From 8f428f51b4b62d1f07c88cace7bb127e436271a5 Mon Sep 17 00:00:00 2001
From: Alexander Kauerz <kauerz@informatik.uni-luebeck.de>
Date: Thu, 9 Feb 2012 22:57:52 +0100
Subject: cmake hinzu

---
 .../cmake/modules/ArduinoProcessing.cmake          | 103 +++++++++++++++++++++
 1 file changed, 103 insertions(+)
 create mode 100644 arduino-cmake/cmake/modules/ArduinoProcessing.cmake

(limited to 'arduino-cmake/cmake/modules/ArduinoProcessing.cmake')

diff --git a/arduino-cmake/cmake/modules/ArduinoProcessing.cmake b/arduino-cmake/cmake/modules/ArduinoProcessing.cmake
new file mode 100644
index 0000000..c7a2407
--- /dev/null
+++ b/arduino-cmake/cmake/modules/ArduinoProcessing.cmake
@@ -0,0 +1,103 @@
+# 1. Concatenate all PDE files
+# 2. Write #include "WProgram.h"
+# 3. Write prototypes
+# 4. Write original sources
+# 
+# 
+# Prefix Writer
+# 1. Scrub comments
+# 2. Optionally subsitute Unicode
+# 3. Find imports
+# 4. Find prototypes
+# 
+# Find prototypes
+# 1. Strip comments, quotes, preprocessor directives
+# 2. Collapse braches
+# 3. Regex
+
+
+set(SINGLE_QUOTES_REGEX  "('.')")
+set(DOUBLE_QUOTES_REGEX  "(\"([^\"\\\\]|\\\\.)*\")")
+set(SINGLE_COMMENT_REGEX "([ ]*//[^\n]*)")
+set(MULTI_COMMENT_REGEX  "(/[*][^/]*[*]/)")
+set(PREPROC_REGEX        "([ ]*#(\\\\[\n]|[^\n])*)")
+
+#"[\w\[\]\*]+\s+[&\[\]\*\w\s]+\([&,\[\]\*\w\s]*\)(?=\s*\{)"
+set(PROTOTPYE_REGEX      "([a-zA-Z0-9]+[ ]*)*[a-zA-Z0-9]+[ ]*\([^{]*\)[ ]*{")
+
+function(READ_SKETCHES VAR_NAME )
+    set(SKETCH_SOURCE)
+    foreach(SKETCH ${ARGN})
+        if(EXISTS ${SKETCH})
+            message(STATUS "${SKETCH}")
+            file(READ ${SKETCH} SKETCH_CONTENTS)
+            set(SKETCH_SOURCE "${SKETCH_SOURCE}\n${SKETCH_CONTENTS}")
+        else()
+            message(FATAL_ERROR "Sketch file does not exist: ${SKETCH}")
+        endif()
+    endforeach()
+    set(${VAR_NAME} "${SKETCH_SOURCE}" PARENT_SCOPE)
+endfunction()
+
+function(STRIP_SOURCES VAR_NAME SOURCES)
+    string(REGEX REPLACE "${SINGLE_QUOTES_REGEX}|${DOUBLE_QUOTES_REGEX}|${SINGLE_COMMENT_REGEX}|${MULTI_COMMENT_REGEX}|${PREPROC_REGEX}"
+                         ""
+                         SOURCES
+                         "${SOURCES}")
+    set(${VAR_NAME} "${SOURCES}" PARENT_SCOPE)
+endfunction()
+
+function(COLLAPSE_BRACES VAR_NAME SOURCES)
+    set(PARSED_SOURCES)
+    string(LENGTH "${SOURCES}" SOURCES_LENGTH)
+    math(EXPR SOURCES_LENGTH "${SOURCES_LENGTH}-1")
+
+    set(NESTING 0)
+    set(START   0)
+    foreach(INDEX RANGE ${SOURCES_LENGTH})
+        string(SUBSTRING "${SOURCES}" ${INDEX} 1 CURRENT_CHAR)
+        #message("${CURRENT_CHAR}")
+        if(CURRENT_CHAR STREQUAL "{")
+            if(NESTING EQUAL 0)
+                math(EXPR SUBLENGTH "${INDEX}-${START} +1")
+                string(SUBSTRING "${SOURCES}" ${START} ${SUBLENGTH} CURRENT_CHUNK)
+                set(PARSED_SOURCES "${PARSED_SOURCES}${CURRENT_CHUNK}")
+                #message("INDEX: ${INDEX} START: ${START} LENGTH: ${SUBLENGTH}")
+            endif()
+            math(EXPR NESTING "${NESTING}+1")
+        elseif(CURRENT_CHAR STREQUAL "}")
+            math(EXPR NESTING "${NESTING}-1")
+            if(NESTING EQUAL 0)
+                set(START ${INDEX})
+            endif()
+        endif()
+    endforeach()
+
+    math(EXPR SUBLENGTH "${SOURCES_LENGTH}-${START} +1")
+    string(SUBSTRING "${SOURCES}" ${START} ${SUBLENGTH} CURRENT_CHUNK)
+    set(PARSED_SOURCES "${PARSED_SOURCES}${CURRENT_CHUNK}")
+
+    set(${VAR_NAME} "${PARSED_SOURCES}" PARENT_SCOPE)
+endfunction()
+
+function(extract_prototypes VAR_NAME SOURCES)
+    string(REGEX MATCHALL "${PROTOTPYE_REGEX}"
+                         SOURCES
+                         "${SOURCES}")
+    set(${VAR_NAME} "${SOURCES}" PARENT_SCOPE)
+endfunction()
+
+read_sketches(SKETCH_SOURCE ${FILES})
+strip_sources(SKETCH_SOURCE "${SKETCH_SOURCE}")
+collapse_braces(SKETCH_SOURCE "${SKETCH_SOURCE}")
+extract_prototypes(SKETCH_SOURCE "${SKETCH_SOURCE}")
+
+
+
+
+message("===============")
+foreach(ENTRY ${SKETCH_SOURCE})
+    message("START]]]${ENTRY}[[[END")
+endforeach()
+message("===============")
+#message("${SKETCH_SOURCE}")
-- 
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