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919.2.16
by Monty Taylor
Added check for setting -std=gnu++0x if available. |
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AC_DEFUN([AC_CXX_CHECK_STANDARD],[ |
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AC_CACHE_CHECK([what C++ standard the compiler supports], |
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[ac_cv_cxx_standard],[ |
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AC_LANG_PUSH(C++)
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save_CXXFLAGS="${CXXFLAGS}"
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919.2.20
by Monty Taylor
Actually add the -std=gnu++0x flag |
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CXXFLAGS="-std=gnu++0x ${CXXFLAGS}"
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919.2.16
by Monty Taylor
Added check for setting -std=gnu++0x if available. |
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AC_COMPILE_IFELSE(
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[AC_LANG_PROGRAM(
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[[
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#include <string>
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919.2.19
by Monty Taylor
Added check for shared_ptr in advance of actually thinking about using it. I think this should cover all platforms we care about... but let's doublecheck. |
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using namespace std;
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919.2.16
by Monty Taylor
Added check for setting -std=gnu++0x if available. |
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]],[[ |
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919.2.19
by Monty Taylor
Added check for shared_ptr in advance of actually thinking about using it. I think this should cover all platforms we care about... but let's doublecheck. |
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string foo("test string");
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919.2.16
by Monty Taylor
Added check for setting -std=gnu++0x if available. |
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]])], |
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[ac_cv_cxx_standard="gnu++0x"], |
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[ac_cv_cxx_standard="gnu++98"]) |
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CXXFLAGS="${save_CXXFLAGS}" |
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AC_LANG_POP() |
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]) |
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919.2.19
by Monty Taylor
Added check for shared_ptr in advance of actually thinking about using it. I think this should cover all platforms we care about... but let's doublecheck. |
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CXXFLAGS="-std=${ac_cv_cxx_standard} ${CXXFLAGS}" |
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919.2.16
by Monty Taylor
Added check for setting -std=gnu++0x if available. |
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]) |