diff options
Diffstat (limited to 'contrib/cvs/aclocal.m4')
| -rw-r--r-- | contrib/cvs/aclocal.m4 | 861 |
1 files changed, 861 insertions, 0 deletions
diff --git a/contrib/cvs/aclocal.m4 b/contrib/cvs/aclocal.m4 new file mode 100644 index 0000000..a9c5488 --- /dev/null +++ b/contrib/cvs/aclocal.m4 @@ -0,0 +1,861 @@ +# aclocal.m4 generated automatically by aclocal 1.4e + +# Copyright 1994, 1995, 1996, 1997, 1998, 1999, 2000 +# Free Software Foundation, Inc. +# This file is free software; the Free Software Foundation +# gives unlimited permission to copy and/or distribute it, +# with or without modifications, as long as this notice is preserved. + +# This program is distributed in the hope that it will be useful, +# but WITHOUT ANY WARRANTY, to the extent permitted by law; without +# even the implied warranty of MERCHANTABILITY or FITNESS FOR A +# PARTICULAR PURPOSE. + +/* This program is free software; you can redistribute it and/or modify + it under the terms of the GNU General Public License as published by + the Free Software Foundation; either version 2, or (at your option) + any later version. + + This program is distributed in the hope that it will be useful, + but WITHOUT ANY WARRANTY; without even the implied warranty of + MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the + GNU General Public License for more details. */ + +AC_DEFUN(ACX_WITH_GSSAPI,[ +# +# Use --with-gssapi[=DIR] to enable GSSAPI support. +# +# defaults to enabled with DIR in default list below +# +# Search for /SUNHEA/ and read the comments about this default below. +# +AC_ARG_WITH([gssapi], + [ --with-gssapi=value GSSAPI directory], + [acx_gssapi_withgssapi=$withval], [acx_gssapi_withgssapi=yes])dnl + +dnl +dnl FIXME - cache withval and obliterate later cache values when options change +dnl +# +# Try to locate a GSSAPI installation if no location was specified, assuming +# GSSAPI was enabled (the default). +# +if test -n "$acx_gssapi_cv_gssapi"; then + # Granted, this is a slightly ugly way to print this info, but the + # AC_CHECK_HEADER used in the search for a GSSAPI installation makes using + # AC_CACHE_CHECK worse + AC_MSG_CHECKING([for GSSAPI]) +else :; fi +AC_CACHE_VAL([acx_gssapi_cv_gssapi], [ +if test x$acx_gssapi_withgssapi = xyes; then + # --with but no location specified + # assume a gssapi.h or gssapi/gssapi.h locates our install. + # + # This isn't always strictly true. For instance Solaris 7's SUNHEA (header) + # package installs gssapi.h whether or not the necessary libraries are + # installed. I'm still not sure whether to consider this a bug. The long + # way around is to not consider GSSPAI installed unless gss_import_name is + # found, but that brings up a lot of other hassles, like continuing to let + # gcc & ld generate the error messages when the user uses --with-gssapi=dir + # as a debugging aid. The short way around is to disable GSSAPI by default, + # but I think Sun users have been faced with this for awhile and I haven't + # heard many complaints. + acx_gssapi_save_CPPFLAGS=$CPPFLAGS + for acx_gssapi_cv_gssapi in yes /usr/kerberos /usr/cygnus/kerbnet no; do + if test x$acx_gssapi_cv_gssapi = xno; then + break + fi + if test x$acx_gssapi_cv_gssapi = xyes; then + AC_CHECKING([for GSSAPI]) + else + CPPFLAGS="$acx_gssapi_save_CPPFLAGS -I$acx_gssapi_cv_gssapi/include" + AC_CHECKING([for GSSAPI in $acx_gssapi_cv_gssapi]) + fi + unset ac_cv_header_gssapi_h + unset ac_cv_header_gssapi_gssapi_h + AC_CHECK_HEADERS([gssapi.h gssapi/gssapi.h]) + if test "$ac_cv_header_gssapi_h" = "yes" || + test "$ac_cv_header_gssapi_gssapi_h" = "yes"; then + break + fi + done + CPPFLAGS=$acx_gssapi_save_CPPFLAGS +else + acx_gssapi_cv_gssapi=$acx_gssapi_withgssapi +fi +AC_MSG_CHECKING([for GSSAPI]) +])dnl +AC_MSG_RESULT([$acx_gssapi_cv_gssapi]) + +# +# Set up GSSAPI includes for later use. We don't bother to check for +# $acx_gssapi_cv_gssapi=no here since that will be caught later. +# +if test x$acx_gssapi_cv_gssapi = yes; then + # no special includes necessary + GSSAPI_INCLUDES="" +else + # GSSAPI at $acx_gssapi_cv_gssapi (could be 'no') + GSSAPI_INCLUDES=" -I$acx_gssapi_cv_gssapi/include" +fi + +# +# Get the rest of the information CVS needs to compile with GSSAPI support +# +if test x$acx_gssapi_cv_gssapi != xno; then + # define HAVE_GSSAPI and set up the includes + AC_DEFINE([HAVE_GSSAPI],, [Define if you have GSSAPI with Kerberos version 5 available.]) + includeopt=$includeopt$GSSAPI_INCLUDES + + # locate any other headers + acx_gssapi_save_CPPFLAGS=$CPPFLAGS + CPPFLAGS=$CPPFLAGS$GSSAPI_INCLUDES + dnl We don't use HAVE_KRB5_H anywhere, but including it here might make it + dnl easier to spot errors by reading configure output + AC_CHECK_HEADERS([gssapi.h gssapi/gssapi.h gssapi/gssapi_generic.h krb5.h]) + # And look through them for GSS_C_NT_HOSTBASED_SERVICE or its alternatives + AC_CACHE_CHECK([for GSS_C_NT_HOSTBASED_SERVICE], [acx_gssapi_cv_gss_c_nt_hostbased_service], + [acx_gssapi_cv_gss_c_nt_hostbased_service=no + if test "$ac_cv_header_gssapi_h" = "yes"; then + AC_EGREP_HEADER([GSS_C_NT_HOSTBASED_SERVICE], [gssapi.h], + [acx_gssapi_cv_gss_c_nt_hostbased_service=yes], + AC_EGREP_HEADER([gss_nt_service_name], [gssapi.h], + [acx_gssapi_cv_gss_c_nt_hostbased_service=gss_nt_service_name])) + fi + if test $acx_gssapi_cv_gss_c_nt_hostbased_service = no && + test "$ac_cv_header_gssapi_gssapi_h" = "yes"; then + AC_EGREP_HEADER([GSS_C_NT_HOSTBASED_SERVICE], [gssapi/gssapi.h], + [acx_gssapi_cv_gss_c_nt_hostbased_service], + AC_EGREP_HEADER([gss_nt_service_name], [gssapi/gssapi.h], + [acx_gssapi_cv_gss_c_nt_hostbased_service=gss_nt_service_name])) + fi + if test $acx_gssapi_cv_gss_c_nt_hostbased_service = no && + test "$ac_cv_header_gssapi_gssapi_generic_h" = "yes"; then + AC_EGREP_HEADER([GSS_C_NT_HOSTBASED_SERVICE], [gssapi/gssapi_generic.h], + [acx_gssapi_cv_gss_c_nt_hostbased_service], + AC_EGREP_HEADER([gss_nt_service_name], [gssapi/gssapi_generic.h], + [acx_gssapi_cv_gss_c_nt_hostbased_service=gss_nt_service_name])) + fi]) + if test $acx_gssapi_cv_gss_c_nt_hostbased_service != yes && + test $acx_gssapi_cv_gss_c_nt_hostbased_service != no; then + # don't define for yes since that means it already means something and + # don't define for no since we'd rather the compiler catch the error + AC_DEFINE_UNQUOTED([GSS_C_NT_HOSTBASED_SERVICE], [$acx_gssapi_cv_gss_c_nt_hostbased_service], +[Define to an alternative value if GSS_C_NT_HOSTBASED_SERVICE isn't defined +in the gssapi.h header file. MIT Kerberos 1.2.1 requires this. Only relevant +when using GSSAPI.]) + fi + CPPFLAGS=$acx_gssapi_save_CPPFLAGS + + # Expect the libs to be installed parallel to the headers + # + # We could try once with and once without, but I'm not sure it's worth the + # trouble. + if test x$acx_gssapi_cv_gssapi != xyes; then + if test -z "$LIBS"; then + LIBS="-L$acx_gssapi_cv_gssapi/lib" + else + LIBS="-L$acx_gssapi_cv_gssapi/lib $LIBS" + fi + else :; fi + + dnl What happens if we want to enable, say, krb5 and some other GSSAPI + dnl authentication method at the same time? + # + # Some of the order below is particular due to library dependencies + # + + # + # des Heimdal K 0.3d, but Heimdal seems to be set up such + # that it could have been installed from elsewhere. + # + AC_SEARCH_LIBS([des_set_odd_parity], [des]) + + # + # com_err Heimdal K 0.3d + # + # com_err MIT K5 v1.2.2-beta1 + # + AC_SEARCH_LIBS([com_err], [com_err]) + + # + # asn1 Heimdal K 0.3d -lcom_err + # + AC_SEARCH_LIBS([initialize_asn1_error_table_r], [asn1]) + + # + # resolv required, but not installed by Heimdal K 0.3d + # + # resolv MIT K5 1.2.2-beta1 + # Linux 2.2.17 + # + AC_SEARCH_LIBS([__dn_expand], [resolv]) + + # + # roken Heimdal K 0.3d -lresolv + # + AC_SEARCH_LIBS([roken_gethostbyaddr], [roken]) + + # + # k5crypto MIT K5 v1.2.2-beta1 + # + AC_SEARCH_LIBS([valid_enctype], [k5crypto]) + + # + # gen ? ? ? Needed on Irix 5.3 with some + # Irix 5.3 version of Kerberos. I'm not + # sure which since Irix didn't + # get any testing this time + # around. Original comment: + # + # This is necessary on Irix 5.3, in order to link against libkrb5 -- + # there, an_to_ln.o refers to things defined only in -lgen. + # + AC_SEARCH_LIBS([compile], [gen]) + + # + # krb5 ? ? ? -lgen -l??? + # Irix 5.3 + # + # krb5 MIT K5 v1.1.1 + # + # krb5 MIT K5 v1.2.2-beta1 -lcrypto -lcom_err + # Linux 2.2.17 + # + # krb5 MIT K5 v1.2.2-beta1 -lcrypto -lcom_err -lresolv + # + # krb5 Heimdal K 0.3d -lasn1 -lroken -ldes + # + AC_SEARCH_LIBS([krb5_free_context], [krb5]) + + # + # gssapi_krb5 Only lib needed with MIT K5 v1.2.1, so find it first in + # order to prefer MIT Kerberos. If both MIT & Heimdal + # Kerberos are installed and in the path, this will leave + # some of the libraries above in LIBS unnecessarily, but + # noone would ever do that, right? + # + # gssapi_krb5 MIT K5 v1.2.2-beta1 -lkrb5 + # + # gssapi Heimdal K 0.3d -lkrb5 + # + AC_SEARCH_LIBS([gss_import_name], [gssapi_krb5 gssapi]) +fi +])dnl + +# Do all the work for Automake. This macro actually does too much -- +# some checks are only needed if your package does certain things. +# But this isn't really a big deal. + +# serial 5 + +# There are a few dirty hacks below to avoid letting `AC_PROG_CC' be +# written in clear, in which case automake, when reading aclocal.m4, +# will think it sees a *use*, and therefore will trigger all it's +# C support machinery. Also note that it means that autoscan, seeing +# CC etc. in the Makefile, will ask for an AC_PROG_CC use... + + +# We require 2.13 because we rely on SHELL being computed by configure. +AC_PREREQ([2.13]) + +# AC_PROVIDE_IFELSE(MACRO-NAME, IF-PROVIDED, IF-NOT-PROVIDED) +# ----------------------------------------------------------- +# If MACRO-NAME is provided do IF-PROVIDED, else IF-NOT-PROVIDED. +# The purpose of this macro is to provide the user with a means to +# check macros which are provided without letting her know how the +# information is coded. +# If this macro is not defined by Autoconf, define it here. +ifdef([AC_PROVIDE_IFELSE], + [], + [define([AC_PROVIDE_IFELSE], + [ifdef([AC_PROVIDE_$1], + [$2], [$3])])]) + + +# AM_INIT_AUTOMAKE(PACKAGE,VERSION, [NO-DEFINE]) +# ---------------------------------------------- +AC_DEFUN([AM_INIT_AUTOMAKE], +[AC_REQUIRE([AC_PROG_INSTALL])dnl +# test to see if srcdir already configured +if test "`CDPATH=:; cd $srcdir && pwd`" != "`pwd`" && + test -f $srcdir/config.status; then + AC_MSG_ERROR([source directory already configured; run \"make distclean\" there first]) +fi + +# Define the identity of the package. +PACKAGE=$1 +AC_SUBST(PACKAGE)dnl +VERSION=$2 +AC_SUBST(VERSION)dnl +ifelse([$3],, +[AC_DEFINE_UNQUOTED(PACKAGE, "$PACKAGE", [Name of package]) +AC_DEFINE_UNQUOTED(VERSION, "$VERSION", [Version number of package])]) + +# Autoconf 2.50 wants to disallow AM_ names. We explicitly allow +# the ones we care about. +ifdef([m4_pattern_allow], + [m4_pattern_allow([^AM_(C|CPP|CXX|OBJC|F|R|GCJ)FLAGS])])dnl + +# Some tools Automake needs. +AC_REQUIRE([AM_SANITY_CHECK])dnl +AC_REQUIRE([AC_ARG_PROGRAM])dnl +AM_MISSING_PROG(ACLOCAL, aclocal) +AM_MISSING_PROG(AUTOCONF, autoconf) +AM_MISSING_PROG(AUTOMAKE, automake) +AM_MISSING_PROG(AUTOHEADER, autoheader) +AM_MISSING_PROG(MAKEINFO, makeinfo) +AM_MISSING_PROG(AMTAR, tar) +AM_MISSING_INSTALL_SH +AM_PROG_INSTALL_STRIP +# We need awk for the "check" target. The system "awk" is bad on +# some platforms. +AC_REQUIRE([AC_PROG_AWK])dnl +AC_REQUIRE([AC_PROG_MAKE_SET])dnl +AC_REQUIRE([AM_PROG_ETAGS])dnl +AC_REQUIRE([AM_DEP_TRACK])dnl +AC_REQUIRE([AM_SET_DEPDIR])dnl +AC_PROVIDE_IFELSE([AC_PROG_][CC], + [AM_DEPENDENCIES(CC)], + [define([AC_PROG_][CC], + defn([AC_PROG_][CC])[AM_DEPENDENCIES(CC)])])dnl +AC_PROVIDE_IFELSE([AC_PROG_][CXX], + [AM_DEPENDENCIES(CXX)], + [define([AC_PROG_][CXX], + defn([AC_PROG_][CXX])[AM_DEPENDENCIES(CXX)])])dnl +]) + +# +# Check to make sure that the build environment is sane. +# + +# serial 3 + +# AM_SANITY_CHECK +# --------------- +AC_DEFUN([AM_SANITY_CHECK], +[AC_MSG_CHECKING([whether build environment is sane]) +# Just in case +sleep 1 +echo timestamp > conftest.file +# Do `set' in a subshell so we don't clobber the current shell's +# arguments. Must try -L first in case configure is actually a +# symlink; some systems play weird games with the mod time of symlinks +# (eg FreeBSD returns the mod time of the symlink's containing +# directory). +if ( + set X `ls -Lt $srcdir/configure conftest.file 2> /dev/null` + if test "$[*]" = "X"; then + # -L didn't work. + set X `ls -t $srcdir/configure conftest.file` + fi + if test "$[*]" != "X $srcdir/configure conftest.file" \ + && test "$[*]" != "X conftest.file $srcdir/configure"; then + + # If neither matched, then we have a broken ls. This can happen + # if, for instance, CONFIG_SHELL is bash and it inherits a + # broken ls alias from the environment. This has actually + # happened. Such a system could not be considered "sane". + AC_MSG_ERROR([ls -t appears to fail. Make sure there is not a broken +alias in your environment]) + fi + + test "$[2]" = conftest.file + ) +then + # Ok. + : +else + AC_MSG_ERROR([newly created file is older than distributed files! +Check your system clock]) +fi +rm -f conftest* +AC_MSG_RESULT(yes)]) + + +# serial 2 + +# AM_MISSING_PROG(NAME, PROGRAM) +# ------------------------------ +AC_DEFUN([AM_MISSING_PROG], +[AC_REQUIRE([AM_MISSING_HAS_RUN]) +$1=${$1-"${am_missing_run}$2"} +AC_SUBST($1)]) + + +# AM_MISSING_INSTALL_SH +# --------------------- +# Like AM_MISSING_PROG, but only looks for install-sh. +AC_DEFUN([AM_MISSING_INSTALL_SH], +[AC_REQUIRE([AM_MISSING_HAS_RUN]) +if test -z "$install_sh"; then + for install_sh in "$ac_aux_dir/install-sh" \ + "$ac_aux_dir/install.sh" \ + "${am_missing_run}${ac_auxdir}/install-sh"; + do + test -f "$install_sh" && break + done + # FIXME: an evil hack: we remove the SHELL invocation from + # install_sh because automake adds it back in. Sigh. + install_sh=`echo $install_sh | sed -e 's/\${SHELL}//'` +fi +AC_SUBST(install_sh)]) + + +# AM_MISSING_HAS_RUN +# ------------------ +# Define MISSING if not defined so far and test if it supports --run. +# If it does, set am_missing_run to use it, otherwise, to nothing. +AC_DEFUN([AM_MISSING_HAS_RUN], +[test x"${MISSING+set}" = xset || + MISSING="\${SHELL} `CDPATH=:; cd $ac_aux_dir && pwd`/missing" +# Use eval to expand $SHELL +if eval "$MISSING --run true"; then + am_missing_run="$MISSING --run " +else + am_missing_run= + am_backtick='`' + AC_MSG_WARN([${am_backtick}missing' script is too old or missing]) +fi +]) + +# AM_AUX_DIR_EXPAND + +# For projects using AC_CONFIG_AUX_DIR([foo]), Autoconf sets +# $ac_aux_dir to ${srcdir}/foo. In other projects, it is set to `.'. +# Of course, Automake must honor this variable whenever it call a tool +# from the auxiliary directory. The problem is that $srcdir (hence +# $ac_aux_dir) can be either an absolute path or a path relative to +# $top_srcdir or absolute, this depends on how configure is run. This +# is pretty anoying since it makes $ac_aux_dir quite unusable in +# subdirectories: on the top source directory, any form will work +# fine, but in subdirectories relative pat needs to be adapted. +# - calling $top_srcidr/$ac_aux_dir/missing would success if $srcdir is +# relative, but fail if $srcdir is absolute +# - conversly, calling $ax_aux_dir/missing would fail if $srcdir is +# absolute, and success on relative paths. +# +# Consequently, we define and use $am_aux_dir, the "always absolute" +# version of $ac_aux_dir. + +AC_DEFUN([AM_AUX_DIR_EXPAND], [ +# expand $ac_aux_dir to an absolute path +am_aux_dir=`CDPATH=:; cd $ac_aux_dir && pwd` +]) + +# One issue with vendor `install' (even GNU) is that you can't +# specify the program used to strip binaries. This is especially +# annoying in cross=compiling environments, where the build's strip +# is unlikely to handle the host's binaries. +# Fortunately install-sh will honor a STRIPPROG variable, so if we ever +# need to use a non standard strip, we just have to make sure we use +# install-sh with the STRIPPROG variable set. +AC_DEFUN([AM_PROG_INSTALL_STRIP], +[AC_REQUIRE([AM_MISSING_INSTALL_SH]) +dnl Don't test for $cross_compiling = yes, it might be `maybe'... +# We'd like to do this but we can't because it will unconditionally +# require config.guess. One way would be if autoconf had the capability +# to let us compile in this code only when config.guess was already +# a possibility. +#if test "$cross_compiling" != no; then +# # since we are cross-compiling, we need to check for a suitable `strip' +# AM_PROG_STRIP +# if test -z "$STRIP"; then +# AC_MSG_WARN([strip missing, install-strip will not strip binaries]) +# fi +#fi + +# If $STRIP is defined (either by the user, or by AM_PROG_STRIP), +# instruct install-strip to use install-sh and the given $STRIP program. +# Otherwise, just use ${INSTALL}: the idea is to use the vendor install +# as much as possible, because it's faster. +if test -z "$STRIP"; then + # The top level make will set INSTALL_PROGRAM=$(INSTALL_STRIP_PROGRAM) + # and the double dolard below is there to make sure that ${INSTALL} + # is substitued in the sub-makes, not at the top-level; this is + # needed if ${INSTALL} is a relative path (ajusted in each subdirectory + # by config.status). + INSTALL_STRIP_PROGRAM='$${INSTALL} -s' + INSTALL_STRIP_PROGRAM_ENV='' +else + _am_dirpart="`echo $install_sh | sed -e 's,//*[[^/]]*$,,'`" + INSTALL_STRIP_PROGRAM="\${SHELL} \`CDPATH=: && cd $_am_dirpart && pwd\`/install-sh -c -s" + INSTALL_STRIP_PROGRAM_ENV="STRIPPROG='\$(STRIP)'" +fi +AC_SUBST([STRIP]) +AC_SUBST([INSTALL_STRIP_PROGRAM]) +AC_SUBST([INSTALL_STRIP_PROGRAM_ENV])]) + +#AC_DEFUN([AM_PROG_STRIP], +#[# Check for `strip', unless the installer +# has set the STRIP environment variable. +# Note: don't explicitly check for -z "$STRIP" here because +# that will cause problems if AC_CANONICAL_* is AC_REQUIREd after +# this macro, and anyway it doesn't have an effect anyway. +#AC_CHECK_TOOL([STRIP],[strip]) +#]) + +# +# Find some information about the etags program +# +# Sets +# ETAGS = path to etags +# ETAGS_INCLUDE_OPTION = option to pass to etags with arg for includes +# + +AC_DEFUN([AM_PROG_ETAGS], +[AC_BEFORE([$0], [AM_PROG_ETAGS_WORKS])dnl +AC_CHECK_PROG(ETAGS, etags, etags) +if test -z "$ETAGS"; then + AC_CHECK_PROG(ETAGS, ctags, ctags -e) +fi +if test -n "$ETAGS"; then + AM_PROG_ETAGS_WORKS + if test "$am_cv_prog_etags_works" = yes ; then + AM_PROG_ETAGS_INCLUDE_OPTION + else + AM_MISSING_PROG(ETAGS, etags) + fi +else + AM_MISSING_PROG(ETAGS, etags) +fi]) + + +AC_DEFUN([AM_PROG_ETAGS_WORKS], +[AC_CACHE_CHECK([whether ${ETAGS-etags} works], [am_cv_prog_etags_works], +[cat >conftest.c <<EOF +int globalvar; +EOF +if AC_TRY_COMMAND([${ETAGS-etags} -f - conftest.c |egrep ^int\ globalvar\; >&2]); then + am_cv_prog_etags_works=yes +else + am_cv_prog_etags_works=no +fi +rm -f conftest.c])]) + +AC_DEFUN([AM_PROG_ETAGS_INCLUDE_OPTION], +[AC_REQUIRE([AM_PROG_ETAGS_WORKS])dnl +if test "$am_cv_prog_etags_works" = yes ; then + AC_CACHE_CHECK([for etags include option], + [am_cv_prog_etags_include_option], + [cat >conftest.c <<EOF +int globalvar; +EOF + if AC_TRY_COMMAND([${ETAGS-etags} --etags-include=TAGS.inc -f - conftest.c |egrep ^TAGS.inc,include\$ >&2]); then + am_cv_prog_etags_include_option=--etags-include= + elif AC_TRY_COMMAND([${ETAGS-etags} -i TAGS.inc -f - conftest.c |egrep ^TAGS.inc,include\$ >&2]); then + am_cv_prog_etags_include_option='"-i "' + else : + # AC_MSG_ERROR(unfamiliar etags implementation) + fi + rm -f conftest.c]) +else + : +fi +ETAGS_INCLUDE_OPTION="$am_cv_prog_etags_include_option" +AC_SUBST(ETAGS_INCLUDE_OPTION)]) + +# serial 3 + +# There are a few dirty hacks below to avoid letting `AC_PROG_CC' be +# written in clear, in which case automake, when reading aclocal.m4, +# will think it sees a *use*, and therefore will trigger all it's +# C support machinery. Also note that it means that autoscan, seeing +# CC etc. in the Makefile, will ask for an AC_PROG_CC use... + +# AM_DEPENDENCIES(NAME) +# --------------------- +# See how the compiler implements dependency checking. +# NAME is "CC", "CXX" or "OBJC". +# We try a few techniques and use that to set a single cache variable. +AC_DEFUN([AM_DEPENDENCIES], +[AC_REQUIRE([AM_SET_DEPDIR])dnl +AC_REQUIRE([AM_OUTPUT_DEPENDENCY_COMMANDS])dnl +ifelse([$1], CC, + [AC_REQUIRE([AC_PROG_][CC])dnl +AC_REQUIRE([AC_PROG_][CPP]) +depcc="$CC" +depcpp="$CPP"], + [$1], CXX, [AC_REQUIRE([AC_PROG_][CXX])dnl +AC_REQUIRE([AC_PROG_][CXXCPP]) +depcc="$CXX" +depcpp="$CXXCPP"], + [$1], OBJC, [am_cv_OBJC_dependencies_compiler_type=gcc], + [AC_REQUIRE([AC_PROG_][$1])dnl +depcc="$$1" +depcpp=""]) + +AC_REQUIRE([AM_MAKE_INCLUDE]) + +AC_CACHE_CHECK([dependency style of $depcc], + [am_cv_$1_dependencies_compiler_type], +[if test -z "$AMDEP"; then + # We make a subdir and do the tests there. Otherwise we can end up + # making bogus files that we don't know about and never remove. For + # instance it was reported that on HP-UX the gcc test will end up + # making a dummy file named `D' -- because `-MD' means `put the output + # in D'. + mkdir confdir + # Copy depcomp to subdir because otherwise we won't find it if we're + # using a relative directory. + cp "$am_depcomp" confdir + cd confdir + + am_cv_$1_dependencies_compiler_type=none + for depmode in `sed -n ['s/^#*\([a-zA-Z0-9]*\))$/\1/p'] < "./depcomp"`; do + # We need to recreate these files for each test, as the compiler may + # overwrite some of them when testing with obscure command lines. + # This happens at least with the AIX C compiler. + echo '#include "conftest.h"' > conftest.c + echo 'int i;' > conftest.h + + case "$depmode" in + nosideeffect) + # after this tag, mechanisms are not by side-effect, so they'll + # only be used when explicitly requested + if test "x$enable_dependency_tracking" = xyes; then + continue + else + break + fi + ;; + none) break ;; + esac + # We check with `-c' and `-o' for the sake of the "dashmstdout" + # mode. It turns out that the SunPro C++ compiler does not properly + # handle `-M -o', and we need to detect this. + if depmode="$depmode" \ + source=conftest.c object=conftest.o \ + depfile=conftest.Po tmpdepfile=conftest.TPo \ + $SHELL ./depcomp $depcc -c conftest.c -o conftest.o >/dev/null 2>&1 && + grep conftest.h conftest.Po > /dev/null 2>&1; then + am_cv_$1_dependencies_compiler_type="$depmode" + break + fi + done + + cd .. + rm -rf confdir +else + am_cv_$1_dependencies_compiler_type=none +fi +]) +$1DEPMODE="depmode=$am_cv_$1_dependencies_compiler_type" +AC_SUBST([$1DEPMODE]) +]) + + +# AM_SET_DEPDIR +# ------------- +# Choose a directory name for dependency files. +# This macro is AC_REQUIREd in AM_DEPENDENCIES +AC_DEFUN([AM_SET_DEPDIR], +[if test -d .deps || mkdir .deps 2> /dev/null || test -d .deps; then + DEPDIR=.deps + # We redirect because .deps might already exist and be populated. + # In this situation we don't want to see an error. + rmdir .deps > /dev/null 2>&1 +else + DEPDIR=_deps +fi +AC_SUBST(DEPDIR) +]) + + +# AM_DEP_TRACK +# ------------ +AC_DEFUN([AM_DEP_TRACK], +[AC_ARG_ENABLE(dependency-tracking, +[ --disable-dependency-tracking Speeds up one-time builds + --enable-dependency-tracking Do not reject slow dependency extractors]) +if test "x$enable_dependency_tracking" != xno; then + am_depcomp="$ac_aux_dir/depcomp" + AMDEPBACKSLASH='\' +fi +AM_CONDITIONAL([AMDEP], [test "x$enable_dependency_tracking" != xno]) +pushdef([subst], defn([AC_SUBST])) +subst(AMDEPBACKSLASH) +popdef([subst]) +]) + +# Generate code to set up dependency tracking. +# This macro should only be invoked once -- use via AC_REQUIRE. +# Usage: +# AM_OUTPUT_DEPENDENCY_COMMANDS + +# +# This code is only required when automatic dependency tracking +# is enabled. FIXME. This creates each `.P' file that we will +# need in order to bootstrap the dependency handling code. +AC_DEFUN([AM_OUTPUT_DEPENDENCY_COMMANDS],[ +AC_OUTPUT_COMMANDS([ +test x"$AMDEP" != x"" || +for mf in $CONFIG_FILES; do + case "$mf" in + Makefile) dirpart=.;; + */Makefile) dirpart=`echo "$mf" | sed -e 's|/[^/]*$||'`;; + *) continue;; + esac + grep '^DEP_FILES *= *[^ #]' < "$mf" > /dev/null || continue + # Extract the definition of DEP_FILES from the Makefile without + # running `make'. + DEPDIR=`sed -n -e '/^DEPDIR = / s///p' < "$mf"` + test -z "$DEPDIR" && continue + # When using ansi2knr, U may be empty or an underscore; expand it + U=`sed -n -e '/^U = / s///p' < "$mf"` + test -d "$dirpart/$DEPDIR" || mkdir "$dirpart/$DEPDIR" + # We invoke sed twice because it is the simplest approach to + # changing $(DEPDIR) to its actual value in the expansion. + for file in `sed -n -e ' + /^DEP_FILES = .*\\\\$/ { + s/^DEP_FILES = // + :loop + s/\\\\$// + p + n + /\\\\$/ b loop + p + } + /^DEP_FILES = / s/^DEP_FILES = //p' < "$mf" | \ + sed -e 's/\$(DEPDIR)/'"$DEPDIR"'/g' -e 's/\$U/'"$U"'/g'`; do + # Make sure the directory exists. + test -f "$dirpart/$file" && continue + fdir=`echo "$file" | sed -e 's|/[^/]*$||'` + $ac_aux_dir/mkinstalldirs "$dirpart/$fdir" > /dev/null 2>&1 + # echo "creating $dirpart/$file" + echo '# dummy' > "$dirpart/$file" + done +done +], [AMDEP="$AMDEP" +ac_aux_dir="$ac_aux_dir"])]) + +# AM_MAKE_INCLUDE() +# ----------------- +# Check to see how make treats includes. +AC_DEFUN([AM_MAKE_INCLUDE], +[am_make=${MAKE-make} +cat > confinc << 'END' +doit: + @echo done +END +# If we don't find an include directive, just comment out the code. +AC_MSG_CHECKING([for style of include used by $am_make]) +_am_include='#' +_am_quote= +_am_result=none +# First try GNU make style include. +echo "include confinc" > confmf +if test "`$am_make -s -f confmf 2> /dev/null`" = "done"; then + _am_include=include + _am_quote= + _am_result=GNU +fi +# Now try BSD make style include. +if test "$_am_include" = "#"; then + echo '.include "confinc"' > confmf + if test "`$am_make -s -f confmf 2> /dev/null`" = "done"; then + _am_include=.include + _am_quote='"' + _am_result=BSD + fi +fi +AC_SUBST(_am_include) +AC_SUBST(_am_quote) +AC_MSG_RESULT($_am_result) +rm -f confinc confmf +]) + +# serial 3 + +# AM_CONDITIONAL(NAME, SHELL-CONDITION) +# ------------------------------------- +# Define a conditional. +# +# FIXME: Once using 2.50, use this: +# m4_match([$1], [^TRUE\|FALSE$], [AC_FATAL([$0: invalid condition: $1])])dnl +AC_DEFUN([AM_CONDITIONAL], +[ifelse([$1], [TRUE], + [errprint(__file__:__line__: [$0: invalid condition: $1 +])dnl +m4exit(1)])dnl +ifelse([$1], [FALSE], + [errprint(__file__:__line__: [$0: invalid condition: $1 +])dnl +m4exit(1)])dnl +AC_SUBST([$1_TRUE]) +AC_SUBST([$1_FALSE]) +if $2; then + $1_TRUE= + $1_FALSE='#' +else + $1_TRUE='#' + $1_FALSE= +fi]) + +# Like AC_CONFIG_HEADER, but automatically create stamp file. + +# serial 3 + +# When config.status generates a header, we must update the stamp-h file. +# This file resides in the same directory as the config header +# that is generated. We must strip everything past the first ":", +# and everything past the last "/". + +AC_PREREQ([2.12]) + +AC_DEFUN([AM_CONFIG_HEADER], +[ifdef([AC_FOREACH],dnl + [dnl init our file count if it isn't already + m4_ifndef([_AM_Config_Header_Index], m4_define([_AM_Config_Header_Index], [0])) + dnl prepare to store our destination file list for use in config.status + AC_FOREACH([_AM_File], [$1], + [m4_pushdef([_AM_Dest], m4_patsubst(_AM_File, [:.*])) + m4_define([_AM_Config_Header_Index], m4_incr(_AM_Config_Header_Index)) + dnl and add it to the list of files AC keeps track of, along + dnl with our hook + AC_CONFIG_HEADERS(_AM_File, +dnl COMMANDS, [, INIT-CMDS] +[# update the timestamp +echo timestamp >"AS_ESCAPE(_AM_DIRNAME(]_AM_Dest[))/stamp-h]_AM_Config_Header_Index[" +][$2]m4_ifval([$3], [, [$3]]))dnl AC_CONFIG_HEADERS + m4_popdef([_AM_Dest])])],dnl +[AC_CONFIG_HEADER([$1]) + AC_OUTPUT_COMMANDS( + ifelse(patsubst([$1], [[^ ]], []), + [], + [test -z "$CONFIG_HEADERS" || echo timestamp >dnl + patsubst([$1], [^\([^:]*/\)?.*], [\1])stamp-h]),dnl +[am_indx=1 +for am_file in $1; do + case " \$CONFIG_HEADERS " in + *" \$am_file "*) + am_dir=\`echo \$am_file |sed 's%:.*%%;s%[^/]*\$%%'\` + if test -n "\$am_dir"; then + am_tmpdir=\`echo \$am_dir |sed 's%^\(/*\).*\$%\1%'\` + for am_subdir in \`echo \$am_dir |sed 's%/% %'\`; do + am_tmpdir=\$am_tmpdir\$am_subdir/ + if test ! -d \$am_tmpdir; then + mkdir \$am_tmpdir + fi + done + fi + echo timestamp > "\$am_dir"stamp-h\$am_indx + ;; + esac + am_indx=\`expr \$am_indx + 1\` +done]) +])]) # AM_CONFIG_HEADER + +# _AM_DIRNAME(PATH) +# ----------------- +# Like AS_DIRNAME, only do it during macro expansion +AC_DEFUN([_AM_DIRNAME], + [m4_if(m4_regexp([$1], [^.*[^/]//*[^/][^/]*/*$]), -1, + m4_if(m4_regexp([$1], [^//\([^/]\|$\)]), -1, + m4_if(m4_regexp([$1], [^/.*]), -1, + [.], + m4_patsubst([$1], [^\(/\).*], [\1])), + m4_patsubst([$1], [^\(//\)\([^/].*\|$\)], [\1])), + m4_patsubst([$1], [^\(.*[^/]\)//*[^/][^/]*/*$], [\1]))[]dnl +]) # _AM_DIRNAME + |
