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comparison m4/acinclude.m4 @ 21183:e7fda94aec6b

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eliminate OCTAVE_CXX_ISO_COMPLIANT_LIBRARY macro * m4/acinclude.m4 (OCTAVE_CXX_ISO_COMPLIANT_LIBRARY): Delete macro definition. * configure.ac: Don't use it. * c-file-ptr-stream.h, c-file-ptr-stream.cc, oct-fstrm.cc: Always assume CXX_ISO_COMPLIANT_LIBRARY is true.
author John W. Eaton <jwe@octave.org>
date Wed, 03 Feb 2016 16:50:38 -0500
parents b5b531ba93ce
children f569ba0ee237
comparison
equal deleted inserted replaced
21182:82a44483dbff 21183:e7fda94aec6b
1455 [CXXFLAGS="$CXXFLAGS $1" 1455 [CXXFLAGS="$CXXFLAGS $1"
1456 AC_MSG_RESULT([adding $1 to CXXFLAGS])], [$2]) 1456 AC_MSG_RESULT([adding $1 to CXXFLAGS])], [$2])
1457 else 1457 else
1458 AC_MSG_RESULT([no]) 1458 AC_MSG_RESULT([no])
1459 ifelse([$3], , , [$3]) 1459 ifelse([$3], , , [$3])
1460 fi
1461 ])
1462 dnl
1463 dnl Check if the C++ library is ISO compliant.
1464 dnl FIXME: This is obviously very simplistic, and trivially fooled.
1465 dnl
1466 AC_DEFUN([OCTAVE_CXX_ISO_COMPLIANT_LIBRARY], [
1467 AC_REQUIRE([AC_PROG_CXX])
1468 AC_MSG_CHECKING([if C++ library is ISO compliant])
1469 AC_CACHE_VAL([octave_cv_cxx_iso_compliant_library],
1470 [AC_LANG_PUSH(C++)
1471 rm -f conftest.h
1472 ## Omitting cwctype for now, since it is broken with gcc-3.0.x and
1473 ## possibly other versions...
1474 for inc in algorithm bitset cassert cctype cerrno cfloat ciso646 \
1475 climits clocale cmath complex csetjmp csignal cstdarg cstddef \
1476 cstdio cstdlib cstring ctime cwchar deque exception \
1477 fstream functional iomanip ios iosfwd iostream istream iterator \
1478 limits list locale map memory new numeric ostream queue set \
1479 sstream stack stdexcept streambuf string strstream typeinfo \
1480 utility valarray vector; do
1481 echo "#include <$inc>" >> conftest.h
1482 done
1483 AC_LINK_IFELSE([AC_LANG_PROGRAM([[
1484 #include "conftest.h"
1485 ]], [[
1486 std::bitset<50> flags;
1487 flags.set();
1488 int digits = std::numeric_limits<unsigned long>::digits;
1489 digits = 0;
1490 ]])],
1491 octave_cv_cxx_iso_compliant_library=yes,
1492 octave_cv_cxx_iso_compliant_library=no)
1493 AC_LANG_POP(C++)
1494 ])
1495 AC_MSG_RESULT([$octave_cv_cxx_iso_compliant_library])
1496 if test $octave_cv_cxx_iso_compliant_library = yes; then
1497 AC_DEFINE(CXX_ISO_COMPLIANT_LIBRARY, 1,
1498 [Define to 1 if your C++ runtime library is ISO compliant.])
1499 fi 1460 fi
1500 ]) 1461 ])
1501 dnl 1462 dnl
1502 dnl Allow the user disable support for command line editing using GNU 1463 dnl Allow the user disable support for command line editing using GNU
1503 dnl readline. 1464 dnl readline.