build: improve clippy options

* adds a `--with-clippy=...` option to use a prebuilt clippy binary
* limits the autoconf tests done for `--enable-clippy-only`
  (e.g. no libyang)

Fixes: #3921
Fixes: #4006
Signed-off-by: David Lamparter <equinox@diac24.net>
This commit is contained in:
David Lamparter 2019-06-04 15:35:16 +02:00
parent 102f26e611
commit a71c5039ad
3 changed files with 188 additions and 144 deletions

View File

@ -40,6 +40,12 @@ shvar-%:
var-%:
@echo "$($*)" >&$(VARFD)
if ONLY_CLIPPY
.DEFAULT_GOAL := clippy-only
endif
clippy-only: Makefile lib/clippy config.h
.PHONY: clippy-only
# overwriting these vars breaks cross-compilation. let's be helpful and warn.
#
# note: "#AUTODERP# " will be removed from Makefile by configure. These are

View File

@ -25,9 +25,25 @@ dnl -----------------------------------
AC_CANONICAL_BUILD()
AC_CANONICAL_HOST()
AS_IF([test "$host" != "$build"], [
hosttools_clippy="false"
build_clippy="true"
dnl case 1: external clippy
if test -n "$with_clippy" -a "$with_clippy" != "no" -a "$with_clippy" != "yes"; then
if test "$enable_clippy_only" == "yes"; then
AC_MSG_ERROR([--enable-clippy-only does not make sense with --with-clippy])
fi
CLIPPY="$with_clippy"
build_clippy="false"
if test ! -x "$with_clippy"; then
AC_MSG_ERROR([clippy tool ($with_clippy) is not executable])
fi
dnl case 2: cross-compiling internal clippy
elif test "$host" != "$build"; then
if test "$srcdir" = "."; then
AC_MSG_ERROR([cross-compilation is only possible with builddir separate from srcdir. create a separate directory and run as .../path-to-frr/configure.])
AC_MSG_ERROR([cross-compilation is only possible with builddir separate from srcdir or by building clippy separately and using the --with-clippy option. create a separate directory and run as .../path-to-frr/configure.])
fi
test -d hosttools || mkdir hosttools
abssrc="`cd \"${srcdir}\"; pwd`"
@ -40,20 +56,24 @@ AS_IF([test "$host" != "$build"], [
( CPPFLAGS="$HOST_CPPFLAGS"; \
CFLAGS="$HOST_CFLAGS"; \
LDFLAGS="$HOST_LDFLAGS"; \
cd hosttools; "${abssrc}/configure" "--host=$build" "--build=$build" "--enable-clippy-only" "--disable-nhrpd" "--disable-vtysh"; )
cd hosttools; "${abssrc}/configure" "--host=$build" "--build=$build" "--enable-clippy-only" "--disable-nhrpd" "--disable-vtysh"; ) || exit 1
AC_MSG_NOTICE([...])
AC_MSG_NOTICE([... cross-compilation: finished self-configuring for build platform tools])
AC_MSG_NOTICE([...])
build_clippy="false"
HOSTTOOLS="hosttools/"
], [
build_clippy="true"
HOSTTOOLS=""
])
AC_SUBST([HOSTTOOLS])
hosttools_clippy="true"
CLIPPY="hosttools/lib/clippy"
dnl case 3: normal build internal clippy
else
CLIPPY="lib/clippy\$(EXEEXT)"
fi
AC_SUBST([CLIPPY])
AM_CONDITIONAL([BUILD_CLIPPY], [$build_clippy])
AM_CONDITIONAL([HOSTTOOLS_CLIPPY], [$hosttools_clippy])
AM_CONDITIONAL([ONLY_CLIPPY], [test "$enable_clippy_only" = "yes"])
# Disable portability warnings -- our automake code (in particular
# common.am) uses some constructs specific to gmake.
@ -398,6 +418,8 @@ AC_ARG_WITH([pkg-extra-version],
AC_ARG_WITH([pkg-git-version],
AS_HELP_STRING([--with-pkg-git-version], [add git information to MOTD and build version string]),
[ test "x$withval" != "xno" && with_pkg_git_version="yes" ])
AC_ARG_WITH([clippy],
AS_HELP_STRING([--with-clippy=PATH], [use external clippy helper program]))
AC_ARG_WITH([vtysh_pager],
AS_HELP_STRING([--with-vtysh-pager=PAGER], [control what pager is compiled in as default]),
VTYSH_PAGER=$withval, VTYSH_PAGER="more")
@ -603,8 +625,6 @@ if test "${enable_shell_access}" = "yes"; then
AC_DEFINE([HAVE_SHELL_ACCESS], [1], [Allow user to use ssh/telnet/bash, be aware this is considered insecure])
fi
AM_CONDITIONAL([FPM], [test "x$enable_fpm" = "xyes"])
#
# Python for clippy
#
@ -634,31 +654,6 @@ FRR_PYTHON_MOD_EXEC([sphinx], [--version], [
])
AC_SUBST([PYSPHINX])
#
# Logic for protobuf support.
#
if test "$enable_protobuf" = "yes"; then
# Check for protoc & protoc-c
# protoc is not required, it's only for a "be nice" helper target
AC_CHECK_PROGS([PROTOC], [protoc], [/bin/false])
AC_CHECK_PROGS([PROTOC_C], [protoc-c], [/bin/false])
if test "$PROTOC_C" = "/bin/false"; then
AC_MSG_FAILURE([protobuf requested but protoc-c not found. Install protobuf-c.])
fi
PKG_CHECK_MODULES([PROTOBUF_C], [libprotobuf-c >= 0.14],, [
AC_MSG_FAILURE([protobuf requested but libprotobuf-c not found. Install protobuf-c.])
])
AC_CHECK_HEADER([google/protobuf-c/protobuf-c.h], [], [
AC_MSG_FAILURE([protobuf requested but protobuf-c.h not found. Install protobuf-c.])
])
AC_DEFINE([HAVE_PROTOBUF], [1], [protobuf])
fi
AM_CONDITIONAL([HAVE_PROTOBUF], [test "x$enable_protobuf" = "xyes"])
#
# Logic for old vpn commands support.
#
@ -1094,7 +1089,48 @@ if test "${enable_realms}" = "yes"; then
;;
esac
fi
AM_CONDITIONAL([SUPPORT_REALMS], [test "${enable_realms}" = "yes"])
dnl -------------------------------
dnl Endian-ness check
dnl -------------------------------
AC_WORDS_BIGENDIAN
dnl ---------------
dnl other functions
dnl ---------------
AC_CHECK_FUNCS([ \
strlcat strlcpy \
getgrouplist])
dnl ##########################################################################
dnl LARGE if block spans a lot of "configure"!
if test "${enable_clippy_only}" != "yes"; then
dnl ##########################################################################
#
# Logic for protobuf support.
#
if test "$enable_protobuf" = "yes"; then
# Check for protoc & protoc-c
# protoc is not required, it's only for a "be nice" helper target
AC_CHECK_PROGS([PROTOC], [protoc], [/bin/false])
AC_CHECK_PROGS([PROTOC_C], [protoc-c], [/bin/false])
if test "$PROTOC_C" = "/bin/false"; then
AC_MSG_FAILURE([protobuf requested but protoc-c not found. Install protobuf-c.])
fi
PKG_CHECK_MODULES([PROTOBUF_C], [libprotobuf-c >= 0.14],, [
AC_MSG_FAILURE([protobuf requested but libprotobuf-c not found. Install protobuf-c.])
])
AC_CHECK_HEADER([google/protobuf-c/protobuf-c.h], [], [
AC_MSG_FAILURE([protobuf requested but protobuf-c.h not found. Install protobuf-c.])
])
AC_DEFINE([HAVE_PROTOBUF], [1], [protobuf])
fi
dnl ---------------------
dnl Integrated VTY option
@ -1143,7 +1179,6 @@ case "${enable_vtysh}" in
;;
esac
AC_SUBST([LIBREADLINE])
AM_CONDITIONAL([VTYSH], test "x$VTYSH" = "xvtysh")
dnl ----------
dnl PAM module
@ -1205,11 +1240,6 @@ AC_CHECK_LIB([pam], [pam_start],
fi
AC_SUBST([LIBPAM])
dnl -------------------------------
dnl Endian-ness check
dnl -------------------------------
AC_WORDS_BIGENDIAN
dnl -------------------------------
dnl bgpd needs pow() and hence libm
dnl -------------------------------
@ -1230,13 +1260,6 @@ AC_CHECK_FUNCS([pollts], [
AC_DEFINE([HAVE_POLLTS], [1], [have NetBSD pollts()])
])
dnl ---------------
dnl other functions
dnl ---------------
AC_CHECK_FUNCS([ \
strlcat strlcpy \
getgrouplist])
AC_CHECK_HEADER([asm-generic/unistd.h],
[AC_CHECK_DECL(__NR_setns,
AC_DEFINE([HAVE_NETNS], [1], [Have netns]),,
@ -1381,6 +1404,28 @@ if test $ac_cv_have_decl_TCP_MD5SIG = no; then
AC_CHECK_DECLS([TCP_MD5SIG], [], [], MD5_INCLUDES)])
fi
AC_SUBST([SOLARIS])
AC_CHECK_LIB([crypt], [crypt], [],
[AC_CHECK_LIB([crypto], [DES_crypt])])
AC_CHECK_LIB([resolv], [res_init])
dnl ---------------------------
dnl check system has PCRE regexp
dnl ---------------------------
if test "x$enable_pcreposix" = "xyes"; then
AC_CHECK_LIB([pcreposix], [regexec], [], [
AC_MSG_ERROR([--enable-pcreposix given but unable to find libpcreposix])
])
fi
AC_SUBST([HAVE_LIBPCREPOSIX])
dnl ##########################################################################
dnl test "${enable_clippy_only}" != "yes"
fi
dnl END OF LARGE if block
dnl ##########################################################################
dnl ----------------------------------------------------------------------------
dnl figure out if domainname is available in the utsname struct (GNU extension).
dnl ----------------------------------------------------------------------------
@ -1413,18 +1458,6 @@ FRR_INCLUDES
dnl --------------------
dnl Daemon disable check
dnl --------------------
AM_CONDITIONAL([ZEBRA], [test "${enable_zebra}" != "no"])
if test "${enable_bgpd}" = "no";then
BGPD=""
else
BGPD="bgpd"
fi
AM_CONDITIONAL([BGPD], [test "x$BGPD" = "xbgpd"])
AM_CONDITIONAL([RIPD], [test "${enable_ripd}" != "no"])
AM_CONDITIONAL([OSPFD], [test "${enable_ospfd}" != "no"])
AM_CONDITIONAL([LDPD], [test "${enable_ldpd}" != "no"])
AS_IF([test "${enable_ldpd}" != "no"], [
AC_DEFINE([HAVE_LDPD], [1], [ldpd])
@ -1448,8 +1481,6 @@ else
esac
fi
AM_CONDITIONAL([BFDD], [test "x$BFDD" = "xbfdd"])
if test "$ac_cv_lib_json_c_json_object_get" = no -a "x$BFDD" = "xbfdd"; then
AC_MSG_ERROR(["you must use json-c library to use bfdd"])
fi
@ -1467,16 +1498,12 @@ case "$host_os" in
fi
;;
esac
AM_CONDITIONAL([NHRPD], [test "x$NHRPD" = "xnhrpd"])
AM_CONDITIONAL([EIGRPD], [test "${enable_eigrpd}" != "no"])
if test "${enable_watchfrr}" = "no";then
WATCHFRR=""
else
WATCHFRR="watchfrr"
fi
AM_CONDITIONAL([WATCHFRR], [test "x$WATCHFRR" = "xwatchfrr"])
OSPFCLIENT=""
if test "${enable_ospfapi}" != "no";then
@ -1487,18 +1514,6 @@ if test "${enable_ospfapi}" != "no";then
fi
fi
AM_CONDITIONAL([OSPFCLIENT], [test "x$OSPFCLIENT" = "xospfclient"])
AM_CONDITIONAL([RIPNGD], [test "${enable_ripngd}" != "no"])
AM_CONDITIONAL([BABELD], [test "${enable_babeld}" != "no"])
AM_CONDITIONAL([OSPF6D], [test "${enable_ospf6d}" != "no"])
AM_CONDITIONAL([ISISD], [test "${enable_isisd}" != "no"])
AM_CONDITIONAL([PIMD], [test "${enable_pimd}" != "no"])
AM_CONDITIONAL([PBRD], [test "${enable_pbrd}" != "no"])
AM_CONDITIONAL([SHARPD], [test "${enable_sharpd}" = "yes"])
AM_CONDITIONAL([STATICD], [test "${enable_staticd}" != "no"])
AM_CONDITIONAL([FABRICD], [test "${enable_fabricd}" != "no"])
AM_CONDITIONAL([VRRPD], [test "${enable_vrrpd}" != "no"])
if test "${enable_bgp_announce}" = "no";then
AC_DEFINE([DISABLE_BGP_ANNOUNCE], [1], [Disable BGP installation to zebra])
else
@ -1508,22 +1523,11 @@ fi
if test "${enable_bgp_vnc}" != "no";then
AC_DEFINE([ENABLE_BGP_VNC], [1], [Enable BGP VNC support])
fi
AM_CONDITIONAL([ENABLE_BGP_VNC], [test x${enable_bgp_vnc} != xno])
AC_SUBST([SOLARIS])
AC_CHECK_LIB([crypt], [crypt], [],
[AC_CHECK_LIB([crypto], [DES_crypt])])
AC_CHECK_LIB([resolv], [res_init])
dnl ---------------------------
dnl check system has PCRE regexp
dnl ---------------------------
if test "x$enable_pcreposix" = "xyes"; then
AC_CHECK_LIB([pcreposix], [regexec], [], [
AC_MSG_ERROR([--enable-pcreposix given but unable to find libpcreposix])
])
fi
AC_SUBST([HAVE_LIBPCREPOSIX])
dnl ##########################################################################
dnl LARGE if block
if test "${enable_clippy_only}" != "yes"; then
dnl ##########################################################################
dnl ------------------
dnl check C-Ares library
@ -1575,7 +1579,6 @@ int main(void);
AH_TEMPLATE([SNMP_AGENTX], [Use SNMP AgentX to interface with snmpd])
AC_DEFINE_UNQUOTED(AS_TR_CPP(SNMP_${SNMP_METHOD}),,[SNMP method to interface with snmpd])
fi
AM_CONDITIONAL([SNMP], [test "x${SNMP_METHOD}" != "x"])
AC_SUBST([SNMP_LIBS])
AC_SUBST([SNMP_CFLAGS])
@ -1608,7 +1611,6 @@ if test "$enable_config_rollbacks" = "yes"; then
AC_MSG_ERROR([--enable-config-rollbacks given but sqlite3 was not found on your system.])
])
fi
AM_CONDITIONAL([SQLITE3], [$SQLITE3])
dnl ---------------
dnl confd
@ -1624,7 +1626,6 @@ if test "$enable_confd" != "" -a "$enable_confd" != "no"; then
AC_SUBST([CONFD_LIBS])
AC_DEFINE([HAVE_CONFD], [1], [Enable confd integration])
fi
AM_CONDITIONAL([CONFD], [test "x$enable_confd" != "x"])
dnl ---------------
dnl sysrepo
@ -1637,7 +1638,6 @@ if test "$enable_sysrepo" = "yes"; then
AC_MSG_ERROR([sysrepo was not found on your system.])]
)
fi
AM_CONDITIONAL([SYSREPO], [test "x$enable_sysrepo" = "xyes"])
dnl ---------------
dnl gRPC
@ -1656,7 +1656,42 @@ if test "$enable_grpc" = "yes"; then
AC_MSG_ERROR([grpc/grpc++ were not found on your system.])
])
fi
AM_CONDITIONAL([GRPC], [test "x$enable_grpc" = "xyes"])
dnl ------
dnl ZeroMQ
dnl ------
if test "x$enable_zeromq" != "xno"; then
PKG_CHECK_MODULES([ZEROMQ], [libzmq >= 4.0.0], [
AC_DEFINE([HAVE_ZEROMQ], [1], [Enable ZeroMQ support])
ZEROMQ=true
], [
if test "x$enable_zeromq" = "xyes"; then
AC_MSG_ERROR([configuration specifies --enable-zeromq but libzmq was not found])
fi
])
fi
dnl ------------------------------------
dnl Enable RPKI and add librtr to libs
dnl ------------------------------------
if test "${enable_rpki}" = "yes"; then
PKG_CHECK_MODULES([RTRLIB], [rtrlib >= 0.5.0],
[RPKI=true],
[RPKI=false
AC_MSG_ERROR([rtrlib was not found on your system or is too old.])]
)
fi
dnl ------------------------------------------
dnl Check whether rtrlib was build with ssh support
dnl ------------------------------------------
AC_MSG_CHECKING([whether the RTR Library is compiled with SSH])
AC_LINK_IFELSE([AC_LANG_PROGRAM([[#include "rtrlib/rtrlib.h"]],
[[struct tr_ssh_config config;]])],
[AC_MSG_RESULT([yes])
AC_DEFINE([FOUND_SSH], [1], [found_ssh])],
AC_MSG_RESULT([no])
)
dnl ---------------
dnl dlopen & dlinfo
@ -1707,7 +1742,11 @@ if test "$frr_cv_rtld_di_linkmap" = yes; then
AC_DEFINE([HAVE_DLINFO_LINKMAP], [1], [Have dlinfo RTLD_DI_LINKMAP])
fi
AM_CONDITIONAL([SNMP], [test "x$SNMP_METHOD" = "xagentx"])
dnl ##########################################################################
dnl test "${enable_clippy_only}" != "yes"
fi
dnl END OF LARGE if block
dnl ##########################################################################
dnl ---------------------------
dnl sockaddr and netinet checks
@ -1752,7 +1791,6 @@ no)
;;
esac
AM_CONDITIONAL([IRDP], [$IRDP])
dnl -----------------------
dnl checking for IP_PKTINFO
@ -2040,21 +2078,6 @@ size_t ac_x; ac_x = malloc_size(NULL);
])
])
dnl ------
dnl ZeroMQ
dnl ------
if test "x$enable_zeromq" != "xno"; then
PKG_CHECK_MODULES([ZEROMQ], [libzmq >= 4.0.0], [
AC_DEFINE([HAVE_ZEROMQ], [1], [Enable ZeroMQ support])
ZEROMQ=true
], [
if test "x$enable_zeromq" = "xyes"; then
AC_MSG_ERROR([configuration specifies --enable-zeromq but libzmq was not found])
fi
])
fi
AM_CONDITIONAL([ZEROMQ], [test "x$ZEROMQ" = "xtrue"])
dnl ----------
dnl configure date
dnl ----------
@ -2140,28 +2163,43 @@ AC_DEFINE_UNQUOTED([YANG_MODELS_PATH], ["$CFG_YANGMODELS"], [path to YANG data m
AC_DEFINE_UNQUOTED([LIBYANG_PLUGINS_PATH], ["$CFG_LIBYANG_PLUGINS"], [path to libyang plugins])
AC_DEFINE_UNQUOTED([WATCHFRR_SH_PATH], ["${CFG_SBIN%/}/watchfrr.sh"], [path to watchfrr.sh])
dnl ------------------------------------
dnl Enable RPKI and add librtr to libs
dnl ------------------------------------
if test "${enable_rpki}" = "yes"; then
PKG_CHECK_MODULES([RTRLIB], [rtrlib >= 0.5.0],
[RPKI=true],
[RPKI=false
AC_MSG_ERROR([rtrlib was not found on your system or is too old.])]
)
fi
dnl various features
AM_CONDITIONAL([SUPPORT_REALMS], [test "${enable_realms}" = "yes"])
AM_CONDITIONAL([ENABLE_BGP_VNC], [test x${enable_bgp_vnc} != xno])
dnl northbound
AM_CONDITIONAL([SQLITE3], [$SQLITE3])
AM_CONDITIONAL([CONFD], [test "x$enable_confd" != "x"])
AM_CONDITIONAL([SYSREPO], [test "x$enable_sysrepo" = "xyes"])
AM_CONDITIONAL([GRPC], [test "x$enable_grpc" = "xyes"])
AM_CONDITIONAL([ZEROMQ], [test "x$ZEROMQ" = "xtrue"])
dnl plugins
AM_CONDITIONAL([RPKI], [test "x$RPKI" = "xtrue"])
dnl ------------------------------------------
dnl Check whether rtrlib was build with ssh support
dnl ------------------------------------------
AC_MSG_CHECKING([whether the RTR Library is compiled with SSH])
AC_LINK_IFELSE([AC_LANG_PROGRAM([[#include "rtrlib/rtrlib.h"]],
[[struct tr_ssh_config config;]])],
[AC_MSG_RESULT([yes])
AC_DEFINE([FOUND_SSH], [1], [found_ssh])],
AC_MSG_RESULT([no])
)
AM_CONDITIONAL([SNMP], [test "x$SNMP_METHOD" = "xagentx"])
AM_CONDITIONAL([IRDP], [$IRDP])
AM_CONDITIONAL([FPM], [test "x$enable_fpm" = "xyes"])
AM_CONDITIONAL([HAVE_PROTOBUF], [test "x$enable_protobuf" = "xyes"])
dnl daemons
AM_CONDITIONAL([VTYSH], [test "x$VTYSH" = "xvtysh"])
AM_CONDITIONAL([ZEBRA], [test "${enable_zebra}" != "no"])
AM_CONDITIONAL([BGPD], [test "x${enable_bgpd}" != "no"])
AM_CONDITIONAL([RIPD], [test "${enable_ripd}" != "no"])
AM_CONDITIONAL([OSPFD], [test "${enable_ospfd}" != "no"])
AM_CONDITIONAL([LDPD], [test "${enable_ldpd}" != "no"])
AM_CONDITIONAL([BFDD], [test "x$BFDD" = "xbfdd"])
AM_CONDITIONAL([NHRPD], [test "x$NHRPD" = "xnhrpd"])
AM_CONDITIONAL([EIGRPD], [test "${enable_eigrpd}" != "no"])
AM_CONDITIONAL([WATCHFRR], [test "x$WATCHFRR" = "xwatchfrr"])
AM_CONDITIONAL([OSPFCLIENT], [test "x$OSPFCLIENT" = "xospfclient"])
AM_CONDITIONAL([RIPNGD], [test "${enable_ripngd}" != "no"])
AM_CONDITIONAL([BABELD], [test "${enable_babeld}" != "no"])
AM_CONDITIONAL([OSPF6D], [test "${enable_ospf6d}" != "no"])
AM_CONDITIONAL([ISISD], [test "${enable_isisd}" != "no"])
AM_CONDITIONAL([PIMD], [test "${enable_pimd}" != "no"])
AM_CONDITIONAL([PBRD], [test "${enable_pbrd}" != "no"])
AM_CONDITIONAL([SHARPD], [test "${enable_sharpd}" = "yes"])
AM_CONDITIONAL([STATICD], [test "${enable_staticd}" != "no"])
AM_CONDITIONAL([FABRICD], [test "${enable_fabricd}" != "no"])
AM_CONDITIONAL([VRRPD], [test "${enable_vrrpd}" != "no"])
AC_CONFIG_FILES([Makefile],[sed -e 's/^#AUTODERP# //' -i Makefile])

View File

@ -340,8 +340,10 @@ noinst_PROGRAMS += \
if BUILD_CLIPPY
noinst_PROGRAMS += lib/clippy
else
$(HOSTTOOLS)lib/clippy:
@$(MAKE) -C $(top_builddir)/$(HOSTTOOLS) lib/route_types.h lib/clippy
if HOSTTOOLS_CLIPPY
$(CLIPPY):
@$(MAKE) -C $(top_builddir)/hosttools lib/route_types.h lib/clippy
endif
endif
lib_grammar_sandbox_SOURCES = \
@ -372,13 +374,11 @@ am__v_CLIPPY_ = $(am__v_CLIPPY_$(AM_DEFAULT_VERBOSITY))
am__v_CLIPPY_0 = @echo " CLIPPY " $@;
am__v_CLIPPY_1 =
CLIPPY_DEPS = $(HOSTTOOLS)lib/clippy $(top_srcdir)/python/clidef.py
CLIPPY_DEPS = $(CLIPPY) $(top_srcdir)/python/clidef.py
SUFFIXES = _clippy.c .proto .pb-c.c .pb-c.h .pb.h .pb.cc .grpc.pb.cc
.c_clippy.c:
@{ test -x $(top_builddir)/$(HOSTTOOLS)lib/clippy || \
$(MAKE) -C $(top_builddir)/$(HOSTTOOLS) lib/clippy; }
$(AM_V_CLIPPY) $(top_builddir)/$(HOSTTOOLS)lib/clippy $(top_srcdir)/python/clidef.py -o $@ $<
$(AM_V_CLIPPY) $(CLIPPY) $(top_srcdir)/python/clidef.py -o $@ $<
## automake's "ylwrap" is a great piece of GNU software... not.
.l.c: