Created
March 25, 2014 16:52
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compile ngspice with emscripten (WIP)
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| # this is WIP and does NOT produce a working result. | |
| import os | |
| import shutil | |
| import subprocess as sp | |
| NG_SPICE_25 = 'http://netcologne.dl.sourceforge.net/project/ngspice/ng-spice-rework/25/ngspice-25.tar.gz' | |
| NG_SPICE_26 = 'http://optimate.dl.sourceforge.net/project/ngspice/ng-spice-rework/26/ngspice-26.tar.gz' | |
| # build own llvm | |
| """ | |
| cd ~ | |
| svn co http://llvm.org/svn/llvm-project/llvm/tags/RELEASE_32/final llvm32 | |
| cd llvm32/tools | |
| svn co http://llvm.org/svn/llvm-project/cfe/tags/RELEASE_32/final clang | |
| cd ../projects | |
| svn co http://llvm.org/svn/llvm-project/compiler-rt/tags/RELEASE_32/final compiler-rt | |
| cd ../.. | |
| mkdir llvm32build | |
| cd llvm32build | |
| cmake -DCMAKE_BUILD_TYPE=Release -G "Unix Makefiles" -DLLVM_BUILD_EXAMPLES=OFF -DLLVM_INCLUDE_EXAMPLES=OFF -DLLVM_BUILD_TESTS=OFF -DLLVM_INCLUDE_TESTS=OFF ../llvm32 | |
| make | |
| """ | |
| def bold(message): | |
| print '\033[1m' + message + '\033[0m' | |
| def call(cmd): | |
| bold(cmd[0] + ' ' + ' '.join(repr(part) for part in cmd[1:])) | |
| return sp.call(cmd) | |
| def main(): | |
| base_dir = os.path.abspath('.') | |
| assert sp.Popen(['ngmakeidx']).wait() == 0, 'ngspice must be installed' | |
| # download emscript, if needed | |
| if not os.path.exists('emscripten'): | |
| call(['git', 'clone', 'https://github.com/kripken/emscripten.git']) | |
| # lets check if it got installed ok | |
| os.chdir('emscripten') | |
| call(['./emcc']) # first call initializes emscripten | |
| call(['./em++', 'tests/hello_world.cpp']) | |
| assert call(['node', 'a.out.js']) == 0 | |
| os.chdir(base_dir) | |
| # download ngspice | |
| version = NG_SPICE_25 | |
| src_tar = version.split('/')[-1] | |
| src = src_tar.replace('.tar.gz', '') | |
| if not os.path.exists(src_tar): | |
| call(['wget', version]) | |
| if os.path.exists(src): | |
| shutil.rmtree(src) | |
| call(['tar', '-xzf', src_tar]) | |
| # actual build | |
| os.chdir(src) | |
| call([base_dir + '/emscripten/emconfigure', './configure', '--without-x']) | |
| # the build process runs ngmakeidx which is compiled during the process | |
| # since it is not available at the time | |
| bold('patch src/Makefile: use system ngmakeidx') | |
| makefile = open('src/Makefile').read() | |
| makefile = makefile.replace('./ngmakeidx', 'ngmakeidx') | |
| out = open('src/Makefile', 'w') | |
| out.write(makefile) | |
| out.close() | |
| call([base_dir + '/emscripten/emmake', 'make']) | |
| os.rename('src/ngspice', 'ngspice.bc') | |
| # | |
| call([base_dir + '/emscripten/emcc', | |
| '-s', 'ALLOW_MEMORY_GROWTH=1', | |
| '-s', 'TOTAL_MEMORY=52428800', | |
| 'ngspice.bc', '-o', 'ngspice.js']) | |
| if __name__ == '__main__': | |
| main() |
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