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#!/usr/bin/env python
'''
emcc - linker helper script
===========================
This script acts as a frontend replacement for the ld linker. See emcc.
'''
ALLOWED_LINK_ARGS = ['-f', '-help', '-o', '-print-after', '-print-after-all', '-print-before',
'-print-before-all', '-time-passes', '-v', '-verify-dom-info', '-version' ]
TWO_PART_DISALLOWED_LINK_ARGS = ['-L'] # Ignore thingsl like |-L .|
#
# We could use the compiler code for this, but here we want to be careful to use all the linker flags we have been passed, sending them to ld
call = shared.LLVM_LD
newargs = ['-disable-opt']
i = 0
while i < len(sys.argv)-1:
i += 1
arg = sys.argv[i]
if arg.startswith('-'):
prefix = arg.split('=')[0]
if prefix in ALLOWED_LINK_ARGS:
newargs.append(arg)
if arg in TWO_PART_DISALLOWED_LINK_ARGS:
i += 1
elif arg.endswith('.so'):
continue # .so's do not exist yet, in many cases
else:
# not option, so just append
newargs.append(arg)
if target:
actual_target = target
if target.endswith('.js'):
actual_target = unsuffixed(target) + '.bc'
newargs.append('-o=' + actual_target)
if DEBUG: print >> sys.stderr, "Running:", call, ' '.join(newargs)
Popen([call] + newargs).communicate()
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