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[SCons] Add helpful error message when cppformat submodule is missing

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This commit is contained in:
Ray Speth 2015-10-17 15:52:33 -04:00
parent 0647823ada
commit 7c9bc364f5
1 changed files with 6 additions and 0 deletions
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6
SConstruct
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@ -766,6 +766,12 @@ def config_error(message):
if not conf.CheckCXXHeader('cmath', '<>'):
config_error('The C++ compiler is not correctly configured.')
# Check that cppformat submodule is in place
if not os.path.exists('ext/cppformat/format.h'):
config_error('Cppformat submodule is missing.\n'
'The module can be checked out using git by running:\n\n'
' git submodule update --init --recursive\n')
def get_expression_value(includes, expression):
s = ['#include ' + i for i in includes]
s.extend(('#define Q(x) #x',