From a316cd8a76e13927038cad67cdc436fb32921839 Mon Sep 17 00:00:00 2001
From: Benoit Jacob <jacob.benoit.1@gmail.com>
Date: Fri, 21 Dec 2007 09:30:32 +0000
Subject: now cmake takes snippets of code, completes them into compilable
 sources, builds them, executes them and stores their output in files.

---
 doc/CMakeLists.txt                  |  6 +++++-
 doc/snippets/CMakeLists.txt         | 26 ++++++++++++++++----------
 doc/snippets/compile_snippet.cpp.in |  7 +++++++
 doc/snippets/function_dynBlock.cpp  | 13 +++----------
 4 files changed, 31 insertions(+), 21 deletions(-)
 create mode 100644 doc/snippets/compile_snippet.cpp.in

(limited to 'doc')

diff --git a/doc/CMakeLists.txt b/doc/CMakeLists.txt
index 265bbbec1..ba8798e9c 100644
--- a/doc/CMakeLists.txt
+++ b/doc/CMakeLists.txt
@@ -1,6 +1,10 @@
+IF(BUILD_DOC)
+
 CONFIGURE_FILE(
   ${CMAKE_CURRENT_SOURCE_DIR}/Doxyfile.in
   ${CMAKE_CURRENT_BINARY_DIR}/Doxyfile
 )
 
-ADD_SUBDIRECTORY(examples)
+ADD_SUBDIRECTORY(snippets)
+
+ENDIF(BUILD_DOC)
diff --git a/doc/snippets/CMakeLists.txt b/doc/snippets/CMakeLists.txt
index b0d342a40..85503e03d 100644
--- a/doc/snippets/CMakeLists.txt
+++ b/doc/snippets/CMakeLists.txt
@@ -1,14 +1,20 @@
-FILE(GLOB examples_SRCS "*.cpp")
+FILE(GLOB snippets_SRCS "*.cpp")
 
-FOREACH(example_src ${examples_SRCS})
-GET_FILENAME_COMPONENT(example ${example_src} NAME_WE)
-ADD_EXECUTABLE(${example} ${example_src})
-GET_TARGET_PROPERTY(example_executable ${example} LOCATION)
+FOREACH(snippet_src ${snippets_SRCS})
+GET_FILENAME_COMPONENT(snippet ${snippet_src} NAME_WE)
+SET(compile_snippet_target compile_${snippet})
+SET(compile_snippet_src ${compile_snippet_target}.cpp)
+FILE(READ ${snippet_src} snippet_source_code)
+CONFIGURE_FILE(${CMAKE_CURRENT_SOURCE_DIR}/compile_snippet.cpp.in
+               ${CMAKE_CURRENT_BINARY_DIR}/${compile_snippet_src})
+ADD_EXECUTABLE(${compile_snippet_target}
+               ${CMAKE_CURRENT_BINARY_DIR}/${compile_snippet_src})
+GET_TARGET_PROPERTY(compile_snippet_executable
+                    ${compile_snippet_target} LOCATION)
 ADD_CUSTOM_COMMAND(
-  TARGET ${example}
+  TARGET ${compile_snippet_target}
   POST_BUILD
-  COMMAND ${example_executable}
-  ARGS >${CMAKE_CURRENT_BINARY_DIR}/${example}.out
+  COMMAND ${compile_snippet_executable}
+  ARGS >${CMAKE_CURRENT_BINARY_DIR}/${snippet}.out
 )
-MESSAGE(coucou)
-ENDFOREACH(example_src)
+ENDFOREACH(snippet_src)
diff --git a/doc/snippets/compile_snippet.cpp.in b/doc/snippets/compile_snippet.cpp.in
new file mode 100644
index 000000000..552a5db21
--- /dev/null
+++ b/doc/snippets/compile_snippet.cpp.in
@@ -0,0 +1,7 @@
+#include <Eigen/Core.h>
+USING_EIGEN_DATA_TYPES
+using namespace std;
+int main(int, char**)
+{
+${snippet_source_code}
+}
diff --git a/doc/snippets/function_dynBlock.cpp b/doc/snippets/function_dynBlock.cpp
index 767157433..5ca7655ed 100644
--- a/doc/snippets/function_dynBlock.cpp
+++ b/doc/snippets/function_dynBlock.cpp
@@ -1,10 +1,3 @@
-#include <Eigen/Core.h>
-USING_EIGEN_DATA_TYPES
-using namespace std;
-int main(int, char**)
-{
-    Matrix4d m = Matrix4d::identity();
-    m.dynBlock(2,0,2,2) = m.dynBlock(0,0,2,2);
-    cout << m << endl;
-    return 0;
-}
+Matrix4d m = Matrix4d::identity();
+m.dynBlock(2,0,2,2) = m.dynBlock(0,0,2,2);
+cout << m << endl;
-- 
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