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configure.ac
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dnl Process this file with autoconf to produce a configure script.
AC_PREREQ(2.68)
AC_INIT([Makefile.in])
AC_CONFIG_AUX_DIR([build-aux])
dnl ============================================================================
dnl Custom macro definitions.
dnl JE_CONCAT_VVV(r, a, b)
dnl
dnl Set $r to the concatenation of $a and $b, with a space separating them iff
dnl both $a and $b are non-emty.
AC_DEFUN([JE_CONCAT_VVV],
if test "x[$]{$2}" = "x" -o "x[$]{$3}" = "x" ; then
$1="[$]{$2}[$]{$3}"
else
$1="[$]{$2} [$]{$3}"
fi
)
dnl JE_APPEND_VS(a, b)
dnl
dnl Set $a to the concatenation of $a and b, with a space separating them iff
dnl both $a and b are non-empty.
AC_DEFUN([JE_APPEND_VS],
T_APPEND_V=$2
JE_CONCAT_VVV($1, $1, T_APPEND_V)
)
CONFIGURE_CFLAGS=
SPECIFIED_CFLAGS="${CFLAGS}"
dnl JE_CFLAGS_ADD(cflag)
dnl
dnl CFLAGS is the concatenation of CONFIGURE_CFLAGS and SPECIFIED_CFLAGS
dnl (ignoring EXTRA_CFLAGS, which does not impact configure tests. This macro
dnl appends to CONFIGURE_CFLAGS and regenerates CFLAGS.
AC_DEFUN([JE_CFLAGS_ADD],
[
AC_MSG_CHECKING([whether compiler supports $1])
T_CONFIGURE_CFLAGS="${CONFIGURE_CFLAGS}"
JE_APPEND_VS(CONFIGURE_CFLAGS, $1)
JE_CONCAT_VVV(CFLAGS, CONFIGURE_CFLAGS, SPECIFIED_CFLAGS)
AC_COMPILE_IFELSE([AC_LANG_PROGRAM(
[[
]], [[
return 0;
]])],
[je_cv_cflags_added=$1]
AC_MSG_RESULT([yes]),
[je_cv_cflags_added=]
AC_MSG_RESULT([no])
[CONFIGURE_CFLAGS="${T_CONFIGURE_CFLAGS}"]
)
JE_CONCAT_VVV(CFLAGS, CONFIGURE_CFLAGS, SPECIFIED_CFLAGS)
])
dnl JE_CFLAGS_SAVE()
dnl JE_CFLAGS_RESTORE()
dnl
dnl Save/restore CFLAGS. Nesting is not supported.
AC_DEFUN([JE_CFLAGS_SAVE],
SAVED_CONFIGURE_CFLAGS="${CONFIGURE_CFLAGS}"
)
AC_DEFUN([JE_CFLAGS_RESTORE],
CONFIGURE_CFLAGS="${SAVED_CONFIGURE_CFLAGS}"
JE_CONCAT_VVV(CFLAGS, CONFIGURE_CFLAGS, SPECIFIED_CFLAGS)
)
CONFIGURE_CXXFLAGS=
SPECIFIED_CXXFLAGS="${CXXFLAGS}"
dnl JE_CXXFLAGS_ADD(cxxflag)
AC_DEFUN([JE_CXXFLAGS_ADD],
[
AC_MSG_CHECKING([whether compiler supports $1])
T_CONFIGURE_CXXFLAGS="${CONFIGURE_CXXFLAGS}"
JE_APPEND_VS(CONFIGURE_CXXFLAGS, $1)
JE_CONCAT_VVV(CXXFLAGS, CONFIGURE_CXXFLAGS, SPECIFIED_CXXFLAGS)
AC_LANG_PUSH([C++])
AC_COMPILE_IFELSE([AC_LANG_PROGRAM(
[[
]], [[
return 0;
]])],
[je_cv_cxxflags_added=$1]
AC_MSG_RESULT([yes]),
[je_cv_cxxflags_added=]
AC_MSG_RESULT([no])
[CONFIGURE_CXXFLAGS="${T_CONFIGURE_CXXFLAGS}"]
)
AC_LANG_POP([C++])
JE_CONCAT_VVV(CXXFLAGS, CONFIGURE_CXXFLAGS, SPECIFIED_CXXFLAGS)
])
dnl JE_COMPILABLE(label, hcode, mcode, rvar)
dnl
dnl Use AC_LINK_IFELSE() rather than AC_COMPILE_IFELSE() so that linker errors
dnl cause failure.
AC_DEFUN([JE_COMPILABLE],
[
AC_CACHE_CHECK([whether $1 is compilable],
[$4],
[AC_LINK_IFELSE([AC_LANG_PROGRAM([$2],
[$3])],
[$4=yes],
[$4=no])])
])
dnl ============================================================================
CONFIG=`echo ${ac_configure_args} | sed -e 's#'"'"'\([^ ]*\)'"'"'#\1#g'`
AC_SUBST([CONFIG])
dnl Library revision.
rev=2
AC_SUBST([rev])
srcroot=$srcdir
if test "x${srcroot}" = "x." ; then
srcroot=""
else
srcroot="${srcroot}/"
fi
AC_SUBST([srcroot])
abs_srcroot="`cd \"${srcdir}\"; pwd`/"
AC_SUBST([abs_srcroot])
objroot=""
AC_SUBST([objroot])
abs_objroot="`pwd`/"
AC_SUBST([abs_objroot])
dnl Munge install path variables.
if test "x$prefix" = "xNONE" ; then
prefix="/usr/local"
fi
if test "x$exec_prefix" = "xNONE" ; then
exec_prefix=$prefix
fi
PREFIX=$prefix
AC_SUBST([PREFIX])
BINDIR=`eval echo $bindir`
BINDIR=`eval echo $BINDIR`
AC_SUBST([BINDIR])
INCLUDEDIR=`eval echo $includedir`
INCLUDEDIR=`eval echo $INCLUDEDIR`
AC_SUBST([INCLUDEDIR])
LIBDIR=`eval echo $libdir`
LIBDIR=`eval echo $LIBDIR`
AC_SUBST([LIBDIR])
DATADIR=`eval echo $datadir`
DATADIR=`eval echo $DATADIR`
AC_SUBST([DATADIR])
MANDIR=`eval echo $mandir`
MANDIR=`eval echo $MANDIR`
AC_SUBST([MANDIR])
dnl Support for building documentation.
AC_PATH_PROG([XSLTPROC], [xsltproc], [false], [$PATH])
if test -d "/usr/share/xml/docbook/stylesheet/docbook-xsl" ; then
DEFAULT_XSLROOT="/usr/share/xml/docbook/stylesheet/docbook-xsl"
elif test -d "/usr/share/sgml/docbook/xsl-stylesheets" ; then
DEFAULT_XSLROOT="/usr/share/sgml/docbook/xsl-stylesheets"
else
dnl Documentation building will fail if this default gets used.
DEFAULT_XSLROOT=""
fi
AC_ARG_WITH([xslroot],
[AS_HELP_STRING([--with-xslroot=<path>], [XSL stylesheet root path])], [
if test "x$with_xslroot" = "xno" ; then
XSLROOT="${DEFAULT_XSLROOT}"
else
XSLROOT="${with_xslroot}"
fi
],
XSLROOT="${DEFAULT_XSLROOT}"
)
AC_SUBST([XSLROOT])
dnl If CFLAGS isn't defined, set CFLAGS to something reasonable. Otherwise,
dnl just prevent autoconf from molesting CFLAGS.
CFLAGS=$CFLAGS
AC_PROG_CC
if test "x$GCC" != "xyes" ; then
AC_CACHE_CHECK([whether compiler is MSVC],
[je_cv_msvc],
[AC_COMPILE_IFELSE([AC_LANG_PROGRAM([],
[
#ifndef _MSC_VER
int fail[-1];
#endif
])],
[je_cv_msvc=yes],
[je_cv_msvc=no])])
fi
dnl check if a cray prgenv wrapper compiler is being used
je_cv_cray_prgenv_wrapper=""
if test "x${PE_ENV}" != "x" ; then
case "${CC}" in
CC|cc)
je_cv_cray_prgenv_wrapper="yes"
;;
*)
;;
esac
fi
AC_CACHE_CHECK([whether compiler is cray],
[je_cv_cray],
[AC_COMPILE_IFELSE([AC_LANG_PROGRAM([],
[
#ifndef _CRAYC
int fail[-1];
#endif
])],
[je_cv_cray=yes],
[je_cv_cray=no])])
if test "x${je_cv_cray}" = "xyes" ; then
AC_CACHE_CHECK([whether cray compiler version is 8.4],
[je_cv_cray_84],
[AC_COMPILE_IFELSE([AC_LANG_PROGRAM([],
[
#if !(_RELEASE_MAJOR == 8 && _RELEASE_MINOR == 4)
int fail[-1];
#endif
])],
[je_cv_cray_84=yes],
[je_cv_cray_84=no])])
fi
if test "x$GCC" = "xyes" ; then
JE_CFLAGS_ADD([-std=gnu11])
if test "x$je_cv_cflags_added" = "x-std=gnu11" ; then
AC_DEFINE_UNQUOTED([JEMALLOC_HAS_RESTRICT])
else
JE_CFLAGS_ADD([-std=gnu99])
if test "x$je_cv_cflags_added" = "x-std=gnu99" ; then
AC_DEFINE_UNQUOTED([JEMALLOC_HAS_RESTRICT])
fi
fi
JE_CFLAGS_ADD([-Wall])
JE_CFLAGS_ADD([-Wshorten-64-to-32])
JE_CFLAGS_ADD([-Wsign-compare])
JE_CFLAGS_ADD([-Wundef])
JE_CFLAGS_ADD([-Wno-format-zero-length])
JE_CFLAGS_ADD([-pipe])
JE_CFLAGS_ADD([-g3])
elif test "x$je_cv_msvc" = "xyes" ; then
CC="$CC -nologo"
JE_CFLAGS_ADD([-Zi])
JE_CFLAGS_ADD([-MT])
JE_CFLAGS_ADD([-W3])
JE_CFLAGS_ADD([-FS])
JE_APPEND_VS(CPPFLAGS, -I${srcdir}/include/msvc_compat)
fi
if test "x$je_cv_cray" = "xyes" ; then
dnl cray compiler 8.4 has an inlining bug
if test "x$je_cv_cray_84" = "xyes" ; then
JE_CFLAGS_ADD([-hipa2])
JE_CFLAGS_ADD([-hnognu])
fi
dnl ignore unreachable code warning
JE_CFLAGS_ADD([-hnomessage=128])
dnl ignore redefinition of "malloc", "free", etc warning
JE_CFLAGS_ADD([-hnomessage=1357])
fi
AC_SUBST([CONFIGURE_CFLAGS])
AC_SUBST([SPECIFIED_CFLAGS])
AC_SUBST([EXTRA_CFLAGS])
AC_PROG_CPP
AC_ARG_ENABLE([cxx],
[AS_HELP_STRING([--disable-cxx], [Disable C++ integration])],
if test "x$enable_cxx" = "xno" ; then
enable_cxx="0"
else
enable_cxx="1"
fi
,
enable_cxx="1"
)
if test "x$enable_cxx" = "x1" ; then
dnl Require at least c++14, which is the first version to support sized
dnl deallocation. C++ support is not compiled otherwise.
m4_include([m4/ax_cxx_compile_stdcxx.m4])
AX_CXX_COMPILE_STDCXX([14], [noext], [optional])
if test "x${HAVE_CXX14}" = "x1" ; then
JE_CXXFLAGS_ADD([-Wall])
JE_CXXFLAGS_ADD([-g3])
SAVED_LIBS="${LIBS}"
JE_APPEND_VS(LIBS, -lstdc++)
JE_COMPILABLE([libstdc++ linkage], [
#include <stdlib.h>
], [[
int *arr = (int *)malloc(sizeof(int) * 42);
if (arr == NULL)
return 1;
]], [je_cv_libstdcxx])
if test "x${je_cv_libstdcxx}" = "xno" ; then
LIBS="${SAVED_LIBS}"
fi
else
enable_cxx="0"
fi
fi
AC_SUBST([enable_cxx])
AC_SUBST([CONFIGURE_CXXFLAGS])
AC_SUBST([SPECIFIED_CXXFLAGS])
AC_SUBST([EXTRA_CXXFLAGS])
AC_C_BIGENDIAN([ac_cv_big_endian=1], [ac_cv_big_endian=0])
if test "x${ac_cv_big_endian}" = "x1" ; then
AC_DEFINE_UNQUOTED([JEMALLOC_BIG_ENDIAN], [ ])
fi
if test "x${je_cv_msvc}" = "xyes" -a "x${ac_cv_header_inttypes_h}" = "xno"; then
JE_APPEND_VS(CPPFLAGS, -I${srcdir}/include/msvc_compat/C99)
fi
if test "x${je_cv_msvc}" = "xyes" ; then
LG_SIZEOF_PTR=LG_SIZEOF_PTR_WIN
AC_MSG_RESULT([Using a predefined value for sizeof(void *): 4 for 32-bit, 8 for 64-bit])
else
AC_CHECK_SIZEOF([void *])
if test "x${ac_cv_sizeof_void_p}" = "x8" ; then
LG_SIZEOF_PTR=3
elif test "x${ac_cv_sizeof_void_p}" = "x4" ; then
LG_SIZEOF_PTR=2
else
AC_MSG_ERROR([Unsupported pointer size: ${ac_cv_sizeof_void_p}])
fi
fi
AC_DEFINE_UNQUOTED([LG_SIZEOF_PTR], [$LG_SIZEOF_PTR])
AC_CHECK_SIZEOF([int])
if test "x${ac_cv_sizeof_int}" = "x8" ; then
LG_SIZEOF_INT=3
elif test "x${ac_cv_sizeof_int}" = "x4" ; then
LG_SIZEOF_INT=2
else
AC_MSG_ERROR([Unsupported int size: ${ac_cv_sizeof_int}])
fi
AC_DEFINE_UNQUOTED([LG_SIZEOF_INT], [$LG_SIZEOF_INT])
AC_CHECK_SIZEOF([long])
if test "x${ac_cv_sizeof_long}" = "x8" ; then
LG_SIZEOF_LONG=3
elif test "x${ac_cv_sizeof_long}" = "x4" ; then
LG_SIZEOF_LONG=2
else
AC_MSG_ERROR([Unsupported long size: ${ac_cv_sizeof_long}])
fi
AC_DEFINE_UNQUOTED([LG_SIZEOF_LONG], [$LG_SIZEOF_LONG])
AC_CHECK_SIZEOF([long long])
if test "x${ac_cv_sizeof_long_long}" = "x8" ; then
LG_SIZEOF_LONG_LONG=3
elif test "x${ac_cv_sizeof_long_long}" = "x4" ; then
LG_SIZEOF_LONG_LONG=2
else
AC_MSG_ERROR([Unsupported long long size: ${ac_cv_sizeof_long_long}])
fi
AC_DEFINE_UNQUOTED([LG_SIZEOF_LONG_LONG], [$LG_SIZEOF_LONG_LONG])
AC_CHECK_SIZEOF([intmax_t])
if test "x${ac_cv_sizeof_intmax_t}" = "x16" ; then
LG_SIZEOF_INTMAX_T=4
elif test "x${ac_cv_sizeof_intmax_t}" = "x8" ; then
LG_SIZEOF_INTMAX_T=3
elif test "x${ac_cv_sizeof_intmax_t}" = "x4" ; then
LG_SIZEOF_INTMAX_T=2
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
dnl CPU-specific settings.
CPU_SPINWAIT=""
case "${host_cpu}" in
i686|x86_64)
HAVE_CPU_SPINWAIT=1
if test "x${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${je_cv_pause_msvc}" = "xyes" ; then
CPU_SPINWAIT='_mm_pause()'
fi
else
AC_CACHE_VAL([je_cv_pause],
[JE_COMPILABLE([pause instruction], [],
[[__asm__ volatile("pause"); return 0;]],
[je_cv_pause])])
if test "x${je_cv_pause}" = "xyes" ; then
CPU_SPINWAIT='__asm__ volatile("pause")'
fi
fi
;;
*)
HAVE_CPU_SPINWAIT=0
;;
esac
AC_DEFINE_UNQUOTED([HAVE_CPU_SPINWAIT], [$HAVE_CPU_SPINWAIT])
AC_DEFINE_UNQUOTED([CPU_SPINWAIT], [$CPU_SPINWAIT])
case "${host_cpu}" in
aarch64)
AC_MSG_CHECKING([number of significant virtual address bits])
LG_VADDR=48
AC_MSG_RESULT([$LG_VADDR])
;;
x86_64)
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)
);
#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
;;
*)
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])
;;
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${abi}" = "xelf"; then
JE_CFLAGS_ADD([-fvisibility=hidden])
JE_CXXFLAGS_ADD([-fvisibility=hidden])
fi
fi
dnl Check for tls_model attribute support (clang 3.0 still lacks support).
JE_CFLAGS_SAVE()
JE_CFLAGS_ADD([-Werror])
JE_CFLAGS_ADD([-herror_on_warning])
JE_COMPILABLE([tls_model attribute], [],
[static __thread int
__attribute__((tls_model("initial-exec"), unused)) foo;
foo = 0;],
[je_cv_tls_model])
JE_CFLAGS_RESTORE()
if test "x${je_cv_tls_model}" = "xyes" ; then
AC_DEFINE([JEMALLOC_TLS_MODEL],
[__attribute__((tls_model("initial-exec")))])
else
AC_DEFINE([JEMALLOC_TLS_MODEL], [ ])
fi
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/internal/size_classes.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/internal/size_classes.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])