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configure.ac
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configure.ac
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# -*- Autoconf -*-
# Process this file with autoconf to produce a configure script.
# $Id: configure.ac,v 1.13 2008/10/05 11:22:41 riki Exp $
AC_PREREQ(2.61)
AC_INIT([SLIM], [2.2.2], [[email protected]], [slim])
# AC_REVISION($Revision: 1.13 $)
# AC_COPYRIGHT (copyright-notice)
AC_CANONICAL_TARGET
AC_CONFIG_SRCDIR([src/main.c])
AC_CONFIG_HEADER([src/config.h])
AC_CONFIG_MACRO_DIR([m4])
AM_INIT_AUTOMAKE
TCMALLOC_SO_VERSION=2:2:2
PROFILER_SO_VERSION=1:1:1
AC_SUBST(TCMALLOC_SO_VERSION)
AC_SUBST(PROFILER_SO_VERSION)
# ----------------------------------------------------------------------
# Checks for programs.
#
CFLAGS="-O3 $CFLAGS"
CXXFLAGS="-g -O2 -mmmx -msse $CXXFLAGS"
AC_LANG(C)
AC_PROG_CXX
AC_PROG_CC
AM_PROG_CC_C_O
AC_PROG_CC_C89
AC_PROG_CPP
AC_PROG_YACC
AC_PROG_LEX
AM_PROG_LEX
AC_PROG_RANLIB
AC_SUBST(CFLAGS)
AM_CONDITIONAL(GCC, test "$GCC" = "yes") # let the Makefile know if we're gcc
case "$target_os" in
darwin*)
CFLAGS="-Wall $CFLAGS"
;;
*)
CFLAGS="-Wall -export-dynamic $CFLAGS"
if test "$GCC" = yes; then
CFLAGS="$CFLAGS -fopenmp"
fi
;;
esac
# ----------------------------------------------------------
# Setting Options
#
default_enable_devel=no
default_enable_debug=no
default_enable_gprof=no
default_enable_profile=no
default_enable_timeopt=yes
default_enable_jni=no
default_enable_tcmalloc=yes
default_enable_minmax=no
case "$host" in
*-mingw*) default_enable_tcmalloc=no;;
*-cygwin*) default_enable_tcmalloc=no;;
esac
# developer mode : 開発時にはこのオプションを付けるようにする
AC_ARG_ENABLE([devel],
[AS_HELP_STRING([--enable-devel],
[turn on settings for devel (default no)])],
[],
[enable_devel="$default_enable_devel"])
# debug mode
AC_ARG_ENABLE([debug],
[AS_HELP_STRING([--enable-debug],
[turn on debugging (default no)])],
[],
[enable_debug="$default_enable_debug"])
AC_ARG_ENABLE([gprof],
[AS_HELP_STRING([--enable-gprof],
[make it possible to use GNU gprof (default no)])],
[],
[enable_gprof="$default_enable_gprof"])
AC_ARG_ENABLE([profile],
[AS_HELP_STRING([--enable-profile],
[turn on runtime profiler (default no)])],
[],
[enable_profile="$default_enable_profile"])
AC_ARG_ENABLE([time_opt],
[AS_HELP_STRING([--enable-time-opt],
[turn on optimization for runtime performance (default yes)])],
[],
[enable_time_opt="$default_enable_timeopt"])
AC_ARG_ENABLE([jni],
[AS_HELP_STRING([--enable-jni],
[turn on using jni interactive mode (default no)])],
[],
[enable_jni="$default_enable_jni"])
AC_ARG_ENABLE([tcmalloc],
[AS_HELP_STRING([--enable-tcmalloc],
[turn on using google perftools tcmalloc (linux only)])],
[],
[enable_tcmalloc="$default_enable_tcmalloc"])
AC_ARG_ENABLE([opt_minmax],
[AS_HELP_STRING([--enable-opt-minmax],
[turn on minmax optimization mode])],
[],
[enable_opt_minmax="$default_enable_minmax"])
# devel
if test "$enable_devel" = "yes"; then
AC_MSG_RESULT([enable devel: yes])
AC_DEFINE([DEVEL], 1,
[enable devel])
if test "$GCC" = "yes"; then
CFLAGS=$CFLAGS "-ggdb -Wchar-subscripts -Wmissing-declarations -Wredundant-decls -Wmissing-prototypes -Wnested-externs -Wpointer-arith -Wcast-align -Wsign-compare -Winline"
# 現状コンパイルできないのでコメントアウト
# CFLAGS="-std=c89 -pedantic $CFLAGS"
fi
else
AC_MSG_RESULT([enable devel: no])
fi
# debug
if test "$enable_debug" = "yes"; then
AC_MSG_RESULT([enable debug: yes])
AC_DEFINE([DEBUG], 1,
[enable debug])
CFLAGS="$CFLAGS -g"
else
AC_MSG_RESULT([enable debug: no])
fi
# gprof
if test "$enable_gprof" = "yes" && test -x /usr/bin/gprof && test "$GCC" = "yes"; then
AC_MSG_RESULT([enable GNU gprof: yes])
CFLAGS="-pg -g $CFLAGS"
else
AC_MSG_RESULT([enable GNU gprof: no])
fi
# profile
if test "$enable_profile" = "yes"; then
AC_MSG_RESULT([enable profile: yes])
AC_DEFINE([PROFILE], 1, [enable profile])
else
AC_MSG_RESULT([enable profile: no])
fi
# optimization for runtime performance
if test "$enable_time_opt" = "no"; then
AC_MSG_RESULT([enable time-opt: no])
else
AC_MSG_RESULT([enable time-opt: yes])
AC_DEFINE([TIME_OPT], 1, [enable timeopt])
fi
# jni
if test "$enable_jni" = "yes"; then
AC_MSG_RESULT([enable jni: yes])
AC_DEFINE([USE_JNI], 1, [enable jni])
else
AC_MSG_RESULT([enable jni: no])
fi
# tcmalloc
if test "$enable_tcmalloc" = "no"; then
AC_MSG_RESULT([enable tcmalloc: no])
else
AC_MSG_RESULT([enable tcmalloc: yes])
AC_DEFINE([HAVE_TCMALLOC], 1, [enable tcmalloc])
fi
# opt minmax mode by kawabata master thesis
if test "$enable_opt_minmax" = "yes"; then
AC_MSG_RESULT([enable opt-minmax: yes])
AC_DEFINE([KWBT_OPT], 1, [enable opt minmax])
else
AC_MSG_RESULT([enable opt-minmax: no])
fi
AM_CONDITIONAL(ENABLE_JNI, test "$enable_jni" = "yes")
AM_CONDITIONAL(ENABLE_TCMALLOC, test "$enable_tcmalloc" = "yes")
AM_WITH_DMALLOC
# ----------------------------------------------------------------------
# Checks for typedefs, structures, and compiler characteristics.
#
AC_C_INLINE
AC_C_CONST
AC_C_VOLATILE
AC_C_RESTRICT
AC_C_CHAR_UNSIGNED
#AC_C_VARARRAYS
#AC_C_TYPEOF
# AC_C_STRINGIZE
#AC_TYPE_INT8_T
#AC_TYPE_INT16_T
#AC_TYPE_INT32_T
#AC_TYPE_INT64_T
#AC_TYPE_INTMAX_T
#AC_TYPE_INTPTR_T
AC_TYPE_LONG_DOUBLE
# AC_TYPE_LONG_DOUBLE_WIDER
# AC_TYPE_LONG_LONG_INT
# AC_TYPE_MBSTATE_T
# AC_TYPE_SIZE_T
# AC_TYPE_SSIZE_T
#AC_TYPE_UINT8_T
#AC_TYPE_UINT16_T
#AC_TYPE_UINT32_T
AC_TYPE_UINT64_T
#AC_TYPE_UINTMAX_T
# AC_TYPE_UINTPTR_T
# AC_TYPE_UNSIGNED_LONG_LONG_INT
AC_CHECK_SIZEOF(long)
AC_CHECK_SIZEOF(void*)
# ----------------------------------------------------------------------
# for SLIM
#
SLIM_VERSION=$PACKAGE_VERSION
AC_SUBST(SLIM_VERSION)
AC_DEFINE_UNQUOTED(SLIM_VERSION, "$SLIM_VERSION", [slim version])
ROOT_DIR=$rootdir
AC_SUBST(ROOT_DIR)
AC_DEFINE_UNQUOTED(ROOT_DIR, "$libdir", [root directory])
AC_SUBST(LIB_DIR)
AC_DEFINE_UNQUOTED(LIB_DIR, "${pkgdatadir}/liba", [library directory])
# AC_PROG_INSTALL
# Checks for libraries.
AC_CHECK_LIB(pthread, main)
AC_CHECK_LIB(z, main)
AC_CHECK_LIB(rt, main)
AC_CHECK_LIB(gomp, main)
# Checks for header files.
AC_HEADER_STDC
AC_HEADER_TIME
# AC_CHECK_HEADERS(sys/time.h sys/types.h glob.h dlfcn.h getopt.h sched.h unistd.h)
# AC_CHECK_HEADERS(stdint.h inttypes.h rpc/types.h)
# AC_CHECK_HEADERS(syslog.h crypt.h)
# AC_CHECK_HEADERS(pty.h util.h libutil.h sys/loadavg.h)
AC_CHECK_HEADERS(sched.h syscall.h)
AC_CHECK_HEADERS(omp.h)
# Checks for library functions.
AC_CHECK_FUNC([strchr])
# Checks for type __int64 (for jni)
AC_CHECK_TYPES([__int64])
# -----------------------------------------------------------------
# Builtin Keyword for Thread Local Storage
#
AC_MSG_CHECKING(for builtin __thread)
AC_CACHE_VAL(
ac_cv_c___thread,
AC_TRY_RUN(
[
__thread int x;
int main(void)
{
return 0;
}
],
ac_cv_c___thread=yes,
ac_cv_c___thread=no
)
)
AC_MSG_RESULT($ac_cv_c___thread)
if test "$ac_cv_c___thread" = "yes"; then
AC_DEFINE(HAVE___THREAD, [1], [Define to 1 if the system has the TLS keyword `__thread'.])
fi
# -----------------------------------------------------------------
# Builtin Functions for Atomic Operation
#
AC_MSG_CHECKING(for builtin compare_and_swap)
AC_CACHE_VAL(
ac_cv_func_cas,
AC_TRY_RUN(
[
int main(void)
{
int x = 0, y = 0, z = 0;
__sync_bool_compare_and_swap_4(&x, y, z);
return 0;
}
],
ac_cv_func_cas=yes,
ac_cv_func_cas=no
)
)
AC_MSG_RESULT($ac_cv_func_cas)
if test "$ac_cv_func_cas" = "yes"; then
AC_DEFINE(HAVE_ATOMIC_CAS, [1], [Define to 1 if the system has the function `compare_and_swap'.])
fi
AC_MSG_CHECKING(for builtin atomic_add)
AC_CACHE_VAL(
ac_cv_func_add,
AC_TRY_RUN(
[
int main(void)
{
int x = 0, y = 0;
__sync_add_and_fetch(&x, y);
return 0;
}
],
ac_cv_func_add=yes,
ac_cv_func_add=no
)
)
AC_MSG_RESULT($ac_cv_func_add)
if test "$ac_cv_func_add" = "yes"; then
AC_DEFINE(HAVE_ATOMIC_ADD, [1], [Define to 1 if the system has the function `add_and_fetch'.])
fi
AC_MSG_CHECKING(for builtin atomic_sub)
AC_CACHE_VAL(
ac_cv_func_sub,
AC_TRY_RUN(
[
int main(void)
{
int x = 0, y = 0;
__sync_sub_and_fetch(&x, y);
return 0;
}
],
ac_cv_func_sub=yes,
ac_cv_func_sub=no
)
)
AC_MSG_RESULT($ac_cv_func_sub)
if test "$ac_cv_func_sub" = "yes"; then
AC_DEFINE(HAVE_ATOMIC_SUB, [1], [Define to 1 if the system has the function `sub_and_fetch'.])
fi
AC_MSG_CHECKING(for builtin atomic_logical_and)
AC_CACHE_VAL(
ac_cv_func_logical_and,
AC_TRY_RUN(
[
int main(void)
{
int x = 2, y = 1;
__sync_and_and_fetch(&x, y);
return 0;
}
],
ac_cv_func_logical_and=yes,
ac_cv_func_logical_and=no
)
)
AC_MSG_RESULT($ac_cv_func_logical_and)
if test "$ac_cv_func_logical_and" = "yes"; then
AC_DEFINE(HAVE_ATOMIC_LOGICAL_AND, [1], [Define to 1 if the system has the function `and_and_fetch'.])
fi
AC_MSG_CHECKING(for builtin atomic_logical_or)
AC_CACHE_VAL(
ac_cv_func_logical_or,
AC_TRY_RUN(
[
int main(void)
{
int x = 1, y = 0;
__sync_or_and_fetch(&x, y);
return 0;
}
],
ac_cv_func_logical_or=yes,
ac_cv_func_logical_or=no
)
)
AC_MSG_RESULT($ac_cv_func_logical_or)
if test "$ac_cv_func_logical_or" = "yes"; then
AC_DEFINE(HAVE_ATOMIC_LOGICAL_OR, [1], [Define to 1 if the system has the function `or_and_fetch'.])
fi
AC_MSG_CHECKING(for builtin memory barrier)
AC_CACHE_VAL(
ac_cv_func_synchronize,
AC_TRY_RUN(
[
int main(void)
{
int x, y;
x = 1;
__sync_synchronize();
y = 1;
return 0;
}
],
ac_cv_func_synchronize=yes,
ac_cv_func_synchronize=no
)
)
AC_MSG_RESULT($ac_cv_func_synchronize)
if test "$ac_cv_func_synchronize" = "yes"; then
AC_DEFINE(HAVE_BUILTIN_MBARRIER, [1], [Define to 1 if the system has the function `__sync_synchronize'.])
fi
AC_MSG_CHECKING(for pthread_barrier)
AC_CACHE_VAL(
ac_cv_func_pthread_barrier,
AC_TRY_RUN(
[
#include <pthread.h>
int main(void)
{
pthread_barrier_t t;
return 0;
}
],
ac_cv_func_pthread_barrier=yes,
ac_cv_func_pthread_barrier=no
)
)
AC_MSG_RESULT($ac_cv_func_pthread_barrier)
if test "$ac_cv_func_pthread_barrier" = "yes"; then
AC_DEFINE(HAVE_PTHREAD_BARRIER, [1], [Define to 1 if the system has `pthread_barrier'.])
fi
# ---------------------------------------------------------------------
# Get Enable Number of Processor Elements
#
AC_MSG_CHECKING(number of processor elements)
pe_num=0
case "$host" in
*-darwin*)
# pe_num=`hwprefs cpu_count`;;
pe_num=`sysctl -n hw.ncpu`;;
*)
pe_num=`cat /proc/cpuinfo | grep -c processor`;;
esac
if test ${pe_num} -eq 0; then
pe_num=1
fi
AC_DEFINE_UNQUOTED(HAVE_PROCESSOR_ELEMENTS, ${pe_num},
[Define to Enable Processor Elements on your environment.])
AC_MSG_RESULT(${pe_num})
# ---------------------------------------------------------------------
# for tcmalloc
#
# Export the version information (for tc_version and friends)
TC_VERSION_MAJOR=`expr "$PACKAGE_VERSION" : '\([[0-9]]*\)'`
TC_VERSION_MINOR=`expr "$PACKAGE_VERSION" : '[[0-9]]*\.\([[0-9]]*\)'`
TC_VERSION_PATCH=`expr "$PACKAGE_VERSION" : '[[0-9]]*\.[[0-9]]*\(.*\)$'`
AC_SUBST(TC_VERSION_MAJOR)
AC_SUBST(TC_VERSION_MINOR)
AC_SUBST(TC_VERSION_PATCH)
AC_SUBST(PACKAGE_STRING)
# The user can choose not to compile in the heap-profiler, the
# heap-checker, or the cpu-profiler. There's also the possibility
# for a 'fully minimal' compile, which leaves out the stacktrace
# code as well. By default, we include all of these that the
# target system supports.
#default_enable_cpu_profiler=yes
#default_enable_heap_profiler=yes
#default_enable_heap_checker=yes
#default_enable_debugalloc=yes
#default_enable_minimal=no
need_nanosleep=yes # Used later, to decide if to run ACX_NANOSLEEP
case "$host" in
*-mingw*) default_enable_minimal=yes; default_enable_debugalloc=no;
need_nanosleep=no;;
*-cygwin*) default_enable_heap_checker=no; default_enable_cpu_profiler=no;;
*-freebsd*) default_enable_heap_checker=no;;
*-darwin*) default_enable_heap_checker=no;;
esac
#AC_ARG_ENABLE([cpu-profiler],
# [AS_HELP_STRING([--disable-cpu-profiler],
# [do not build the cpu profiler])],
# [],
# [enable_cpu_profiler="$default_enable_cpu_profiler"])
#AC_ARG_ENABLE([heap-profiler],
# [AS_HELP_STRING([--disable-heap-profiler],
# [do not build the heap profiler])],
# [],
# [enable_heap_profiler="$default_enable_heap_profiler"])
#AC_ARG_ENABLE([heap-checker],
# [AS_HELP_STRING([--disable-heap-checker],
# [do not build the heap checker])],
# [],
# [enable_heap_checker="$default_enable_heap_checker"])
#AC_ARG_ENABLE([debugalloc],
# [AS_HELP_STRING([--disable-debugalloc],
# [do not build versions of libs with debugalloc])],
# [],
# [enable_debugalloc="$default_enable_debugalloc"])
#AC_ARG_ENABLE([minimal],
# [AS_HELP_STRING([--enable-minimal],
# [build only tcmalloc-minimal (and maybe tcmalloc-minimal-debug)])],
# [],
# [enable_minimal="$default_enable_minimal"])
#if test "$enable_minimal" = yes; then
enable_cpu_profiler=no
enable_heap_profiler=no
enable_heap_checker=no
#fi
enable_debugalloc=no
# Check if we have an objcopy installed that supports -W
AC_CHECK_TOOL([OBJCOPY], [objcopy], [])
AS_IF([test -n "$OBJCOPY"], [dnl
AC_CACHE_CHECK([if $OBJCOPY supports -W], gpt_cv_objcopy_weaken, [dnl
AC_LINK_IFELSE([void foo() {} int main() {return 0;}], [dnl
AS_IF(["$OBJCOPY" -W foo conftest$ac_exeext /dev/null],
[gpt_cv_objcopy_weaken=yes], [gpt_cv_objcopy_weaken=no])],
[gpt_cv_objcopy_weaken=no])])],
[gpt_cv_objcopy_weaken=no])
AM_CONDITIONAL(HAVE_OBJCOPY_WEAKEN, test $gpt_cv_objcopy_weaken = yes)
case $host_os in
*mingw*)
# Disabling fast install keeps libtool from creating wrapper scripts
# around the executables it builds. Such scripts have caused failures on
# MinGW. Using this option means an extra link step is executed during
# "make install".
AC_DISABLE_FAST_INSTALL
;;
*)
AC_ENABLE_FAST_INSTALL
;;
esac
AC_PROG_LIBTOOL
AC_SUBST(LIBTOOL_DEPS)
AM_CONDITIONAL(USE_LIBTOOL, test "x$LIBTOOL" != "x")
AX_C___ATTRIBUTE__
# TODO(csilvers): we could remove a lot when WITH_CPU_PROFILER etc is "no".
AC_CHECK_TYPES([struct mallinfo],,, [#include <malloc.h>])
AC_CHECK_TYPES([Elf32_Versym],,, [#include <elf.h>]) # for vdso_support.h
AC_CHECK_FUNCS(sbrk) # for tcmalloc to get memory
AC_CHECK_FUNCS(geteuid) # for turning off services when run as root
AC_CHECK_HEADERS(features.h) # for vdso_support.h
AC_CHECK_HEADERS(malloc.h) # some systems define stuff there, others not
AC_CHECK_HEADERS(glob.h) # for heap-profile-table (cleaning up profiles)
AC_CHECK_HEADERS(execinfo.h) # for stacktrace? and heapchecker_unittest
AC_CHECK_HEADERS(libunwind.h) # for stacktrace
AC_CHECK_HEADERS(unwind.h) # for stacktrace
AC_CHECK_HEADERS(sched.h) # for being nice in our spinlock code
AC_CHECK_HEADERS(conflict-signal.h) # defined on some windows platforms?
AC_CHECK_HEADERS(sys/prctl.h) # for thread_lister (needed by leak-checker)
AC_CHECK_HEADERS(linux/ptrace.h)# also needed by leak-checker
AC_CHECK_HEADERS(sys/syscall.h)
AC_CHECK_HEADERS(sys/socket.h) # optional; for forking out to symbolizer
AC_CHECK_HEADERS(sys/wait.h) # optional; for forking out to symbolizer
AC_CHECK_HEADERS(poll.h) # optional; for forking out to symbolizer
AC_CHECK_HEADERS(fcntl.h) # for tcmalloc_unittest
AC_CHECK_HEADERS(grp.h) # for heapchecker_unittest
AC_CHECK_HEADERS(pwd.h) # for heapchecker_unittest
AC_CHECK_HEADERS(sys/resource.h) # for memalign_unittest.cc
AC_CHECK_HEADERS(valgrind.h) # we have a local copy if this isn't found
AC_CHECK_HEADERS(sys/cdefs.h) # Where glibc defines __THROW
AC_CHECK_HEADERS(features.h) # Where __GLIBC__ is defined
# We also need <ucontext.h>/<sys/ucontext.h>, but we get those from
# AC_PC_FROM_UCONTEXT, below.
# We override a lot of memory allocation routines, not all of which are
# standard. For those the system doesn't declare, we'll declare ourselves.
AC_CHECK_DECLS([cfree,
posix_memalign,
memalign,
valloc,
pvalloc],,,
[#define _XOPEN_SOURCE 600
#include <stdlib.h>
#include <malloc.h>])
if test "$ac_cv_type_struct_mallinfo" = yes; then
AC_SUBST(ac_cv_have_struct_mallinfo, 1) # google/tcmalloc.h needs this
else
AC_SUBST(ac_cv_have_struct_mallinfo, 0)
fi
# We need to check for mmap. cygwin supports mmap, but the autoconf
# test doesn't work on cygwin:
# http://www.cygwin.com/ml/cygwin/2002-04/msg00412.html
# This workaround comes from
# http://cygwin.com/ml/cygwin/2004-11/msg00138.html
case "$host" in
*-*-cygwin*)
ac_cv_func_mmap_fixed_mapped=yes
AC_DEFINE(HAVE_MMAP, 1,
[Define to 1 if you have a working `mmap' system call.])
;;
*) AC_FUNC_MMAP
;;
esac
# If AtomicWord != Atomic32, we need to define two versions of all the
# atomicops functions. If they're the same, we want to define only one.
AC_MSG_CHECKING([if int32_t is the same type as intptr_t])
AC_TRY_COMPILE([#include <stdint.h>],
[int32_t v1 = 0; intptr_t v2 = 0; return (&v1 - &v2)],
[AC_DEFINE(INT32_EQUALS_INTPTR, 1,
Define to 1 if int32_t is equivalent to intptr_t)
AC_MSG_RESULT([yes])],
[AC_MSG_RESULT([no])])
# We want to access the "PC" (Program Counter) register from a struct
# ucontext. Every system has its own way of doing that. We try all the
# possibilities we know about. Note REG_PC should come first (REG_RIP
# is also defined on solaris, but does the wrong thing). But don't
# bother if we're not doing cpu-profiling.
# [*] means that we've not actually tested one of these systems
if test "$enable_cpu_profiler" = yes; then
AC_PC_FROM_UCONTEXT(AC_MSG_WARN(Could not find the PC. Will not try to compile libprofiler...);
enable_cpu_profiler=no)
fi
# Some tests test the behavior of .so files, and only make sense for dynamic.
AM_CONDITIONAL(ENABLE_STATIC, test "$enable_static" = yes)
# We want to link in libunwind if it exists
AC_CHECK_LIB(unwind, backtrace, UNWIND_LIBS=-lunwind, UNWIND_LIBS=)
AC_SUBST(UNWIND_LIBS)
# On x86_64, instead of libunwind, we can choose to compile with frame-pointers
# (This isn't needed on i386, where -fno-omit-frame-pointer is the default).
AC_ARG_ENABLE(frame_pointers,
AS_HELP_STRING([--enable-frame-pointers],
[On x86_64 systems, compile with -fno-omit-frame-pointer (see INSTALL)]),
, enable_frame_pointers=no)
AM_CONDITIONAL(ENABLE_FRAME_POINTERS, test "$enable_frame_pointers" = yes)
# Some x86_64 systems do not insert frame pointers by default (all
# i386 systems that I know of, do. I don't know about non-x86 chips).
# We want to see if the current system is one of those.
AC_COMPILE_IFELSE([AC_LANG_PROGRAM(, [return __x86_64__ == 1 ? 0 : 1])],
[is_x86_64=yes], [is_x86_64=no])
OLD_CFLAGS="$CFLAGS"
CFLAGS="$CFLAGS -S -O2 -o fp.s"
# This test will always fail because we don't name our output file properly.
# We do our own determination of success/failure in the grep, below.
AC_COMPILE_IFELSE([AC_LANG_PROGRAM([int f(int x) {return x;}], [return f(0);])],
[:], [:])
AM_CONDITIONAL(X86_64_AND_NO_FP_BY_DEFAULT,
test "$is_x86_64" = yes && ! grep 'mov.*rsp.*rbp' fp.s >/dev/null 2>&1)
rm fp.s
CFLAGS="$OLD_CFLAGS"
# See if the compiler supports -Wno-unused-result.
# Newer ubuntu's turn on -D_FORTIFY_SOURCE=2, enabling
# __attribute__((warn_unused_result)) for things like write(),
# which we don't care about.
AC_CACHE_CHECK([if the compiler supports -Wno-unused-result],
perftools_cv_w_no_unused_result,
[OLD_CFLAGS="$CFLAGS"
CFLAGS="$CFLAGS -Wno-error -Wno-unused-result"
# gcc doesn't warn about unknown flags unless it's
# also warning for some other purpose, hence the
# divide-by-0. (We use -Wno-error to make sure the
# divide-by-0 doesn't cause this test to fail!)
AC_COMPILE_IFELSE([AC_LANG_PROGRAM(, return 1/0)],
perftools_cv_w_no_unused_result=yes,
perftools_cv_w_no_unused_result=no)
CFLAGS="$OLD_CFLAGS"])
AM_CONDITIONAL(HAVE_W_NO_UNUSED_RESULT,
test "$perftools_cv_w_no_unused_result" = yes)
# Defines PRIuS
AC_COMPILER_CHARACTERISTICS
# Also make sure we get standard PRI... definitions, even with glibc.
# We have to use AH_VERBATIM because we need the #ifdef guard (gcc buglet)
AH_VERBATIM([__STDC_FORMAT_MACROS],
[/* C99 says: define this to get the PRI... macros from stdint.h */
#ifndef __STDC_FORMAT_MACROS
# define __STDC_FORMAT_MACROS 1
#endif])
# Check if __builtin_stack_pointer() is available (for elfcore.h)
AC_MSG_CHECKING([for __builtin_stack_pointer()])
AC_LINK_IFELSE([AC_LANG_PROGRAM(, [void *sp = __builtin_stack_pointer()])],
[AC_DEFINE(HAVE_BUILTIN_STACK_POINTER, 1,
Define to 1 if compiler supports __builtin_stack_pointer)
AC_MSG_RESULT([yes])],
[AC_MSG_RESULT([no])])
# Check if __environ is available (for GetenvBeforeMain)
AC_MSG_CHECKING([for __environ])
AC_LINK_IFELSE([AC_LANG_PROGRAM([#include <unistd.h>],
[char **env = __environ])],
[AC_DEFINE(HAVE___ENVIRON, 1,
[Define to 1 if compiler supports __environ])
AC_MSG_RESULT([yes])],
[AC_MSG_RESULT([no])])
# If we support __thread, that can speed up tcmalloc a bit.
# Note, however, that our code tickles a bug in gcc < 4.1.2
# involving TLS and -fPIC (which our libraries will use) on x86:
# http://gcc.gnu.org/ml/gcc-bugs/2006-09/msg02275.html
AC_MSG_CHECKING([for __thread])
AC_LINK_IFELSE([AC_LANG_PROGRAM([#if defined(__GNUC__) && (defined(__i386__) || defined(__x86_64__)) && ((__GNUC__ < 4) || (__GNUC__ == 4 && __GNUC_MINOR__ < 1) || (__GNUC__ == 4 && __GNUC_MINOR__ == 1 && __GNUC_PATCHLEVEL__ < 2))
#error gcc has this bug: http://gcc.gnu.org/ml/gcc-bugs/2006-09/msg02275.html
#endif], [static __thread int p = 0])],
[AC_DEFINE(HAVE_TLS, 1,
Define to 1 if compiler supports __thread)
AC_MSG_RESULT([yes])],
[AC_MSG_RESULT([no])])
# glibc's __malloc_hook/etc were declared volatile starting in glibc 2.14
AC_MSG_CHECKING([if __malloc_hook is declared volatile])
AC_COMPILE_IFELSE([AC_LANG_PROGRAM([
#include <malloc.h>
void* (* volatile __malloc_hook)(size_t, const void*) = 0;
],)],
[AC_DEFINE(MALLOC_HOOK_MAYBE_VOLATILE, volatile,
Define to 'volatile' if __malloc_hook is declared volatile)
AC_MSG_RESULT([yes])],
[AC_DEFINE(MALLOC_HOOK_MAYBE_VOLATILE, )
AC_MSG_RESULT([no])])
# Nanosleep requires extra libraries on some architectures (solaris).
# This sets NANOSLEEP_LIBS. nanosleep doesn't exist on mingw, which
# is fine for us because we don't compile libspinlock, which uses it.
if test "$need_nanosleep" = yes; then
ACX_NANOSLEEP
AC_SUBST(NANOSLEEP_LIBS)
fi
# Solaris 10 6/06 has a bug where /usr/sfw/lib/libstdc++.la is empty.
# If so, we replace it with our own version.
LIBSTDCXX_LA_LINKER_FLAG=
if test -f /usr/sfw/lib/libstdc++.la && ! test -s /usr/sfw/lib/libstdc++.la
then
LIBSTDCXX_LA_LINKER_FLAG='-L$(top_srcdir)/src/solaris'
fi
AC_SUBST(LIBSTDCXX_LA_LINKER_FLAG)
# We also need to check if the kernel supports __thread, which requires uname()
AC_CHECK_DECLS(uname,,, [#include <sys/utsname.h>])
# In fact, a lot of the code in this directory depends on pthreads
ACX_PTHREAD
# Find out what namespace 'normal' STL code lives in
AC_CXX_STL_NAMESPACE
# Figure out where libc has program_invocation_name
AC_PROGRAM_INVOCATION_NAME
# Make the install prefix available, to figure out where to look for pprof
AC_INSTALL_PREFIX
# For windows, this has a non-trivial value (__declspec(export)), but any
# system that uses configure wants this to be the empty string.
AC_DEFINE(PERFTOOLS_DLL_DECL,,
[Always the empty-string on non-windows systems.
On windows, should be "__declspec(dllexport)".
This way, when we compile the dll, we export our functions/classes.
It's safe to define this here because config.h is only used
internally, to compile the DLL, and every DLL source file
#includes "config.h" before anything else.])
# In theory, config.h files shouldn't need a header guard, but we do,
# because we (maybe) #include windows/mingw.h from within config.h,
# and it #includes other .h files. These all have header guards, so
# the end result is if config.h is #included twice, its #undefs get
# evaluated twice, but all the ones in mingw.h/etc only get evaluated
# once, potentially causing trouble. c.f.
# http://code.google.com/p/google-perftools/issues/detail?id=246
AH_TOP([
#ifndef GOOGLE_PERFTOOLS_CONFIG_H_
#define GOOGLE_PERFTOOLS_CONFIG_H_
])
# MinGW uses autoconf, but also needs the windows shim routines
# (since it doesn't have its own support for, say, pthreads).
# This requires us to #include a special header file, and also to
# link in some windows versions of .o's instead of the unix versions.
#
# Also, manually mark systems where we have to be careful how early
# we run pthreads. TODO(csilvers): turn this into an autoconf check.
AH_BOTTOM([
#ifdef __MINGW32__
#include "windows/mingw.h"
#endif
#endif /* #ifndef GOOGLE_PERFTOOLS_CONFIG_H_ */
])
AM_CONDITIONAL(MINGW, expr $host : '.*-mingw' >/dev/null 2>&1)
AM_CONDITIONAL(OSX, expr $host : '.*-apple-darwin.*' >/dev/null 2>&1)
# Redhat 7 (and below?) has sys/ucontext.h, but if you try to #include
# it directly, the compiler gets upset. So we pretend we don't have
# it.
if cat /etc/redhat-release 2>/dev/null | grep "Red Hat Linux release 7" >/dev/null 2>&1; then
AC_DEFINE(HAVE_SYS_UCONTEXT_H, 0, [<sys/ucontext.h> is broken on redhat 7])
fi
# Export the --enable flags we set above. We do this at the end so
# other configure rules can enable or disable targets based on what
# they find.
AM_CONDITIONAL(WITH_CPU_PROFILER, test "$enable_cpu_profiler" = yes)
AM_CONDITIONAL(WITH_HEAP_PROFILER, test "$enable_heap_profiler" = yes)
AM_CONDITIONAL(WITH_HEAP_CHECKER, test "$enable_heap_checker" = yes)
AM_CONDITIONAL(WITH_DEBUGALLOC, test "$enable_debugalloc" = yes)
# We make tcmalloc.so if either heap-profiler or heap-checker is asked for.
AM_CONDITIONAL(WITH_HEAP_PROFILER_OR_CHECKER,
test "$enable_heap_profiler" = yes -o \
"$enable_heap_checker" = yes)
# If we don't use any profilers, we don't need stack traces (or pprof)
AM_CONDITIONAL(WITH_STACK_TRACE, test "$enable_cpu_profiler" = yes -o \
"$enable_heap_profiler" = yes -o \
"$enable_heap_checker" = yes)
# ----------------------------------------------------------------------
# Create output files
#
echo $SLIM_VERSION > VERSION
AC_OUTPUT(Makefile \
src/Makefile \
src/genconfig \
src/verifier/Makefile \
src/utility/Makefile \
lib/Makefile \
ext/Makefile \
test/Makefile \
test/system_check/Makefile \
third_party/Makefile \
third_party/zdelta-2.1/Makefile \
third_party/google-perftools-1.8.3/Makefile \
third_party/google-perftools-1.8.3/src/google/tcmalloc.h \
third_party/google-perftools-1.8.3/src/windows/google/tcmalloc.h \
doc/Makefile \
doc/slim.1)