X-Git-Url: http://git.lttng.org/?a=blobdiff_plain;f=configure.ac;h=73e95bb8bacc55458cf01762840840f925f5e5be;hb=8c98245fd779d9aa1ae9b33524bc504f91d5dcae;hp=441caaa28482935e3b6129696dd56f5dfe6209a2;hpb=3537976a4bad90e28471bc7f15287b46cc208fa5;p=ust.git

diff --git a/configure.ac b/configure.ac
index 441caaa..73e95bb 100644
--- a/configure.ac
+++ b/configure.ac
@@ -4,6 +4,8 @@
 #AC_PREREQ([2.63])
 AC_INIT([ust], [0.0], [pierre-marc dot fournier at polymtl dot ca])
 AC_CONFIG_AUX_DIR([config])
+AC_CANONICAL_TARGET
+AC_CANONICAL_HOST
 AC_CONFIG_MACRO_DIR([m4])
 AM_INIT_AUTOMAKE([0.0 foreign dist-bzip2 no-dist-gzip])
 AC_CONFIG_SRCDIR([ustctl/ustctl.c])
@@ -62,9 +64,51 @@ AC_CHECK_LIB([urcu-bp], [synchronize_rcu], [], [AC_MSG_ERROR([Cannot find liburc
 
 AC_CHECK_HEADERS([kcompat.h], [], [AC_MSG_ERROR([Cannot find kcompat headers (kcompat.h). Use [CFLAGS]=-Idir to specify their location.])])
 
+# Check for various supplementary host information (beyond the
+# triplet) which might affect the library format choices.  E.g., we
+# can be building with `i686-unknown-linux-gnu-gcc -m64'
+
+case "${host}" in
+changequote(,)dnl
+  i[34567]86-*-linux*)
+changequote([,])dnl
+    AC_CACHE_CHECK([if building for x86-64], [ust_cv_i386_is_x86_64],
+                    [save_CPPFLAGS="$CPPFLAGS"
+                    CPPFLAGS="$CPPFLAGS $CFLAGS"
+                    AC_EGREP_CPP([got it], [
+#if __x86_64__
+got it
+#endif
+                 ], [ust_cv_i386_is_x86_64=yes],
+                    [ust_cv_i386_is_x86_64=no])
+                    CPPFLAGS="$save_CPPFLAGS"])
+    ;;
+esac
+
+AC_MSG_CHECKING([library format for the host system])
+case $host_cpu in
+changequote(,)dnl
+	i[3456]86)
+changequote([,])dnl
+	  if test "$ust_cv_i386_is_x86_64" = yes ; then
+	     LIBFORMAT="elf64-x86-64"
+	  else
+	     LIBFORMAT="elf32-i386"
+	  fi
+	  ;;
+	x86_64) LIBFORMAT="elf64-x86-64" ;;
+	ppc) LIBFORMAT="elf32-powerpc" ;;
+	ppc64) LIBFORMAT="elf64-powerpc" ;;
+	s390) LIBFORMAT="elf32-s390" ;;
+	s390x) LIBFORMAT="elf64-s390" ;;
+	*) AC_MSG_ERROR([unable to detect library format (unsupported architecture?)]) ;;
+esac
+AC_SUBST(LIBFORMAT)
+AC_MSG_RESULT($LIBFORMAT)
 
 AC_CONFIG_FILES([
 	Makefile
+	include/Makefile
 	libust/Makefile
 	tests/Makefile
 	tests/hello/Makefile
@@ -72,6 +116,7 @@ AC_CONFIG_FILES([
 	tests/basic/Makefile
 	tests/basic_long/Makefile
 	tests/fork/Makefile
+	tests/simple_include/Makefile
 	libmallocwrap/Makefile
 	libinterfork/Makefile
 	ustd/Makefile