Fix ABI: add padding to structures shared between UST and consumer

[lttng-ust.git] / configure.ac

diff --git a/configure.ac b/configure.ac
index 21dca42c45fa563054dec166c79f9dff32ef6576..0bcc408139d2d12c4b3e098c8418adbe95ef2174 100644 (file)
--- a/configure.ac
+++ b/configure.ac
@@ -46,20 +46,8 @@ AC_CHECK_LIB([dl], [dlopen])
 AC_CHECK_LIB([pthread], [pthread_create])
 
 # Check for libuuid
-AC_CHECK_LIB([uuid], [uuid_generate],
-[
-       AC_DEFINE_UNQUOTED([LTTNG_UST_HAVE_LIBUUID], 1, [Has libuuid support.])
-],
-[
-       # libuuid not found, check for uuid_create in libc.
-       AC_CHECK_LIB([c], [uuid_create],
-       [
-               AC_DEFINE_UNQUOTED([LTTNG_UST_HAVE_LIBC_UUID], 1, [Has libc uuid support.])
-       ],
-       [
-               AC_MSG_ERROR([Cannot find libuuid uuid_generate nor libc uuid_create. Use [LDFLAGS]=-Ldir to specify its location.])
-       ])
-]
+AC_CHECK_LIB([uuid], [uuid_generate], [],
+       [AC_MSG_ERROR([Cannot find libuuid. Use [LDFLAGS]=-Ldir to specify its location.])]
 )
 
 # Checks for header files.
@@ -96,7 +84,7 @@ AS_IF([test "x$TEXINFO" != "xyes"],[
 # URCU
 
 # urcu - check if we just find the headers it out of the box.
-AC_CHECK_HEADERS([urcu-bp.h], [], [AC_MSG_ERROR([Cannot find [URCU] headers (urcu-bp.h). Use [CFLAGS]=-Idir to specify their location.
+AC_CHECK_HEADERS([urcu-bp.h], [], [AC_MSG_ERROR([Cannot find [URCU] headers (urcu-bp.h). Use [CPPFLAGS]=-Idir to specify their location.
 This error can also occur when the liburcu package's configure script has not been run.])])
 
 AC_MSG_CHECKING([caa_likely()])
@@ -197,9 +185,9 @@ AS_IF([test $JAVA_JDK],[
        AS_IF([test -d $JAVA_JDK],[
                 AC_MSG_RESULT([using Java includes in $JAVA_SDK])
                 SUBDIRS=`find $JAVA_JDK/include -type d`
-               CFLAGS+=" "
-                CFLAGS+=`for x in $SUBDIRS; do echo -n "-I$x "; done`
-               CFLAGS+=" "
+               CPPFLAGS+=" "
+                CPPFLAGS+=`for x in $SUBDIRS; do echo -n "-I$x "; done`
+               CPPFLAGS+=" "
         ],[
                 AC_MSG_ERROR(Unable to find Java include files in $JAVA_JDK)
         ])
@@ -242,7 +230,7 @@ AS_IF([test "x$with_sdt" = "xyes"],[
                AC_DEFINE([LTTNG_UST_HAVE_SDT_INTEGRATION], [1])
        ],[
                AC_MSG_RESULT([no])
-               AC_MSG_ERROR([The sdt.h integration was requested but the STAP_PROBEV define cannot be used. Make sure it is installed, and up to date, or use CFLAGS=-I/path/ to specify a non-standard path to sys/sdt.h])
+               AC_MSG_ERROR([The sdt.h integration was requested but the STAP_PROBEV define cannot be used. Make sure it is installed, and up to date, or use CPPFLAGS=-I/path/ to specify a non-standard path to sys/sdt.h])
        ])
 ])