doc:dev_blockly
====== Differences ====== This shows you the differences between two versions of the page.
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doc:dev_blockly [2014/11/09 17:02] admin |
doc:dev_blockly [2015/01/04 15:09] admin |
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| ===== Install emscripten ===== | ===== Install emscripten ===== | ||
| - | Under Ubuntu 14.04 that's easy: Just install | + | The package under Ubuntu 14.04 is too old (1.10), but we'll need 1.12.1 to have the fastcomp compiler active. The older version generates a 'undefined setjmp()' error |
| - | sudo apt-get install emscripten | + | So download the [[http://kripken.github.io/emscripten-site/docs/building_from_source/building_emscripten_from_source_using_the_sdk.html#building-emscripten-from-source-using-the-sdk|actual SDK]] and build it locally. |
| | | ||
| ===== Compile Luac as javascript binary ===== | ===== Compile Luac as javascript binary ===== | ||
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| CC= emcc | CC= emcc | ||
| + | | ||
| + | make a note of the compiler flags, which are used (e.g. ''-O2 -Wall''), as they are used again later. | ||
| + | |||
| + | Make sure **not** to use the -DLUA_USE_POSIX directive, because it makes the compiler to use _setjmp/_longjmp instead a "normal" setjmp/longjmp, which fails later when you run the .js result.... | ||
| + | |||
| | | ||
| comment the LIBS directive, as it seems not to be used and creates a warning | comment the LIBS directive, as it seems not to be used and creates a warning | ||
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| | | ||
| emcc: | emcc: | ||
| - | $(MAKE) comp MYCFLAGS=-DLUA_USE_POSIX | + | $(MAKE) comp MYCFLAGS= |
| Line 52: | Line 57: | ||
| build luac.js | build luac.js | ||
| - | emcc -o luac.js luac.o print.o liblua.a | + | emcc -O2 -Wall -o luac.js luac.o print.o liblua.a |
| test it | test it | ||
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| and load it via local webserver (''php -S localhost:8000'') into browser for testing | and load it via local webserver (''php -S localhost:8000'') into browser for testing | ||
| + | |||
| + | |||
| + | ===== Create own blockly Content ===== | ||
| + | |||
| + | cp blockly_compressed.js blockly_uncompressed.js lua_compressed.js ../web/blockly/ | ||
| + | |||
doc/dev_blockly.txt · Last modified: 2015/01/04 15:09 by admin
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