Fix: Don't override user variables within the build system

[lttng-tools.git] / configure.ac

diff --git a/configure.ac b/configure.ac
index 65f1c6d6b98e6158d222cbd01243c7391af287f8..6ac21349761af0d7b89c8a4ea1357151baa89853 100644 (file)
--- a/configure.ac
+++ b/configure.ac
@@ -8,7 +8,7 @@ AC_CONFIG_MACRO_DIR([m4])
 AC_CANONICAL_TARGET
 AC_CANONICAL_HOST
 
-AM_INIT_AUTOMAKE([foreign dist-bzip2 no-dist-gzip tar-pax])
+AM_INIT_AUTOMAKE([foreign dist-bzip2 no-dist-gzip tar-pax nostdinc])
 AM_MAINTAINER_MODE([enable])
 
 # Enable silent rules if available (Introduced in AM 1.11)
@@ -59,9 +59,6 @@ AS_IF([test "x$ax_cv___attribute__" = "xyes"],
         [AC_MSG_ERROR([The compiler does not support __attribute__ extensions])])
 
 AX_PTHREAD(,[AC_MSG_ERROR([Could not configure pthreads support])])
-LIBS="$PTHREAD_LIBS $LIBS"
-CFLAGS="$CFLAGS $PTHREAD_CFLAGS"
-CC="$PTHREAD_CC"
 
 AX_LIB_SOCKET_NSL
 
@@ -87,8 +84,8 @@ AC_DEFINE_UNQUOTED([VERSION_MAJOR], $major_version, [LTTng-Tools major version n
 AC_DEFINE_UNQUOTED([VERSION_MINOR], $minor_version, [LTTng-Tools minor version number])
 AC_DEFINE_UNQUOTED([VERSION_PATCHLEVEL], $patchlevel_version, [LTTng-Tools patchlevel version number])
 
-version_name="Codename TBD"
-version_description='Description TBD'
+version_name="KeKriek"
+version_description='From Brasserie Dunham, a sour mashed golden wheat ale fermented with local sour cherries from Tougas orchards. Fresh sweet cherry notes with some tartness, lively carbonation with a dry finish.'
 version_description_c=$(echo $version_description | $SED 's/"/\\"/g')
 
 AC_DEFINE_UNQUOTED([VERSION_NAME], ["$version_name"], "")
@@ -385,7 +382,7 @@ AM_CONDITIONAL([LTTNG_BUILD_WITH_LIBC_UUID], [test "x$link_with_libc_uuid" = "xy
 AC_CHECK_FUNC([clock_gettime], [AC_DEFINE_UNQUOTED([LTTNG_HAVE_CLOCK_GETTIME], 1, [Has clock_gettime() support.])])
 
 # URCU library version needed or newer
-m4_define([WRONG_LIBURCU_MSG], [Userspace RCU (liburcu) >= 0.8.0 is needed])
+m4_define([WRONG_LIBURCU_MSG], [Userspace RCU (liburcu) >= 0.9.0 is needed])
 
 # Check liburcu needed function calls
 AC_CHECK_DECL([cds_list_add], [],
@@ -410,13 +407,18 @@ AC_CHECK_DECL([cmm_smp_mb__before_uatomic_or], [],
         [AC_MSG_ERROR([WRONG_LIBURCU_MSG])], [[#include <urcu.h>]]
 )
 
+#Function added in urcu 0.9.0
+AC_CHECK_DECL([urcu_ref_get_unless_zero], [],
+        [AC_MSG_ERROR([WRONG_LIBURCU_MSG])], [[#include <urcu/ref.h>]]
+)
+
 # Check kmod library
 AC_ARG_WITH(kmod-prefix,
   AS_HELP_STRING([--with-kmod-prefix=PATH],
                [Specify the installation prefix of the kmod library.
                Headers must be in PATH/include; libraries in PATH/lib.]),
                [
-                       CPPFLAGS="$CPPFLAGS -I${withval}/include"
+                       AM_CPPFLAGS="$AM_CPPFLAGS -I${withval}/include"
                        LDFLAGS="$LDFLAGS -L${withval}/lib64 -L${withval}/lib"
                ])
 
@@ -441,7 +443,7 @@ AC_ARG_WITH(lttng-ust-prefix,
                  [Specify the installation prefix of the lttng-ust library.
                  Headers must be in PATH/include; libraries in PATH/lib.]),
                  [
-                   CPPFLAGS="$CPPFLAGS -I${withval}/include"
+                   AM_CPPFLAGS="$AM_CPPFLAGS -I${withval}/include"
                    LDFLAGS="$LDFLAGS -L${withval}/lib64 -L${withval}/lib"
                  ])
 
@@ -970,9 +972,11 @@ modify their sources.
 # export flex condition
 AM_CONDITIONAL([HAVE_FLEX], [test "x$have_flex" = "xyes"])
 
-CFLAGS="-Wall $CFLAGS -g -fno-strict-aliasing"
+AM_CFLAGS="-Wall -fno-strict-aliasing $PTHREAD_CFLAGS"
+AC_SUBST(AM_CFLAGS)
 
-DEFAULT_INCLUDES="-I\$(top_srcdir) -I\$(top_builddir) -I\$(top_builddir)/src -I\$(top_builddir)/include -include config.h"
+AM_CPPFLAGS="-I\$(top_srcdir)/include -I\$(top_builddir)/include -I\$(top_srcdir)/src -include config.h $AM_CPPFLAGS"
+AC_SUBST(AM_CPPFLAGS)
 
 lttngincludedir="${includedir}/lttng"
 AC_SUBST(lttngincludedir)
@@ -989,8 +993,6 @@ AC_SUBST(lttngnotificationincludedir)
 lttngtriggerincludedir="${includedir}/lttng/trigger"
 AC_SUBST(lttngtriggerincludedir)
 
-AC_SUBST(DEFAULT_INCLUDES)
-
 lttnglibexecdir="${libdir}/lttng/libexec"
 AC_SUBST(lttnglibexecdir)
 
@@ -1049,6 +1051,7 @@ AC_CONFIG_FILES([
        tests/regression/tools/crash/Makefile
        tests/regression/tools/regen-metadata/Makefile
        tests/regression/tools/regen-statedump/Makefile
+       tests/regression/tools/notification/Makefile
        tests/regression/ust/Makefile
        tests/regression/ust/nprocesses/Makefile
        tests/regression/ust/high-throughput/Makefile