56 lines
1.3 KiB
Plaintext
56 lines
1.3 KiB
Plaintext
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# _MOO_AC_CHECK_COMPILER_OPTIONS(var,options,lang)
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AC_DEFUN([__MOO_AC_CHECK_COMPILER_OPTIONS],[
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AC_LANG_SAVE
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AC_LANG_PUSH($3)
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for opt in $2; do
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# AC_MSG_CHECKING(whether $3 compiler accepts $opt)
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save_CFLAGS="$CFLAGS"
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save_CXXFLAGS="$CXXFLAGS"
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CFLAGS="$CFLAGS $opt"
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CXXFLAGS="$CXXFLAGS $opt"
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# AC_TRY_COMPILE([],[],[$1="$[]$1 $opt"; AC_MSG_RESULT(yes)],[AC_MSG_RESULT(no)])
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AC_TRY_COMPILE([],[],[$1="$[]$1 $opt";],[:])
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CFLAGS="$save_CFLAGS"
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CXXFLAGS="$save_CXXFLAGS"
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done
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AC_LANG_POP($3)
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])
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# MOO_AC_CC_OPT(var,options)
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AC_DEFUN([MOO_AC_CC_OPT],[
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__MOO_AC_CHECK_COMPILER_OPTIONS([$1],[$2],[C])
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])
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# MOO_AC_CXX_OPT(var,options)
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AC_DEFUN([MOO_AC_CXX_OPT],[
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__MOO_AC_CHECK_COMPILER_OPTIONS([$1],[$2],[C++])
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])
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# MOO_AC_GCC_OPT(var,options)
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AC_DEFUN([MOO_AC_GCC_OPT],[
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AC_REQUIRE([MOO_COMPILER])
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if test $MOO_GCC; then
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MOO_AC_CC_OPT([$1],[$2])
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fi
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])
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# MOO_AC_GXX_OPT(var,options)
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AC_DEFUN([MOO_AC_GXX_OPT],[
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AC_REQUIRE([MOO_COMPILER])
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if test $MOO_GCC; then
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MOO_AC_CXX_OPT([$1],[$2])
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fi
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])
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AC_DEFUN([MOO_COMPILER],[
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# icc pretends to be gcc or configure thinks it's gcc, but icc doesn't
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# error on unknown options, so just don't try gcc options with icc
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MOO_ICC=false
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MOO_GCC=false
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if test "$CC" = "icc"; then
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MOO_ICC=true
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elif test "x$GCC" = "xyes"; then
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MOO_GCC=true
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fi
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])
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