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project(
'has header symbol',
'c', 'cpp',
default_options : ['cpp_std=c++11'],
)
cc = meson.get_compiler('c')
cpp = meson.get_compiler('cpp')
foreach comp : [cc, cpp]
assert (comp.has_header_symbol('stdio.h', 'int'), 'base types should always be available')
assert (comp.has_header_symbol('stdio.h', 'printf'), 'printf function not found')
assert (comp.has_header_symbol('stdio.h', 'FILE'), 'FILE structure not found')
assert (comp.has_header_symbol('limits.h', 'INT_MAX'), 'INT_MAX define not found')
assert (not comp.has_header_symbol('limits.h', 'guint64'), 'guint64 is not defined in limits.h')
assert (not comp.has_header_symbol('stdlib.h', 'FILE'), 'FILE structure is defined in stdio.h, not stdlib.h')
assert (not comp.has_header_symbol('stdlol.h', 'printf'), 'stdlol.h shouldn\'t exist')
assert (not comp.has_header_symbol('stdlol.h', 'int'), 'shouldn\'t be able to find "int" with invalid header')
endforeach
# This is available on Glibc, Solaris & the BSD's, so just test for _GNU_SOURCE
# on Linux
if cc.has_function('ppoll') and host_machine.system() == 'linux'
assert (not cc.has_header_symbol('poll.h', 'ppoll'), 'ppoll should not be accessible without _GNU_SOURCE')
assert (cc.has_header_symbol('poll.h', 'ppoll', prefix : '#define _GNU_SOURCE'), 'ppoll should be accessible with _GNU_SOURCE')
endif
assert (cpp.has_header_symbol('iostream', 'std::iostream'), 'iostream not found in iostream.h')
assert (cpp.has_header_symbol('vector', 'std::vector'), 'vector not found in vector.h')
assert (not cpp.has_header_symbol('limits.h', 'std::iostream'), 'iostream should not be defined in limits.h')
# Cross compilation and boost do not mix.
if not meson.is_cross_build()
boost = dependency('boost', required : false)
if boost.found()
assert (cpp.has_header_symbol('boost/math/quaternion.hpp', 'boost::math::quaternion', dependencies : boost), 'quaternion not found')
else
assert (not cpp.has_header_symbol('boost/math/quaternion.hpp', 'boost::math::quaternion', dependencies : boost), 'quaternion found?!')
endif
endif
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