X-Git-Url: http://git.ipfire.org/?a=blobdiff_plain;f=configure.ac;h=9b40473ed6cf6d2d1108e264d96ff843377350d3;hb=3136d7ab93debe8243d0ede280c706665ed05e29;hp=ac71aac23a93191e8b344089ed99719330b70469;hpb=7354ec8f2bd0e5b730170abd9eface9681720fd8;p=thirdparty%2Flldpd.git diff --git a/configure.ac b/configure.ac index ac71aac2..9b40473e 100644 --- a/configure.ac +++ b/configure.ac @@ -7,22 +7,27 @@ # Configure autoconf AC_PREREQ([2.64]) -dnl Use something like this if you need to patch autoconf files and -dnl regenerate configure outside upstream git tree: -dnl AC_INIT([lldpd], [0.5.7], [bernat@luffy.cx]) AC_INIT([lldpd], [m4_esyscmd_s([./get-version])], - [bernat@luffy.cx]) + [https://github.com/vincentbernat/lldpd/issues], + [lldpd], + [http://vincentbernat.github.io/lldpd/]) AC_CONFIG_SRCDIR([src/log.c]) AC_CONFIG_HEADER([config.h]) -AC_CONFIG_FILES([Makefile src/Makefile src/compat/Makefile src/daemon/Makefile - src/lib/Makefile src/lib/lldpctl.pc src/client/Makefile - tests/Makefile]) +AC_CONFIG_FILES([Makefile + src/Makefile + src/compat/Makefile + src/daemon/Makefile + src/lib/Makefile + src/client/Makefile + tests/Makefile + osx/Makefile]) AC_CONFIG_MACRO_DIR([m4]) +AC_SUBST([CONFIGURE_ARGS], [$ac_configure_args]) # Configure automake -AM_INIT_AUTOMAKE([foreign -Wall -Werror]) +AM_INIT_AUTOMAKE([foreign subdir-objects -Wall -Werror tar-ustar]) AM_MAINTAINER_MODE m4_ifdef([AM_SILENT_RULES], [AM_SILENT_RULES(yes)]) @@ -32,6 +37,7 @@ AM_PROG_AR # Configure libtool LT_INIT +gl_LD_VERSION_SCRIPT ####################### ### Checks @@ -39,11 +45,14 @@ LT_INIT # Checks for programs. AC_PROG_CC AC_PROG_CC_C99 -AC_PROG_CXX +if test x"$ac_cv_prog_cc_c99" = x"no"; then + AC_MSG_FAILURE([*** C99 support is mandatory]) +fi AM_PROG_CC_C_O AC_PROG_LIBTOOL AC_PROG_LN_S AC_PROG_EGREP +AC_PROG_AWK # Doxygen DX_HTML_FEATURE(ON) @@ -58,26 +67,91 @@ DX_PS_FEATURE(OFF) DX_INIT_DOXYGEN([lldpd], [doxygen.cfg], [doxygen]) # Check some compiler flags -AX_CFLAGS_GCC_OPTION([-fdiagnostics-show-option]) -AX_CFLAGS_GCC_OPTION([-pipe]) -AX_CFLAGS_GCC_OPTION([-Wall]) -AX_CFLAGS_GCC_OPTION([-W]) -AX_CFLAGS_GCC_OPTION([-Wextra]) -AX_CFLAGS_GCC_OPTION([-Wformat]) -AX_CFLAGS_GCC_OPTION([-Wformat-security]) -AX_CFLAGS_GCC_OPTION([-Wfatal-errors]) -AX_CFLAGS_GCC_OPTION([-Wcast-align]) -AX_CFLAGS_GCC_OPTION([-Winline]) -AX_CFLAGS_GCC_OPTION([-fstack-protector]) -AX_CFLAGS_GCC_OPTION([-D_FORTIFY_SOURCE=2]) -AX_CFLAGS_GCC_OPTION([-Wno-unused-parameter]) -AX_CFLAGS_GCC_OPTION([-Wno-missing-field-initializers]) -AX_CFLAGS_GCC_OPTION([-Wno-sign-compare]) dnl Should be fixed later -AX_LDFLAGS_OPTION([-Wl,-z,relro]) -AX_LDFLAGS_OPTION([-Wl,-z,now]) +AX_CFLAGS_GCC_OPTION([-Wunknown-warning-option], [LLDP_CFLAGS]) +AX_CFLAGS_GCC_OPTION([-fdiagnostics-show-option], [LLDP_CFLAGS]) +AX_CFLAGS_GCC_OPTION([-fdiagnostics-color=auto], [LLDP_CFLAGS]) +AX_CFLAGS_GCC_OPTION([-pipe], [LLDP_CFLAGS]) +AX_CFLAGS_GCC_OPTION([-Wall], [LLDP_CFLAGS]) +AX_CFLAGS_GCC_OPTION([-W], [LLDP_CFLAGS]) +AX_CFLAGS_GCC_OPTION([-Wextra], [LLDP_CFLAGS]) +AX_CFLAGS_GCC_OPTION([-Wformat], [LLDP_CFLAGS]) +AX_CFLAGS_GCC_OPTION([-Wformat-security], [LLDP_CFLAGS]) +AX_CFLAGS_GCC_OPTION([-Wfatal-errors], [LLDP_CFLAGS]) +AX_CFLAGS_GCC_OPTION([-Wcast-align], [LLDP_CFLAGS]) +AX_CFLAGS_GCC_OPTION([-Wheader-guard], [LLDP_CFLAGS]) +AX_CFLAGS_GCC_OPTION([-Wdocumentation], [LLDP_CFLAGS]) +AX_CFLAGS_GCC_OPTION([-Winline], [LLDP_CFLAGS]) +AX_CFLAGS_GCC_OPTION([-Wpointer-arith], [LLDP_CFLAGS]) +AX_CFLAGS_GCC_OPTION([-fno-omit-frame-pointer], [LLDP_CFLAGS]) +AX_CFLAGS_GCC_OPTION([-Wno-unused-parameter], [LLDP_CFLAGS]) +AX_CFLAGS_GCC_OPTION([-Wno-missing-field-initializers], [LLDP_CFLAGS]) +AX_CFLAGS_GCC_OPTION([-Wno-sign-compare], [LLDP_CFLAGS]) dnl Should be fixed later +AX_LDFLAGS_OPTION([-Wl,-z,relro], [LLDP_LDFLAGS]) +AX_LDFLAGS_OPTION([-Wl,-z,now], [LLDP_LDFLAGS]) + +AC_C_TYPEOF + +# Hardening +AC_ARG_ENABLE([hardening], + [AS_HELP_STRING([--enable-hardening], + [Enable compiler and linker options to frustrate memory corruption exploits @<:@default=yes@:>@])], + [hardening="$enableval"], + [hardening="yes"]) +AC_ARG_ENABLE([pie], + [AS_HELP_STRING([--enable-pie], + [Enable PIE (position independant executable) @<:@default=no@:>@])], + [pie="$enableval"], + [pie="no"]) + +if test x"$hardening" != x"no"; then + AX_CFLAGS_GCC_OPTION([-fstack-protector], [LLDP_CFLAGS]) + AX_CFLAGS_GCC_OPTION([-fstack-protector-all], [LLDP_CFLAGS]) + AX_CFLAGS_GCC_OPTION([-fstack-protector-strong], [LLDP_CFLAGS]) + AX_CFLAGS_GCC_OPTION([-fstack-protector-strong], [LLDP_CFLAGS]) + AX_CFLAGS_GCC_OPTION([-D_FORTIFY_SOURCE=2], [LLDP_CPPFLAGS]) +fi +if test x"$pie" = x"yes"; then + AX_CFLAGS_GCC_OPTION([-fPIE], [LLDP_CFLAGS]) + AX_LDFLAGS_OPTION([-fPIE -pie], [LLDP_BIN_LDFLAGS], + [AX_LDFLAGS_OPTION([-fPIE -Wl,-pie], [LLDP_BIN_LDFLAGS])]) +fi + +# Sanitizers +AC_ARG_ENABLE([sanitizers], + AS_HELP_STRING([--enable-sanitizers], + [Enable code instrumentation with selected sanitizers @<:@default=no@:>@]), + [ +case "$enableval" in + no) sanitizers= ;; + yes) sanitizers="-fsanitize=address,undefined" ;; + *) sanitizers="-fsanitize=$enableval" ;; +esac +if test x"$sanitizers" != x; then + LLDP_CFLAGS="$LLDP_CFLAGS $sanitizers" + LLDP_LDFLAGS="$LLDP_LDFLAGS $sanitizers" + AC_DEFINE([HAVE_ADDRESS_SANITIZER], 1, [Define if have both address and leak sanitizer]) +elif test x"$hardening" != x"no"; then + AX_LDFLAGS_OPTION([-fsanitize=safe-stack], [LLDP_BIN_LDFLAGS]) + if test x"$ax_cv_ld_check_flag__fsanitize_safe_stack" != x"no"; then + AX_CFLAGS_GCC_OPTION([-fsanitize=safe-stack], [LLDP_CFLAGS]) + fi +fi + ]) + +# Code coverage +AC_ARG_ENABLE([gcov], + AS_HELP_STRING([--enable-gcov], + [Enable coverage instrumentation @<:@default=no@:>@]), + [gcov="$enableval"], + [gcov="no"]) +if test x"$gcov" != x"no"; then + LLDP_CFLAGS="$LLDP_CFLAGS --coverage" + LLDP_LDFLAGS="$LLDP_LDFLAGS --coverage" +fi # OS lldp_CHECK_OS +lldp_CFLAGS_OS AC_CACHE_SAVE @@ -90,32 +164,77 @@ AC_CACHE_SAVE # Checks for typedefs, structures, and compiler characteristics. lldp_CHECK___PROGNAME +lldp_CHECK_ALIGNOF # Checks for library functions. AC_CONFIG_LIBOBJ_DIR([src/compat]) AC_FUNC_MALLOC AC_FUNC_REALLOC -AC_SEARCH_LIBS([setproctitle], [util bsd]) -AC_REPLACE_FUNCS([strlcpy strnlen strndup fgetln setproctitle]) +AC_FUNC_FORK + +# Some functions can be in libbsd +PKG_CHECK_MODULES([libbsd], [libbsd-overlay], [ + _save_CFLAGS="$CFLAGS" + _save_LIBS="$LIBS" + CFLAGS="$CFLAGS $libbsd_CFLAGS" + LIBS="$LIBS $libbsd_LIBS" + AC_MSG_CHECKING([if libbsd can be linked correctly]) + AC_TRY_LINK([ +@%:@include +@%:@include +],[], + [ + AC_MSG_RESULT(yes) + LLDP_CFLAGS="$LLDP_CFLAGS $libbsd_CFLAGS" + LLDP_LDFLAGS="$LLDP_LDFLAGS $libbsd_LIBS" + ],[ + AC_MSG_RESULT(no) + CFLAGS="$_save_CFLAGS" + LIBS="$_save_LIBS" + ]) +], [:]) + +# setproctitle may have an _init function +AC_REPLACE_FUNCS([setproctitle]) +AC_CHECK_FUNCS([setproctitle_init]) +# Other functions +AC_REPLACE_FUNCS([strlcpy + strnlen + strndup + strtonum + getline + asprintf + vsyslog + daemon]) +# Optional functions AC_CHECK_FUNCS([setresuid setresgid]) -case " $LIBS " in - *\ -lbsd\ *) - AC_DEFINE(HAVE_LIBBSD, 1, [Define if libbsd is used]) - ;; -esac - -AC_SEARCH_LIBS([__res_init], resolv bind, AC_DEFINE([HAVE_RES_INIT], 1, [Define to indicate that res_init() exists]), -AC_SEARCH_LIBS([res_9_init], resolv bind, AC_DEFINE([HAVE_RES_INIT], 1, [Define to indicate that res_init() exists]), -AC_SEARCH_LIBS([res_init], resolv bind, AC_DEFINE([HAVE_RES_INIT], 1, [Define to indicate that res_init() exists])))) +# Check for res_init. On OSX, res_init is a symbol in libsystem_info +# and a macro in resolv.h. We need to ensure we test with resolv.h. +m4_pushdef([AC_LANG_CALL(C)], [ + AC_LANG_PROGRAM([$1 +@%:@include ], [return $2 ();])]) +AC_SEARCH_LIBS([res_init], resolv bind, + AC_DEFINE([HAVE_RES_INIT], 1, + [Define to indicate that res_init() exists])) +m4_popdef([AC_LANG_CALL(C)]) AC_CACHE_SAVE ## Unit tests wich check -PKG_CHECK_MODULES([CHECK], [check >= 0.9.4], [have_check=yes], [have_check=no]) +PKG_CHECK_MODULES([check], [check >= 0.9.4], [have_check=yes], [have_check=no]) -# Libevent +# Third-party libraries lldp_CHECK_LIBEVENT +lldp_CHECK_LIBCAP + +# Compatibility with pkg.m4 < 0.27 +m4_ifdef([PKG_INSTALLDIR], [PKG_INSTALLDIR], + [AC_ARG_WITH([pkgconfigdir], + [AS_HELP_STRING([--with-pkgconfigdir], + [install directory for *.pc pkg-config file])], + [],[with_pkgconfigdir='$(libdir)/pkgconfig']) + AC_SUBST([pkgconfigdir], [${with_pkgconfigdir}])]) ####################### ### Options @@ -124,12 +243,12 @@ lldp_CHECK_LIBEVENT AC_ARG_WITH([readline], AS_HELP_STRING( [--with-readline], - [Enable the use of readline-like library @<:@default=check@:>@]), + [Enable the use of readline-like library @<:@default=auto@:>@]), [], - [with_readline=check]) + [with_readline=auto]) if test x"$with_readline" != x"no"; then AX_LIB_READLINE - if test x"$with_readline" != x"check"; then + if test x"$with_readline" != x"check" -a x"$with_readline" != x"auto"; then if test x"$ax_cv_lib_readline" = x"no"; then AC_MSG_FAILURE([*** no readline support found]) fi @@ -142,36 +261,81 @@ fi AC_ARG_WITH([snmp], AS_HELP_STRING( [--with-snmp], - [Enable the use of SNMP @<:@default=no@:>@] - )) -if test x"$with_snmp" = x"yes"; then - lldp_CHECK_SNMP -fi + [Enable the use of SNMP @<:@default=no@:>@]), + [], + [with_snmp=no]) +lldp_CHECK_SNMP # XML AC_ARG_WITH([xml], - AC_HELP_STRING( + AS_HELP_STRING( [--with-xml], - [Enable XML output via libxml2 @<:@default=no@:>@] - )) -if test x"$with_xml" = x"yes"; then - lldp_CHECK_XML2 -fi + [Enable XML output via libxml2 @<:@default=auto@:>@]), + [], + [with_xml=auto]) +lldp_CHECK_XML2 -# JSON -AC_ARG_WITH([json], - AC_HELP_STRING( - [--with-json], - [Enable JSON output via Jansson @<:@default=no@:>@] - )) -if test x"$with_json" = x"yes"; then - lldp_CHECK_JANSSON -fi +# JSON (built-in) +lldp_ARG_ENABLE([json0], [use of pre-0.9.2 JSON/json-c format], [no]) + +# Seccomp +AC_ARG_WITH([seccomp], + AS_HELP_STRING( + [--with-seccomp], + [Enable seccomp support (with libseccomp, experimental) @<:@default=no@:>@]), + [], + [with_seccomp=no]) +lldp_CHECK_SECCOMP + +# OS X launchd support +lldp_ARG_WITH([launchddaemonsdir], [Directory for launchd configuration file (OSX)], + [/Library/LaunchDaemons]) +AC_SUBST([launchddaemonsdir], [$with_launchddaemonsdir]) +AM_CONDITIONAL(HAVE_LAUNCHDDAEMONSDIR, + [test -n "$with_launchddaemonsdir" -a "x$with_launchddaemonsdir" != xno ]) + +# Systemd +lldp_ARG_WITH([systemdsystemunitdir], [Directory for systemd service files], + [$($PKG_CONFIG --variable=systemdsystemunitdir systemd 2> /dev/null)]) +AC_SUBST([systemdsystemunitdir], [$with_systemdsystemunitdir]) +AM_CONDITIONAL(HAVE_SYSTEMDSYSTEMUNITDIR, + [test -n "$with_systemdsystemunitdir" -a "x$with_systemdsystemunitdir" != xno ]) + +# sysusers +lldp_ARG_WITH([sysusersdir], [Directory for sysusers files], + [$($PKG_CONFIG --variable=sysusersdir systemd 2> /dev/null)]) +AC_SUBST([sysusersdir], [$with_sysusersdir]) +AM_CONDITIONAL(HAVE_SYSUSERSDIR, + [test -n "$with_sysusersdir" -a "x$with_sysusersdir" != xno ]) + +# AppArmor +lldp_ARG_WITH([apparmordir], [Directory for AppArmor profiles (Linux)], + [no]) +AC_SUBST([apparmordir], [$with_apparmordir]) +AM_CONDITIONAL(HAVE_APPARMORDIR, + [test -n "$with_apparmordir" -a "x$with_apparmordir" != xno ]) + +# Systemtap/DTrace +lldp_SYSTEMTAP # Privsep settings +lldp_ARG_ENABLE([privsep], [Privilege separation], [yes]) lldp_ARG_WITH([privsep-user], [Which user to use for privilege separation], [_lldpd]) lldp_ARG_WITH([privsep-group], [Which group to use for privilege separation], [_lldpd]) -lldp_ARG_WITH([privsep-chroot], [Which directory to use to chroot lldpd], [/var/run/lldpd]) + +# Directories +dnl On autoconf 2.69 and before, runstatedir is not configurable, let be able to use it anyway +if test "x$runstatedir" = x; then + AC_SUBST([runstatedir], ['${localstatedir}/run']) +fi +lldp_ARG_WITH([privsep-chroot], [Which directory to use to chroot lldpd], [${runstatedir}/lldpd]) +lldp_ARG_WITH([lldpd-ctl-socket], [Path to socket for communication with lldpd], [${runstatedir}/lldpd.socket]) +lldp_ARG_WITH([lldpd-pid-file], [Path to lldpd PID file], [${runstatedir}/lldpd.pid]) + +# Netlink +lldp_ARG_WITH_UNQUOTED([netlink-max-receive-bufsize], [Netlink maximum receive buffer size], [1024*1024]) +lldp_ARG_WITH_UNQUOTED([netlink-receive-bufsize], [Netlink initial receive buffer size], [0]) +lldp_ARG_WITH_UNQUOTED([netlink-send-bufsize], [Netlink send buffer size], [0]) # CDP/FDP/EDP/SONMP lldp_ARG_ENABLE([cdp], [Cisco Discovery Protocol], [yes]) @@ -183,16 +347,39 @@ lldp_ARG_ENABLE([sonmp], [SynOptics Network Management Protocol], [yes]) lldp_ARG_ENABLE([lldpmed], [LLDP-MED extension], [yes]) lldp_ARG_ENABLE([dot1], [Dot1 extension (VLAN stuff)], [yes]) lldp_ARG_ENABLE([dot3], [Dot3 extension (PHY stuff)], [yes]) +lldp_ARG_ENABLE([custom], [Custom TLV support], [yes]) # Oldies -lldp_ARG_ENABLE([oldies], [compatibility with Linux kernel older than 2.6.18], [no]) +MIN_LINUX_KERNEL_VERSION=2.6.39 +lldp_ARG_ENABLE([oldies], [compatibility with Linux kernel older than 2.6.39], [no]) +if test x"$os" = x"Linux"; then + if test x"$enable_oldies" = x"no"; then + AC_DEFINE_UNQUOTED(MIN_LINUX_KERNEL_VERSION, "[$MIN_LINUX_KERNEL_VERSION]", [Minimal Linux kernel version required]) + else + AC_DEFINE(MIN_LINUX_KERNEL_VERSION, "2.6.11", [Minimal kernel version required]) + fi +fi + +AX_BUILD_DATE_EPOCH(BUILD_DATE, "%FT%TZ", [BUILD_DATE="(unknown)"]) +AC_DEFINE_UNQUOTED(BUILD_DATE, "[$BUILD_DATE]", [Build date and time]) +AC_DEFINE_UNQUOTED(LLDP_CC, "[$CC $LLDP_CFLAGS $LLDP_CPPFLAGS $CFLAGS $CPPFLAGS]", [C compiler command]) +AC_DEFINE_UNQUOTED(LLDP_LD, "[$LD $LLDP_LDFLAGS $LLDP_BIN_LDFLAGS $LDFLAGS $LIBS]", [Linker compiler command]) ####################### # Output results +AC_SUBST([LLDP_CFLAGS]) +AC_SUBST([LLDP_CPPFLAGS]) +AC_SUBST([LLDP_LDFLAGS]) +AC_SUBST([LLDP_BIN_LDFLAGS]) AM_CONDITIONAL([HAVE_CHECK], [test x"$have_check" = x"yes"]) AM_CONDITIONAL([USE_SNMP], [test x"$with_snmp" = x"yes"]) AM_CONDITIONAL([USE_XML], [test x"$with_xml" = x"yes"]) -AM_CONDITIONAL([USE_JSON], [test x"$with_json" = x"yes"]) +AM_CONDITIONAL([USE_SECCOMP], [test x"$with_seccomp" = x"yes"]) +dnl If old default of AR_FLAGS is otherwise being used (because of older automake), +dnl replace it with one without 'u' +if test "x$AR_FLAGS" = "xcru" ; then + AR_FLAGS="cr" +fi AC_OUTPUT if test x"$LIBEVENT_EMBEDDED" = x; then @@ -207,10 +394,11 @@ cat <