2296 lines
70 KiB
Plaintext
2296 lines
70 KiB
Plaintext
dnl Process this file with autoconf to produce a configure script.
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AC_PREREQ(2.68)
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AC_INIT([Makefile.in])
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AC_CONFIG_AUX_DIR([build-aux])
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dnl ============================================================================
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dnl Custom macro definitions.
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dnl JE_CONCAT_VVV(r, a, b)
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dnl
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dnl Set $r to the concatenation of $a and $b, with a space separating them iff
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dnl both $a and $b are non-empty.
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AC_DEFUN([JE_CONCAT_VVV],
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if test "x[$]{$2}" = "x" -o "x[$]{$3}" = "x" ; then
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$1="[$]{$2}[$]{$3}"
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else
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$1="[$]{$2} [$]{$3}"
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fi
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)
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dnl JE_APPEND_VS(a, b)
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dnl
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dnl Set $a to the concatenation of $a and b, with a space separating them iff
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dnl both $a and b are non-empty.
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AC_DEFUN([JE_APPEND_VS],
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T_APPEND_V=$2
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JE_CONCAT_VVV($1, $1, T_APPEND_V)
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)
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CONFIGURE_CFLAGS=
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SPECIFIED_CFLAGS="${CFLAGS}"
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dnl JE_CFLAGS_ADD(cflag)
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dnl
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dnl CFLAGS is the concatenation of CONFIGURE_CFLAGS and SPECIFIED_CFLAGS
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dnl (ignoring EXTRA_CFLAGS, which does not impact configure tests. This macro
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dnl appends to CONFIGURE_CFLAGS and regenerates CFLAGS.
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AC_DEFUN([JE_CFLAGS_ADD],
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[
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AC_MSG_CHECKING([whether compiler supports $1])
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T_CONFIGURE_CFLAGS="${CONFIGURE_CFLAGS}"
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JE_APPEND_VS(CONFIGURE_CFLAGS, $1)
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JE_CONCAT_VVV(CFLAGS, CONFIGURE_CFLAGS, SPECIFIED_CFLAGS)
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AC_COMPILE_IFELSE([AC_LANG_PROGRAM(
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[[
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]], [[
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return 0;
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]])],
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[je_cv_cflags_added=$1]
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AC_MSG_RESULT([yes]),
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[je_cv_cflags_added=]
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AC_MSG_RESULT([no])
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[CONFIGURE_CFLAGS="${T_CONFIGURE_CFLAGS}"]
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)
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JE_CONCAT_VVV(CFLAGS, CONFIGURE_CFLAGS, SPECIFIED_CFLAGS)
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])
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dnl JE_CFLAGS_SAVE()
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dnl JE_CFLAGS_RESTORE()
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dnl
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dnl Save/restore CFLAGS. Nesting is not supported.
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AC_DEFUN([JE_CFLAGS_SAVE],
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SAVED_CONFIGURE_CFLAGS="${CONFIGURE_CFLAGS}"
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)
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AC_DEFUN([JE_CFLAGS_RESTORE],
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CONFIGURE_CFLAGS="${SAVED_CONFIGURE_CFLAGS}"
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JE_CONCAT_VVV(CFLAGS, CONFIGURE_CFLAGS, SPECIFIED_CFLAGS)
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)
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CONFIGURE_CXXFLAGS=
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SPECIFIED_CXXFLAGS="${CXXFLAGS}"
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dnl JE_CXXFLAGS_ADD(cxxflag)
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AC_DEFUN([JE_CXXFLAGS_ADD],
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[
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AC_MSG_CHECKING([whether compiler supports $1])
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T_CONFIGURE_CXXFLAGS="${CONFIGURE_CXXFLAGS}"
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JE_APPEND_VS(CONFIGURE_CXXFLAGS, $1)
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JE_CONCAT_VVV(CXXFLAGS, CONFIGURE_CXXFLAGS, SPECIFIED_CXXFLAGS)
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AC_LANG_PUSH([C++])
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AC_COMPILE_IFELSE([AC_LANG_PROGRAM(
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[[
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]], [[
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return 0;
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]])],
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[je_cv_cxxflags_added=$1]
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AC_MSG_RESULT([yes]),
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[je_cv_cxxflags_added=]
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AC_MSG_RESULT([no])
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[CONFIGURE_CXXFLAGS="${T_CONFIGURE_CXXFLAGS}"]
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)
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AC_LANG_POP([C++])
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JE_CONCAT_VVV(CXXFLAGS, CONFIGURE_CXXFLAGS, SPECIFIED_CXXFLAGS)
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])
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dnl JE_COMPILABLE(label, hcode, mcode, rvar)
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dnl
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dnl Use AC_LINK_IFELSE() rather than AC_COMPILE_IFELSE() so that linker errors
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dnl cause failure.
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AC_DEFUN([JE_COMPILABLE],
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[
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AC_CACHE_CHECK([whether $1 is compilable],
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[$4],
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[AC_LINK_IFELSE([AC_LANG_PROGRAM([$2],
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[$3])],
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[$4=yes],
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[$4=no])])
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])
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dnl ============================================================================
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CONFIG=`echo ${ac_configure_args} | sed -e 's#'"'"'\([^ ]*\)'"'"'#\1#g'`
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AC_SUBST([CONFIG])
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dnl Library revision.
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rev=2
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AC_SUBST([rev])
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srcroot=$srcdir
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if test "x${srcroot}" = "x." ; then
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srcroot=""
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else
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srcroot="${srcroot}/"
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fi
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AC_SUBST([srcroot])
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abs_srcroot="`cd \"${srcdir}\"; pwd`/"
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AC_SUBST([abs_srcroot])
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objroot=""
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AC_SUBST([objroot])
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abs_objroot="`pwd`/"
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AC_SUBST([abs_objroot])
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dnl Munge install path variables.
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if test "x$prefix" = "xNONE" ; then
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prefix="/usr/local"
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fi
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if test "x$exec_prefix" = "xNONE" ; then
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exec_prefix=$prefix
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fi
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PREFIX=$prefix
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AC_SUBST([PREFIX])
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BINDIR=`eval echo $bindir`
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BINDIR=`eval echo $BINDIR`
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AC_SUBST([BINDIR])
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INCLUDEDIR=`eval echo $includedir`
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INCLUDEDIR=`eval echo $INCLUDEDIR`
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AC_SUBST([INCLUDEDIR])
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LIBDIR=`eval echo $libdir`
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LIBDIR=`eval echo $LIBDIR`
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AC_SUBST([LIBDIR])
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DATADIR=`eval echo $datadir`
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DATADIR=`eval echo $DATADIR`
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AC_SUBST([DATADIR])
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MANDIR=`eval echo $mandir`
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MANDIR=`eval echo $MANDIR`
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AC_SUBST([MANDIR])
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dnl Support for building documentation.
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AC_PATH_PROG([XSLTPROC], [xsltproc], [false], [$PATH])
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if test -d "/usr/share/xml/docbook/stylesheet/docbook-xsl" ; then
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DEFAULT_XSLROOT="/usr/share/xml/docbook/stylesheet/docbook-xsl"
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elif test -d "/usr/share/sgml/docbook/xsl-stylesheets" ; then
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DEFAULT_XSLROOT="/usr/share/sgml/docbook/xsl-stylesheets"
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else
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dnl Documentation building will fail if this default gets used.
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DEFAULT_XSLROOT=""
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fi
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AC_ARG_WITH([xslroot],
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[AS_HELP_STRING([--with-xslroot=<path>], [XSL stylesheet root path])], [
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if test "x$with_xslroot" = "xno" ; then
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XSLROOT="${DEFAULT_XSLROOT}"
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else
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XSLROOT="${with_xslroot}"
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fi
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],
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XSLROOT="${DEFAULT_XSLROOT}"
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)
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AC_SUBST([XSLROOT])
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dnl If CFLAGS isn't defined, set CFLAGS to something reasonable. Otherwise,
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dnl just prevent autoconf from molesting CFLAGS.
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CFLAGS=$CFLAGS
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AC_PROG_CC
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if test "x$GCC" != "xyes" ; then
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AC_CACHE_CHECK([whether compiler is MSVC],
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[je_cv_msvc],
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[AC_COMPILE_IFELSE([AC_LANG_PROGRAM([],
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[
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#ifndef _MSC_VER
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int fail[-1];
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#endif
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])],
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[je_cv_msvc=yes],
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[je_cv_msvc=no])])
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fi
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dnl check if a cray prgenv wrapper compiler is being used
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je_cv_cray_prgenv_wrapper=""
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if test "x${PE_ENV}" != "x" ; then
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case "${CC}" in
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CC|cc)
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je_cv_cray_prgenv_wrapper="yes"
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;;
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*)
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;;
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esac
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fi
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AC_CACHE_CHECK([whether compiler is cray],
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[je_cv_cray],
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[AC_COMPILE_IFELSE([AC_LANG_PROGRAM([],
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[
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#ifndef _CRAYC
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int fail[-1];
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#endif
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])],
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[je_cv_cray=yes],
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[je_cv_cray=no])])
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if test "x${je_cv_cray}" = "xyes" ; then
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AC_CACHE_CHECK([whether cray compiler version is 8.4],
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[je_cv_cray_84],
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[AC_COMPILE_IFELSE([AC_LANG_PROGRAM([],
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[
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#if !(_RELEASE_MAJOR == 8 && _RELEASE_MINOR == 4)
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int fail[-1];
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#endif
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])],
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[je_cv_cray_84=yes],
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[je_cv_cray_84=no])])
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fi
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if test "x$GCC" = "xyes" ; then
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JE_CFLAGS_ADD([-std=gnu11])
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if test "x$je_cv_cflags_added" = "x-std=gnu11" ; then
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AC_DEFINE_UNQUOTED([JEMALLOC_HAS_RESTRICT])
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else
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JE_CFLAGS_ADD([-std=gnu99])
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if test "x$je_cv_cflags_added" = "x-std=gnu99" ; then
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AC_DEFINE_UNQUOTED([JEMALLOC_HAS_RESTRICT])
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fi
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fi
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JE_CFLAGS_ADD([-Wall])
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JE_CFLAGS_ADD([-Wextra])
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JE_CFLAGS_ADD([-Wshorten-64-to-32])
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JE_CFLAGS_ADD([-Wsign-compare])
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JE_CFLAGS_ADD([-Wundef])
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JE_CFLAGS_ADD([-Wno-format-zero-length])
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JE_CFLAGS_ADD([-pipe])
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JE_CFLAGS_ADD([-g3])
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elif test "x$je_cv_msvc" = "xyes" ; then
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CC="$CC -nologo"
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JE_CFLAGS_ADD([-Zi])
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JE_CFLAGS_ADD([-MT])
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JE_CFLAGS_ADD([-W3])
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JE_CFLAGS_ADD([-FS])
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JE_APPEND_VS(CPPFLAGS, -I${srcdir}/include/msvc_compat)
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fi
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if test "x$je_cv_cray" = "xyes" ; then
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dnl cray compiler 8.4 has an inlining bug
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if test "x$je_cv_cray_84" = "xyes" ; then
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JE_CFLAGS_ADD([-hipa2])
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JE_CFLAGS_ADD([-hnognu])
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fi
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dnl ignore unreachable code warning
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JE_CFLAGS_ADD([-hnomessage=128])
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dnl ignore redefinition of "malloc", "free", etc warning
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JE_CFLAGS_ADD([-hnomessage=1357])
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fi
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AC_SUBST([CONFIGURE_CFLAGS])
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AC_SUBST([SPECIFIED_CFLAGS])
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AC_SUBST([EXTRA_CFLAGS])
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AC_PROG_CPP
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AC_ARG_ENABLE([cxx],
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[AS_HELP_STRING([--disable-cxx], [Disable C++ integration])],
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if test "x$enable_cxx" = "xno" ; then
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enable_cxx="0"
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else
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enable_cxx="1"
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fi
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,
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enable_cxx="1"
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)
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if test "x$enable_cxx" = "x1" ; then
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dnl Require at least c++14, which is the first version to support sized
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dnl deallocation. C++ support is not compiled otherwise.
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m4_include([m4/ax_cxx_compile_stdcxx.m4])
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AX_CXX_COMPILE_STDCXX([14], [noext], [optional])
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if test "x${HAVE_CXX14}" = "x1" ; then
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JE_CXXFLAGS_ADD([-Wall])
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JE_CXXFLAGS_ADD([-Wextra])
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JE_CXXFLAGS_ADD([-g3])
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SAVED_LIBS="${LIBS}"
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JE_APPEND_VS(LIBS, -lstdc++)
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JE_COMPILABLE([libstdc++ linkage], [
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#include <stdlib.h>
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], [[
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int *arr = (int *)malloc(sizeof(int) * 42);
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|
if (arr == NULL)
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return 1;
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]], [je_cv_libstdcxx])
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if test "x${je_cv_libstdcxx}" = "xno" ; then
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LIBS="${SAVED_LIBS}"
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fi
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else
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enable_cxx="0"
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fi
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fi
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AC_SUBST([enable_cxx])
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AC_SUBST([CONFIGURE_CXXFLAGS])
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AC_SUBST([SPECIFIED_CXXFLAGS])
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AC_SUBST([EXTRA_CXXFLAGS])
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AC_C_BIGENDIAN([ac_cv_big_endian=1], [ac_cv_big_endian=0])
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if test "x${ac_cv_big_endian}" = "x1" ; then
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AC_DEFINE_UNQUOTED([JEMALLOC_BIG_ENDIAN], [ ])
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fi
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if test "x${je_cv_msvc}" = "xyes" -a "x${ac_cv_header_inttypes_h}" = "xno"; then
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JE_APPEND_VS(CPPFLAGS, -I${srcdir}/include/msvc_compat/C99)
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fi
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if test "x${je_cv_msvc}" = "xyes" ; then
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LG_SIZEOF_PTR=LG_SIZEOF_PTR_WIN
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AC_MSG_RESULT([Using a predefined value for sizeof(void *): 4 for 32-bit, 8 for 64-bit])
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else
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AC_CHECK_SIZEOF([void *])
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if test "x${ac_cv_sizeof_void_p}" = "x8" ; then
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LG_SIZEOF_PTR=3
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elif test "x${ac_cv_sizeof_void_p}" = "x4" ; then
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LG_SIZEOF_PTR=2
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else
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AC_MSG_ERROR([Unsupported pointer size: ${ac_cv_sizeof_void_p}])
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fi
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fi
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AC_DEFINE_UNQUOTED([LG_SIZEOF_PTR], [$LG_SIZEOF_PTR])
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AC_CHECK_SIZEOF([int])
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if test "x${ac_cv_sizeof_int}" = "x8" ; then
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LG_SIZEOF_INT=3
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elif test "x${ac_cv_sizeof_int}" = "x4" ; then
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LG_SIZEOF_INT=2
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else
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AC_MSG_ERROR([Unsupported int size: ${ac_cv_sizeof_int}])
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fi
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AC_DEFINE_UNQUOTED([LG_SIZEOF_INT], [$LG_SIZEOF_INT])
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AC_CHECK_SIZEOF([long])
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if test "x${ac_cv_sizeof_long}" = "x8" ; then
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LG_SIZEOF_LONG=3
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elif test "x${ac_cv_sizeof_long}" = "x4" ; then
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LG_SIZEOF_LONG=2
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else
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AC_MSG_ERROR([Unsupported long size: ${ac_cv_sizeof_long}])
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fi
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AC_DEFINE_UNQUOTED([LG_SIZEOF_LONG], [$LG_SIZEOF_LONG])
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AC_CHECK_SIZEOF([long long])
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if test "x${ac_cv_sizeof_long_long}" = "x8" ; then
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LG_SIZEOF_LONG_LONG=3
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elif test "x${ac_cv_sizeof_long_long}" = "x4" ; then
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LG_SIZEOF_LONG_LONG=2
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|
else
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AC_MSG_ERROR([Unsupported long long size: ${ac_cv_sizeof_long_long}])
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|
fi
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AC_DEFINE_UNQUOTED([LG_SIZEOF_LONG_LONG], [$LG_SIZEOF_LONG_LONG])
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AC_CHECK_SIZEOF([intmax_t])
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if test "x${ac_cv_sizeof_intmax_t}" = "x16" ; then
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LG_SIZEOF_INTMAX_T=4
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elif test "x${ac_cv_sizeof_intmax_t}" = "x8" ; then
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LG_SIZEOF_INTMAX_T=3
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|
elif test "x${ac_cv_sizeof_intmax_t}" = "x4" ; then
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|
LG_SIZEOF_INTMAX_T=2
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|
else
|
|
AC_MSG_ERROR([Unsupported intmax_t size: ${ac_cv_sizeof_intmax_t}])
|
|
fi
|
|
AC_DEFINE_UNQUOTED([LG_SIZEOF_INTMAX_T], [$LG_SIZEOF_INTMAX_T])
|
|
|
|
AC_CANONICAL_HOST
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|
dnl CPU-specific settings.
|
|
CPU_SPINWAIT=""
|
|
case "${host_cpu}" in
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|
i686|x86_64)
|
|
HAVE_CPU_SPINWAIT=1
|
|
if test "x${je_cv_msvc}" = "xyes" ; then
|
|
AC_CACHE_VAL([je_cv_pause_msvc],
|
|
[JE_COMPILABLE([pause instruction MSVC], [],
|
|
[[_mm_pause(); return 0;]],
|
|
[je_cv_pause_msvc])])
|
|
if test "x${je_cv_pause_msvc}" = "xyes" ; then
|
|
CPU_SPINWAIT='_mm_pause()'
|
|
fi
|
|
else
|
|
AC_CACHE_VAL([je_cv_pause],
|
|
[JE_COMPILABLE([pause instruction], [],
|
|
[[__asm__ volatile("pause"); return 0;]],
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|
[je_cv_pause])])
|
|
if test "x${je_cv_pause}" = "xyes" ; then
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|
CPU_SPINWAIT='__asm__ volatile("pause")'
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|
fi
|
|
fi
|
|
;;
|
|
*)
|
|
HAVE_CPU_SPINWAIT=0
|
|
;;
|
|
esac
|
|
AC_DEFINE_UNQUOTED([HAVE_CPU_SPINWAIT], [$HAVE_CPU_SPINWAIT])
|
|
AC_DEFINE_UNQUOTED([CPU_SPINWAIT], [$CPU_SPINWAIT])
|
|
|
|
AC_ARG_WITH([lg_vaddr],
|
|
[AS_HELP_STRING([--with-lg-vaddr=<lg-vaddr>], [Number of significant virtual address bits])],
|
|
[LG_VADDR="$with_lg_vaddr"], [LG_VADDR="detect"])
|
|
|
|
case "${host_cpu}" in
|
|
aarch64)
|
|
if test "x$LG_VADDR" = "xdetect"; then
|
|
AC_MSG_CHECKING([number of significant virtual address bits])
|
|
if test "x${LG_SIZEOF_PTR}" = "x2" ; then
|
|
#aarch64 ILP32
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|
LG_VADDR=32
|
|
else
|
|
#aarch64 LP64
|
|
LG_VADDR=48
|
|
fi
|
|
AC_MSG_RESULT([$LG_VADDR])
|
|
fi
|
|
;;
|
|
x86_64)
|
|
if test "x$LG_VADDR" = "xdetect"; then
|
|
AC_CACHE_CHECK([number of significant virtual address bits],
|
|
[je_cv_lg_vaddr],
|
|
AC_RUN_IFELSE([AC_LANG_PROGRAM(
|
|
[[
|
|
#include <stdio.h>
|
|
#ifdef _WIN32
|
|
#include <limits.h>
|
|
#include <intrin.h>
|
|
typedef unsigned __int32 uint32_t;
|
|
#else
|
|
#include <stdint.h>
|
|
#endif
|
|
]], [[
|
|
uint32_t r[[4]];
|
|
uint32_t eax_in = 0x80000008U;
|
|
#ifdef _WIN32
|
|
__cpuid((int *)r, (int)eax_in);
|
|
#else
|
|
asm volatile ("cpuid"
|
|
: "=a" (r[[0]]), "=b" (r[[1]]), "=c" (r[[2]]), "=d" (r[[3]])
|
|
: "a" (eax_in), "c" (0)
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|
);
|
|
#endif
|
|
uint32_t eax_out = r[[0]];
|
|
uint32_t vaddr = ((eax_out & 0x0000ff00U) >> 8);
|
|
FILE *f = fopen("conftest.out", "w");
|
|
if (f == NULL) {
|
|
return 1;
|
|
}
|
|
if (vaddr > (sizeof(void *) << 3)) {
|
|
vaddr = sizeof(void *) << 3;
|
|
}
|
|
fprintf(f, "%u", vaddr);
|
|
fclose(f);
|
|
return 0;
|
|
]])],
|
|
[je_cv_lg_vaddr=`cat conftest.out`],
|
|
[je_cv_lg_vaddr=error],
|
|
[je_cv_lg_vaddr=57]))
|
|
if test "x${je_cv_lg_vaddr}" != "x" ; then
|
|
LG_VADDR="${je_cv_lg_vaddr}"
|
|
fi
|
|
if test "x${LG_VADDR}" != "xerror" ; then
|
|
AC_DEFINE_UNQUOTED([LG_VADDR], [$LG_VADDR])
|
|
else
|
|
AC_MSG_ERROR([cannot determine number of significant virtual address bits])
|
|
fi
|
|
fi
|
|
;;
|
|
*)
|
|
if test "x$LG_VADDR" = "xdetect"; then
|
|
AC_MSG_CHECKING([number of significant virtual address bits])
|
|
if test "x${LG_SIZEOF_PTR}" = "x3" ; then
|
|
LG_VADDR=64
|
|
elif test "x${LG_SIZEOF_PTR}" = "x2" ; then
|
|
LG_VADDR=32
|
|
elif test "x${LG_SIZEOF_PTR}" = "xLG_SIZEOF_PTR_WIN" ; then
|
|
LG_VADDR="(1U << (LG_SIZEOF_PTR_WIN+3))"
|
|
else
|
|
AC_MSG_ERROR([Unsupported lg(pointer size): ${LG_SIZEOF_PTR}])
|
|
fi
|
|
AC_MSG_RESULT([$LG_VADDR])
|
|
fi
|
|
;;
|
|
esac
|
|
AC_DEFINE_UNQUOTED([LG_VADDR], [$LG_VADDR])
|
|
|
|
LD_PRELOAD_VAR="LD_PRELOAD"
|
|
so="so"
|
|
importlib="${so}"
|
|
o="$ac_objext"
|
|
a="a"
|
|
exe="$ac_exeext"
|
|
libprefix="lib"
|
|
link_whole_archive="0"
|
|
DSO_LDFLAGS='-shared -Wl,-soname,$(@F)'
|
|
RPATH='-Wl,-rpath,$(1)'
|
|
SOREV="${so}.${rev}"
|
|
PIC_CFLAGS='-fPIC -DPIC'
|
|
CTARGET='-o $@'
|
|
LDTARGET='-o $@'
|
|
TEST_LD_MODE=
|
|
EXTRA_LDFLAGS=
|
|
ARFLAGS='crus'
|
|
AROUT=' $@'
|
|
CC_MM=1
|
|
|
|
if test "x$je_cv_cray_prgenv_wrapper" = "xyes" ; then
|
|
TEST_LD_MODE='-dynamic'
|
|
fi
|
|
|
|
if test "x${je_cv_cray}" = "xyes" ; then
|
|
CC_MM=
|
|
fi
|
|
|
|
AN_MAKEVAR([AR], [AC_PROG_AR])
|
|
AN_PROGRAM([ar], [AC_PROG_AR])
|
|
AC_DEFUN([AC_PROG_AR], [AC_CHECK_TOOL(AR, ar, :)])
|
|
AC_PROG_AR
|
|
|
|
AN_MAKEVAR([NM], [AC_PROG_NM])
|
|
AN_PROGRAM([nm], [AC_PROG_NM])
|
|
AC_DEFUN([AC_PROG_NM], [AC_CHECK_TOOL(NM, nm, :)])
|
|
AC_PROG_NM
|
|
|
|
AC_PROG_AWK
|
|
|
|
dnl Platform-specific settings. abi and RPATH can probably be determined
|
|
dnl programmatically, but doing so is error-prone, which makes it generally
|
|
dnl not worth the trouble.
|
|
dnl
|
|
dnl Define cpp macros in CPPFLAGS, rather than doing AC_DEFINE(macro), since the
|
|
dnl definitions need to be seen before any headers are included, which is a pain
|
|
dnl to make happen otherwise.
|
|
default_retain="0"
|
|
maps_coalesce="1"
|
|
DUMP_SYMS="${NM} -a"
|
|
SYM_PREFIX=""
|
|
case "${host}" in
|
|
*-*-darwin* | *-*-ios*)
|
|
abi="macho"
|
|
RPATH=""
|
|
LD_PRELOAD_VAR="DYLD_INSERT_LIBRARIES"
|
|
so="dylib"
|
|
importlib="${so}"
|
|
force_tls="0"
|
|
DSO_LDFLAGS='-shared -Wl,-install_name,$(LIBDIR)/$(@F)'
|
|
SOREV="${rev}.${so}"
|
|
sbrk_deprecated="1"
|
|
SYM_PREFIX="_"
|
|
;;
|
|
*-*-freebsd*)
|
|
abi="elf"
|
|
AC_DEFINE([JEMALLOC_SYSCTL_VM_OVERCOMMIT], [ ])
|
|
force_lazy_lock="1"
|
|
;;
|
|
*-*-dragonfly*)
|
|
abi="elf"
|
|
;;
|
|
*-*-openbsd*)
|
|
abi="elf"
|
|
force_tls="0"
|
|
;;
|
|
*-*-bitrig*)
|
|
abi="elf"
|
|
;;
|
|
*-*-linux-android)
|
|
dnl syscall(2) and secure_getenv(3) are exposed by _GNU_SOURCE.
|
|
JE_APPEND_VS(CPPFLAGS, -D_GNU_SOURCE)
|
|
abi="elf"
|
|
AC_DEFINE([JEMALLOC_PURGE_MADVISE_DONTNEED_ZEROS], [ ])
|
|
AC_DEFINE([JEMALLOC_HAS_ALLOCA_H])
|
|
AC_DEFINE([JEMALLOC_PROC_SYS_VM_OVERCOMMIT_MEMORY], [ ])
|
|
AC_DEFINE([JEMALLOC_THREADED_INIT], [ ])
|
|
AC_DEFINE([JEMALLOC_C11_ATOMICS])
|
|
force_tls="0"
|
|
if test "${LG_SIZEOF_PTR}" = "3"; then
|
|
default_retain="1"
|
|
fi
|
|
;;
|
|
*-*-linux*)
|
|
dnl syscall(2) and secure_getenv(3) are exposed by _GNU_SOURCE.
|
|
JE_APPEND_VS(CPPFLAGS, -D_GNU_SOURCE)
|
|
abi="elf"
|
|
AC_DEFINE([JEMALLOC_PURGE_MADVISE_DONTNEED_ZEROS], [ ])
|
|
AC_DEFINE([JEMALLOC_HAS_ALLOCA_H])
|
|
AC_DEFINE([JEMALLOC_PROC_SYS_VM_OVERCOMMIT_MEMORY], [ ])
|
|
AC_DEFINE([JEMALLOC_THREADED_INIT], [ ])
|
|
AC_DEFINE([JEMALLOC_USE_CXX_THROW], [ ])
|
|
if test "${LG_SIZEOF_PTR}" = "3"; then
|
|
default_retain="1"
|
|
fi
|
|
;;
|
|
*-*-kfreebsd*)
|
|
dnl syscall(2) and secure_getenv(3) are exposed by _GNU_SOURCE.
|
|
JE_APPEND_VS(CPPFLAGS, -D_GNU_SOURCE)
|
|
abi="elf"
|
|
AC_DEFINE([JEMALLOC_HAS_ALLOCA_H])
|
|
AC_DEFINE([JEMALLOC_SYSCTL_VM_OVERCOMMIT], [ ])
|
|
AC_DEFINE([JEMALLOC_THREADED_INIT], [ ])
|
|
AC_DEFINE([JEMALLOC_USE_CXX_THROW], [ ])
|
|
;;
|
|
*-*-netbsd*)
|
|
AC_MSG_CHECKING([ABI])
|
|
AC_COMPILE_IFELSE([AC_LANG_PROGRAM(
|
|
[[#ifdef __ELF__
|
|
/* ELF */
|
|
#else
|
|
#error aout
|
|
#endif
|
|
]])],
|
|
[abi="elf"],
|
|
[abi="aout"])
|
|
AC_MSG_RESULT([$abi])
|
|
;;
|
|
*-*-solaris2*)
|
|
abi="elf"
|
|
RPATH='-Wl,-R,$(1)'
|
|
dnl Solaris needs this for sigwait().
|
|
JE_APPEND_VS(CPPFLAGS, -D_POSIX_PTHREAD_SEMANTICS)
|
|
JE_APPEND_VS(LIBS, -lposix4 -lsocket -lnsl)
|
|
;;
|
|
*-ibm-aix*)
|
|
if test "${LG_SIZEOF_PTR}" = "3"; then
|
|
dnl 64bit AIX
|
|
LD_PRELOAD_VAR="LDR_PRELOAD64"
|
|
else
|
|
dnl 32bit AIX
|
|
LD_PRELOAD_VAR="LDR_PRELOAD"
|
|
fi
|
|
abi="xcoff"
|
|
;;
|
|
*-*-mingw* | *-*-cygwin*)
|
|
abi="pecoff"
|
|
force_tls="0"
|
|
maps_coalesce="0"
|
|
RPATH=""
|
|
so="dll"
|
|
if test "x$je_cv_msvc" = "xyes" ; then
|
|
importlib="lib"
|
|
DSO_LDFLAGS="-LD"
|
|
EXTRA_LDFLAGS="-link -DEBUG"
|
|
CTARGET='-Fo$@'
|
|
LDTARGET='-Fe$@'
|
|
AR='lib'
|
|
ARFLAGS='-nologo -out:'
|
|
AROUT='$@'
|
|
CC_MM=
|
|
else
|
|
importlib="${so}"
|
|
DSO_LDFLAGS="-shared"
|
|
link_whole_archive="1"
|
|
fi
|
|
case "${host}" in
|
|
*-*-cygwin*)
|
|
DUMP_SYMS="dumpbin /SYMBOLS"
|
|
;;
|
|
*)
|
|
;;
|
|
esac
|
|
a="lib"
|
|
libprefix=""
|
|
SOREV="${so}"
|
|
PIC_CFLAGS=""
|
|
;;
|
|
*)
|
|
AC_MSG_RESULT([Unsupported operating system: ${host}])
|
|
abi="elf"
|
|
;;
|
|
esac
|
|
|
|
JEMALLOC_USABLE_SIZE_CONST=const
|
|
AC_CHECK_HEADERS([malloc.h], [
|
|
AC_MSG_CHECKING([whether malloc_usable_size definition can use const argument])
|
|
AC_COMPILE_IFELSE([AC_LANG_PROGRAM(
|
|
[#include <malloc.h>
|
|
#include <stddef.h>
|
|
size_t malloc_usable_size(const void *ptr);
|
|
],
|
|
[])],[
|
|
AC_MSG_RESULT([yes])
|
|
],[
|
|
JEMALLOC_USABLE_SIZE_CONST=
|
|
AC_MSG_RESULT([no])
|
|
])
|
|
])
|
|
AC_DEFINE_UNQUOTED([JEMALLOC_USABLE_SIZE_CONST], [$JEMALLOC_USABLE_SIZE_CONST])
|
|
AC_SUBST([abi])
|
|
AC_SUBST([RPATH])
|
|
AC_SUBST([LD_PRELOAD_VAR])
|
|
AC_SUBST([so])
|
|
AC_SUBST([importlib])
|
|
AC_SUBST([o])
|
|
AC_SUBST([a])
|
|
AC_SUBST([exe])
|
|
AC_SUBST([libprefix])
|
|
AC_SUBST([link_whole_archive])
|
|
AC_SUBST([DSO_LDFLAGS])
|
|
AC_SUBST([EXTRA_LDFLAGS])
|
|
AC_SUBST([SOREV])
|
|
AC_SUBST([PIC_CFLAGS])
|
|
AC_SUBST([CTARGET])
|
|
AC_SUBST([LDTARGET])
|
|
AC_SUBST([TEST_LD_MODE])
|
|
AC_SUBST([MKLIB])
|
|
AC_SUBST([ARFLAGS])
|
|
AC_SUBST([AROUT])
|
|
AC_SUBST([DUMP_SYMS])
|
|
AC_SUBST([CC_MM])
|
|
|
|
dnl Determine whether libm must be linked to use e.g. log(3).
|
|
AC_SEARCH_LIBS([log], [m], , [AC_MSG_ERROR([Missing math functions])])
|
|
if test "x$ac_cv_search_log" != "xnone required" ; then
|
|
LM="$ac_cv_search_log"
|
|
else
|
|
LM=
|
|
fi
|
|
AC_SUBST(LM)
|
|
|
|
JE_COMPILABLE([__attribute__ syntax],
|
|
[static __attribute__((unused)) void foo(void){}],
|
|
[],
|
|
[je_cv_attribute])
|
|
if test "x${je_cv_attribute}" = "xyes" ; then
|
|
AC_DEFINE([JEMALLOC_HAVE_ATTR], [ ])
|
|
if test "x${GCC}" = "xyes" -a "x${abi}" = "xelf"; then
|
|
JE_CFLAGS_ADD([-fvisibility=hidden])
|
|
JE_CXXFLAGS_ADD([-fvisibility=hidden])
|
|
fi
|
|
fi
|
|
dnl Check for tls_model attribute support (clang 3.0 still lacks support).
|
|
JE_CFLAGS_SAVE()
|
|
JE_CFLAGS_ADD([-Werror])
|
|
JE_CFLAGS_ADD([-herror_on_warning])
|
|
JE_COMPILABLE([tls_model attribute], [],
|
|
[static __thread int
|
|
__attribute__((tls_model("initial-exec"), unused)) foo;
|
|
foo = 0;],
|
|
[je_cv_tls_model])
|
|
JE_CFLAGS_RESTORE()
|
|
dnl (Setting of JEMALLOC_TLS_MODEL is done later, after we've checked for
|
|
dnl --disable-initial-exec-tls)
|
|
|
|
dnl Check for alloc_size attribute support.
|
|
JE_CFLAGS_SAVE()
|
|
JE_CFLAGS_ADD([-Werror])
|
|
JE_CFLAGS_ADD([-herror_on_warning])
|
|
JE_COMPILABLE([alloc_size attribute], [#include <stdlib.h>],
|
|
[void *foo(size_t size) __attribute__((alloc_size(1)));],
|
|
[je_cv_alloc_size])
|
|
JE_CFLAGS_RESTORE()
|
|
if test "x${je_cv_alloc_size}" = "xyes" ; then
|
|
AC_DEFINE([JEMALLOC_HAVE_ATTR_ALLOC_SIZE], [ ])
|
|
fi
|
|
dnl Check for format(gnu_printf, ...) attribute support.
|
|
JE_CFLAGS_SAVE()
|
|
JE_CFLAGS_ADD([-Werror])
|
|
JE_CFLAGS_ADD([-herror_on_warning])
|
|
JE_COMPILABLE([format(gnu_printf, ...) attribute], [#include <stdlib.h>],
|
|
[void *foo(const char *format, ...) __attribute__((format(gnu_printf, 1, 2)));],
|
|
[je_cv_format_gnu_printf])
|
|
JE_CFLAGS_RESTORE()
|
|
if test "x${je_cv_format_gnu_printf}" = "xyes" ; then
|
|
AC_DEFINE([JEMALLOC_HAVE_ATTR_FORMAT_GNU_PRINTF], [ ])
|
|
fi
|
|
dnl Check for format(printf, ...) attribute support.
|
|
JE_CFLAGS_SAVE()
|
|
JE_CFLAGS_ADD([-Werror])
|
|
JE_CFLAGS_ADD([-herror_on_warning])
|
|
JE_COMPILABLE([format(printf, ...) attribute], [#include <stdlib.h>],
|
|
[void *foo(const char *format, ...) __attribute__((format(printf, 1, 2)));],
|
|
[je_cv_format_printf])
|
|
JE_CFLAGS_RESTORE()
|
|
if test "x${je_cv_format_printf}" = "xyes" ; then
|
|
AC_DEFINE([JEMALLOC_HAVE_ATTR_FORMAT_PRINTF], [ ])
|
|
fi
|
|
|
|
dnl Support optional additions to rpath.
|
|
AC_ARG_WITH([rpath],
|
|
[AS_HELP_STRING([--with-rpath=<rpath>], [Colon-separated rpath (ELF systems only)])],
|
|
if test "x$with_rpath" = "xno" ; then
|
|
RPATH_EXTRA=
|
|
else
|
|
RPATH_EXTRA="`echo $with_rpath | tr \":\" \" \"`"
|
|
fi,
|
|
RPATH_EXTRA=
|
|
)
|
|
AC_SUBST([RPATH_EXTRA])
|
|
|
|
dnl Disable rules that do automatic regeneration of configure output by default.
|
|
AC_ARG_ENABLE([autogen],
|
|
[AS_HELP_STRING([--enable-autogen], [Automatically regenerate configure output])],
|
|
if test "x$enable_autogen" = "xno" ; then
|
|
enable_autogen="0"
|
|
else
|
|
enable_autogen="1"
|
|
fi
|
|
,
|
|
enable_autogen="0"
|
|
)
|
|
AC_SUBST([enable_autogen])
|
|
|
|
AC_PROG_INSTALL
|
|
AC_PROG_RANLIB
|
|
AC_PATH_PROG([LD], [ld], [false], [$PATH])
|
|
AC_PATH_PROG([AUTOCONF], [autoconf], [false], [$PATH])
|
|
|
|
dnl Perform no name mangling by default.
|
|
AC_ARG_WITH([mangling],
|
|
[AS_HELP_STRING([--with-mangling=<map>], [Mangle symbols in <map>])],
|
|
[mangling_map="$with_mangling"], [mangling_map=""])
|
|
|
|
dnl Do not prefix public APIs by default.
|
|
AC_ARG_WITH([jemalloc_prefix],
|
|
[AS_HELP_STRING([--with-jemalloc-prefix=<prefix>], [Prefix to prepend to all public APIs])],
|
|
[JEMALLOC_PREFIX="$with_jemalloc_prefix"],
|
|
[if test "x$abi" != "xmacho" -a "x$abi" != "xpecoff"; then
|
|
JEMALLOC_PREFIX=""
|
|
else
|
|
JEMALLOC_PREFIX="je_"
|
|
fi]
|
|
)
|
|
if test "x$JEMALLOC_PREFIX" = "x" ; then
|
|
AC_DEFINE([JEMALLOC_IS_MALLOC])
|
|
else
|
|
JEMALLOC_CPREFIX=`echo ${JEMALLOC_PREFIX} | tr "a-z" "A-Z"`
|
|
AC_DEFINE_UNQUOTED([JEMALLOC_PREFIX], ["$JEMALLOC_PREFIX"])
|
|
AC_DEFINE_UNQUOTED([JEMALLOC_CPREFIX], ["$JEMALLOC_CPREFIX"])
|
|
fi
|
|
AC_SUBST([JEMALLOC_PREFIX])
|
|
AC_SUBST([JEMALLOC_CPREFIX])
|
|
|
|
AC_ARG_WITH([export],
|
|
[AS_HELP_STRING([--without-export], [disable exporting jemalloc public APIs])],
|
|
[if test "x$with_export" = "xno"; then
|
|
AC_DEFINE([JEMALLOC_EXPORT],[])
|
|
fi]
|
|
)
|
|
|
|
public_syms="aligned_alloc calloc dallocx free mallctl mallctlbymib mallctlnametomib malloc malloc_conf malloc_message malloc_stats_print malloc_usable_size mallocx nallocx posix_memalign rallocx realloc sallocx sdallocx xallocx"
|
|
dnl Check for additional platform-specific public API functions.
|
|
AC_CHECK_FUNC([memalign],
|
|
[AC_DEFINE([JEMALLOC_OVERRIDE_MEMALIGN], [ ])
|
|
public_syms="${public_syms} memalign"])
|
|
AC_CHECK_FUNC([valloc],
|
|
[AC_DEFINE([JEMALLOC_OVERRIDE_VALLOC], [ ])
|
|
public_syms="${public_syms} valloc"])
|
|
|
|
dnl Check for allocator-related functions that should be wrapped.
|
|
wrap_syms=
|
|
if test "x${JEMALLOC_PREFIX}" = "x" ; then
|
|
AC_CHECK_FUNC([__libc_calloc],
|
|
[AC_DEFINE([JEMALLOC_OVERRIDE___LIBC_CALLOC], [ ])
|
|
wrap_syms="${wrap_syms} __libc_calloc"])
|
|
AC_CHECK_FUNC([__libc_free],
|
|
[AC_DEFINE([JEMALLOC_OVERRIDE___LIBC_FREE], [ ])
|
|
wrap_syms="${wrap_syms} __libc_free"])
|
|
AC_CHECK_FUNC([__libc_malloc],
|
|
[AC_DEFINE([JEMALLOC_OVERRIDE___LIBC_MALLOC], [ ])
|
|
wrap_syms="${wrap_syms} __libc_malloc"])
|
|
AC_CHECK_FUNC([__libc_memalign],
|
|
[AC_DEFINE([JEMALLOC_OVERRIDE___LIBC_MEMALIGN], [ ])
|
|
wrap_syms="${wrap_syms} __libc_memalign"])
|
|
AC_CHECK_FUNC([__libc_realloc],
|
|
[AC_DEFINE([JEMALLOC_OVERRIDE___LIBC_REALLOC], [ ])
|
|
wrap_syms="${wrap_syms} __libc_realloc"])
|
|
AC_CHECK_FUNC([__libc_valloc],
|
|
[AC_DEFINE([JEMALLOC_OVERRIDE___LIBC_VALLOC], [ ])
|
|
wrap_syms="${wrap_syms} __libc_valloc"])
|
|
AC_CHECK_FUNC([__posix_memalign],
|
|
[AC_DEFINE([JEMALLOC_OVERRIDE___POSIX_MEMALIGN], [ ])
|
|
wrap_syms="${wrap_syms} __posix_memalign"])
|
|
fi
|
|
|
|
case "${host}" in
|
|
*-*-mingw* | *-*-cygwin*)
|
|
wrap_syms="${wrap_syms} tls_callback"
|
|
;;
|
|
*)
|
|
;;
|
|
esac
|
|
|
|
dnl Mangle library-private APIs.
|
|
AC_ARG_WITH([private_namespace],
|
|
[AS_HELP_STRING([--with-private-namespace=<prefix>], [Prefix to prepend to all library-private APIs])],
|
|
[JEMALLOC_PRIVATE_NAMESPACE="${with_private_namespace}je_"],
|
|
[JEMALLOC_PRIVATE_NAMESPACE="je_"]
|
|
)
|
|
AC_DEFINE_UNQUOTED([JEMALLOC_PRIVATE_NAMESPACE], [$JEMALLOC_PRIVATE_NAMESPACE])
|
|
private_namespace="$JEMALLOC_PRIVATE_NAMESPACE"
|
|
AC_SUBST([private_namespace])
|
|
|
|
dnl Do not add suffix to installed files by default.
|
|
AC_ARG_WITH([install_suffix],
|
|
[AS_HELP_STRING([--with-install-suffix=<suffix>], [Suffix to append to all installed files])],
|
|
[INSTALL_SUFFIX="$with_install_suffix"],
|
|
[INSTALL_SUFFIX=]
|
|
)
|
|
install_suffix="$INSTALL_SUFFIX"
|
|
AC_SUBST([install_suffix])
|
|
|
|
dnl Specify default malloc_conf.
|
|
AC_ARG_WITH([malloc_conf],
|
|
[AS_HELP_STRING([--with-malloc-conf=<malloc_conf>], [config.malloc_conf options string])],
|
|
[JEMALLOC_CONFIG_MALLOC_CONF="$with_malloc_conf"],
|
|
[JEMALLOC_CONFIG_MALLOC_CONF=""]
|
|
)
|
|
config_malloc_conf="$JEMALLOC_CONFIG_MALLOC_CONF"
|
|
AC_DEFINE_UNQUOTED([JEMALLOC_CONFIG_MALLOC_CONF], ["$config_malloc_conf"])
|
|
|
|
dnl Substitute @je_@ in jemalloc_protos.h.in, primarily to make generation of
|
|
dnl jemalloc_protos_jet.h easy.
|
|
je_="je_"
|
|
AC_SUBST([je_])
|
|
|
|
cfgoutputs_in="Makefile.in"
|
|
cfgoutputs_in="${cfgoutputs_in} jemalloc.pc.in"
|
|
cfgoutputs_in="${cfgoutputs_in} doc/html.xsl.in"
|
|
cfgoutputs_in="${cfgoutputs_in} doc/manpages.xsl.in"
|
|
cfgoutputs_in="${cfgoutputs_in} doc/jemalloc.xml.in"
|
|
cfgoutputs_in="${cfgoutputs_in} include/jemalloc/jemalloc_macros.h.in"
|
|
cfgoutputs_in="${cfgoutputs_in} include/jemalloc/jemalloc_protos.h.in"
|
|
cfgoutputs_in="${cfgoutputs_in} include/jemalloc/jemalloc_typedefs.h.in"
|
|
cfgoutputs_in="${cfgoutputs_in} include/jemalloc/internal/jemalloc_preamble.h.in"
|
|
cfgoutputs_in="${cfgoutputs_in} test/test.sh.in"
|
|
cfgoutputs_in="${cfgoutputs_in} test/include/test/jemalloc_test.h.in"
|
|
|
|
cfgoutputs_out="Makefile"
|
|
cfgoutputs_out="${cfgoutputs_out} jemalloc.pc"
|
|
cfgoutputs_out="${cfgoutputs_out} doc/html.xsl"
|
|
cfgoutputs_out="${cfgoutputs_out} doc/manpages.xsl"
|
|
cfgoutputs_out="${cfgoutputs_out} doc/jemalloc.xml"
|
|
cfgoutputs_out="${cfgoutputs_out} include/jemalloc/jemalloc_macros.h"
|
|
cfgoutputs_out="${cfgoutputs_out} include/jemalloc/jemalloc_protos.h"
|
|
cfgoutputs_out="${cfgoutputs_out} include/jemalloc/jemalloc_typedefs.h"
|
|
cfgoutputs_out="${cfgoutputs_out} include/jemalloc/internal/jemalloc_preamble.h"
|
|
cfgoutputs_out="${cfgoutputs_out} test/test.sh"
|
|
cfgoutputs_out="${cfgoutputs_out} test/include/test/jemalloc_test.h"
|
|
|
|
cfgoutputs_tup="Makefile"
|
|
cfgoutputs_tup="${cfgoutputs_tup} jemalloc.pc:jemalloc.pc.in"
|
|
cfgoutputs_tup="${cfgoutputs_tup} doc/html.xsl:doc/html.xsl.in"
|
|
cfgoutputs_tup="${cfgoutputs_tup} doc/manpages.xsl:doc/manpages.xsl.in"
|
|
cfgoutputs_tup="${cfgoutputs_tup} doc/jemalloc.xml:doc/jemalloc.xml.in"
|
|
cfgoutputs_tup="${cfgoutputs_tup} include/jemalloc/jemalloc_macros.h:include/jemalloc/jemalloc_macros.h.in"
|
|
cfgoutputs_tup="${cfgoutputs_tup} include/jemalloc/jemalloc_protos.h:include/jemalloc/jemalloc_protos.h.in"
|
|
cfgoutputs_tup="${cfgoutputs_tup} include/jemalloc/jemalloc_typedefs.h:include/jemalloc/jemalloc_typedefs.h.in"
|
|
cfgoutputs_tup="${cfgoutputs_tup} include/jemalloc/internal/jemalloc_preamble.h"
|
|
cfgoutputs_tup="${cfgoutputs_tup} test/test.sh:test/test.sh.in"
|
|
cfgoutputs_tup="${cfgoutputs_tup} test/include/test/jemalloc_test.h:test/include/test/jemalloc_test.h.in"
|
|
|
|
cfghdrs_in="include/jemalloc/jemalloc_defs.h.in"
|
|
cfghdrs_in="${cfghdrs_in} include/jemalloc/internal/jemalloc_internal_defs.h.in"
|
|
cfghdrs_in="${cfghdrs_in} include/jemalloc/internal/private_symbols.sh"
|
|
cfghdrs_in="${cfghdrs_in} include/jemalloc/internal/private_namespace.sh"
|
|
cfghdrs_in="${cfghdrs_in} include/jemalloc/internal/public_namespace.sh"
|
|
cfghdrs_in="${cfghdrs_in} include/jemalloc/internal/public_unnamespace.sh"
|
|
cfghdrs_in="${cfghdrs_in} include/jemalloc/jemalloc_rename.sh"
|
|
cfghdrs_in="${cfghdrs_in} include/jemalloc/jemalloc_mangle.sh"
|
|
cfghdrs_in="${cfghdrs_in} include/jemalloc/jemalloc.sh"
|
|
cfghdrs_in="${cfghdrs_in} test/include/test/jemalloc_test_defs.h.in"
|
|
|
|
cfghdrs_out="include/jemalloc/jemalloc_defs.h"
|
|
cfghdrs_out="${cfghdrs_out} include/jemalloc/jemalloc${install_suffix}.h"
|
|
cfghdrs_out="${cfghdrs_out} include/jemalloc/internal/private_symbols.awk"
|
|
cfghdrs_out="${cfghdrs_out} include/jemalloc/internal/private_symbols_jet.awk"
|
|
cfghdrs_out="${cfghdrs_out} include/jemalloc/internal/public_symbols.txt"
|
|
cfghdrs_out="${cfghdrs_out} include/jemalloc/internal/public_namespace.h"
|
|
cfghdrs_out="${cfghdrs_out} include/jemalloc/internal/public_unnamespace.h"
|
|
cfghdrs_out="${cfghdrs_out} include/jemalloc/jemalloc_protos_jet.h"
|
|
cfghdrs_out="${cfghdrs_out} include/jemalloc/jemalloc_rename.h"
|
|
cfghdrs_out="${cfghdrs_out} include/jemalloc/jemalloc_mangle.h"
|
|
cfghdrs_out="${cfghdrs_out} include/jemalloc/jemalloc_mangle_jet.h"
|
|
cfghdrs_out="${cfghdrs_out} include/jemalloc/internal/jemalloc_internal_defs.h"
|
|
cfghdrs_out="${cfghdrs_out} test/include/test/jemalloc_test_defs.h"
|
|
|
|
cfghdrs_tup="include/jemalloc/jemalloc_defs.h:include/jemalloc/jemalloc_defs.h.in"
|
|
cfghdrs_tup="${cfghdrs_tup} include/jemalloc/internal/jemalloc_internal_defs.h:include/jemalloc/internal/jemalloc_internal_defs.h.in"
|
|
cfghdrs_tup="${cfghdrs_tup} test/include/test/jemalloc_test_defs.h:test/include/test/jemalloc_test_defs.h.in"
|
|
|
|
dnl Do not compile with debugging by default.
|
|
AC_ARG_ENABLE([debug],
|
|
[AS_HELP_STRING([--enable-debug],
|
|
[Build debugging code])],
|
|
[if test "x$enable_debug" = "xno" ; then
|
|
enable_debug="0"
|
|
else
|
|
enable_debug="1"
|
|
fi
|
|
],
|
|
[enable_debug="0"]
|
|
)
|
|
if test "x$enable_debug" = "x1" ; then
|
|
AC_DEFINE([JEMALLOC_DEBUG], [ ])
|
|
fi
|
|
if test "x$enable_debug" = "x1" ; then
|
|
AC_DEFINE([JEMALLOC_DEBUG], [ ])
|
|
fi
|
|
AC_SUBST([enable_debug])
|
|
|
|
dnl Only optimize if not debugging.
|
|
if test "x$enable_debug" = "x0" ; then
|
|
if test "x$GCC" = "xyes" ; then
|
|
JE_CFLAGS_ADD([-O3])
|
|
JE_CXXFLAGS_ADD([-O3])
|
|
JE_CFLAGS_ADD([-funroll-loops])
|
|
elif test "x$je_cv_msvc" = "xyes" ; then
|
|
JE_CFLAGS_ADD([-O2])
|
|
JE_CXXFLAGS_ADD([-O2])
|
|
else
|
|
JE_CFLAGS_ADD([-O])
|
|
JE_CXXFLAGS_ADD([-O])
|
|
fi
|
|
fi
|
|
|
|
dnl Enable statistics calculation by default.
|
|
AC_ARG_ENABLE([stats],
|
|
[AS_HELP_STRING([--disable-stats],
|
|
[Disable statistics calculation/reporting])],
|
|
[if test "x$enable_stats" = "xno" ; then
|
|
enable_stats="0"
|
|
else
|
|
enable_stats="1"
|
|
fi
|
|
],
|
|
[enable_stats="1"]
|
|
)
|
|
if test "x$enable_stats" = "x1" ; then
|
|
AC_DEFINE([JEMALLOC_STATS], [ ])
|
|
fi
|
|
AC_SUBST([enable_stats])
|
|
|
|
dnl Do not enable profiling by default.
|
|
AC_ARG_ENABLE([prof],
|
|
[AS_HELP_STRING([--enable-prof], [Enable allocation profiling])],
|
|
[if test "x$enable_prof" = "xno" ; then
|
|
enable_prof="0"
|
|
else
|
|
enable_prof="1"
|
|
fi
|
|
],
|
|
[enable_prof="0"]
|
|
)
|
|
if test "x$enable_prof" = "x1" ; then
|
|
backtrace_method=""
|
|
else
|
|
backtrace_method="N/A"
|
|
fi
|
|
|
|
AC_ARG_ENABLE([prof-libunwind],
|
|
[AS_HELP_STRING([--enable-prof-libunwind], [Use libunwind for backtracing])],
|
|
[if test "x$enable_prof_libunwind" = "xno" ; then
|
|
enable_prof_libunwind="0"
|
|
else
|
|
enable_prof_libunwind="1"
|
|
fi
|
|
],
|
|
[enable_prof_libunwind="0"]
|
|
)
|
|
AC_ARG_WITH([static_libunwind],
|
|
[AS_HELP_STRING([--with-static-libunwind=<libunwind.a>],
|
|
[Path to static libunwind library; use rather than dynamically linking])],
|
|
if test "x$with_static_libunwind" = "xno" ; then
|
|
LUNWIND="-lunwind"
|
|
else
|
|
if test ! -f "$with_static_libunwind" ; then
|
|
AC_MSG_ERROR([Static libunwind not found: $with_static_libunwind])
|
|
fi
|
|
LUNWIND="$with_static_libunwind"
|
|
fi,
|
|
LUNWIND="-lunwind"
|
|
)
|
|
if test "x$backtrace_method" = "x" -a "x$enable_prof_libunwind" = "x1" ; then
|
|
AC_CHECK_HEADERS([libunwind.h], , [enable_prof_libunwind="0"])
|
|
if test "x$LUNWIND" = "x-lunwind" ; then
|
|
AC_CHECK_LIB([unwind], [unw_backtrace], [JE_APPEND_VS(LIBS, $LUNWIND)],
|
|
[enable_prof_libunwind="0"])
|
|
else
|
|
JE_APPEND_VS(LIBS, $LUNWIND)
|
|
fi
|
|
if test "x${enable_prof_libunwind}" = "x1" ; then
|
|
backtrace_method="libunwind"
|
|
AC_DEFINE([JEMALLOC_PROF_LIBUNWIND], [ ])
|
|
fi
|
|
fi
|
|
|
|
AC_ARG_ENABLE([prof-libgcc],
|
|
[AS_HELP_STRING([--disable-prof-libgcc],
|
|
[Do not use libgcc for backtracing])],
|
|
[if test "x$enable_prof_libgcc" = "xno" ; then
|
|
enable_prof_libgcc="0"
|
|
else
|
|
enable_prof_libgcc="1"
|
|
fi
|
|
],
|
|
[enable_prof_libgcc="1"]
|
|
)
|
|
if test "x$backtrace_method" = "x" -a "x$enable_prof_libgcc" = "x1" \
|
|
-a "x$GCC" = "xyes" ; then
|
|
AC_CHECK_HEADERS([unwind.h], , [enable_prof_libgcc="0"])
|
|
if test "x${enable_prof_libgcc}" = "x1" ; then
|
|
AC_CHECK_LIB([gcc], [_Unwind_Backtrace], [JE_APPEND_VS(LIBS, -lgcc)], [enable_prof_libgcc="0"])
|
|
fi
|
|
if test "x${enable_prof_libgcc}" = "x1" ; then
|
|
backtrace_method="libgcc"
|
|
AC_DEFINE([JEMALLOC_PROF_LIBGCC], [ ])
|
|
fi
|
|
else
|
|
enable_prof_libgcc="0"
|
|
fi
|
|
|
|
AC_ARG_ENABLE([prof-gcc],
|
|
[AS_HELP_STRING([--disable-prof-gcc],
|
|
[Do not use gcc intrinsics for backtracing])],
|
|
[if test "x$enable_prof_gcc" = "xno" ; then
|
|
enable_prof_gcc="0"
|
|
else
|
|
enable_prof_gcc="1"
|
|
fi
|
|
],
|
|
[enable_prof_gcc="1"]
|
|
)
|
|
if test "x$backtrace_method" = "x" -a "x$enable_prof_gcc" = "x1" \
|
|
-a "x$GCC" = "xyes" ; then
|
|
JE_CFLAGS_ADD([-fno-omit-frame-pointer])
|
|
backtrace_method="gcc intrinsics"
|
|
AC_DEFINE([JEMALLOC_PROF_GCC], [ ])
|
|
else
|
|
enable_prof_gcc="0"
|
|
fi
|
|
|
|
if test "x$backtrace_method" = "x" ; then
|
|
backtrace_method="none (disabling profiling)"
|
|
enable_prof="0"
|
|
fi
|
|
AC_MSG_CHECKING([configured backtracing method])
|
|
AC_MSG_RESULT([$backtrace_method])
|
|
if test "x$enable_prof" = "x1" ; then
|
|
dnl Heap profiling uses the log(3) function.
|
|
JE_APPEND_VS(LIBS, $LM)
|
|
|
|
AC_DEFINE([JEMALLOC_PROF], [ ])
|
|
fi
|
|
AC_SUBST([enable_prof])
|
|
|
|
dnl Indicate whether adjacent virtual memory mappings automatically coalesce
|
|
dnl (and fragment on demand).
|
|
if test "x${maps_coalesce}" = "x1" ; then
|
|
AC_DEFINE([JEMALLOC_MAPS_COALESCE], [ ])
|
|
fi
|
|
|
|
dnl Indicate whether to retain memory (rather than using munmap()) by default.
|
|
if test "x$default_retain" = "x1" ; then
|
|
AC_DEFINE([JEMALLOC_RETAIN], [ ])
|
|
fi
|
|
|
|
dnl Enable allocation from DSS if supported by the OS.
|
|
have_dss="1"
|
|
dnl Check whether the BSD/SUSv1 sbrk() exists. If not, disable DSS support.
|
|
AC_CHECK_FUNC([sbrk], [have_sbrk="1"], [have_sbrk="0"])
|
|
if test "x$have_sbrk" = "x1" ; then
|
|
if test "x$sbrk_deprecated" = "x1" ; then
|
|
AC_MSG_RESULT([Disabling dss allocation because sbrk is deprecated])
|
|
have_dss="0"
|
|
fi
|
|
else
|
|
have_dss="0"
|
|
fi
|
|
|
|
if test "x$have_dss" = "x1" ; then
|
|
AC_DEFINE([JEMALLOC_DSS], [ ])
|
|
fi
|
|
|
|
dnl Support the junk/zero filling option by default.
|
|
AC_ARG_ENABLE([fill],
|
|
[AS_HELP_STRING([--disable-fill], [Disable support for junk/zero filling])],
|
|
[if test "x$enable_fill" = "xno" ; then
|
|
enable_fill="0"
|
|
else
|
|
enable_fill="1"
|
|
fi
|
|
],
|
|
[enable_fill="1"]
|
|
)
|
|
if test "x$enable_fill" = "x1" ; then
|
|
AC_DEFINE([JEMALLOC_FILL], [ ])
|
|
fi
|
|
AC_SUBST([enable_fill])
|
|
|
|
dnl Disable utrace(2)-based tracing by default.
|
|
AC_ARG_ENABLE([utrace],
|
|
[AS_HELP_STRING([--enable-utrace], [Enable utrace(2)-based tracing])],
|
|
[if test "x$enable_utrace" = "xno" ; then
|
|
enable_utrace="0"
|
|
else
|
|
enable_utrace="1"
|
|
fi
|
|
],
|
|
[enable_utrace="0"]
|
|
)
|
|
JE_COMPILABLE([utrace(2)], [
|
|
#include <sys/types.h>
|
|
#include <sys/param.h>
|
|
#include <sys/time.h>
|
|
#include <sys/uio.h>
|
|
#include <sys/ktrace.h>
|
|
], [
|
|
utrace((void *)0, 0);
|
|
], [je_cv_utrace])
|
|
if test "x${je_cv_utrace}" = "xno" ; then
|
|
enable_utrace="0"
|
|
fi
|
|
if test "x$enable_utrace" = "x1" ; then
|
|
AC_DEFINE([JEMALLOC_UTRACE], [ ])
|
|
fi
|
|
AC_SUBST([enable_utrace])
|
|
|
|
dnl Do not support the xmalloc option by default.
|
|
AC_ARG_ENABLE([xmalloc],
|
|
[AS_HELP_STRING([--enable-xmalloc], [Support xmalloc option])],
|
|
[if test "x$enable_xmalloc" = "xno" ; then
|
|
enable_xmalloc="0"
|
|
else
|
|
enable_xmalloc="1"
|
|
fi
|
|
],
|
|
[enable_xmalloc="0"]
|
|
)
|
|
if test "x$enable_xmalloc" = "x1" ; then
|
|
AC_DEFINE([JEMALLOC_XMALLOC], [ ])
|
|
fi
|
|
AC_SUBST([enable_xmalloc])
|
|
|
|
dnl Support cache-oblivious allocation alignment by default.
|
|
AC_ARG_ENABLE([cache-oblivious],
|
|
[AS_HELP_STRING([--disable-cache-oblivious],
|
|
[Disable support for cache-oblivious allocation alignment])],
|
|
[if test "x$enable_cache_oblivious" = "xno" ; then
|
|
enable_cache_oblivious="0"
|
|
else
|
|
enable_cache_oblivious="1"
|
|
fi
|
|
],
|
|
[enable_cache_oblivious="1"]
|
|
)
|
|
if test "x$enable_cache_oblivious" = "x1" ; then
|
|
AC_DEFINE([JEMALLOC_CACHE_OBLIVIOUS], [ ])
|
|
fi
|
|
AC_SUBST([enable_cache_oblivious])
|
|
|
|
dnl Do not log by default.
|
|
AC_ARG_ENABLE([log],
|
|
[AS_HELP_STRING([--enable-log], [Support debug logging])],
|
|
[if test "x$enable_log" = "xno" ; then
|
|
enable_log="0"
|
|
else
|
|
enable_log="1"
|
|
fi
|
|
],
|
|
[enable_log="0"]
|
|
)
|
|
if test "x$enable_log" = "x1" ; then
|
|
AC_DEFINE([JEMALLOC_LOG], [ ])
|
|
fi
|
|
AC_SUBST([enable_log])
|
|
|
|
dnl Do not use readlinkat by default
|
|
AC_ARG_ENABLE([readlinkat],
|
|
[AS_HELP_STRING([--enable-readlinkat], [Use readlinkat over readlink])],
|
|
[if test "x$enable_readlinkat" = "xno" ; then
|
|
enable_readlinkat="0"
|
|
else
|
|
enable_readlinkat="1"
|
|
fi
|
|
],
|
|
[enable_readlinkat="0"]
|
|
)
|
|
if test "x$enable_readlinkat" = "x1" ; then
|
|
AC_DEFINE([JEMALLOC_READLINKAT], [ ])
|
|
fi
|
|
AC_SUBST([enable_readlinkat])
|
|
|
|
|
|
JE_COMPILABLE([a program using __builtin_unreachable], [
|
|
void foo (void) {
|
|
__builtin_unreachable();
|
|
}
|
|
], [
|
|
{
|
|
foo();
|
|
}
|
|
], [je_cv_gcc_builtin_unreachable])
|
|
if test "x${je_cv_gcc_builtin_unreachable}" = "xyes" ; then
|
|
AC_DEFINE([JEMALLOC_INTERNAL_UNREACHABLE], [__builtin_unreachable])
|
|
else
|
|
AC_DEFINE([JEMALLOC_INTERNAL_UNREACHABLE], [abort])
|
|
fi
|
|
|
|
dnl ============================================================================
|
|
dnl Check for __builtin_ffsl(), then ffsl(3), and fail if neither are found.
|
|
dnl One of those two functions should (theoretically) exist on all platforms
|
|
dnl that jemalloc currently has a chance of functioning on without modification.
|
|
dnl We additionally assume ffs[ll]() or __builtin_ffs[ll]() are defined if
|
|
dnl ffsl() or __builtin_ffsl() are defined, respectively.
|
|
JE_COMPILABLE([a program using __builtin_ffsl], [
|
|
#include <stdio.h>
|
|
#include <strings.h>
|
|
#include <string.h>
|
|
], [
|
|
{
|
|
int rv = __builtin_ffsl(0x08);
|
|
printf("%d\n", rv);
|
|
}
|
|
], [je_cv_gcc_builtin_ffsl])
|
|
if test "x${je_cv_gcc_builtin_ffsl}" = "xyes" ; then
|
|
AC_DEFINE([JEMALLOC_INTERNAL_FFSLL], [__builtin_ffsll])
|
|
AC_DEFINE([JEMALLOC_INTERNAL_FFSL], [__builtin_ffsl])
|
|
AC_DEFINE([JEMALLOC_INTERNAL_FFS], [__builtin_ffs])
|
|
else
|
|
JE_COMPILABLE([a program using ffsl], [
|
|
#include <stdio.h>
|
|
#include <strings.h>
|
|
#include <string.h>
|
|
], [
|
|
{
|
|
int rv = ffsl(0x08);
|
|
printf("%d\n", rv);
|
|
}
|
|
], [je_cv_function_ffsl])
|
|
if test "x${je_cv_function_ffsl}" = "xyes" ; then
|
|
AC_DEFINE([JEMALLOC_INTERNAL_FFSLL], [ffsll])
|
|
AC_DEFINE([JEMALLOC_INTERNAL_FFSL], [ffsl])
|
|
AC_DEFINE([JEMALLOC_INTERNAL_FFS], [ffs])
|
|
else
|
|
AC_MSG_ERROR([Cannot build without ffsl(3) or __builtin_ffsl()])
|
|
fi
|
|
fi
|
|
|
|
AC_ARG_WITH([lg_quantum],
|
|
[AS_HELP_STRING([--with-lg-quantum=<lg-quantum>],
|
|
[Base 2 log of minimum allocation alignment])],
|
|
[LG_QUANTA="$with_lg_quantum"],
|
|
[LG_QUANTA="3 4"])
|
|
if test "x$with_lg_quantum" != "x" ; then
|
|
AC_DEFINE_UNQUOTED([LG_QUANTUM], [$with_lg_quantum])
|
|
fi
|
|
|
|
AC_ARG_WITH([lg_page],
|
|
[AS_HELP_STRING([--with-lg-page=<lg-page>], [Base 2 log of system page size])],
|
|
[LG_PAGE="$with_lg_page"], [LG_PAGE="detect"])
|
|
if test "x$LG_PAGE" = "xdetect"; then
|
|
AC_CACHE_CHECK([LG_PAGE],
|
|
[je_cv_lg_page],
|
|
AC_RUN_IFELSE([AC_LANG_PROGRAM(
|
|
[[
|
|
#include <strings.h>
|
|
#ifdef _WIN32
|
|
#include <windows.h>
|
|
#else
|
|
#include <unistd.h>
|
|
#endif
|
|
#include <stdio.h>
|
|
]],
|
|
[[
|
|
int result;
|
|
FILE *f;
|
|
|
|
#ifdef _WIN32
|
|
SYSTEM_INFO si;
|
|
GetSystemInfo(&si);
|
|
result = si.dwPageSize;
|
|
#else
|
|
result = sysconf(_SC_PAGESIZE);
|
|
#endif
|
|
if (result == -1) {
|
|
return 1;
|
|
}
|
|
result = JEMALLOC_INTERNAL_FFSL(result) - 1;
|
|
|
|
f = fopen("conftest.out", "w");
|
|
if (f == NULL) {
|
|
return 1;
|
|
}
|
|
fprintf(f, "%d", result);
|
|
fclose(f);
|
|
|
|
return 0;
|
|
]])],
|
|
[je_cv_lg_page=`cat conftest.out`],
|
|
[je_cv_lg_page=undefined],
|
|
[je_cv_lg_page=12]))
|
|
fi
|
|
if test "x${je_cv_lg_page}" != "x" ; then
|
|
LG_PAGE="${je_cv_lg_page}"
|
|
fi
|
|
if test "x${LG_PAGE}" != "xundefined" ; then
|
|
AC_DEFINE_UNQUOTED([LG_PAGE], [$LG_PAGE])
|
|
else
|
|
AC_MSG_ERROR([cannot determine value for LG_PAGE])
|
|
fi
|
|
|
|
AC_ARG_WITH([lg_hugepage],
|
|
[AS_HELP_STRING([--with-lg-hugepage=<lg-hugepage>],
|
|
[Base 2 log of system huge page size])],
|
|
[je_cv_lg_hugepage="${with_lg_hugepage}"],
|
|
[je_cv_lg_hugepage=""])
|
|
if test "x${je_cv_lg_hugepage}" = "x" ; then
|
|
dnl Look in /proc/meminfo (Linux-specific) for information on the default huge
|
|
dnl page size, if any. The relevant line looks like:
|
|
dnl
|
|
dnl Hugepagesize: 2048 kB
|
|
if test -e "/proc/meminfo" ; then
|
|
hpsk=[`cat /proc/meminfo 2>/dev/null | \
|
|
grep -e '^Hugepagesize:[[:space:]]\+[0-9]\+[[:space:]]kB$' | \
|
|
awk '{print $2}'`]
|
|
if test "x${hpsk}" != "x" ; then
|
|
je_cv_lg_hugepage=10
|
|
while test "${hpsk}" -gt 1 ; do
|
|
hpsk="$((hpsk / 2))"
|
|
je_cv_lg_hugepage="$((je_cv_lg_hugepage + 1))"
|
|
done
|
|
fi
|
|
fi
|
|
|
|
dnl Set default if unable to automatically configure.
|
|
if test "x${je_cv_lg_hugepage}" = "x" ; then
|
|
je_cv_lg_hugepage=21
|
|
fi
|
|
fi
|
|
if test "x${LG_PAGE}" != "xundefined" -a \
|
|
"${je_cv_lg_hugepage}" -lt "${LG_PAGE}" ; then
|
|
AC_MSG_ERROR([Huge page size (2^${je_cv_lg_hugepage}) must be at least page size (2^${LG_PAGE})])
|
|
fi
|
|
AC_DEFINE_UNQUOTED([LG_HUGEPAGE], [${je_cv_lg_hugepage}])
|
|
|
|
dnl ============================================================================
|
|
dnl jemalloc configuration.
|
|
dnl
|
|
|
|
AC_ARG_WITH([version],
|
|
[AS_HELP_STRING([--with-version=<major>.<minor>.<bugfix>-<nrev>-g<gid>],
|
|
[Version string])],
|
|
[
|
|
echo "${with_version}" | grep ['^[0-9]\+\.[0-9]\+\.[0-9]\+-[0-9]\+-g[0-9a-f]\+$'] 2>&1 1>/dev/null
|
|
if test $? -eq 0 ; then
|
|
echo "$with_version" > "${objroot}VERSION"
|
|
else
|
|
echo "${with_version}" | grep ['^VERSION$'] 2>&1 1>/dev/null
|
|
if test $? -ne 0 ; then
|
|
AC_MSG_ERROR([${with_version} does not match <major>.<minor>.<bugfix>-<nrev>-g<gid> or VERSION])
|
|
fi
|
|
fi
|
|
], [
|
|
dnl Set VERSION if source directory is inside a git repository.
|
|
if test "x`test ! \"${srcroot}\" && cd \"${srcroot}\"; git rev-parse --is-inside-work-tree 2>/dev/null`" = "xtrue" ; then
|
|
dnl Pattern globs aren't powerful enough to match both single- and
|
|
dnl double-digit version numbers, so iterate over patterns to support up
|
|
dnl to version 99.99.99 without any accidental matches.
|
|
for pattern in ['[0-9].[0-9].[0-9]' '[0-9].[0-9].[0-9][0-9]' \
|
|
'[0-9].[0-9][0-9].[0-9]' '[0-9].[0-9][0-9].[0-9][0-9]' \
|
|
'[0-9][0-9].[0-9].[0-9]' '[0-9][0-9].[0-9].[0-9][0-9]' \
|
|
'[0-9][0-9].[0-9][0-9].[0-9]' \
|
|
'[0-9][0-9].[0-9][0-9].[0-9][0-9]']; do
|
|
(test ! "${srcroot}" && cd "${srcroot}"; git describe --long --abbrev=40 --match="${pattern}") > "${objroot}VERSION.tmp" 2>/dev/null
|
|
if test $? -eq 0 ; then
|
|
mv "${objroot}VERSION.tmp" "${objroot}VERSION"
|
|
break
|
|
fi
|
|
done
|
|
fi
|
|
rm -f "${objroot}VERSION.tmp"
|
|
])
|
|
|
|
if test ! -e "${objroot}VERSION" ; then
|
|
if test ! -e "${srcroot}VERSION" ; then
|
|
AC_MSG_RESULT(
|
|
[Missing VERSION file, and unable to generate it; creating bogus VERSION])
|
|
echo "0.0.0-0-g0000000000000000000000000000000000000000" > "${objroot}VERSION"
|
|
else
|
|
cp ${srcroot}VERSION ${objroot}VERSION
|
|
fi
|
|
fi
|
|
jemalloc_version=`cat "${objroot}VERSION"`
|
|
jemalloc_version_major=`echo ${jemalloc_version} | tr ".g-" " " | awk '{print [$]1}'`
|
|
jemalloc_version_minor=`echo ${jemalloc_version} | tr ".g-" " " | awk '{print [$]2}'`
|
|
jemalloc_version_bugfix=`echo ${jemalloc_version} | tr ".g-" " " | awk '{print [$]3}'`
|
|
jemalloc_version_nrev=`echo ${jemalloc_version} | tr ".g-" " " | awk '{print [$]4}'`
|
|
jemalloc_version_gid=`echo ${jemalloc_version} | tr ".g-" " " | awk '{print [$]5}'`
|
|
AC_SUBST([jemalloc_version])
|
|
AC_SUBST([jemalloc_version_major])
|
|
AC_SUBST([jemalloc_version_minor])
|
|
AC_SUBST([jemalloc_version_bugfix])
|
|
AC_SUBST([jemalloc_version_nrev])
|
|
AC_SUBST([jemalloc_version_gid])
|
|
|
|
dnl ============================================================================
|
|
dnl Configure pthreads.
|
|
|
|
if test "x$abi" != "xpecoff" ; then
|
|
AC_DEFINE([JEMALLOC_HAVE_PTHREAD], [ ])
|
|
AC_CHECK_HEADERS([pthread.h], , [AC_MSG_ERROR([pthread.h is missing])])
|
|
dnl Some systems may embed pthreads functionality in libc; check for libpthread
|
|
dnl first, but try libc too before failing.
|
|
AC_CHECK_LIB([pthread], [pthread_create], [JE_APPEND_VS(LIBS, -lpthread)],
|
|
[AC_SEARCH_LIBS([pthread_create], , ,
|
|
AC_MSG_ERROR([libpthread is missing]))])
|
|
wrap_syms="${wrap_syms} pthread_create"
|
|
have_pthread="1"
|
|
dnl Check if we have dlsym support.
|
|
have_dlsym="1"
|
|
AC_CHECK_HEADERS([dlfcn.h],
|
|
AC_CHECK_FUNC([dlsym], [],
|
|
[AC_CHECK_LIB([dl], [dlsym], [LIBS="$LIBS -ldl"], [have_dlsym="0"])]),
|
|
[have_dlsym="0"])
|
|
if test "x$have_dlsym" = "x1" ; then
|
|
AC_DEFINE([JEMALLOC_HAVE_DLSYM], [ ])
|
|
fi
|
|
JE_COMPILABLE([pthread_atfork(3)], [
|
|
#include <pthread.h>
|
|
], [
|
|
pthread_atfork((void *)0, (void *)0, (void *)0);
|
|
], [je_cv_pthread_atfork])
|
|
if test "x${je_cv_pthread_atfork}" = "xyes" ; then
|
|
AC_DEFINE([JEMALLOC_HAVE_PTHREAD_ATFORK], [ ])
|
|
fi
|
|
dnl Check if pthread_setname_np is available with the expected API.
|
|
JE_COMPILABLE([pthread_setname_np(3)], [
|
|
#include <pthread.h>
|
|
], [
|
|
pthread_setname_np(pthread_self(), "setname_test");
|
|
], [je_cv_pthread_setname_np])
|
|
if test "x${je_cv_pthread_setname_np}" = "xyes" ; then
|
|
AC_DEFINE([JEMALLOC_HAVE_PTHREAD_SETNAME_NP], [ ])
|
|
fi
|
|
fi
|
|
|
|
JE_APPEND_VS(CPPFLAGS, -D_REENTRANT)
|
|
|
|
dnl Check whether clock_gettime(2) is in libc or librt.
|
|
AC_SEARCH_LIBS([clock_gettime], [rt])
|
|
|
|
dnl Cray wrapper compiler often adds `-lrt` when using `-static`. Check with
|
|
dnl `-dynamic` as well in case a user tries to dynamically link in jemalloc
|
|
if test "x$je_cv_cray_prgenv_wrapper" = "xyes" ; then
|
|
if test "$ac_cv_search_clock_gettime" != "-lrt"; then
|
|
JE_CFLAGS_SAVE()
|
|
|
|
unset ac_cv_search_clock_gettime
|
|
JE_CFLAGS_ADD([-dynamic])
|
|
AC_SEARCH_LIBS([clock_gettime], [rt])
|
|
|
|
JE_CFLAGS_RESTORE()
|
|
fi
|
|
fi
|
|
|
|
dnl check for CLOCK_MONOTONIC_COARSE (Linux-specific).
|
|
JE_COMPILABLE([clock_gettime(CLOCK_MONOTONIC_COARSE, ...)], [
|
|
#include <time.h>
|
|
], [
|
|
struct timespec ts;
|
|
|
|
clock_gettime(CLOCK_MONOTONIC_COARSE, &ts);
|
|
], [je_cv_clock_monotonic_coarse])
|
|
if test "x${je_cv_clock_monotonic_coarse}" = "xyes" ; then
|
|
AC_DEFINE([JEMALLOC_HAVE_CLOCK_MONOTONIC_COARSE])
|
|
fi
|
|
|
|
dnl check for CLOCK_MONOTONIC.
|
|
JE_COMPILABLE([clock_gettime(CLOCK_MONOTONIC, ...)], [
|
|
#include <unistd.h>
|
|
#include <time.h>
|
|
], [
|
|
struct timespec ts;
|
|
|
|
clock_gettime(CLOCK_MONOTONIC, &ts);
|
|
#if !defined(_POSIX_MONOTONIC_CLOCK) || _POSIX_MONOTONIC_CLOCK < 0
|
|
# error _POSIX_MONOTONIC_CLOCK missing/invalid
|
|
#endif
|
|
], [je_cv_clock_monotonic])
|
|
if test "x${je_cv_clock_monotonic}" = "xyes" ; then
|
|
AC_DEFINE([JEMALLOC_HAVE_CLOCK_MONOTONIC])
|
|
fi
|
|
|
|
dnl Check for mach_absolute_time().
|
|
JE_COMPILABLE([mach_absolute_time()], [
|
|
#include <mach/mach_time.h>
|
|
], [
|
|
mach_absolute_time();
|
|
], [je_cv_mach_absolute_time])
|
|
if test "x${je_cv_mach_absolute_time}" = "xyes" ; then
|
|
AC_DEFINE([JEMALLOC_HAVE_MACH_ABSOLUTE_TIME])
|
|
fi
|
|
|
|
dnl Use syscall(2) (if available) by default.
|
|
AC_ARG_ENABLE([syscall],
|
|
[AS_HELP_STRING([--disable-syscall], [Disable use of syscall(2)])],
|
|
[if test "x$enable_syscall" = "xno" ; then
|
|
enable_syscall="0"
|
|
else
|
|
enable_syscall="1"
|
|
fi
|
|
],
|
|
[enable_syscall="1"]
|
|
)
|
|
if test "x$enable_syscall" = "x1" ; then
|
|
dnl Check if syscall(2) is usable. Treat warnings as errors, so that e.g. OS
|
|
dnl X 10.12's deprecation warning prevents use.
|
|
JE_CFLAGS_SAVE()
|
|
JE_CFLAGS_ADD([-Werror])
|
|
JE_COMPILABLE([syscall(2)], [
|
|
#include <sys/syscall.h>
|
|
#include <unistd.h>
|
|
], [
|
|
syscall(SYS_write, 2, "hello", 5);
|
|
],
|
|
[je_cv_syscall])
|
|
JE_CFLAGS_RESTORE()
|
|
if test "x$je_cv_syscall" = "xyes" ; then
|
|
AC_DEFINE([JEMALLOC_USE_SYSCALL], [ ])
|
|
fi
|
|
fi
|
|
|
|
dnl Check if the GNU-specific secure_getenv function exists.
|
|
AC_CHECK_FUNC([secure_getenv],
|
|
[have_secure_getenv="1"],
|
|
[have_secure_getenv="0"]
|
|
)
|
|
if test "x$have_secure_getenv" = "x1" ; then
|
|
AC_DEFINE([JEMALLOC_HAVE_SECURE_GETENV], [ ])
|
|
fi
|
|
|
|
dnl Check if the GNU-specific sched_getcpu function exists.
|
|
AC_CHECK_FUNC([sched_getcpu],
|
|
[have_sched_getcpu="1"],
|
|
[have_sched_getcpu="0"]
|
|
)
|
|
if test "x$have_sched_getcpu" = "x1" ; then
|
|
AC_DEFINE([JEMALLOC_HAVE_SCHED_GETCPU], [ ])
|
|
fi
|
|
|
|
dnl Check if the GNU-specific sched_setaffinity function exists.
|
|
AC_CHECK_FUNC([sched_setaffinity],
|
|
[have_sched_setaffinity="1"],
|
|
[have_sched_setaffinity="0"]
|
|
)
|
|
if test "x$have_sched_setaffinity" = "x1" ; then
|
|
AC_DEFINE([JEMALLOC_HAVE_SCHED_SETAFFINITY], [ ])
|
|
fi
|
|
|
|
dnl Check if the Solaris/BSD issetugid function exists.
|
|
AC_CHECK_FUNC([issetugid],
|
|
[have_issetugid="1"],
|
|
[have_issetugid="0"]
|
|
)
|
|
if test "x$have_issetugid" = "x1" ; then
|
|
AC_DEFINE([JEMALLOC_HAVE_ISSETUGID], [ ])
|
|
fi
|
|
|
|
dnl Check whether the BSD-specific _malloc_thread_cleanup() exists. If so, use
|
|
dnl it rather than pthreads TSD cleanup functions to support cleanup during
|
|
dnl thread exit, in order to avoid pthreads library recursion during
|
|
dnl bootstrapping.
|
|
AC_CHECK_FUNC([_malloc_thread_cleanup],
|
|
[have__malloc_thread_cleanup="1"],
|
|
[have__malloc_thread_cleanup="0"]
|
|
)
|
|
if test "x$have__malloc_thread_cleanup" = "x1" ; then
|
|
AC_DEFINE([JEMALLOC_MALLOC_THREAD_CLEANUP], [ ])
|
|
wrap_syms="${wrap_syms} _malloc_thread_cleanup"
|
|
force_tls="1"
|
|
fi
|
|
|
|
dnl Check whether the BSD-specific _pthread_mutex_init_calloc_cb() exists. If
|
|
dnl so, mutex initialization causes allocation, and we need to implement this
|
|
dnl callback function in order to prevent recursive allocation.
|
|
AC_CHECK_FUNC([_pthread_mutex_init_calloc_cb],
|
|
[have__pthread_mutex_init_calloc_cb="1"],
|
|
[have__pthread_mutex_init_calloc_cb="0"]
|
|
)
|
|
if test "x$have__pthread_mutex_init_calloc_cb" = "x1" ; then
|
|
AC_DEFINE([JEMALLOC_MUTEX_INIT_CB])
|
|
wrap_syms="${wrap_syms} _malloc_prefork _malloc_postfork"
|
|
fi
|
|
|
|
dnl Disable lazy locking by default.
|
|
AC_ARG_ENABLE([lazy_lock],
|
|
[AS_HELP_STRING([--enable-lazy-lock],
|
|
[Enable lazy locking (only lock when multi-threaded)])],
|
|
[if test "x$enable_lazy_lock" = "xno" ; then
|
|
enable_lazy_lock="0"
|
|
else
|
|
enable_lazy_lock="1"
|
|
fi
|
|
],
|
|
[enable_lazy_lock=""]
|
|
)
|
|
if test "x${enable_lazy_lock}" = "x" ; then
|
|
if test "x${force_lazy_lock}" = "x1" ; then
|
|
AC_MSG_RESULT([Forcing lazy-lock to avoid allocator/threading bootstrap issues])
|
|
enable_lazy_lock="1"
|
|
else
|
|
enable_lazy_lock="0"
|
|
fi
|
|
fi
|
|
if test "x${enable_lazy_lock}" = "x1" -a "x${abi}" = "xpecoff" ; then
|
|
AC_MSG_RESULT([Forcing no lazy-lock because thread creation monitoring is unimplemented])
|
|
enable_lazy_lock="0"
|
|
fi
|
|
if test "x$enable_lazy_lock" = "x1" ; then
|
|
if test "x$have_dlsym" = "x1" ; then
|
|
AC_DEFINE([JEMALLOC_LAZY_LOCK], [ ])
|
|
else
|
|
AC_MSG_ERROR([Missing dlsym support: lazy-lock cannot be enabled.])
|
|
fi
|
|
fi
|
|
AC_SUBST([enable_lazy_lock])
|
|
|
|
dnl Automatically configure TLS.
|
|
if test "x${force_tls}" = "x1" ; then
|
|
enable_tls="1"
|
|
elif test "x${force_tls}" = "x0" ; then
|
|
enable_tls="0"
|
|
else
|
|
enable_tls="1"
|
|
fi
|
|
if test "x${enable_tls}" = "x1" ; then
|
|
AC_MSG_CHECKING([for TLS])
|
|
AC_COMPILE_IFELSE([AC_LANG_PROGRAM(
|
|
[[
|
|
__thread int x;
|
|
]], [[
|
|
x = 42;
|
|
|
|
return 0;
|
|
]])],
|
|
AC_MSG_RESULT([yes]),
|
|
AC_MSG_RESULT([no])
|
|
enable_tls="0")
|
|
else
|
|
enable_tls="0"
|
|
fi
|
|
AC_SUBST([enable_tls])
|
|
if test "x${enable_tls}" = "x1" ; then
|
|
AC_DEFINE_UNQUOTED([JEMALLOC_TLS], [ ])
|
|
fi
|
|
|
|
dnl ============================================================================
|
|
dnl Check for C11 atomics.
|
|
|
|
JE_COMPILABLE([C11 atomics], [
|
|
#include <stdint.h>
|
|
#if (__STDC_VERSION__ >= 201112L) && !defined(__STDC_NO_ATOMICS__)
|
|
#include <stdatomic.h>
|
|
#else
|
|
#error Atomics not available
|
|
#endif
|
|
], [
|
|
uint64_t *p = (uint64_t *)0;
|
|
uint64_t x = 1;
|
|
volatile atomic_uint_least64_t *a = (volatile atomic_uint_least64_t *)p;
|
|
uint64_t r = atomic_fetch_add(a, x) + x;
|
|
return r == 0;
|
|
], [je_cv_c11_atomics])
|
|
if test "x${je_cv_c11_atomics}" = "xyes" ; then
|
|
AC_DEFINE([JEMALLOC_C11_ATOMICS])
|
|
fi
|
|
|
|
dnl ============================================================================
|
|
dnl Check for GCC-style __atomic atomics.
|
|
|
|
JE_COMPILABLE([GCC __atomic atomics], [
|
|
], [
|
|
int x = 0;
|
|
int val = 1;
|
|
int y = __atomic_fetch_add(&x, val, __ATOMIC_RELAXED);
|
|
int after_add = x;
|
|
return after_add == 1;
|
|
], [je_cv_gcc_atomic_atomics])
|
|
if test "x${je_cv_gcc_atomic_atomics}" = "xyes" ; then
|
|
AC_DEFINE([JEMALLOC_GCC_ATOMIC_ATOMICS])
|
|
fi
|
|
|
|
dnl ============================================================================
|
|
dnl Check for GCC-style __sync atomics.
|
|
|
|
JE_COMPILABLE([GCC __sync atomics], [
|
|
], [
|
|
int x = 0;
|
|
int before_add = __sync_fetch_and_add(&x, 1);
|
|
int after_add = x;
|
|
return (before_add == 0) && (after_add == 1);
|
|
], [je_cv_gcc_sync_atomics])
|
|
if test "x${je_cv_gcc_sync_atomics}" = "xyes" ; then
|
|
AC_DEFINE([JEMALLOC_GCC_SYNC_ATOMICS])
|
|
fi
|
|
|
|
dnl ============================================================================
|
|
dnl Check for atomic(3) operations as provided on Darwin.
|
|
dnl We need this not for the atomic operations (which are provided above), but
|
|
dnl rather for the OSSpinLock type it exposes.
|
|
|
|
JE_COMPILABLE([Darwin OSAtomic*()], [
|
|
#include <libkern/OSAtomic.h>
|
|
#include <inttypes.h>
|
|
], [
|
|
{
|
|
int32_t x32 = 0;
|
|
volatile int32_t *x32p = &x32;
|
|
OSAtomicAdd32(1, x32p);
|
|
}
|
|
{
|
|
int64_t x64 = 0;
|
|
volatile int64_t *x64p = &x64;
|
|
OSAtomicAdd64(1, x64p);
|
|
}
|
|
], [je_cv_osatomic])
|
|
if test "x${je_cv_osatomic}" = "xyes" ; then
|
|
AC_DEFINE([JEMALLOC_OSATOMIC], [ ])
|
|
fi
|
|
|
|
dnl ============================================================================
|
|
dnl Check for madvise(2).
|
|
|
|
JE_COMPILABLE([madvise(2)], [
|
|
#include <sys/mman.h>
|
|
], [
|
|
madvise((void *)0, 0, 0);
|
|
], [je_cv_madvise])
|
|
if test "x${je_cv_madvise}" = "xyes" ; then
|
|
AC_DEFINE([JEMALLOC_HAVE_MADVISE], [ ])
|
|
|
|
dnl Check for madvise(..., MADV_FREE).
|
|
JE_COMPILABLE([madvise(..., MADV_FREE)], [
|
|
#include <sys/mman.h>
|
|
], [
|
|
madvise((void *)0, 0, MADV_FREE);
|
|
], [je_cv_madv_free])
|
|
if test "x${je_cv_madv_free}" = "xyes" ; then
|
|
AC_DEFINE([JEMALLOC_PURGE_MADVISE_FREE], [ ])
|
|
elif test "x${je_cv_madvise}" = "xyes" ; then
|
|
case "${host_cpu}" in i686|x86_64)
|
|
case "${host}" in *-*-linux*)
|
|
AC_DEFINE([JEMALLOC_PURGE_MADVISE_FREE], [ ])
|
|
AC_DEFINE([JEMALLOC_DEFINE_MADVISE_FREE], [ ])
|
|
;;
|
|
esac
|
|
;;
|
|
esac
|
|
fi
|
|
|
|
dnl Check for madvise(..., MADV_DONTNEED).
|
|
JE_COMPILABLE([madvise(..., MADV_DONTNEED)], [
|
|
#include <sys/mman.h>
|
|
], [
|
|
madvise((void *)0, 0, MADV_DONTNEED);
|
|
], [je_cv_madv_dontneed])
|
|
if test "x${je_cv_madv_dontneed}" = "xyes" ; then
|
|
AC_DEFINE([JEMALLOC_PURGE_MADVISE_DONTNEED], [ ])
|
|
fi
|
|
|
|
dnl Check for madvise(..., MADV_DO[NT]DUMP).
|
|
JE_COMPILABLE([madvise(..., MADV_DO[[NT]]DUMP)], [
|
|
#include <sys/mman.h>
|
|
], [
|
|
madvise((void *)0, 0, MADV_DONTDUMP);
|
|
madvise((void *)0, 0, MADV_DODUMP);
|
|
], [je_cv_madv_dontdump])
|
|
if test "x${je_cv_madv_dontdump}" = "xyes" ; then
|
|
AC_DEFINE([JEMALLOC_MADVISE_DONTDUMP], [ ])
|
|
fi
|
|
|
|
dnl Check for madvise(..., MADV_[NO]HUGEPAGE).
|
|
JE_COMPILABLE([madvise(..., MADV_[[NO]]HUGEPAGE)], [
|
|
#include <sys/mman.h>
|
|
], [
|
|
madvise((void *)0, 0, MADV_HUGEPAGE);
|
|
madvise((void *)0, 0, MADV_NOHUGEPAGE);
|
|
], [je_cv_thp])
|
|
case "${host_cpu}" in
|
|
arm*)
|
|
;;
|
|
*)
|
|
if test "x${je_cv_thp}" = "xyes" ; then
|
|
AC_DEFINE([JEMALLOC_HAVE_MADVISE_HUGE], [ ])
|
|
fi
|
|
;;
|
|
esac
|
|
fi
|
|
|
|
dnl ============================================================================
|
|
dnl Check whether __sync_{add,sub}_and_fetch() are available despite
|
|
dnl __GCC_HAVE_SYNC_COMPARE_AND_SWAP_n macros being undefined.
|
|
|
|
AC_DEFUN([JE_SYNC_COMPARE_AND_SWAP_CHECK],[
|
|
AC_CACHE_CHECK([whether to force $1-bit __sync_{add,sub}_and_fetch()],
|
|
[je_cv_sync_compare_and_swap_$2],
|
|
[AC_LINK_IFELSE([AC_LANG_PROGRAM([
|
|
#include <stdint.h>
|
|
],
|
|
[
|
|
#ifndef __GCC_HAVE_SYNC_COMPARE_AND_SWAP_$2
|
|
{
|
|
uint$1_t x$1 = 0;
|
|
__sync_add_and_fetch(&x$1, 42);
|
|
__sync_sub_and_fetch(&x$1, 1);
|
|
}
|
|
#else
|
|
#error __GCC_HAVE_SYNC_COMPARE_AND_SWAP_$2 is defined, no need to force
|
|
#endif
|
|
])],
|
|
[je_cv_sync_compare_and_swap_$2=yes],
|
|
[je_cv_sync_compare_and_swap_$2=no])])
|
|
|
|
if test "x${je_cv_sync_compare_and_swap_$2}" = "xyes" ; then
|
|
AC_DEFINE([JE_FORCE_SYNC_COMPARE_AND_SWAP_$2], [ ])
|
|
fi
|
|
])
|
|
|
|
if test "x${je_cv_atomic9}" != "xyes" -a "x${je_cv_osatomic}" != "xyes" ; then
|
|
JE_SYNC_COMPARE_AND_SWAP_CHECK(32, 4)
|
|
JE_SYNC_COMPARE_AND_SWAP_CHECK(64, 8)
|
|
fi
|
|
|
|
dnl ============================================================================
|
|
dnl Check for __builtin_clz() and __builtin_clzl().
|
|
|
|
AC_CACHE_CHECK([for __builtin_clz],
|
|
[je_cv_builtin_clz],
|
|
[AC_LINK_IFELSE([AC_LANG_PROGRAM([],
|
|
[
|
|
{
|
|
unsigned x = 0;
|
|
int y = __builtin_clz(x);
|
|
}
|
|
{
|
|
unsigned long x = 0;
|
|
int y = __builtin_clzl(x);
|
|
}
|
|
])],
|
|
[je_cv_builtin_clz=yes],
|
|
[je_cv_builtin_clz=no])])
|
|
|
|
if test "x${je_cv_builtin_clz}" = "xyes" ; then
|
|
AC_DEFINE([JEMALLOC_HAVE_BUILTIN_CLZ], [ ])
|
|
fi
|
|
|
|
dnl ============================================================================
|
|
dnl Check for os_unfair_lock operations as provided on Darwin.
|
|
|
|
JE_COMPILABLE([Darwin os_unfair_lock_*()], [
|
|
#include <os/lock.h>
|
|
#include <AvailabilityMacros.h>
|
|
], [
|
|
#if MAC_OS_X_VERSION_MIN_REQUIRED < 101200
|
|
#error "os_unfair_lock is not supported"
|
|
#else
|
|
os_unfair_lock lock = OS_UNFAIR_LOCK_INIT;
|
|
os_unfair_lock_lock(&lock);
|
|
os_unfair_lock_unlock(&lock);
|
|
#endif
|
|
], [je_cv_os_unfair_lock])
|
|
if test "x${je_cv_os_unfair_lock}" = "xyes" ; then
|
|
AC_DEFINE([JEMALLOC_OS_UNFAIR_LOCK], [ ])
|
|
fi
|
|
|
|
dnl ============================================================================
|
|
dnl Check for spinlock(3) operations as provided on Darwin.
|
|
|
|
JE_COMPILABLE([Darwin OSSpin*()], [
|
|
#include <libkern/OSAtomic.h>
|
|
#include <inttypes.h>
|
|
], [
|
|
OSSpinLock lock = 0;
|
|
OSSpinLockLock(&lock);
|
|
OSSpinLockUnlock(&lock);
|
|
], [je_cv_osspin])
|
|
if test "x${je_cv_osspin}" = "xyes" ; then
|
|
AC_DEFINE([JEMALLOC_OSSPIN], [ ])
|
|
fi
|
|
|
|
dnl ============================================================================
|
|
dnl Darwin-related configuration.
|
|
|
|
AC_ARG_ENABLE([zone-allocator],
|
|
[AS_HELP_STRING([--disable-zone-allocator],
|
|
[Disable zone allocator for Darwin])],
|
|
[if test "x$enable_zone_allocator" = "xno" ; then
|
|
enable_zone_allocator="0"
|
|
else
|
|
enable_zone_allocator="1"
|
|
fi
|
|
],
|
|
[if test "x${abi}" = "xmacho"; then
|
|
enable_zone_allocator="1"
|
|
fi
|
|
]
|
|
)
|
|
AC_SUBST([enable_zone_allocator])
|
|
|
|
if test "x${enable_zone_allocator}" = "x1" ; then
|
|
if test "x${abi}" != "xmacho"; then
|
|
AC_MSG_ERROR([--enable-zone-allocator is only supported on Darwin])
|
|
fi
|
|
AC_DEFINE([JEMALLOC_ZONE], [ ])
|
|
fi
|
|
|
|
dnl ============================================================================
|
|
dnl Use initial-exec TLS by default.
|
|
AC_ARG_ENABLE([initial-exec-tls],
|
|
[AS_HELP_STRING([--disable-initial-exec-tls],
|
|
[Disable the initial-exec tls model])],
|
|
[if test "x$enable_initial_exec_tls" = "xno" ; then
|
|
enable_initial_exec_tls="0"
|
|
else
|
|
enable_initial_exec_tls="1"
|
|
fi
|
|
],
|
|
[enable_initial_exec_tls="1"]
|
|
)
|
|
AC_SUBST([enable_initial_exec_tls])
|
|
|
|
if test "x${je_cv_tls_model}" = "xyes" -a \
|
|
"x${enable_initial_exec_tls}" = "x1" ; then
|
|
AC_DEFINE([JEMALLOC_TLS_MODEL],
|
|
[__attribute__((tls_model("initial-exec")))])
|
|
else
|
|
AC_DEFINE([JEMALLOC_TLS_MODEL], [ ])
|
|
fi
|
|
|
|
dnl ============================================================================
|
|
dnl Enable background threads if possible.
|
|
|
|
if test "x${have_pthread}" = "x1" -a "x${have_dlsym}" = "x1" \
|
|
-a "x${je_cv_os_unfair_lock}" != "xyes" \
|
|
-a "x${je_cv_osspin}" != "xyes" ; then
|
|
AC_DEFINE([JEMALLOC_BACKGROUND_THREAD])
|
|
fi
|
|
|
|
dnl ============================================================================
|
|
dnl Check for glibc malloc hooks
|
|
|
|
JE_COMPILABLE([glibc malloc hook], [
|
|
#include <stddef.h>
|
|
|
|
extern void (* __free_hook)(void *ptr);
|
|
extern void *(* __malloc_hook)(size_t size);
|
|
extern void *(* __realloc_hook)(void *ptr, size_t size);
|
|
], [
|
|
void *ptr = 0L;
|
|
if (__malloc_hook) ptr = __malloc_hook(1);
|
|
if (__realloc_hook) ptr = __realloc_hook(ptr, 2);
|
|
if (__free_hook && ptr) __free_hook(ptr);
|
|
], [je_cv_glibc_malloc_hook])
|
|
if test "x${je_cv_glibc_malloc_hook}" = "xyes" ; then
|
|
if test "x${JEMALLOC_PREFIX}" = "x" ; then
|
|
AC_DEFINE([JEMALLOC_GLIBC_MALLOC_HOOK], [ ])
|
|
wrap_syms="${wrap_syms} __free_hook __malloc_hook __realloc_hook"
|
|
fi
|
|
fi
|
|
|
|
JE_COMPILABLE([glibc memalign hook], [
|
|
#include <stddef.h>
|
|
|
|
extern void *(* __memalign_hook)(size_t alignment, size_t size);
|
|
], [
|
|
void *ptr = 0L;
|
|
if (__memalign_hook) ptr = __memalign_hook(16, 7);
|
|
], [je_cv_glibc_memalign_hook])
|
|
if test "x${je_cv_glibc_memalign_hook}" = "xyes" ; then
|
|
if test "x${JEMALLOC_PREFIX}" = "x" ; then
|
|
AC_DEFINE([JEMALLOC_GLIBC_MEMALIGN_HOOK], [ ])
|
|
wrap_syms="${wrap_syms} __memalign_hook"
|
|
fi
|
|
fi
|
|
|
|
JE_COMPILABLE([pthreads adaptive mutexes], [
|
|
#include <pthread.h>
|
|
], [
|
|
pthread_mutexattr_t attr;
|
|
pthread_mutexattr_init(&attr);
|
|
pthread_mutexattr_settype(&attr, PTHREAD_MUTEX_ADAPTIVE_NP);
|
|
pthread_mutexattr_destroy(&attr);
|
|
], [je_cv_pthread_mutex_adaptive_np])
|
|
if test "x${je_cv_pthread_mutex_adaptive_np}" = "xyes" ; then
|
|
AC_DEFINE([JEMALLOC_HAVE_PTHREAD_MUTEX_ADAPTIVE_NP], [ ])
|
|
fi
|
|
|
|
JE_CFLAGS_SAVE()
|
|
JE_CFLAGS_ADD([-D_GNU_SOURCE])
|
|
JE_CFLAGS_ADD([-Werror])
|
|
JE_CFLAGS_ADD([-herror_on_warning])
|
|
JE_COMPILABLE([strerror_r returns char with gnu source], [
|
|
#include <errno.h>
|
|
#include <stdio.h>
|
|
#include <stdlib.h>
|
|
#include <string.h>
|
|
], [
|
|
char *buffer = (char *) malloc(100);
|
|
char *error = strerror_r(EINVAL, buffer, 100);
|
|
printf("%s\n", error);
|
|
], [je_cv_strerror_r_returns_char_with_gnu_source])
|
|
JE_CFLAGS_RESTORE()
|
|
if test "x${je_cv_strerror_r_returns_char_with_gnu_source}" = "xyes" ; then
|
|
AC_DEFINE([JEMALLOC_STRERROR_R_RETURNS_CHAR_WITH_GNU_SOURCE], [ ])
|
|
fi
|
|
|
|
dnl ============================================================================
|
|
dnl Check for typedefs, structures, and compiler characteristics.
|
|
AC_HEADER_STDBOOL
|
|
|
|
dnl ============================================================================
|
|
dnl Define commands that generate output files.
|
|
|
|
AC_CONFIG_COMMANDS([include/jemalloc/internal/public_symbols.txt], [
|
|
f="${objroot}include/jemalloc/internal/public_symbols.txt"
|
|
mkdir -p "${objroot}include/jemalloc/internal"
|
|
cp /dev/null "${f}"
|
|
for nm in `echo ${mangling_map} |tr ',' ' '` ; do
|
|
n=`echo ${nm} |tr ':' ' ' |awk '{print $[]1}'`
|
|
m=`echo ${nm} |tr ':' ' ' |awk '{print $[]2}'`
|
|
echo "${n}:${m}" >> "${f}"
|
|
dnl Remove name from public_syms so that it isn't redefined later.
|
|
public_syms=`for sym in ${public_syms}; do echo "${sym}"; done |grep -v "^${n}\$" |tr '\n' ' '`
|
|
done
|
|
for sym in ${public_syms} ; do
|
|
n="${sym}"
|
|
m="${JEMALLOC_PREFIX}${sym}"
|
|
echo "${n}:${m}" >> "${f}"
|
|
done
|
|
], [
|
|
srcdir="${srcdir}"
|
|
objroot="${objroot}"
|
|
mangling_map="${mangling_map}"
|
|
public_syms="${public_syms}"
|
|
JEMALLOC_PREFIX="${JEMALLOC_PREFIX}"
|
|
])
|
|
AC_CONFIG_COMMANDS([include/jemalloc/internal/private_symbols.awk], [
|
|
f="${objroot}include/jemalloc/internal/private_symbols.awk"
|
|
mkdir -p "${objroot}include/jemalloc/internal"
|
|
export_syms=`for sym in ${public_syms}; do echo "${JEMALLOC_PREFIX}${sym}"; done; for sym in ${wrap_syms}; do echo "${sym}"; done;`
|
|
"${srcdir}/include/jemalloc/internal/private_symbols.sh" "${SYM_PREFIX}" ${export_syms} > "${objroot}include/jemalloc/internal/private_symbols.awk"
|
|
], [
|
|
srcdir="${srcdir}"
|
|
objroot="${objroot}"
|
|
public_syms="${public_syms}"
|
|
wrap_syms="${wrap_syms}"
|
|
SYM_PREFIX="${SYM_PREFIX}"
|
|
JEMALLOC_PREFIX="${JEMALLOC_PREFIX}"
|
|
])
|
|
AC_CONFIG_COMMANDS([include/jemalloc/internal/private_symbols_jet.awk], [
|
|
f="${objroot}include/jemalloc/internal/private_symbols_jet.awk"
|
|
mkdir -p "${objroot}include/jemalloc/internal"
|
|
export_syms=`for sym in ${public_syms}; do echo "jet_${sym}"; done; for sym in ${wrap_syms}; do echo "${sym}"; done;`
|
|
"${srcdir}/include/jemalloc/internal/private_symbols.sh" "${SYM_PREFIX}" ${export_syms} > "${objroot}include/jemalloc/internal/private_symbols_jet.awk"
|
|
], [
|
|
srcdir="${srcdir}"
|
|
objroot="${objroot}"
|
|
public_syms="${public_syms}"
|
|
wrap_syms="${wrap_syms}"
|
|
SYM_PREFIX="${SYM_PREFIX}"
|
|
])
|
|
AC_CONFIG_COMMANDS([include/jemalloc/internal/public_namespace.h], [
|
|
mkdir -p "${objroot}include/jemalloc/internal"
|
|
"${srcdir}/include/jemalloc/internal/public_namespace.sh" "${objroot}include/jemalloc/internal/public_symbols.txt" > "${objroot}include/jemalloc/internal/public_namespace.h"
|
|
], [
|
|
srcdir="${srcdir}"
|
|
objroot="${objroot}"
|
|
])
|
|
AC_CONFIG_COMMANDS([include/jemalloc/internal/public_unnamespace.h], [
|
|
mkdir -p "${objroot}include/jemalloc/internal"
|
|
"${srcdir}/include/jemalloc/internal/public_unnamespace.sh" "${objroot}include/jemalloc/internal/public_symbols.txt" > "${objroot}include/jemalloc/internal/public_unnamespace.h"
|
|
], [
|
|
srcdir="${srcdir}"
|
|
objroot="${objroot}"
|
|
])
|
|
AC_CONFIG_COMMANDS([include/jemalloc/jemalloc_protos_jet.h], [
|
|
mkdir -p "${objroot}include/jemalloc"
|
|
cat "${srcdir}/include/jemalloc/jemalloc_protos.h.in" | sed -e 's/@je_@/jet_/g' > "${objroot}include/jemalloc/jemalloc_protos_jet.h"
|
|
], [
|
|
srcdir="${srcdir}"
|
|
objroot="${objroot}"
|
|
])
|
|
AC_CONFIG_COMMANDS([include/jemalloc/jemalloc_rename.h], [
|
|
mkdir -p "${objroot}include/jemalloc"
|
|
"${srcdir}/include/jemalloc/jemalloc_rename.sh" "${objroot}include/jemalloc/internal/public_symbols.txt" > "${objroot}include/jemalloc/jemalloc_rename.h"
|
|
], [
|
|
srcdir="${srcdir}"
|
|
objroot="${objroot}"
|
|
])
|
|
AC_CONFIG_COMMANDS([include/jemalloc/jemalloc_mangle.h], [
|
|
mkdir -p "${objroot}include/jemalloc"
|
|
"${srcdir}/include/jemalloc/jemalloc_mangle.sh" "${objroot}include/jemalloc/internal/public_symbols.txt" je_ > "${objroot}include/jemalloc/jemalloc_mangle.h"
|
|
], [
|
|
srcdir="${srcdir}"
|
|
objroot="${objroot}"
|
|
])
|
|
AC_CONFIG_COMMANDS([include/jemalloc/jemalloc_mangle_jet.h], [
|
|
mkdir -p "${objroot}include/jemalloc"
|
|
"${srcdir}/include/jemalloc/jemalloc_mangle.sh" "${objroot}include/jemalloc/internal/public_symbols.txt" jet_ > "${objroot}include/jemalloc/jemalloc_mangle_jet.h"
|
|
], [
|
|
srcdir="${srcdir}"
|
|
objroot="${objroot}"
|
|
])
|
|
AC_CONFIG_COMMANDS([include/jemalloc/jemalloc.h], [
|
|
mkdir -p "${objroot}include/jemalloc"
|
|
"${srcdir}/include/jemalloc/jemalloc.sh" "${objroot}" > "${objroot}include/jemalloc/jemalloc${install_suffix}.h"
|
|
], [
|
|
srcdir="${srcdir}"
|
|
objroot="${objroot}"
|
|
install_suffix="${install_suffix}"
|
|
])
|
|
|
|
dnl Process .in files.
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|
AC_SUBST([cfghdrs_in])
|
|
AC_SUBST([cfghdrs_out])
|
|
AC_CONFIG_HEADERS([$cfghdrs_tup])
|
|
|
|
dnl ============================================================================
|
|
dnl Generate outputs.
|
|
|
|
AC_CONFIG_FILES([$cfgoutputs_tup config.stamp bin/jemalloc-config bin/jemalloc.sh bin/jeprof])
|
|
AC_SUBST([cfgoutputs_in])
|
|
AC_SUBST([cfgoutputs_out])
|
|
AC_OUTPUT
|
|
|
|
dnl ============================================================================
|
|
dnl Print out the results of configuration.
|
|
AC_MSG_RESULT([===============================================================================])
|
|
AC_MSG_RESULT([jemalloc version : ${jemalloc_version}])
|
|
AC_MSG_RESULT([library revision : ${rev}])
|
|
AC_MSG_RESULT([])
|
|
AC_MSG_RESULT([CONFIG : ${CONFIG}])
|
|
AC_MSG_RESULT([CC : ${CC}])
|
|
AC_MSG_RESULT([CONFIGURE_CFLAGS : ${CONFIGURE_CFLAGS}])
|
|
AC_MSG_RESULT([SPECIFIED_CFLAGS : ${SPECIFIED_CFLAGS}])
|
|
AC_MSG_RESULT([EXTRA_CFLAGS : ${EXTRA_CFLAGS}])
|
|
AC_MSG_RESULT([CPPFLAGS : ${CPPFLAGS}])
|
|
AC_MSG_RESULT([CXX : ${CXX}])
|
|
AC_MSG_RESULT([CONFIGURE_CXXFLAGS : ${CONFIGURE_CXXFLAGS}])
|
|
AC_MSG_RESULT([SPECIFIED_CXXFLAGS : ${SPECIFIED_CXXFLAGS}])
|
|
AC_MSG_RESULT([EXTRA_CXXFLAGS : ${EXTRA_CXXFLAGS}])
|
|
AC_MSG_RESULT([LDFLAGS : ${LDFLAGS}])
|
|
AC_MSG_RESULT([EXTRA_LDFLAGS : ${EXTRA_LDFLAGS}])
|
|
AC_MSG_RESULT([DSO_LDFLAGS : ${DSO_LDFLAGS}])
|
|
AC_MSG_RESULT([LIBS : ${LIBS}])
|
|
AC_MSG_RESULT([RPATH_EXTRA : ${RPATH_EXTRA}])
|
|
AC_MSG_RESULT([])
|
|
AC_MSG_RESULT([XSLTPROC : ${XSLTPROC}])
|
|
AC_MSG_RESULT([XSLROOT : ${XSLROOT}])
|
|
AC_MSG_RESULT([])
|
|
AC_MSG_RESULT([PREFIX : ${PREFIX}])
|
|
AC_MSG_RESULT([BINDIR : ${BINDIR}])
|
|
AC_MSG_RESULT([DATADIR : ${DATADIR}])
|
|
AC_MSG_RESULT([INCLUDEDIR : ${INCLUDEDIR}])
|
|
AC_MSG_RESULT([LIBDIR : ${LIBDIR}])
|
|
AC_MSG_RESULT([MANDIR : ${MANDIR}])
|
|
AC_MSG_RESULT([])
|
|
AC_MSG_RESULT([srcroot : ${srcroot}])
|
|
AC_MSG_RESULT([abs_srcroot : ${abs_srcroot}])
|
|
AC_MSG_RESULT([objroot : ${objroot}])
|
|
AC_MSG_RESULT([abs_objroot : ${abs_objroot}])
|
|
AC_MSG_RESULT([])
|
|
AC_MSG_RESULT([JEMALLOC_PREFIX : ${JEMALLOC_PREFIX}])
|
|
AC_MSG_RESULT([JEMALLOC_PRIVATE_NAMESPACE])
|
|
AC_MSG_RESULT([ : ${JEMALLOC_PRIVATE_NAMESPACE}])
|
|
AC_MSG_RESULT([install_suffix : ${install_suffix}])
|
|
AC_MSG_RESULT([malloc_conf : ${config_malloc_conf}])
|
|
AC_MSG_RESULT([autogen : ${enable_autogen}])
|
|
AC_MSG_RESULT([debug : ${enable_debug}])
|
|
AC_MSG_RESULT([stats : ${enable_stats}])
|
|
AC_MSG_RESULT([prof : ${enable_prof}])
|
|
AC_MSG_RESULT([prof-libunwind : ${enable_prof_libunwind}])
|
|
AC_MSG_RESULT([prof-libgcc : ${enable_prof_libgcc}])
|
|
AC_MSG_RESULT([prof-gcc : ${enable_prof_gcc}])
|
|
AC_MSG_RESULT([fill : ${enable_fill}])
|
|
AC_MSG_RESULT([utrace : ${enable_utrace}])
|
|
AC_MSG_RESULT([xmalloc : ${enable_xmalloc}])
|
|
AC_MSG_RESULT([log : ${enable_log}])
|
|
AC_MSG_RESULT([lazy_lock : ${enable_lazy_lock}])
|
|
AC_MSG_RESULT([cache-oblivious : ${enable_cache_oblivious}])
|
|
AC_MSG_RESULT([cxx : ${enable_cxx}])
|
|
AC_MSG_RESULT([===============================================================================])
|