From c194099efce62192e9cba79a1968d531ea799212 Mon Sep 17 00:00:00 2001
From: =?UTF-8?q?Bj=C3=B6rn=20Esser?= <bjoern.esser@gmail.com>
Date: Wed, 4 Dec 2013 17:01:35 +0100
Subject: [PATCH] improved examples.sublevel

---
 examples/cmdline_static/CMakeLists.txt | 49 ++++++++++++++++++++------
 1 file changed, 39 insertions(+), 10 deletions(-)

diff --git a/examples/cmdline_static/CMakeLists.txt b/examples/cmdline_static/CMakeLists.txt
index 815e92a7d31..5bf0c09c491 100644
--- a/examples/cmdline_static/CMakeLists.txt
+++ b/examples/cmdline_static/CMakeLists.txt
@@ -15,6 +15,18 @@
 #   along with this program.  If not, see <http://www.gnu.org/licenses/>.
 
 
+#####  Give a message about the process  #####
+STRING( REGEX REPLACE ".*/" "" _EXAMPLE "${CMAKE_CURRENT_SOURCE_DIR}" )
+MESSAGE( STATUS "Generating documented examples for ${_EXAMPLE}")
+
+
+#####  Determine static or modular type  #####
+SET( _EXAMPLE_TYPE "modular" )
+IF( "${CMAKE_CURRENT_SOURCE_DIR}" MATCHES ".*static$" )
+  SET( _EXAMPLE_TYPE "static" )
+ENDIF( "${CMAKE_CURRENT_SOURCE_DIR}" MATCHES ".*static$" )
+
+
 #####  Create a list with all examples in current dir  #####
 FOREACH( _EXAMPLE_EXT ${${PROJECT_VAR_PREFIX}EXAMPLES_EXT} )
   FILE( GLOB _EXAMPLES_TEMP "${CMAKE_CURRENT_SOURCE_DIR}/*.${_EXAMPLE_EXT}" )
@@ -22,30 +34,47 @@ FOREACH( _EXAMPLE_EXT ${${PROJECT_VAR_PREFIX}EXAMPLES_EXT} )
 ENDFOREACH( _EXAMPLE_EXT ${${PROJECT_VAR_PREFIX}EXAMPLES_EXT} )
 
 
-#####    #####
+#####  Generate documentated examples  #####
 FOREACH( _EXAMPLE ${_EXAMPLES} )
 
-  STRING( REGEX REPLACE "^.*\\." "" _EXAMPLE_EXT "${_EXAMPLE}" )
-  STRING( REGEX REPLACE "^${CMAKE_CURRENT_SOURCE_DIR}/" "" _EXAMPLE "${_EXAMPLE}" )
+  SET( _DOCUMENTATION "" )
 
-  STRING( REGEX REPLACE "${_EXAMPLE_EXT}$" "txt" _EXAMPLE_DOC_FILE "${_EXAMPLE}" )
-  STRING( TOUPPER _EXAMPLE_EXT "${_EXAMPLE_EXT}" )
-  SET( _EXAMPLE_DOC_FILE "${${PROJECT_VAR_PREFIX}DESC_DIR}/${_EXAMPLE_DESC_FILE}" )
+  STRING( REGEX REPLACE "^.*\\." ""
+    _EXAMPLE_EXT "${_EXAMPLE}" )
+  STRING( REGEX REPLACE "^${CMAKE_CURRENT_SOURCE_DIR}/" ""
+    _EXAMPLE "${_EXAMPLE}" )
+
+  STRING( REGEX REPLACE "${_EXAMPLE_EXT}$" "txt"
+    _EXAMPLE_DOC_FILE "${_EXAMPLE}" )
+  STRING( TOUPPER "${_EXAMPLE_EXT}" _EXAMPLE_EXT )
+  SET( _EXAMPLE_DOC_FILE
+    "${${PROJECT_VAR_PREFIX}DESC_DIR}/${_EXAMPLE_TYPE}/${_EXAMPLE_DOC_FILE}" )
 
   IF( EXISTS "${_EXAMPLE_DOC_FILE}" )
 
     FILE( STRINGS "${_EXAMPLE_DOC_FILE}" _DOC_STRINGS )
 
     FOREACH( _DOC_STRING ${_DOC_STRINGS} )
-      SET( _DOCUMENTATION "${_DOCUMENTATION}${${_EXAMPLE_EXT}_COMMENT}${_DOC_STRING}\n" )
+      SET( _DOCUMENTATION
+        "${_DOCUMENTATION}${${_EXAMPLE_EXT}_COMMENT}${_DOC_STRING}\n" )
     ENDFOREACH( _DOC_STRING ${_DOC_STRINGS} )
 
   ELSE( EXISTS "${_EXAMPLE_DOC_FILE}" )
 
-    SET( _DOCUMENTATION "${${_EXAMPLE_EXT}_COMMENT}Not documented")
+    SET( _DOCUMENTATION "${${_EXAMPLE_EXT}_COMMENT}Not documented\n")
 
   ENDIF( EXISTS "${_EXAMPLE_DOC_FILE}" )
-  
-  CONFIGURE_FILE( "${CMAKE_CURRENT_SOURCE_DIR}/${_EXAMPLE}" "${CMAKE_CURRENT_BINARY_DIR}/${_EXAMPLE}" @ONLY )
+
+  CONFIGURE_FILE(
+    "${CMAKE_CURRENT_SOURCE_DIR}/${_EXAMPLE}"
+    "${CMAKE_CURRENT_BINARY_DIR}/${_EXAMPLE}"
+    @ONLY )
+
+  IF( NOT EXISTS "${CMAKE_CURRENT_BINARY_DIR}/${_EXAMPLE}" )
+    CONFIGURE_FILE(
+      "${CMAKE_CURRENT_SOURCE_DIR}/${_EXAMPLE}"
+      "${CMAKE_CURRENT_BINARY_DIR}/${_EXAMPLE}"
+      COPYONLY )
+  ENDIF( NOT EXISTS "${CMAKE_CURRENT_BINARY_DIR}/${_EXAMPLE}" )
 
 ENDFOREACH( _EXAMPLE ${_EXAMPLES} )