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  • Committer: Monty Taylor
  • Date: 2009-03-20 04:49:49 UTC
  • mto: (950.1.1 mordred)
  • mto: This revision was merged to the branch mainline in revision 958.
  • Revision ID: mordred@inaugust.com-20090320044949-nfx7ygyy89ojl6v5
Removed unused code.

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m4/cxx_standard.m4
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dnl  Copyright (C) 2009 Sun Microsystems
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dnl This file is free software; Sun Microsystems
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dnl gives unlimited permission to copy and/or distribute it,
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dnl with or without modifications, as long as this notice is preserved.
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AC_DEFUN([PANDORA_CHECK_CXX_STANDARD],[
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  dnl AC_REQUIRE([AC_CXX_COMPILE_STDCXX_0X])
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  AS_IF([test "$GCC" = "yes"],
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        [AS_IF([test "$ac_cv_cxx_compile_cxx0x_native" = "yes"],[],
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               [AS_IF([test "$ac_cv_cxx_compile_cxx0x_gxx" = "yes"],
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                      [CXX_STANDARD="-std=gnu++0x"],
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                      [CXX_STANDARD="-std=gnu++98"])
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               ])
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        ])
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  AM_CXXFLAGS="${CXX_STANDARD} ${AM_CXXFLAGS}"
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  save_CXXFLAGS="${CXXFLAGS}"
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  CXXFLAGS="${CXXFLAGS} ${CXX_STANDARD}"
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  AC_CXX_HEADER_STDCXX_98
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  CXXFLAGS="${save_CXXFLAGS}"
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  AC_SUBST([CXX_STANDARD])
 
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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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    CXXFLAGS="-std=gnu++0x ${CXXFLAGS}"
 
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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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using namespace std;
 
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        ]],[[
 
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string foo("test string");
 
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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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  CXXFLAGS="-std=${ac_cv_cxx_standard} ${CXXFLAGS}"
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])