# 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_INIT([ust], [0.3], [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([foreign])
+AC_CONFIG_SRCDIR([ustctl/ustctl.c])
AC_CONFIG_HEADERS([config.h])
# Checks for programs.
AC_FUNC_MALLOC
AC_CHECK_FUNCS([gettimeofday munmap socket strerror strtol])
-AC_ARG_WITH(urcu, [ --with-urcu path Path to userspace RCU library source], URCU_PATH="$withval", AC_MSG_ERROR([Must specify liburcu path.]))
-AC_CHECK_FILE("$URCU_PATH/urcu.h", , AC_MSG_ERROR([Cannot find urcu.h in liburcu directory]))
-AC_ARG_WITH(kcompat, [ --with-kcompat path Path to libkcompat source], KCOMPAT_PATH="$withval", AC_MSG_ERROR([Must specify libkcompat path.]))
-AC_CHECK_FILE("$KCOMPAT_PATH/kcompat.h", , AC_MSG_ERROR([Cannot find kcompat.h in libkcompat directory]))
-AC_SUBST(URCU_PATH)
-AC_SUBST(KCOMPAT_PATH)
+# URCU
-#AC_CONFIG_FILES([Makefile
-# hello/Makefile
-# libmallocwrap/Makefile
-# libmarkers/Makefile
-# libtracectl/Makefile
-# libtracing/Makefile
-# ust/Makefile
-# ustd/Makefile])
+# 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.])])
-AC_CONFIG_FILES([Makefile libust/Makefile hello/Makefile libmallocwrap/Makefile ustd/Makefile ust/Makefile])
+# urcu - check that URCU lib is available to compilation
+AC_CHECK_LIB([urcu-bp], [synchronize_rcu], [], [AC_MSG_ERROR([Cannot find liburcu-bp lib. Use [LDFLAGS]=-Ldir to specify its 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
+ 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-libmallocwrap/Makefile
+ libmallocwrap/Makefile
+ libustfork/Makefile
+ ustd/Makefile
+ ustctl/Makefile
+ libustcomm/Makefile
+ snprintf/Makefile
+])
AC_OUTPUT
projects / ust.git / blobdiff