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421 lines
18 KiB
421 lines
18 KiB
## Process this file with autoconf to produce configure. |
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## In general, the safest way to proceed is to run ./autogen.sh |
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# make sure we're interpreted by some minimal autoconf |
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AC_PREREQ(2.57) |
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|
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AC_INIT(gperftools, 2.0, google-perftools@googlegroups.com) |
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# Update this value for every release! (A:B:C will map to foo.so.(A-C).C.B) |
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# http://www.gnu.org/software/libtool/manual/html_node/Updating-version-info.html |
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TCMALLOC_SO_VERSION=5:0:1 |
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PROFILER_SO_VERSION=3:0:3 |
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|
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AC_SUBST(TCMALLOC_SO_VERSION) |
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AC_SUBST(PROFILER_SO_VERSION) |
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|
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# The argument here is just something that should be in the current directory |
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# (for sanity checking) |
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AC_CONFIG_SRCDIR(README) |
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AC_CONFIG_MACRO_DIR([m4]) |
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AC_CANONICAL_HOST |
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AM_INIT_AUTOMAKE([dist-zip]) |
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AM_CONFIG_HEADER(src/config.h) |
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|
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# Export the version information (for tc_version and friends) |
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TC_VERSION_MAJOR=`expr "$PACKAGE_VERSION" : '\([[0-9]]*\)'` |
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TC_VERSION_MINOR=`expr "$PACKAGE_VERSION" : '[[0-9]]*\.\([[0-9]]*\)'` |
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TC_VERSION_PATCH=`expr "$PACKAGE_VERSION" : '[[0-9]]*\.[[0-9]]*\(.*\)$'` |
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AC_SUBST(TC_VERSION_MAJOR) |
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AC_SUBST(TC_VERSION_MINOR) |
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AC_SUBST(TC_VERSION_PATCH) |
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AC_SUBST(PACKAGE_STRING) |
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|
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# The user can choose not to compile in the heap-profiler, the |
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# heap-checker, or the cpu-profiler. There's also the possibility |
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# for a 'fully minimal' compile, which leaves out the stacktrace |
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# code as well. By default, we include all of these that the |
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# target system supports. |
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default_enable_cpu_profiler=yes |
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default_enable_heap_profiler=yes |
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default_enable_heap_checker=yes |
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default_enable_debugalloc=yes |
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default_enable_minimal=no |
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need_nanosleep=yes # Used later, to decide if to run ACX_NANOSLEEP |
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case "$host" in |
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*-mingw*) default_enable_minimal=yes; default_enable_debugalloc=no; |
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need_nanosleep=no;; |
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*-cygwin*) default_enable_heap_checker=no; default_enable_cpu_profiler=no;; |
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*-freebsd*) default_enable_heap_checker=no;; |
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*-darwin*) default_enable_heap_checker=no;; |
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esac |
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|
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AC_ARG_ENABLE([cpu-profiler], |
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[AS_HELP_STRING([--disable-cpu-profiler], |
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[do not build the cpu profiler])], |
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[], |
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[enable_cpu_profiler="$default_enable_cpu_profiler"]) |
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AC_ARG_ENABLE([heap-profiler], |
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[AS_HELP_STRING([--disable-heap-profiler], |
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[do not build the heap profiler])], |
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[], |
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[enable_heap_profiler="$default_enable_heap_profiler"]) |
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AC_ARG_ENABLE([heap-checker], |
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[AS_HELP_STRING([--disable-heap-checker], |
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[do not build the heap checker])], |
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[], |
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[enable_heap_checker="$default_enable_heap_checker"]) |
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AC_ARG_ENABLE([debugalloc], |
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[AS_HELP_STRING([--disable-debugalloc], |
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[do not build versions of libs with debugalloc])], |
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[], |
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[enable_debugalloc="$default_enable_debugalloc"]) |
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AC_ARG_ENABLE([minimal], |
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[AS_HELP_STRING([--enable-minimal], |
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[build only tcmalloc-minimal (and maybe tcmalloc-minimal-debug)])], |
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[], |
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[enable_minimal="$default_enable_minimal"]) |
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if test "$enable_minimal" = yes; then |
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enable_cpu_profiler=no |
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enable_heap_profiler=no |
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enable_heap_checker=no |
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fi |
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# Checks for programs. |
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AC_PROG_CXX |
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AC_PROG_CC |
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AC_PROG_CPP |
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AM_CONDITIONAL(GCC, test "$GCC" = yes) # let the Makefile know if we're gcc |
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AM_PROG_CC_C_O # shrug: autogen.sh suddenly needs this for some reason |
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|
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# Check if we have an objcopy installed that supports -W |
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AC_CHECK_TOOL([OBJCOPY], [objcopy], []) |
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AS_IF([test -n "$OBJCOPY"], [dnl |
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AC_CACHE_CHECK([if $OBJCOPY supports -W], gpt_cv_objcopy_weaken, [dnl |
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AC_LINK_IFELSE([void foo() {} int main() {return 0;}], [dnl |
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AS_IF(["$OBJCOPY" -W foo conftest$ac_exeext /dev/null], |
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[gpt_cv_objcopy_weaken=yes], [gpt_cv_objcopy_weaken=no])], |
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[gpt_cv_objcopy_weaken=no])])], |
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[gpt_cv_objcopy_weaken=no]) |
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AM_CONDITIONAL(HAVE_OBJCOPY_WEAKEN, test $gpt_cv_objcopy_weaken = yes) |
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case $host_os in |
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*mingw*) |
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# Disabling fast install keeps libtool from creating wrapper scripts |
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# around the executables it builds. Such scripts have caused failures on |
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# MinGW. Using this option means an extra link step is executed during |
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# "make install". |
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AC_DISABLE_FAST_INSTALL |
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;; |
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*) |
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AC_ENABLE_FAST_INSTALL |
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;; |
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esac |
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|
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AC_PROG_LIBTOOL |
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AC_SUBST(LIBTOOL_DEPS) |
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AM_CONDITIONAL(USE_LIBTOOL, test "x$LIBTOOL" != "x") |
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|
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AC_C_INLINE |
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AX_C___ATTRIBUTE__ |
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|
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# Check whether some low-level functions/files are available |
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AC_HEADER_STDC |
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# TODO(csilvers): we could remove a lot when WITH_CPU_PROFILER etc is "no". |
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AC_CHECK_TYPES([__int64]) # defined in some windows platforms |
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AC_CHECK_TYPES([struct mallinfo],,, [#include <malloc.h>]) |
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AC_CHECK_TYPES([Elf32_Versym],,, [#include <elf.h>]) # for vdso_support.h |
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AC_CHECK_FUNCS(sbrk) # for tcmalloc to get memory |
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AC_CHECK_FUNCS(geteuid) # for turning off services when run as root |
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AC_CHECK_HEADERS(features.h) # for vdso_support.h |
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AC_CHECK_HEADERS(malloc.h) # some systems define stuff there, others not |
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AC_CHECK_HEADERS(sys/malloc.h) # where some versions of OS X put malloc.h |
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AC_CHECK_HEADERS(malloc/malloc.h) # another place OS X puts malloc.h (?) |
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AC_CHECK_HEADERS(glob.h) # for heap-profile-table (cleaning up profiles) |
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AC_CHECK_HEADERS(execinfo.h) # for stacktrace? and heapchecker_unittest |
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AC_CHECK_HEADERS(libunwind.h) # for stacktrace |
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AC_CHECK_HEADERS(unwind.h) # for stacktrace |
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AC_CHECK_HEADERS(sched.h) # for being nice in our spinlock code |
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AC_CHECK_HEADERS(conflict-signal.h) # defined on some windows platforms? |
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AC_CHECK_HEADERS(sys/prctl.h) # for thread_lister (needed by leak-checker) |
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AC_CHECK_HEADERS(linux/ptrace.h)# also needed by leak-checker |
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AC_CHECK_HEADERS(sys/syscall.h) |
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AC_CHECK_HEADERS(sys/socket.h) # optional; for forking out to symbolizer |
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AC_CHECK_HEADERS(sys/wait.h) # optional; for forking out to symbolizer |
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AC_CHECK_HEADERS(poll.h) # optional; for forking out to symbolizer |
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AC_CHECK_HEADERS(fcntl.h) # for tcmalloc_unittest |
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AC_CHECK_HEADERS(grp.h) # for heapchecker_unittest |
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AC_CHECK_HEADERS(pwd.h) # for heapchecker_unittest |
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AC_CHECK_HEADERS(sys/resource.h) # for memalign_unittest.cc |
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AC_CHECK_HEADERS(valgrind.h) # we have a local copy if this isn't found |
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AC_CHECK_HEADERS(sys/cdefs.h) # Where glibc defines __THROW |
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AC_CHECK_HEADERS(features.h) # Where __GLIBC__ is defined |
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# We also need <ucontext.h>/<sys/ucontext.h>, but we get those from |
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# AC_PC_FROM_UCONTEXT, below. |
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|
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# We override a lot of memory allocation routines, not all of which are |
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# standard. For those the system doesn't declare, we'll declare ourselves. |
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AC_CHECK_DECLS([cfree, |
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posix_memalign, |
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memalign, |
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valloc, |
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pvalloc],,, |
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[#define _XOPEN_SOURCE 600 |
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#include <stdlib.h> |
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#include <malloc.h>]) |
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if test "$ac_cv_type_struct_mallinfo" = yes; then |
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AC_SUBST(ac_cv_have_struct_mallinfo, 1) # gperftools/tcmalloc.h needs this |
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else |
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AC_SUBST(ac_cv_have_struct_mallinfo, 0) |
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fi |
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# We need to check for mmap. cygwin supports mmap, but the autoconf |
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# test doesn't work on cygwin: |
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# http://www.cygwin.com/ml/cygwin/2002-04/msg00412.html |
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# This workaround comes from |
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# http://cygwin.com/ml/cygwin/2004-11/msg00138.html |
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case "$host" in |
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*-*-cygwin*) |
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ac_cv_func_mmap_fixed_mapped=yes |
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AC_DEFINE(HAVE_MMAP, 1, |
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[Define to 1 if you have a working `mmap' system call.]) |
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;; |
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*) AC_FUNC_MMAP |
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;; |
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esac |
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# If AtomicWord != Atomic32, we need to define two versions of all the |
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# atomicops functions. If they're the same, we want to define only one. |
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AC_MSG_CHECKING([if int32_t is the same type as intptr_t]) |
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AC_TRY_COMPILE([#include <stdint.h>], |
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[int32_t v1 = 0; intptr_t v2 = 0; return (&v1 - &v2)], |
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[AC_DEFINE(INT32_EQUALS_INTPTR, 1, |
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Define to 1 if int32_t is equivalent to intptr_t) |
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AC_MSG_RESULT([yes])], |
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[AC_MSG_RESULT([no])]) |
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# We want to access the "PC" (Program Counter) register from a struct |
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# ucontext. Every system has its own way of doing that. We try all the |
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# possibilities we know about. Note REG_PC should come first (REG_RIP |
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# is also defined on solaris, but does the wrong thing). But don't |
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# bother if we're not doing cpu-profiling. |
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# [*] means that we've not actually tested one of these systems |
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if test "$enable_cpu_profiler" = yes; then |
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AC_PC_FROM_UCONTEXT(AC_MSG_WARN(Could not find the PC. Will not try to compile libprofiler...); |
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enable_cpu_profiler=no) |
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fi |
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# Some tests test the behavior of .so files, and only make sense for dynamic. |
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AM_CONDITIONAL(ENABLE_STATIC, test "$enable_static" = yes) |
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|
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# We want to link in libunwind if it exists |
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AC_CHECK_LIB(unwind, backtrace, UNWIND_LIBS=-lunwind, UNWIND_LIBS=) |
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AC_SUBST(UNWIND_LIBS) |
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# On x86_64, instead of libunwind, we can choose to compile with frame-pointers |
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# (This isn't needed on i386, where -fno-omit-frame-pointer is the default). |
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AC_ARG_ENABLE(frame_pointers, |
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AS_HELP_STRING([--enable-frame-pointers], |
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[On x86_64 systems, compile with -fno-omit-frame-pointer (see INSTALL)]), |
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, enable_frame_pointers=no) |
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AM_CONDITIONAL(ENABLE_FRAME_POINTERS, test "$enable_frame_pointers" = yes) |
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# Some x86_64 systems do not insert frame pointers by default (all |
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# i386 systems that I know of, do. I don't know about non-x86 chips). |
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# We want to see if the current system is one of those. |
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AC_COMPILE_IFELSE([AC_LANG_PROGRAM(, [return __x86_64__ == 1 ? 0 : 1])], |
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[is_x86_64=yes], [is_x86_64=no]) |
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OLD_CFLAGS="$CFLAGS" |
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CFLAGS="$CFLAGS -S -O2 -o fp.s" |
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# This test will always fail because we don't name our output file properly. |
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# We do our own determination of success/failure in the grep, below. |
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AC_COMPILE_IFELSE([AC_LANG_PROGRAM([int f(int x) {return x;}], [return f(0);])], |
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[:], [:]) |
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AM_CONDITIONAL(X86_64_AND_NO_FP_BY_DEFAULT, |
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test "$is_x86_64" = yes && ! grep 'mov.*rsp.*rbp' fp.s >/dev/null 2>&1) |
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rm fp.s |
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CFLAGS="$OLD_CFLAGS" |
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|
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# We need to know if we're i386 so we can turn on -mmms, which is not |
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# on by default for i386 (it is for x86_64). |
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AC_COMPILE_IFELSE([AC_LANG_PROGRAM(, [return __i386__ == 1 ? 0 : 1])], |
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[is_i386=yes], [is_i386=no]) |
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AM_CONDITIONAL(I386, test "$is_i386" = yes) |
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|
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# See if the compiler supports -Wno-unused-result. |
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# Newer ubuntu's turn on -D_FORTIFY_SOURCE=2, enabling |
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# __attribute__((warn_unused_result)) for things like write(), |
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# which we don't care about. |
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AC_CACHE_CHECK([if the compiler supports -Wno-unused-result], |
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perftools_cv_w_no_unused_result, |
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[OLD_CFLAGS="$CFLAGS" |
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CFLAGS="$CFLAGS -Wno-error -Wno-unused-result" |
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# gcc doesn't warn about unknown flags unless it's |
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# also warning for some other purpose, hence the |
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# divide-by-0. (We use -Wno-error to make sure the |
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# divide-by-0 doesn't cause this test to fail!) |
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AC_COMPILE_IFELSE([AC_LANG_PROGRAM(, return 1/0)], |
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perftools_cv_w_no_unused_result=yes, |
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perftools_cv_w_no_unused_result=no) |
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CFLAGS="$OLD_CFLAGS"]) |
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AM_CONDITIONAL(HAVE_W_NO_UNUSED_RESULT, |
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test "$perftools_cv_w_no_unused_result" = yes) |
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|
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# Defines PRIuS |
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AC_COMPILER_CHARACTERISTICS |
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# Also make sure we get standard PRI... definitions, even with glibc. |
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# We have to use AH_VERBATIM because we need the #ifdef guard (gcc buglet) |
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AH_VERBATIM([__STDC_FORMAT_MACROS], |
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[/* C99 says: define this to get the PRI... macros from stdint.h */ |
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#ifndef __STDC_FORMAT_MACROS |
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# define __STDC_FORMAT_MACROS 1 |
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#endif]) |
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# Check if __builtin_stack_pointer() is available (for elfcore.h) |
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AC_MSG_CHECKING([for __builtin_stack_pointer()]) |
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AC_LINK_IFELSE([AC_LANG_PROGRAM(, [void *sp = __builtin_stack_pointer()])], |
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[AC_DEFINE(HAVE_BUILTIN_STACK_POINTER, 1, |
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Define to 1 if compiler supports __builtin_stack_pointer) |
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AC_MSG_RESULT([yes])], |
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[AC_MSG_RESULT([no])]) |
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# Check if __environ is available (for GetenvBeforeMain) |
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AC_MSG_CHECKING([for __environ]) |
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AC_LINK_IFELSE([AC_LANG_PROGRAM([#include <unistd.h>], |
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[char **env = __environ])], |
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[AC_DEFINE(HAVE___ENVIRON, 1, |
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[Define to 1 if compiler supports __environ]) |
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AC_MSG_RESULT([yes])], |
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[AC_MSG_RESULT([no])]) |
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|
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# If we support __thread, that can speed up tcmalloc a bit. |
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# Note, however, that our code tickles a bug in gcc < 4.1.2 |
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# involving TLS and -fPIC (which our libraries will use) on x86: |
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# http://gcc.gnu.org/ml/gcc-bugs/2006-09/msg02275.html |
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AC_MSG_CHECKING([for __thread]) |
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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)) |
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#error gcc has this bug: http://gcc.gnu.org/ml/gcc-bugs/2006-09/msg02275.html |
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#endif], [static __thread int p = 0])], |
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[AC_DEFINE(HAVE_TLS, 1, |
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Define to 1 if compiler supports __thread) |
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AC_MSG_RESULT([yes])], |
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[AC_MSG_RESULT([no])]) |
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# glibc's __malloc_hook/etc were declared volatile starting in glibc 2.14 |
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AC_MSG_CHECKING([if __malloc_hook is declared volatile]) |
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AC_COMPILE_IFELSE([AC_LANG_PROGRAM([#include <malloc.h> |
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void* (* volatile __malloc_hook)(size_t, const void*) = 0;],)], |
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[AC_DEFINE(MALLOC_HOOK_MAYBE_VOLATILE, volatile, |
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Define to 'volatile' if __malloc_hook is declared volatile) |
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AC_MSG_RESULT([yes])], |
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[AC_DEFINE(MALLOC_HOOK_MAYBE_VOLATILE, ) |
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AC_MSG_RESULT([no])]) |
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# Nanosleep requires extra libraries on some architectures (solaris). |
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# This sets NANOSLEEP_LIBS. nanosleep doesn't exist on mingw, which |
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# is fine for us because we don't compile libspinlock, which uses it. |
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if test "$need_nanosleep" = yes; then |
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ACX_NANOSLEEP |
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AC_SUBST(NANOSLEEP_LIBS) |
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fi |
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# Solaris 10 6/06 has a bug where /usr/sfw/lib/libstdc++.la is empty. |
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# If so, we replace it with our own version. |
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LIBSTDCXX_LA_LINKER_FLAG= |
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if test -f /usr/sfw/lib/libstdc++.la && ! test -s /usr/sfw/lib/libstdc++.la |
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then |
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LIBSTDCXX_LA_LINKER_FLAG='-L$(top_srcdir)/src/solaris' |
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fi |
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AC_SUBST(LIBSTDCXX_LA_LINKER_FLAG) |
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# We also need to check if the kernel supports __thread, which requires uname() |
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AC_CHECK_DECLS(uname,,, [#include <sys/utsname.h>]) |
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|
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# In fact, a lot of the code in this directory depends on pthreads |
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ACX_PTHREAD |
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# Find out what namespace 'normal' STL code lives in |
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AC_CXX_STL_NAMESPACE |
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|
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# Figure out where libc has program_invocation_name |
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AC_PROGRAM_INVOCATION_NAME |
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|
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# Make the install prefix available, to figure out where to look for pprof |
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AC_INSTALL_PREFIX |
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|
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# For windows, this has a non-trivial value (__declspec(export)), but any |
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# system that uses configure wants this to be the empty string. |
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AC_DEFINE(PERFTOOLS_DLL_DECL,, |
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[Always the empty-string on non-windows systems. |
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On windows, should be "__declspec(dllexport)". |
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This way, when we compile the dll, we export our functions/classes. |
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It's safe to define this here because config.h is only used |
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internally, to compile the DLL, and every DLL source file |
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#includes "config.h" before anything else.]) |
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|
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# In theory, config.h files shouldn't need a header guard, but we do, |
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# because we (maybe) #include windows/mingw.h from within config.h, |
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# and it #includes other .h files. These all have header guards, so |
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# the end result is if config.h is #included twice, its #undefs get |
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# evaluated twice, but all the ones in mingw.h/etc only get evaluated |
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# once, potentially causing trouble. c.f. |
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# http://code.google.com/p/gperftools/issues/detail?id=246 |
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AH_TOP([ |
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#ifndef GPERFTOOLS_CONFIG_H_ |
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#define GPERFTOOLS_CONFIG_H_ |
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]) |
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AH_VERBATIM([PTHREADS_CRASHES_IF_RUN_TOO_EARLY], |
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[/* Mark the systems where we know it's bad if pthreads runs too |
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early before main (before threads are initialized, presumably). */ |
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#ifdef __FreeBSD__ |
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#define PTHREADS_CRASHES_IF_RUN_TOO_EARLY 1 |
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#endif]) |
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|
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# MinGW uses autoconf, but also needs the windows shim routines |
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# (since it doesn't have its own support for, say, pthreads). |
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# This requires us to #include a special header file, and also to |
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# link in some windows versions of .o's instead of the unix versions. |
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# |
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# Also, manually mark systems where we have to be careful how early |
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# we run pthreads. TODO(csilvers): turn this into an autoconf check. |
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AH_BOTTOM([ |
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#ifdef __MINGW32__ |
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#include "windows/mingw.h" |
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#endif |
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|
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#endif /* #ifndef GPERFTOOLS_CONFIG_H_ */ |
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]) |
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AM_CONDITIONAL(MINGW, expr $host : '.*-mingw' >/dev/null 2>&1) |
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AM_CONDITIONAL(OSX, expr $host : '.*-apple-darwin.*' >/dev/null 2>&1) |
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|
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# Redhat 7 (and below?) has sys/ucontext.h, but if you try to #include |
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# it directly, the compiler gets upset. So we pretend we don't have |
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# it. |
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if cat /etc/redhat-release 2>/dev/null | grep "Red Hat Linux release 7" >/dev/null 2>&1; then |
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AC_DEFINE(HAVE_SYS_UCONTEXT_H, 0, [<sys/ucontext.h> is broken on redhat 7]) |
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fi |
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|
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# Export the --enable flags we set above. We do this at the end so |
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# other configure rules can enable or disable targets based on what |
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# they find. |
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AM_CONDITIONAL(WITH_CPU_PROFILER, test "$enable_cpu_profiler" = yes) |
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AM_CONDITIONAL(WITH_HEAP_PROFILER, test "$enable_heap_profiler" = yes) |
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AM_CONDITIONAL(WITH_HEAP_CHECKER, test "$enable_heap_checker" = yes) |
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AM_CONDITIONAL(WITH_DEBUGALLOC, test "$enable_debugalloc" = yes) |
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# We make tcmalloc.so if either heap-profiler or heap-checker is asked for. |
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AM_CONDITIONAL(WITH_HEAP_PROFILER_OR_CHECKER, |
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test "$enable_heap_profiler" = yes -o \ |
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"$enable_heap_checker" = yes) |
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# If we don't use any profilers, we don't need stack traces (or pprof) |
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AM_CONDITIONAL(WITH_STACK_TRACE, test "$enable_cpu_profiler" = yes -o \ |
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"$enable_heap_profiler" = yes -o \ |
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"$enable_heap_checker" = yes) |
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# Write generated configuration file |
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AC_CONFIG_FILES([Makefile |
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src/gperftools/tcmalloc.h src/windows/gperftools/tcmalloc.h]) |
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AC_OUTPUT
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|