# make sure we're interpreted by some minimal autoconf
AC_PREREQ(2.57)
-AC_INIT(glog, 0.2.1, opensource@google.com)
+AC_INIT(glog, 0.3.4, opensource@google.com)
# The argument here is just something that should be in the current directory
# (for sanity checking)
AC_CONFIG_SRCDIR(README)
+AC_CONFIG_MACRO_DIR([m4])
AM_INIT_AUTOMAKE
AM_CONFIG_HEADER(src/config.h)
+AC_LANG(C++)
+
# Checks for programs.
AC_PROG_CC
AC_PROG_CPP
# For backtrace with glibc.
AC_CHECK_HEADERS(execinfo.h)
# For backtrace with libunwind.
-AC_CHECK_HEADERS(libunwind.h)
+AC_CHECK_HEADERS(libunwind.h, ac_cv_have_libunwind_h=1, ac_cv_have_libunwind_h=0)
AC_CHECK_HEADERS(ucontext.h)
AC_CHECK_HEADERS(sys/utsname.h)
AC_CHECK_HEADERS(pwd.h)
AC_CHECK_HEADERS(syslog.h)
AC_CHECK_HEADERS(sys/time.h)
AC_CHECK_HEADERS(glob.h)
+# For backtrace with gcc.
+AC_CHECK_HEADERS(unwind.h)
+
+AC_CHECK_HEADER(windows.h, ac_cv_have_windows_h=1, ac_cv_have_windows_h=0)
+if test x"$ac_cv_have_windows_h" = x"1"; then
+ MINGW_CFLAGS=-Isrc/windows
+fi
AC_CHECK_SIZEOF(void *)
AC_CHECK_FUNC(sigaltstack,
AC_DEFINE(HAVE_SIGALTSTACK, 1,
[Define if you have the `sigaltstack' function]))
+AC_CHECK_FUNC(sigaction,
+ AC_DEFINE(HAVE_SIGACTION, 1,
+ [Define if you have the 'sigaction' function]))
AC_CHECK_FUNC(dladdr,
AC_DEFINE(HAVE_DLADDR, 1,
[Define if you have the `dladdr' function]))
AC_CHECK_FUNC(fcntl,
AC_DEFINE(HAVE_FCNTL, 1,
[Define if you have the `fcntl' function]))
+AC_CHECK_FUNC(pread,
+ AC_DEFINE(HAVE_PREAD, 1,
+ [Define if you have the 'pread' function]))
+AC_CHECK_FUNC(pwrite,
+ AC_DEFINE(HAVE_PWRITE, 1,
+ [Define if you have the 'pwrite' function]))
AX_C___ATTRIBUTE__
# We only care about these two attributes.
if test x"$ac_cv___attribute__" = x"yes"; then
ac_cv___attribute___noreturn="__attribute__ ((noreturn))"
+ ac_cv___attribute___noinline="__attribute__ ((noinline))"
ac_cv___attribute___printf_4_5="__attribute__((__format__ (__printf__, 4, 5)))"
else
ac_cv___attribute___noreturn=
+ ac_cv___attribute___noinline=
ac_cv___attribute___printf_4_5=
fi
# (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)]),
+ [On x86_64 systems, compile with -fno-omit-frame-pointer (see INSTALL)]),,
enable_frame_pointers=no)
AC_COMPILE_IFELSE([AC_LANG_PROGRAM(, [return __x86_64__ == 1 ? 0 : 1])],
[is_x86_64=yes], [is_x86_64=no])
AM_CONDITIONAL(ENABLE_FRAME_POINTERS, test "$enable_frame_pointers" = yes)
AM_CONDITIONAL(X86_64, test "$is_x86_64" = yes)
+AC_ARG_ENABLE(rtti,
+ AS_HELP_STRING([--disable-rtti],
+ [Disable RTTI in glog]))
+AM_CONDITIONAL(DISABLE_RTTI, test x"$enable_rtti" = x"no")
+if test x"$enable_rtti" = x"no"; then
+ AC_DEFINE(DISABLE_RTTI, 1, [define if glog doesn't use RTTI])
+fi
+
# Some of the code in this directory depends on pthreads
ACX_PTHREAD
if test x"$acx_pthread_ok" = x"yes"; then
# once the m4 macro of Google Mocking becomes ready.
# Check if there is Google Test library installed.
AC_CHECK_PROG(GTEST_CONFIG, gtest-config, "yes")
-if test x"$GTEST_CONFIG" = "xyes"; then
+AC_CHECK_LIB(gtest, main, have_gtest_lib="yes")
+if test x"$GTEST_CONFIG" = "xyes" -a x"$have_gtest_lib" = "xyes"; then
GTEST_CFLAGS=`gtest-config --cppflags --cxxflags`
GTEST_LIBS=`gtest-config --ldflags --libs`
AC_DEFINE(HAVE_LIB_GTEST, 1, [define if you have google gtest library])
AC_CXX_USING_OPERATOR
-# 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).
-AC_MSG_CHECKING([how to access the program counter from a struct ucontext])
-pc_fields=" uc_mcontext.gregs[[REG_PC]]" # Solaris x86 (32 + 64 bit)
-pc_fields="$pc_fields uc_mcontext.gregs[[REG_EIP]]" # Linux (i386)
-pc_fields="$pc_fields uc_mcontext.gregs[[REG_RIP]]" # Linux (x86_64)
-pc_fields="$pc_fields uc_mcontext.sc_ip" # Linux (ia64)
-pc_fields="$pc_fields uc_mcontext.uc_regs->gregs[[PT_NIP]]" # Linux (ppc)
-pc_fields="$pc_fields uc_mcontext.gregs[[R15]]" # Linux (arm old [untested])
-pc_fields="$pc_fields uc_mcontext.arm_pc" # Linux (arm new [untested])
-pc_fields="$pc_fields uc_mcontext.mc_eip" # FreeBSD (i386)
-pc_fields="$pc_fields uc_mcontext.mc_rip" # FreeBSD (x86_64 [untested])
-pc_fields="$pc_fields uc_mcontext->ss.eip" # OS X (i386, <=10.4)
-pc_fields="$pc_fields uc_mcontext->__ss.__eip" # OS X (i386, >=10.5)
-pc_fields="$pc_fields uc_mcontext->ss.rip" # OS X (x86_64)
-pc_fields="$pc_fields uc_mcontext->__ss.__rip" # OS X (>=10.5 [untested])
-pc_fields="$pc_fields uc_mcontext->ss.srr0" # OS X (ppc, ppc64 [untested])
-pc_fields="$pc_fields uc_mcontext->__ss.__srr0" # OS X (>=10.5 [untested])
-pc_field_found=false
-for pc_field in $pc_fields; do
- if ! $pc_field_found; then
- AC_TRY_COMPILE([#define _GNU_SOURCE 1
- #include <ucontext.h>],
- [ucontext_t u; return u.$pc_field == 0;],
- AC_DEFINE_UNQUOTED(PC_FROM_UCONTEXT, $pc_field,
- How to access the PC from a struct ucontext)
- AC_MSG_RESULT([$pc_field])
- pc_field_found=true)
- fi
-done
-if ! $pc_field_found; then
- AC_MSG_WARN(Could not find the PC. Will not output failed addresses...)
-fi
+AC_PC_FROM_UCONTEXT(AC_MSG_WARN(Could not find the PC. Will not output failed addresses...))
+
+AC_DEFINE_UNQUOTED(TEST_SRC_DIR, "$srcdir", [location of source code])
# These are what's needed by logging.h.in and raw_logging.h.in
AC_SUBST(ac_google_start_namespace)
AC_SUBST(ac_google_namespace)
AC_SUBST(ac_cv_cxx_using_operator)
AC_SUBST(ac_cv___attribute___noreturn)
+AC_SUBST(ac_cv___attribute___noinline)
AC_SUBST(ac_cv___attribute___printf_4_5)
AC_SUBST(ac_cv_have___builtin_expect)
AC_SUBST(ac_cv_have_stdint_h)
AC_SUBST(GFLAGS_CFLAGS)
AC_SUBST(GTEST_CFLAGS)
AC_SUBST(GMOCK_CFLAGS)
+AC_SUBST(MINGW_CFLAGS)
AC_SUBST(GFLAGS_LIBS)
AC_SUBST(GTEST_LIBS)
AC_SUBST(GMOCK_LIBS)