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Allow a few build-time arguments to the C++ build

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Add DEBUG and PIC flags to scons so you can now build without debug, e.g.,
  scons DEBUG=false lib
or with -fPIC forced, e.g,.
  scons PIC=true lib

Defaults haven't changed.


git-svn-id: https://zxing.googlecode.com/svn/trunk@1550 59b500cc-1b3d-0410-9834-0bbf25fbcc57
This commit is contained in:
smparkes@smparkes.net 2010-08-20 18:46:05 +00:00
parent dd1336d0cf
commit 124ef03ca9
1 changed files with 11 additions and 3 deletions
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14
cpp/SConscript
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@ -1,13 +1,21 @@
Decider('MD5') Decider('MD5')
env = Environment() vars = Variables()
vars.Add(BoolVariable('DEBUG', 'Set to disable optimizations', 1))
vars.Add(BoolVariable('PIC', 'Set to 1 for to always generate PIC code', 0))
env = Environment(variables = vars)
debug = True debug = env['DEBUG']
compile_options = {} compile_options = {}
flags = [] flags = []
if debug: if debug:
#compile_options['CPPDEFINES'] = "-DDEBUG" #compile_options['CPPDEFINES'] = "-DDEBUG"
flags.append("-O0 -g3 -Wall") flags.append("-O0 -g3 -ggdb -Wall")
else:
flags.append("-O -g3 -Wall")
if env['PIC']:
flags.append("-fPIC")
compile_options['CXXFLAGS'] = ' '.join(flags) compile_options['CXXFLAGS'] = ' '.join(flags)