dnl configure.ac --- autoconf input file for systemtap dnl Process this file with autoconf to produce a configure script. AC_INIT([systemtap], 0.9.7, systemtap@sources.redhat.com, systemtap) dnl ^^^^^ see also NEWS, systemtap.spec, testsuite/configure.ac AC_PREREQ(2.59) AM_INIT_AUTOMAKE AM_MAINTAINER_MODE AM_PROG_MKDIR_P AC_SUBST(MKDIR_P) AC_PROG_LN_S AC_PROG_CC AC_PROG_CXX AC_PROG_CPP AM_PROG_CC_STDC AM_PROG_CC_C_O AM_C_PROTOTYPES AC_PROG_RANLIB AC_OBJEXT AC_EXEEXT AC_PROG_INSTALL AC_PROG_MAKE_SET AC_SUBST(CFLAGS) AC_SUBST(CXXFLAGS) dnl Handle the perfmon option. AC_ARG_ENABLE([perfmon], AS_HELP_STRING([--enable-perfmon@<:@=DIRECTORY@:>@], [enable perfmon support (default is disabled). Optional DIRECTORY is the path to the perfmon installation (needed if installed in a non-standard location).]), [ if test "$enable_perfmon" != "no"; then dnl Add perfmon define and library CPPFLAGS="$CPPFLAGS -DPERFMON" LIBS="$LIBS -lpfm" dnl Handle custom install dir (if needed) if test "$enable_perfmon" != "yes"; then CPPFLAGS="$CPPFLAGS -I$enable_perfmon/include" LDFLAGS="$LDFLAGS -L$enable_perfmon/lib" fi AC_CHECK_LIB([pfm], [pfm_start], [], [ AC_MSG_ERROR([systemtap cannot find required perfmon libs (libpfm-devel may need to be installed])]) fi]) dnl Handle the prologues option. dnl dnl If the user didn't specify --enable-prologues/--disable-prologues dnl and the x86 system has a version of gcc less than version 4, dnl automatically enable prologues. if test "${enable_prologues+set}" != set; then AC_MSG_CHECKING([to see if prologue searching should be the default]) if { echo '#if __i386__ == 1 && __GNUC__ < 4' echo ' yes ' echo '#endif'; } | ${CC} -E - | grep yes > /dev/null; then enable_prologues=yes AC_MSG_RESULT([yes]) else AC_MSG_RESULT([no]) fi fi AC_ARG_ENABLE([prologues], AS_HELP_STRING([--enable-prologues], [make -P prologue-searching default]), [ if test "$enable_prologues" = yes; then AC_DEFINE([ENABLE_PROLOGUES],[],[make -P prologue-searching default]) fi]) AC_ARG_ENABLE([ssp], [AS_HELP_STRING([--disable-ssp], [disable gcc stack-protector])]) AS_IF([test "x$enable_ssp" != xno],[ save_CFLAGS="$CFLAGS" save_CXXFLAGS="$CXXFLAGS" CXXFLAGS="$CXXFLAGS -Werror -fstack-protector-all -D_FORTIFY_SOURCE=2" CFLAGS="$CFLAGS -Werror -fstack-protector-all -D_FORTIFY_SOURCE=2" AC_COMPILE_IFELSE([int something ();], [ AC_MSG_NOTICE([Compiling with gcc -fstack-protector-all et al.]) CFLAGS="$save_CFLAGS -fstack-protector-all -D_FORTIFY_SOURCE=2" CXFXLAGS="$save_CXXFLAGS -fstack-protector-all -D_FORTIFY_SOURCE=2"],[ AC_MSG_NOTICE([Compiler does not support -fstack-protector-all et al.]) CFLAGS="$save_CFLAGS" CXXFLAGS="$save_CXXFLAGS"])]) # Compiling without fPIE by default (see PR 9922) AC_ARG_ENABLE([pie], [AS_HELP_STRING([--enable-pie], [enable position-independent-executable])]) AS_IF([test "x$enable_pie" == xyes],[ save_CFLAGS="$CFLAGS" save_CXXFLAGS="$CXXFLAGS" save_LDFLAGS="$LDFLAGS" CFLAGS="$CFLAGS -fPIE" CXXFLAGS="$CXXFLAGS -fPIE" LDFLAGS="$LDFLAGS -pie -Wl,-z,relro -Wl,-z,now" AC_LINK_IFELSE([void main () {}], [ AC_MSG_NOTICE([Compiling with gcc pie et al.]) # LDFLAGS is special since it may be passed down to bundled-elfutils, # and interfere with the .so's built therein PIELDFLAGS="$LDFLAGS" LDFLAGS="$save_LDFLAGS" PIECFLAGS="$CFLAGS" CFLAGS="$save_CFLAGS" PIECXXFLAGS="$CXXFLAGS" CXXFLAGS="$save_CXXFLAGS" ],[ AC_MSG_NOTICE([Compiler does not support -pie et al.]) PIECFLAGS="" CFLAGS="$save_CFLAGS" PIECXXFLAGS="" CXXFLAGS="$save_CXXFLAGS" PIELDFLAGS="" LDFLAGS="$save_LDFLAGS"])]) AC_SUBST(PIELDFLAGS) AC_SUBST(PIECFLAGS) AC_SUBST(PIECXXFLAGS) dnl Handle optional sqlite support. If enabled/disabled by the user, dnl do the right thing. If not specified by the user, use it if dnl present. AC_ARG_ENABLE([sqlite], AS_HELP_STRING([--enable-sqlite], [build with sqlite support]), [], dnl ACTION-IF-GIVEN [enable_sqlite=check]) dnl ACTION-IF-NOT-GIVEN sqlite3_LIBS= AS_IF([test "x$enable_sqlite" != xno], [AC_CHECK_LIB([sqlite3], [sqlite3_open], [AC_SUBST([sqlite3_LIBS], [-lsqlite3]) AC_DEFINE([HAVE_LIBSQLITE3], [1], [Define to 1 if you have the `sqlite3' library (-lsqlite3).])], [if test "x$enable_sqlite" != xcheck; then AC_MSG_FAILURE([--enable-sqlite was given, but test for sqlite failed]) fi])]) dnl Handle the option to build the crash extension AC_ARG_ENABLE([crash], AS_HELP_STRING([--enable-crash@<:@=DIRECTORY@:>@], [enable crash extension (default is disabled). Optional DIRECTORY is the path to the crash header file (needed if installed in a non-standard location).]), [if test "$enable_crash" != "no"; then dnl Handle custom install dir (if needed) save_CPPFLAGS="$CPPFLAGS" if test "$enable_crash" != "yes"; then staplog_CPPFLAGS=-I$enable_crash CPPFLAGS="${staplog_CPPFLAGS} $CPPFLAGS" AC_SUBST([staplog_CPPFLAGS]) fi AC_CHECK_HEADERS([crash/defs.h], [], [AC_MSG_ERROR([cannot find required crash header (crash-devel may need to be installed)])], [ #define NR_CPUS 256 ]) CPPFLAGS="$save_CPPFLAGS" fi], [enable_crash="no"]) AM_CONDITIONAL([BUILD_CRASHMOD], [test "$enable_crash" != "no"]) dnl Handle the option to build the documentation building_docs="no" AC_ARG_ENABLE([docs], AS_HELP_STRING([--enable-docs], [enable building documentation (default on if latex etc. found).]), [enable_docs=$enableval], [enable_docs="check"]) AC_CHECK_PROG(have_latex, latex, yes, no) AC_CHECK_PROG(have_dvips, dvips, yes, no) AC_CHECK_PROG(have_ps2pdf, ps2pdf, yes, no) AC_CHECK_PROG(have_latex2html, latex2html, yes, no) if test "x${have_latex}${have_dvips}${have_ps2pdf}${have_latex2html}" != "xyesyesyesyes"; then if test "$enable_docs" == "yes"; then AC_MSG_ERROR([cannot find all tools for building documentation]) fi if test "$enable_docs" == "check"; then AC_MSG_WARN([will not build documentation, cannot find all tools]) fi fi if test "x${have_latex}${have_dvips}${have_ps2pdf}${have_latex2html}" == "xyesyesyesyes" -a "$enable_docs" != "no"; then building_docs="yes" fi AM_CONDITIONAL([BUILD_DOCS], [test "$building_docs" == "yes"]) dnl Handle the option to build the reference documentation building_refdocs="no" AC_ARG_ENABLE([refdocs], AS_HELP_STRING([--enable-refdocs], [enable building reference documentation (default on if xmlto etc. found and other documentation built).]), [enable_refdocs=$enableval], [enable_refdocs="check"]) if test "$building_docs" == "no" -a "$enable_refdocs" == "yes" ; then AC_MSG_ERROR([must use --enable-docs with --enable-refdocs]) fi AC_CHECK_PROG(have_xmlto, xmlto, yes, no) if test "$enable_refdocs" == "yes"; then if test "x${have_xmlto}" != "xyes"; then AC_MSG_ERROR([cannot find xmlto for building reference documentation]) fi fi if test "x${have_xmlto}" == "xyes" -a "$enable_refdocs" != "no" -a "${building_docs}" == "yes"; then building_refdocs="yes" fi AM_CONDITIONAL([BUILD_REFDOCS], [test "$building_refdocs" == "yes"]) if test "x${building_refdocs}" == "xyes"; then AC_MSG_CHECKING([for xmlto pdf support]) cat > conftest.$ac_ext << EOF test EOF xmlto pdf conftest.$ac_ext >& /dev/null if test $? == 0; then have_xmlto_pdf="yes" AC_MSG_RESULT([yes]) else AC_MSG_RESULT([no]) AC_MSG_WARN([Not building reference documentation in PDF format]) fi fi AM_CONDITIONAL([BUILD_PDFREFDOCS], [test "have_xmlto_pdf" == "yes"]) dnl Handle the option to build the server setup. AC_ARG_ENABLE([server], AS_HELP_STRING([--enable-server], [enable building of stap-server/client (default on if nss etc. found).]), [enable_server=$enableval], [enable_server="check"]) dnl Find the location of nss and nspr headers AC_CHECK_FILE([/usr/include/nss3], nssdir=nss3, [ AC_CHECK_FILE([/usr/include/nss], nssdir=nss) ]) AC_CHECK_FILE([/usr/include/nspr4], nsprdir=nspr4, [ AC_CHECK_FILE([/usr/include/nspr], nsprdir=nspr) ]) if test "x$nssdir" != "x" -a "x$nsprdir" != "x"; then nss_CFLAGS="-I/usr/include/$nssdir" nspr_CFLAGS="-I/usr/include/$nsprdir" AC_SUBST(nss_CFLAGS) AC_SUBST(nspr_CFLAGS) save_CPPFLAGS="$CPPFLAGS" CPPFLAGS="$CFLAGS $nss_CFLAGS $nspr_CFLAGS" AC_CHECK_HEADERS(["$nsprdir/nspr.h" "$nsprdir/plgetopt.h" "$nsprdir/prerror.h" "$nssdir/ssl.h" "$nssdir/nss.h" "$nssdir/pk11func.h" "$nssdir/secerr.h"], have_nss_includes=yes, have_nss_includes=no) CPPFLAGS="$save_CPPFLAGS" have_nss_libs=no AC_CHECK_LIB(nspr4, PR_Connect, [ AC_CHECK_LIB(ssl3, SSL_ReHandshake, have_nss_libs=yes) ]) fi if test "x${have_nss_includes}${have_nss_libs}" != "xyesyes"; then if test "$enable_server" == "yes"; then AC_MSG_ERROR([cannot find all libraries for stap-server]) fi if test "$enable_server" == "check"; then AC_MSG_WARN([will not build stap-server, cannot find all libraries]) fi else AC_DEFINE([HAVE_NSS], [1], [Define to 1 if you have the nss libraries.]) fi AM_CONDITIONAL([BUILD_SERVER], [test "x${have_nss_includes}${have_nss_libs}" == "xyesyes" -a "$enable_server" != "no"]) AM_CONDITIONAL([HAVE_NSS], [test "x${have_nss_includes}${have_nss_libs}" == "xyesyes"]) dnl Handle the optional grapher AC_ARG_ENABLE([grapher], AS_HELP_STRING([--enable-grapher], [enable building of grapher (default on if gtkmm is found).]), [enable_grapher=$enableval], [enable_grapher="check"]) PKG_CHECK_MODULES([GRAPHER], [gtkmm-2.4 >= 2.8.0],have_gtkmm=yes,have_gtkmm=no) AM_CONDITIONAL([BUILD_GRAPHER], [test "x${have_gtkmm}" == "xyes" -a x"$enable_grapher" != "xno"]) dnl Handle elfutils. If '--with-elfutils=DIR' wasn't specified, used dnl the system's elfutils. build_elfutils=no AC_ARG_WITH([elfutils], AS_HELP_STRING([--with-elfutils=DIRECTORY], [find elfutils source code in DIRECTORY]), [ case "$with_elfutils" in yes) AC_MSG_ERROR([--with-elfutils requires an argument]) ;; ''|no) ;; *) build_elfutils=yes ;; esac]) AM_CONDITIONAL(BUILD_ELFUTILS, test $build_elfutils = yes) AC_SUBST(elfutils_abs_srcdir, `AS_IF([test $build_elfutils = yes], [cd $with_elfutils && pwd])`) if test $build_elfutils = no; then # Need libdwfl-capable recent elfutils http://elfutils.fedorahosted.org/ save_LIBS="$LIBS" AC_CHECK_LIB(dw, dwfl_module_getsym,[],[ AC_MSG_ERROR([missing elfutils development headers/libraries (install elfutils-devel, libebl-dev, libdw-dev and/or libebl-devel)])], [-Wl,--start-group -ldw -lebl -Wl,--end-group -lelf]) AC_CHECK_LIB(dw, dwarf_getelf,[],[ AC_MSG_ERROR([elfutils, libdw too old, need 0.126+])], [-Wl,--start-group -ldw -lebl -Wl,--end-group -lelf]) stap_LIBS="-Wl,--start-group -ldw -lebl -Wl,--end-group -lelf" LIBS="$save_LIBS" else # We built our own and stap_LDFLAGS points at the install. stap_LIBS="-Wl,--start-group -ldw -lebl -Wl,--end-group -lelf" fi AC_SUBST(stap_LIBS) AC_MSG_NOTICE([stap will link $stap_LIBS]) dnl Plop in the build (configure) date date=`date +%Y-%m-%d` AC_DEFINE_UNQUOTED(DATE, "$date", [Configuration/build date]) AC_SUBST(DATE, "$date") # This procflags business is for staprun/stapio, which need to # be compiled with the same bitness as the kernel. On e.g. PPC, # userspace might be 32-bit default, but staprun needs to be # 64-bit. See also bug #4037. processor=`uname -p` case "$processor" in ppc64) PROCFLAGS=-m64 ;; x86_64) PROCFLAGS=-m64 ;; *) PROCFLAGS="" esac AC_SUBST([PROCFLAGS]) # Use tr1/unordered_map if available AC_LANG_PUSH(C++) AC_CHECK_HEADERS([tr1/unordered_map]) AC_LANG_POP(C++) if test $build_elfutils = yes; then case "$with_elfutils" in /*) elfutils_srcdir="$with_elfutils" ;; *) elfutils_srcdir="../$with_elfutils" ;; esac AC_MSG_NOTICE([running ${elfutils_srcdir}/configure]) # Our libdw.so's libebl will look in $ORIGIN/../lib/... but that # $ORIGIN is where libdw.so resides, which is not where there is a ../lib. # Note that $libdir might be using a quoted use of $exec_prefix or $prefix. # So we must make sure to pass those settings to elfutils configure. elfutils_rpath="-Wl,--enable-new-dtags,-rpath,${libdir}/${PACKAGE_NAME}" here=`pwd` (mkdir -p build-elfutils && cd build-elfutils && ${elfutils_srcdir}/configure --enable-libebl-subdir=${PACKAGE_NAME} \ --includedir="${here}/include-elfutils" \ --libdir="${here}/lib-elfutils" \ --exec-prefix="$exec_prefix" \ --prefix="$prefix" \ CFLAGS="${CFLAGS/-Wall/}" \ LDFLAGS="$LDFLAGS $elfutils_rpath" && if test -f ${elfutils_srcdir}/config/version.h.in; then echo Trying to install elfutils version header... make install-pkgincludeHEADERS fi # so that elfutils/version.h - available from 0.138 - may be found. # Don't use install-data because that will fail (installing in $prefix). ) if test $? != 0; then exit; fi save_CPPFLAGS=${CPPFLAGS} CPPFLAGS="${CPPFLAGS} -Iinclude-elfutils" # in case bundled elfutils AC_CHECK_HEADERS([elfutils/version.h]) CPPFLAGS="$save_CPPFLAGS" else AC_CHECK_HEADERS([elfutils/version.h]) fi dnl This is here mainly to make sure that configure --prefix=... changes dnl the config.h files so files depending on it are recompiled dnl prefix is passed through indirectly in the Makefile.am AM_CPPFLAGS. dnl Don't use this directly (when not given it is set to NONE). AC_DEFINE_UNQUOTED(STAP_PREFIX, "$prefix", [configure prefix location]) AC_CONFIG_HEADERS([config.h:config.in]) AC_CONFIG_FILES(Makefile doc/Makefile doc/SystemTap_Tapset_Reference/Makefile grapher/Makefile stap.1 stapprobes.3stap stapfuncs.3stap stapvars.3stap stapex.3stap staprun.8 stap-server.8 man/stapprobes.iosched.3stap man/stapprobes.netdev.3stap man/stapprobes.nfs.3stap man/stapprobes.nfsd.3stap man/stapprobes.pagefault.3stap man/stapprobes.kprocess.3stap man/stapprobes.rpc.3stap man/stapprobes.scsi.3stap man/stapprobes.signal.3stap man/stapprobes.socket.3stap man/stapprobes.tcp.3stap man/stapprobes.udp.3stap initscript/systemtap) AC_CONFIG_SUBDIRS(testsuite) AC_CONFIG_FILES([run-stap], [chmod +x run-stap]) AC_CONFIG_FILES([run-staprun], [chmod +x run-staprun]) AC_OUTPUT if test "${prefix}" = "/usr/local"; then AC_MSG_NOTICE([]) AC_MSG_NOTICE([For a private or temporary build of systemtap, we recommend]) AC_MSG_NOTICE([configuring with a prefix. For example, try]) AC_MSG_NOTICE([$0 $ac_configure_args --prefix=$HOME/systemtap-${PACKAGE_VERSION}-$$]) AC_MSG_NOTICE([Running systemtap uninstalled, entirely out of the build tree,]) AC_MSG_NOTICE([is not supported.]) fi