversion.h
+CONFIGURE_FILE(@CMAKE_CURRENT_SOURCE_DIR@/qgssvnversion.h.in_cmake
+               @CMAKE_CURRENT_BINARY_DIR@/qgssvnversion.h)
