# -*- Autoconf -*-
# Process this file with autoconf to produce a configure script.
-#AC_PREREQ([2.63])
-AC_INIT([ust], [0.0], [pierre-marc dot fournier at polymtl dot ca])
-AC_CONFIG_AUX_DIR(make_scripts)
-AM_INIT_AUTOMAKE([0.0 foreign])
-AC_CONFIG_SRCDIR([ust/localerr.h])
-#AC_CONFIG_HEADERS([config.h])
+AC_INIT([ust], [0.16], [mathieu dot desnoyers at efficios dot com])
+AC_CONFIG_AUX_DIR([config])
+AC_CANONICAL_TARGET
+AC_CANONICAL_HOST
+AC_CONFIG_MACRO_DIR([config])
+AM_INIT_AUTOMAKE([foreign])
+m4_ifdef([AM_SILENT_RULES], [AM_SILENT_RULES([yes])])
+AC_CONFIG_SRCDIR([ustctl/ustctl.c])
+AC_CONFIG_HEADERS([config.h include/ust/config.h])
+AH_TEMPLATE([HAVE_EFFICIENT_UNALIGNED_ACCESS], [Use efficient unaligned access.])
+# Compute minor/major version numbers
+major_version=`echo AC_PACKAGE_VERSION | sed 's/\..*//'`
+minor_version=`echo AC_PACKAGE_VERSION | sed 's/.*\.//' | sed 's/^0//'`
+AC_SUBST([MAJOR_VERSION], [$major_version])
+AC_SUBST([MINOR_VERSION], [$minor_version])
+AC_DEFINE_UNQUOTED([VERSION_MAJOR], $major_version, [UST major version number])
+AC_DEFINE_UNQUOTED([VERSION_MINOR], $minor_version, [UST minor version number])
+
# Checks for programs.
AC_PROG_CC
AC_FUNC_MALLOC
AC_CHECK_FUNCS([gettimeofday munmap socket strerror strtol])
-AC_ARG_WITH(urcu, [ --with-urcu path Path to userspace RCU source], URCU_PATH="$withval", AC_MSG_ERROR([Must specify urcu path.]))
-AC_ARG_WITH(kcompat, [ --with-kcompat path Path to userspace kcompat source], KCOMPAT_PATH="$withval", AC_MSG_ERROR([Must specify kcompat path.]))
-AC_SUBST(URCU_PATH)
-AC_SUBST(KCOMPAT_PATH)
-
-#AC_CONFIG_FILES([Makefile
-# hello/Makefile
-# libmallocwrap/Makefile
-# libmarkers/Makefile
-# libtracectl/Makefile
-# libtracing/Makefile
-# ust/Makefile
-# ustd/Makefile])
-
-AC_CONFIG_FILES([Makefile libmarkers/Makefile libtracectl/Makefile libtracing/Makefile])
+CFLAGS="-Wall $CFLAGS"
+
+# URCU
+
+# urcu - check if we just find the headers it out of the box.
+AC_CHECK_HEADERS([urcu-bp.h], [], [AC_MSG_ERROR([Cannot find [URCU] headers (urcu-bp.h). Use [CFLAGS]=-Idir to specify their location.
+This error can also occur when the liburcu package's configure script has not been run.])])
+
+# urcu - check that URCU lib is available to compilation
+AC_CHECK_LIB([urcu-bp], [synchronize_rcu_bp], [], [AC_MSG_ERROR([Cannot find liburcu-bp lib. Use [LDFLAGS]=-Ldir to specify its location.])])
+
+# urcu - check that URCU lib is at least version 0.6
+AC_CHECK_LIB([urcu-bp], [call_rcu_bp], [], [AC_MSG_ERROR([liburcu 0.6 or newer is needed, please update your version or use [LDFLAGS]=-Ldir to specify the right location.])])
+
+
+# Check for various supplementary host information (beyond the
+# triplet) which might affect the library format choices. E.g., we
+# can be building with `i686-unknown-linux-gnu-gcc -m64'
+
+case "${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" ;;
+ powerpc) LIBFORMAT="elf32-powerpc" ;;
+ ppc64) LIBFORMAT="elf64-powerpc" ;;
+ powerpc64) LIBFORMAT="elf64-powerpc" ;;
+ s390) LIBFORMAT="elf32-s390" ;;
+ s390x) LIBFORMAT="elf64-s390" ;;
+ armv5) LIBFORMAT="elf32-littlearm"; NO_UNALIGNED_ACCESS=1 ;;
+ arm) LIBFORMAT="elf32-littlearm" ;;
+ mips*) LIBFORMAT="" ;;
+ *) AC_MSG_ERROR([unable to detect library format (unsupported architecture ($host_cpu)?)]) ;;
+esac
+AC_SUBST(LIBFORMAT)
+AC_MSG_RESULT($LIBFORMAT)
+
+if test "x$host_cpu" = "xarm" ; then
+AC_MSG_CHECKING([checking for armv5])
+AC_TRY_COMPILE(
+[
+],
+[
+#ifndef __ARM_ARCH_5TEJ__
+#error "no arm5 here"
+#endif
+],
+[
+ AC_MSG_RESULT([yes])
+ NO_UNALIGNED_ACCESS=1
+]
+,
+[
+ AC_MSG_RESULT([no])
+]
+)
+fi
+if test x$NO_UNALIGNED_ACCESS = x ; then
+AC_DEFINE([HAVE_EFFICIENT_UNALIGNED_ACCESS], [1])
+fi
+
+AC_CONFIG_FILES([
+ Makefile
+ doc/Makefile
+ doc/man/Makefile
+ doc/info/Makefile
+ include/Makefile
+ libust/Makefile
+ tests/Makefile
+ tests/hello/Makefile
+ tests/hello2/Makefile
+ tests/basic/Makefile
+ tests/basic_long/Makefile
+ tests/fork/Makefile
+ tests/simple_include/Makefile
+ tests/snprintf/Makefile
+ tests/test-nevents/Makefile
+ tests/test-libustinstr-malloc/Makefile
+ tests/dlopen/Makefile
+ tests/same_line_marker/Makefile
+ tests/trace_event/Makefile
+ tests/tracepoint/Makefile
+ tests/tracepoint/benchmark/Makefile
+ tests/register_test/Makefile
+ tests/libustctl_function_tests/Makefile
+ tests/exit-fast/Makefile
+ libustinstr-malloc/Makefile
+ libustfork/Makefile
+ libustconsumer/Makefile
+ ust-consumerd/Makefile
+ ustctl/Makefile
+ libustcomm/Makefile
+ libustctl/Makefile
+ snprintf/Makefile
+ ust.pc
+ include/ust/version.h
+])
AC_OUTPUT
projects / ust.git / blobdiff