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18 lines
435 B
Plaintext
18 lines
435 B
Plaintext
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dnl @synopsis AC_ADD_CXXFLAGS
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dnl
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dnl Add the given option to CXXFLAGS, if it doesn't break the compiler
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AC_DEFUN([AC_ADD_CXXFLAGS],
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[AC_MSG_CHECKING([if $CXX accepts $1])
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ac_add_cxxflags__old_cxxflags="$CXXFLAGS"
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CXXFLAGS="$CXXFLAGS $1"
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AC_TRY_LINK([
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#include <cstdio>
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],
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[puts("Hello, World!"); return 0;],
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AC_MSG_RESULT([yes]),
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AC_MSG_RESULT([no])
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CXXFLAGS="$ac_add_cxxflags__old_cxxflags"
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)
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])# AC_ADD_CXXFLAGS
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