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contrib/mORMot/SyNode/mozjs/BuildInstruction.md

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+<!-- Build instruction for SpiderMonkey45 for Windows to use with SyNode -->
+
+##Preparation
+* Download and install **MozillaBuild**. See instruction here [MozillaBuild](https://developer.mozilla.org/en-US/docs/Mozilla/Developer_guide/Build_Instructions/Windows_Prerequisites#mozillabuild)
+
+* Get Mozilla Source Code from here https://developer.mozilla.org/en-US/docs/Mozilla/Projects/SpiderMonkey/Releases/45
+
+* Apply patches.(todo: make patch)
+ 
+## Build SpiderMonkey 45
+Follow instruction from [Mozilla Build Documentation](https://developer.mozilla.org/en-US/docs/Mozilla/Projects/SpiderMonkey/Build_Documentation)
+The valid options for configure is:
+
+	../configure --enable-ctypes --disable-jemalloc
+
+## Minimize a library size
+You can minimize a icu56 library size by customizing a languages included in the data file icudt56.dll
+
+It can be done using [ICU Data Library Customizer](http://apps.icu-project.org/datacustom/ICUData56.html)
+
+Use a Advanced Options in the bottom of page to filter and deselect intems you not required
+Our distribution include icudt56.dll WITHOUT
+ - Urdu
+ - Chinese
+ - Japanese
+ - Korean 
+ - Zulu
+ - Vietnamese