Add target arch and paths to the configure output
[lttng-tools.git] / configure.ac
index be7a328f63269ed8a8a37c7129b57022ed1b2949..c7941a86e2ec1bd68f3c3841ae1f3aed53038b43 100644 (file)
@@ -1,8 +1,12 @@
-AC_INIT([lttng-tools], [0.0.1], [david.goulet@polymtl.ca], [http://lttng.org])
+AC_INIT([lttng-tools],[2.0-pre16],[david.goulet@polymtl.ca],[],[http://lttng.org])
 AC_CONFIG_AUX_DIR([config])
+AC_CANONICAL_TARGET
+AC_CANONICAL_HOST
 AC_CONFIG_MACRO_DIR([config])
-AM_INIT_AUTOMAKE
-AM_SILENT_RULES([yes])
+AM_INIT_AUTOMAKE([foreign dist-bzip2 no-dist-gzip])
+m4_ifdef([AM_SILENT_RULES], [AM_SILENT_RULES([yes])])
+
+AC_CONFIG_HEADERS([include/config.h])
 
 AC_CHECK_HEADERS([ \
        sys/types.h unistd.h fcntl.h string.h pthread.h limits.h \
@@ -10,6 +14,39 @@ AC_CHECK_HEADERS([ \
        getopt.h sys/ipc.h sys/shm.h popt.h grp.h \
 ])
 
+AC_ARG_WITH([consumerd32-bin],
+       AS_HELP_STRING([--with-consumerd32-bin],
+       [Location of the 32-bit consumerd executable (including the filename)]),
+       [CONSUMERD32_BIN="$withval"],
+       [CONSUMERD32_BIN=''])
+AC_SUBST([CONSUMERD32_BIN])
+
+AC_ARG_WITH([consumerd64-bin],
+       AS_HELP_STRING([--with-consumerd64-bin],
+       [Location of the 64-bit consumerd executable (including the filename)]),
+       [CONSUMERD64_BIN="$withval"],
+       [CONSUMERD64_BIN=''])
+AC_SUBST([CONSUMERD64_BIN])
+
+AC_ARG_WITH([consumerd32-libdir],
+       AS_HELP_STRING([--with-consumerd32-libdir],
+       [Directory containing the 32-bit consumerd libraries]),
+       [CONSUMERD32_LIBDIR="$withval"],
+       [CONSUMERD32_LIBDIR=''])
+AC_SUBST([CONSUMERD32_LIBDIR])
+
+AC_ARG_WITH([consumer64d-libdir],
+       AS_HELP_STRING([--with-consumerd64-libdir],
+       [Directory containing the 64-bit consumerd libraries]),
+       [CONSUMERD64_LIBDIR="$withval"],
+       [CONSUMERD64_LIBDIR=''])
+AC_SUBST([CONSUMERD64_LIBDIR])
+
+AC_DEFINE_UNQUOTED([CONFIG_CONSUMERD32_BIN], $CONSUMERD32_BIN, [Location of the 32-bit consumerd executable.])
+AC_DEFINE_UNQUOTED([CONFIG_CONSUMERD64_BIN], $CONSUMERD64_BIN, [Location of the 64-bit consumerd executable])
+AC_DEFINE_UNQUOTED([CONFIG_CONSUMERD32_LIBDIR], $CONSUMERD32_LIBDIR, [Search for consumerd 32-bit libraries in this location.])
+AC_DEFINE_UNQUOTED([CONFIG_CONSUMERD64_LIBDIR], $CONSUMERD64_LIBDIR, [Search for consumerd 64-bit libraries in this location.])
+
 # Check for pthread
 AC_CHECK_LIB([pthread], [pthread_create], [],
        [AC_MSG_ERROR([Cannot find libpthread. Use [LDFLAGS]=-Ldir to specify its location.])]
@@ -20,35 +57,166 @@ AC_CHECK_LIB([popt], [poptGetContext], [],
        [AC_MSG_ERROR([Cannot find libpopt. Use [LDFLAGS]=-Ldir to specify its location.])]
 )
 
-# Check libuuid
-AC_CHECK_LIB([uuid], [uuid_generate], [],
-       [AC_MSG_ERROR([Cannot find libuuid. Use [LDFLAGS]=-Ldir to specify its location.])]
-)
+# URCU library version needed or newer
+liburcu_version=">= 0.6.7"
 
-# Check liburcu
+# Check liburcu needed function calls
 AC_CHECK_DECL([cds_list_add], [],
-       [AC_MSG_ERROR([liburcu 0.5.4 or newer is needed])], [[#include <urcu/list.h>]]
+       [AC_MSG_ERROR([liburcu $liburcu_version or newer is needed])], [[#include <urcu/list.h>]]
+)
+AC_CHECK_DECL([cds_wfq_init], [],
+       [AC_MSG_ERROR([liburcu $liburcu_version or newer is needed])], [[#include <urcu/wfqueue.h>]]
+)
+AC_CHECK_DECL([cds_wfq_dequeue_blocking], [],
+    [AC_MSG_ERROR([liburcu $liburcu_version or newer is needed])], [[#include <urcu/wfqueue.h>]]
+)
+AC_CHECK_DECL([futex_async], [],
+       [AC_MSG_ERROR([liburcu $liburcu_version or newer is needed])], [[#include <urcu/futex.h>]]
+)
+AC_CHECK_DECL([rcu_thread_offline], [],
+       [AC_MSG_ERROR([liburcu $liburcu_version or newer is needed])], [[#include <urcu.h>]]
+)
+AC_CHECK_DECL([rcu_thread_online], [],
+       [AC_MSG_ERROR([liburcu $liburcu_version or newer is needed])], [[#include <urcu.h>]]
+)
+AC_CHECK_DECL([caa_likely], [],
+       [AC_MSG_ERROR([liburcu $liburcu_version or newer is needed])], [[#include <urcu.h>]]
 )
 
-CFLAGS="-Wall $CFLAGS -g -fno-strict-aliasing"
+# Check liblttng-ust-ctl library
+AC_ARG_ENABLE(lttng-ust,
+       AS_HELP_STRING([--disable-lttng-ust],[build without LTTng-UST (Userspace Tracing) support]),
+       lttng_ust_support=$enableval, lttng_ust_support=yes)
+
+AS_IF([test "x$lttng_ust_support" = "xyes"], [
+       AC_CHECK_LIB([lttng-ust-ctl], [ustctl_create_session], [],
+               [AC_MSG_ERROR([Cannot find LTTng-UST. Use [LDFLAGS]=-Ldir to specify its location, or specify --disable-lttng-ust to build lttng-tools without LTTng-UST support.])]
+       )
+])
+
+AM_CONDITIONAL([HAVE_LIBLTTNG_UST_CTL], [ test "x$ac_cv_lib_lttng_ust_ctl_ustctl_create_session" = "xyes" ])
+
+AC_CHECK_FUNCS([sched_getcpu sysconf])
+
+# Option to only build the consumer daemon and its libraries
+AC_ARG_WITH([consumerd-only],
+       AS_HELP_STRING([--with-consumerd-only],[Only build the consumer daemon [default=no]]),
+       [consumerd_only=$withval],
+       [consumerd_only=no])
+AM_CONDITIONAL([BUILD_CONSUMERD_ONLY], [test "x$consumerd_only" = "xyes"])
+
+# Epoll check. If not present, the build will fallback on poll() API
+AX_HAVE_EPOLL(
+       [AX_CONFIG_FEATURE_ENABLE(epoll)],
+       [AX_CONFIG_FEATURE_DISABLE(epoll)]
+)
+AX_CONFIG_FEATURE(
+       [epoll], [This platform supports epoll(7)],
+       [HAVE_EPOLL], [This platform supports epoll(7).],
+       [enable_epoll="yes"], [enable_epoll="no"]
+)
+AM_CONDITIONAL([COMPAT_EPOLL], [ test "$enable_epoll" = "yes" ])
 
 AC_PROG_CC
-AC_PROG_LIBTOOL
+LT_INIT
+
+CFLAGS="-Wall $CFLAGS -g -fno-strict-aliasing"
+
+DEFAULT_INCLUDES="-I\$(top_srcdir) -I\$(top_builddir)"
+
+lttngincludedir="${includedir}/lttng"
+
+AC_SUBST(lttngincludedir)
+AC_SUBST(DEFAULT_INCLUDES)
 
 AC_CONFIG_FILES([
        Makefile
        include/Makefile
+       common/Makefile
        libkernelctl/Makefile
-       liblttkconsumerd/Makefile
+       liblttng-consumer/Makefile
+       liblttng-kconsumer/Makefile
+       liblttng-ustconsumer/Makefile
        liblttngctl/Makefile
-       liblttsessiondcomm/Makefile
-       libustctl/Makefile
-       libustcomm/Makefile
-       ltt-kconsumerd/Makefile
-       ltt-sessiond/Makefile
+       liblttng-sessiond-comm/Makefile
+       liblttng-ht/Makefile
+       lttng-consumerd/Makefile
+       lttng-sessiond/Makefile
        lttng/Makefile
        tests/Makefile
-       tests/ltt-sessiond/Makefile
+       doc/Makefile
 ])
 
 AC_OUTPUT
+
+#
+# Mini-report on what will be built
+#
+AS_ECHO()
+
+# Target architecture we're building for
+target_arch=$host_cpu
+[
+for f in $CFLAGS; do
+        if test $f = "-m32"; then
+                       target_arch="32-bit"
+        elif test $f = "-m64"; then
+                       target_arch="64-bit"
+        fi
+done
+]
+AS_ECHO_N("Target architecture: ")
+AS_ECHO($target_arch)
+
+# LTTng-UST enabled/disabled
+AS_ECHO_N("Lttng-UST support: ")
+AS_IF([test "x$lttng_ust_support" = "xyes"],[
+       AS_ECHO("Enabled")
+],[
+       AS_ECHO("Disabled")
+])
+
+# Do we build only the consumerd, or everything
+AS_IF([test "x$consumerd_only" = "xyes"],[
+       AS_ECHO("Only the consumerd daemon will be built.")
+],[
+       AS_ECHO("All binaries will be built.")
+])
+
+# If we build the sessiond, print the paths it will use
+AS_IF([test "x$consumerd_only" = "xno"],[
+       AS_ECHO()
+       AS_ECHO("The sessiond daemon will look in the following directories: ")
+       AS_ECHO_N("32-bit consumerd executable at: ")
+       AS_IF([test "$CONSUMERD32_BIN" = ""],[
+               AS_ECHO_N("`eval eval echo $bindir`")
+               AS_ECHO("/lttng-consumerd")
+       ],[
+               AS_ECHO("$CONSUMERD32_BIN")
+       ])
+
+       AS_ECHO_N("32-bit consumer libraries in:   ")
+       AS_IF([test "$CONSUMERD32_LIBDIR" = ""],[
+               AS_ECHO("`eval eval echo $libdir`")
+       ],[
+               AS_ECHO("$CONSUMERD32_LIBDIR")
+       ])
+
+       AS_ECHO_N("64-bit consumerd executable at: ")
+       AS_IF([test "$CONSUMERD64_BIN" = ""],[
+               AS_ECHO_N("`eval eval echo $bindir`")
+               AS_ECHO("/lttng-consumerd")
+       ],[
+               AS_ECHO("$CONSUMERD64_BIN")
+       ])
+
+       AS_ECHO_N("64-bit consumer libraries in:   ")
+       AS_IF([test "$CONSUMERD64_LIBDIR" = ""],[
+               AS_ECHO("`eval eval echo $libdir`")
+       ],[
+               AS_ECHO("$CONSUMERD64_LIBDIR")
+       ])
+])
+
+AS_ECHO()
+
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