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535 lines
17 KiB
Text
535 lines
17 KiB
Text
dnl acinclude.m4 -- Extra macros needed for GNU make.
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dnl
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dnl Automake will incorporate this into its generated aclocal.m4.
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dnl ---------------------------------------------------------------------------
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dnl Got this from the lynx 2.8 distribution.
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dnl by T.E.Dickey <dickey@clark.net>
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dnl and Jim Spath <jspath@mail.bcpl.lib.md.us>
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dnl and Philippe De Muyter <phdm@macqel.be>
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dnl
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dnl Created: 1997/1/28
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dnl Updated: 1997/12/23
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dnl ---------------------------------------------------------------------------
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dnl After checking for functions in the default $LIBS, make a further check
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dnl for the functions that are netlib-related (these aren't always in the
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dnl libc, etc., and have to be handled specially because there are conflicting
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dnl and broken implementations.
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dnl Common library requirements (in order):
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dnl -lresolv -lsocket -lnsl
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dnl -lnsl -lsocket
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dnl -lsocket
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dnl -lbsd
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AC_DEFUN([CF_NETLIBS],[
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cf_test_netlibs=no
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AC_MSG_CHECKING(for network libraries)
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AC_CACHE_VAL(cf_cv_netlibs,[
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AC_MSG_RESULT(working...)
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cf_cv_netlibs=""
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cf_test_netlibs=yes
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AC_CHECK_FUNCS(gethostname,,[
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CF_RECHECK_FUNC(gethostname,nsl,cf_cv_netlibs,[
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CF_RECHECK_FUNC(gethostname,socket,cf_cv_netlibs)])])
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#
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# FIXME: sequent needs this library (i.e., -lsocket -linet -lnsl), but
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# I don't know the entrypoints - 97/7/22 TD
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AC_CHECK_LIB(inet,main,cf_cv_netlibs="-linet $cf_cv_netlibs")
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#
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if test "$ac_cv_func_lsocket" != no ; then
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AC_CHECK_FUNCS(socket,,[
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CF_RECHECK_FUNC(socket,socket,cf_cv_netlibs,[
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CF_RECHECK_FUNC(socket,bsd,cf_cv_netlibs)])])
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fi
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#
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AC_CHECK_FUNCS(gethostbyname,,[
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CF_RECHECK_FUNC(gethostbyname,nsl,cf_cv_netlibs)])
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#
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AC_CHECK_FUNCS(strcasecmp,,[
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CF_RECHECK_FUNC(strcasecmp,resolv,cf_cv_netlibs)])
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])
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LIBS="$LIBS $cf_cv_netlibs"
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test $cf_test_netlibs = no && echo "$cf_cv_netlibs" >&AC_FD_MSG
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])dnl
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dnl ---------------------------------------------------------------------------
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dnl Re-check on a function to see if we can pick it up by adding a library.
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dnl $1 = function to check
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dnl $2 = library to check in
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dnl $3 = environment to update (e.g., $LIBS)
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dnl $4 = what to do if this fails
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dnl
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dnl This uses 'unset' if the shell happens to support it, but leaves the
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dnl configuration variable set to 'unknown' if not. This is a little better
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dnl than the normal autoconf test, which gives misleading results if a test
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dnl for the function is made (e.g., with AC_CHECK_FUNC) after this macro is
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dnl used (autoconf does not distinguish between a null token and one that is
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dnl set to 'no').
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AC_DEFUN([CF_RECHECK_FUNC],[
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AC_CHECK_LIB($2,$1,[
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CF_UPPER(cf_tr_func,$1)
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AC_DEFINE_UNQUOTED(HAVE_$cf_tr_func)
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ac_cv_func_$1=yes
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$3="-l$2 [$]$3"],[
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ac_cv_func_$1=unknown
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unset ac_cv_func_$1 2>/dev/null
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$4],
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[[$]$3])
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])dnl
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dnl ---------------------------------------------------------------------------
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dnl Make an uppercase version of a variable
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dnl $1=uppercase($2)
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AC_DEFUN([CF_UPPER],
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[
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changequote(,)dnl
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$1=`echo $2 | tr '[a-z]' '[A-Z]'`
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changequote([,])dnl
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])dnl
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dnl ---------------------------------------------------------------------------
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dnl Got this from the GNU tar 1.13.11 distribution
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dnl by Paul Eggert <eggert@twinsun.com>
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dnl ---------------------------------------------------------------------------
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dnl By default, many hosts won't let programs access large files;
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dnl one must use special compiler options to get large-file access to work.
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dnl For more details about this brain damage please see:
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dnl http://www.sas.com/standards/large.file/x_open.20Mar96.html
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dnl Written by Paul Eggert <eggert@twinsun.com>.
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dnl Internal subroutine of AC_SYS_LARGEFILE.
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dnl AC_SYS_LARGEFILE_FLAGS(FLAGSNAME)
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AC_DEFUN(AC_SYS_LARGEFILE_FLAGS,
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[AC_CACHE_CHECK([for $1 value to request large file support],
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ac_cv_sys_largefile_$1,
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[if ($GETCONF LFS_$1) >conftest.1 2>conftest.2 && test ! -s conftest.2
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then
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ac_cv_sys_largefile_$1=`cat conftest.1`
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else
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ac_cv_sys_largefile_$1=no
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ifelse($1, CFLAGS,
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[case "$host_os" in
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# HP-UX 10.20 requires -D__STDC_EXT__ with gcc 2.95.1.
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changequote(, )dnl
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hpux10.[2-9][0-9]* | hpux1[1-9]* | hpux[2-9][0-9]*)
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changequote([, ])dnl
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if test "$GCC" = yes; then
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ac_cv_sys_largefile_CFLAGS=-D__STDC_EXT__
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fi
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;;
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# IRIX 6.2 and later require cc -n32.
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changequote(, )dnl
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irix6.[2-9]* | irix6.1[0-9]* | irix[7-9].* | irix[1-9][0-9]*)
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changequote([, ])dnl
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if test "$GCC" != yes; then
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ac_cv_sys_largefile_CFLAGS=-n32
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fi
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esac
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if test "$ac_cv_sys_largefile_CFLAGS" != no; then
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ac_save_CC="$CC"
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CC="$CC $ac_cv_sys_largefile_CFLAGS"
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AC_TRY_LINK(, , , ac_cv_sys_largefile_CFLAGS=no)
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CC="$ac_save_CC"
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fi])
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fi
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rm -f conftest*])])
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dnl Internal subroutine of AC_SYS_LARGEFILE.
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dnl AC_SYS_LARGEFILE_SPACE_APPEND(VAR, VAL)
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AC_DEFUN(AC_SYS_LARGEFILE_SPACE_APPEND,
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[case $2 in
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no) ;;
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?*)
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case "[$]$1" in
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'') $1=$2 ;;
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*) $1=[$]$1' '$2 ;;
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esac ;;
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esac])
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dnl Internal subroutine of AC_SYS_LARGEFILE.
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dnl AC_SYS_LARGEFILE_MACRO_VALUE(C-MACRO, CACHE-VAR, COMMENT, CODE-TO-SET-DEFAULT)
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AC_DEFUN(AC_SYS_LARGEFILE_MACRO_VALUE,
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[AC_CACHE_CHECK([for $1], $2,
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[$2=no
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changequote(, )dnl
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$4
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for ac_flag in $ac_cv_sys_largefile_CFLAGS no; do
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case "$ac_flag" in
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-D$1)
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$2=1 ;;
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-D$1=*)
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$2=`expr " $ac_flag" : '[^=]*=\(.*\)'` ;;
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esac
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done
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changequote([, ])dnl
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])
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if test "[$]$2" != no; then
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AC_DEFINE_UNQUOTED([$1], [$]$2, [$3])
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fi])
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AC_DEFUN(AC_SYS_LARGEFILE,
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[AC_REQUIRE([AC_CANONICAL_HOST])
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AC_ARG_ENABLE(largefile,
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[ --disable-largefile omit support for large files])
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if test "$enable_largefile" != no; then
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AC_CHECK_TOOL(GETCONF, getconf)
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AC_SYS_LARGEFILE_FLAGS(CFLAGS)
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AC_SYS_LARGEFILE_FLAGS(LDFLAGS)
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AC_SYS_LARGEFILE_FLAGS(LIBS)
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for ac_flag in $ac_cv_sys_largefile_CFLAGS no; do
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case "$ac_flag" in
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no) ;;
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-D_FILE_OFFSET_BITS=*) ;;
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-D_LARGEFILE_SOURCE | -D_LARGEFILE_SOURCE=*) ;;
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-D_LARGE_FILES | -D_LARGE_FILES=*) ;;
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-D?* | -I?*)
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AC_SYS_LARGEFILE_SPACE_APPEND(CPPFLAGS, "$ac_flag") ;;
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*)
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AC_SYS_LARGEFILE_SPACE_APPEND(CFLAGS, "$ac_flag") ;;
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esac
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done
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AC_SYS_LARGEFILE_SPACE_APPEND(LDFLAGS, "$ac_cv_sys_largefile_LDFLAGS")
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AC_SYS_LARGEFILE_SPACE_APPEND(LIBS, "$ac_cv_sys_largefile_LIBS")
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AC_SYS_LARGEFILE_MACRO_VALUE(_FILE_OFFSET_BITS,
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ac_cv_sys_file_offset_bits,
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[Number of bits in a file offset, on hosts where this is settable.],
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[case "$host_os" in
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# HP-UX 10.20 and later
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hpux10.[2-9][0-9]* | hpux1[1-9]* | hpux[2-9][0-9]*)
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ac_cv_sys_file_offset_bits=64 ;;
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esac])
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AC_SYS_LARGEFILE_MACRO_VALUE(_LARGEFILE_SOURCE,
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ac_cv_sys_largefile_source,
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[Define to make fseeko etc. visible, on some hosts.],
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[case "$host_os" in
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# HP-UX 10.20 and later
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hpux10.[2-9][0-9]* | hpux1[1-9]* | hpux[2-9][0-9]*)
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ac_cv_sys_largefile_source=1 ;;
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esac])
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AC_SYS_LARGEFILE_MACRO_VALUE(_LARGE_FILES,
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ac_cv_sys_large_files,
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[Define for large files, on AIX-style hosts.],
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[case "$host_os" in
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# AIX 4.2 and later
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aix4.[2-9]* | aix4.1[0-9]* | aix[5-9].* | aix[1-9][0-9]*)
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ac_cv_sys_large_files=1 ;;
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esac])
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fi
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])
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dnl ---------------------------------------------------------------------------
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dnl From Paul Eggert <eggert@twinsun.com>
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dnl Define HAVE_INTTYPES_H if <inttypes.h> exists,
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dnl doesn't clash with <sys/types.h>, and declares uintmax_t.
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AC_DEFUN(jm_AC_HEADER_INTTYPES_H,
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[
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if test x = y; then
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dnl This code is deliberately never run via ./configure.
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dnl FIXME: this is a gross hack to make autoheader put an entry
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dnl for `HAVE_INTTYPES_H' in config.h.in.
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AC_CHECK_FUNCS(INTTYPES_H)
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fi
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AC_CACHE_CHECK([for inttypes.h], jm_ac_cv_header_inttypes_h,
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[AC_TRY_COMPILE(
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[#include <sys/types.h>
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#include <inttypes.h>],
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[uintmax_t i = (uintmax_t) -1;],
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jm_ac_cv_header_inttypes_h=yes,
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jm_ac_cv_header_inttypes_h=no)])
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if test $jm_ac_cv_header_inttypes_h = yes; then
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ac_kludge=HAVE_INTTYPES_H
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AC_DEFINE_UNQUOTED($ac_kludge)
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fi
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])
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dnl ---------------------------------------------------------------------------
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dnl From Paul Eggert <eggert@twinsun.com>
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AC_DEFUN(AC_STRUCT_ST_MTIM_NSEC,
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[AC_CACHE_CHECK([for nanoseconds member of struct stat.st_mtim],
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ac_cv_struct_st_mtim_nsec,
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[ac_save_CPPFLAGS="$CPPFLAGS"
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ac_cv_struct_st_mtim_nsec=no
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# tv_nsec -- the usual case
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# _tv_nsec -- Solaris 2.6, if
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# (defined _XOPEN_SOURCE && _XOPEN_SOURCE_EXTENDED == 1
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# && !defined __EXTENSIONS__)
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# st__tim.tv_nsec -- UnixWare 2.1.2
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for ac_val in tv_nsec _tv_nsec st__tim.tv_nsec; do
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CPPFLAGS="$ac_save_CPPFLAGS -DST_MTIM_NSEC=$ac_val"
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AC_TRY_COMPILE([#include <sys/types.h>
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#include <sys/stat.h>], [struct stat s; s.st_mtim.ST_MTIM_NSEC;],
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[ac_cv_struct_st_mtim_nsec=$ac_val; break])
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done
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CPPFLAGS="$ac_save_CPPFLAGS"])
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if test $ac_cv_struct_st_mtim_nsec != no; then
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AC_DEFINE_UNQUOTED(ST_MTIM_NSEC, $ac_cv_struct_st_mtim_nsec)
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fi
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]
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)
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dnl ---------------------------------------------------------------------------
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dnl From Paul Eggert <eggert@twinsun.com>
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dnl Define uintmax_t to `unsigned long' or `unsigned long long'
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dnl if <inttypes.h> does not exist.
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AC_DEFUN(jm_AC_TYPE_UINTMAX_T,
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[
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AC_REQUIRE([jm_AC_HEADER_INTTYPES_H])
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if test $jm_ac_cv_header_inttypes_h = no; then
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AC_CACHE_CHECK([for unsigned long long], ac_cv_type_unsigned_long_long,
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[AC_TRY_LINK([unsigned long long ull = 1; int i = 63;],
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[unsigned long long ullmax = (unsigned long long) -1;
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return ull << i | ull >> i | ullmax / ull | ullmax % ull;],
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ac_cv_type_unsigned_long_long=yes,
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ac_cv_type_unsigned_long_long=no)])
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if test $ac_cv_type_unsigned_long_long = yes; then
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AC_DEFINE(uintmax_t, unsigned long long)
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else
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AC_DEFINE(uintmax_t, unsigned long)
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fi
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fi
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])
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# The following is taken from automake 1.4,
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# except that it prefers the compiler option -Ae to "-Aa -D_HPUX_SOURCE"
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# because only the former supports 64-bit integral types on HP-UX 10.20.
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## ----------------------------------------- ##
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## ANSIfy the C compiler whenever possible. ##
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## From Franc,ois Pinard ##
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## ----------------------------------------- ##
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# serial 2
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# @defmac AC_PROG_CC_STDC
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# @maindex PROG_CC_STDC
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# @ovindex CC
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# If the C compiler in not in ANSI C mode by default, try to add an option
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# to output variable @code{CC} to make it so. This macro tries various
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# options that select ANSI C on some system or another. It considers the
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# compiler to be in ANSI C mode if it handles function prototypes correctly.
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#
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# If you use this macro, you should check after calling it whether the C
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# compiler has been set to accept ANSI C; if not, the shell variable
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# @code{am_cv_prog_cc_stdc} is set to @samp{no}. If you wrote your source
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# code in ANSI C, you can make an un-ANSIfied copy of it by using the
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# program @code{ansi2knr}, which comes with Ghostscript.
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# @end defmac
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AC_DEFUN(AM_PROG_CC_STDC,
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[AC_REQUIRE([AC_PROG_CC])
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AC_BEFORE([$0], [AC_C_INLINE])
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AC_BEFORE([$0], [AC_C_CONST])
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dnl Force this before AC_PROG_CPP. Some cpp's, eg on HPUX, require
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dnl a magic option to avoid problems with ANSI preprocessor commands
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dnl like #elif.
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dnl FIXME: can't do this because then AC_AIX won't work due to a
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dnl circular dependency.
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dnl AC_BEFORE([$0], [AC_PROG_CPP])
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AC_MSG_CHECKING(for ${CC-cc} option to accept ANSI C)
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AC_CACHE_VAL(am_cv_prog_cc_stdc,
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[am_cv_prog_cc_stdc=no
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ac_save_CC="$CC"
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# Don't try gcc -ansi; that turns off useful extensions and
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# breaks some systems' header files.
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# AIX -qlanglvl=ansi
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# Ultrix and OSF/1 -std1
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# HP-UX -Aa -D_HPUX_SOURCE
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# SVR4 -Xc -D__EXTENSIONS__
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for ac_arg in "" -qlanglvl=ansi -std1 -Ae "-Aa -D_HPUX_SOURCE" "-Xc -D__EXTENSIONS__"
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do
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CC="$ac_save_CC $ac_arg"
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AC_TRY_COMPILE(
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[#include <stdarg.h>
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#include <stdio.h>
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#include <sys/types.h>
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#include <sys/stat.h>
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/* Most of the following tests are stolen from RCS 5.7's src/conf.sh. */
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struct buf { int x; };
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FILE * (*rcsopen) (struct buf *, struct stat *, int);
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static char *e (p, i)
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char **p;
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int i;
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{
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return p[i];
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}
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static char *f (char * (*g) (char **, int), char **p, ...)
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{
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char *s;
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va_list v;
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va_start (v,p);
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s = g (p, va_arg (v,int));
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va_end (v);
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return s;
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}
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int test (int i, double x);
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struct s1 {int (*f) (int a);};
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struct s2 {int (*f) (double a);};
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int pairnames (int, char **, FILE *(*)(struct buf *, struct stat *, int), int, int);
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int argc;
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char **argv;
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], [
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return f (e, argv, 0) != argv[0] || f (e, argv, 1) != argv[1];
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],
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[am_cv_prog_cc_stdc="$ac_arg"; break])
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done
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CC="$ac_save_CC"
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])
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if test -z "$am_cv_prog_cc_stdc"; then
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AC_MSG_RESULT([none needed])
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else
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AC_MSG_RESULT($am_cv_prog_cc_stdc)
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fi
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case "x$am_cv_prog_cc_stdc" in
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x|xno) ;;
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*) CC="$CC $am_cv_prog_cc_stdc" ;;
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esac
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])
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dnl ---------------------------------------------------------------------------
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dnl Enable internationalization support for GNU make.
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dnl Original obtained from the libit 0.7 distribution
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dnl Rewritten by Paul D. Smith <psmith@gnu.org>
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dnl This version is much more straightforward than the original (I think);
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dnl If the user doesn't disable NLS, check whether she asked for the
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dnl included gettext. If so, we use that. If not, test to see if the
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dnl system gettext is GNU. If not, use the included gettext. If so,
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dnl use the system gettext. We are very strict about testing for GNU
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dnl gettext; not only must the library be GNU gettext, but the libintl.h
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dnl file must also be GNU.
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dnl
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AC_DEFUN(pds_CHECK_SYSTEM_GETTEXT, [
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# OK. What we're going to do is see if the system gettext is really
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# GNU gettext, and we're going to make _sure_ (as we can) that if
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# it's not we'll use the included gettext.
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pds_keep_LIBS="$LIBS"
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# Look around for gettext() and libintl.h on the system
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AC_CHECK_HEADERS(locale.h)
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AC_SEARCH_LIBS(gettext, intl)
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if test "$ac_cv_search_gettext" = no; then
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with_included_gettext=yes
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else
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# We only want to deal with GNU's gettext; if we don't have that
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# we'll just use our own, thanks very much.
|
|
AC_CACHE_CHECK([whether the system has GNU gettext],
|
|
pds_cv_system_gnu_gettext, [
|
|
AC_TRY_LINK([
|
|
#include <libintl.h>
|
|
#ifdef HAVE_LOCALE_H
|
|
#include <locale.h>
|
|
#endif
|
|
], [
|
|
#if __USE_GNU_GETTEXT
|
|
extern int _nl_msg_cat_cntr;
|
|
return _nl_msg_cat_cntr;
|
|
#else
|
|
not GNU gettext
|
|
#endif
|
|
],
|
|
pds_cv_system_gnu_gettext=yes, pds_cv_system_gnu_gettext=no)])
|
|
|
|
if test "x$pds_cv_system_gnu_gettext" = xyes; then
|
|
with_included_gettext=no
|
|
AC_DEFINE(HAVE_LIBINTL_H, 1, [Define if you have <libintl.h>.])
|
|
else
|
|
with_included_gettext=yes
|
|
LIBS="$pds_keep_LIBS"
|
|
fi
|
|
fi
|
|
])
|
|
|
|
|
|
AC_DEFUN(pds_WITH_GETTEXT, [
|
|
|
|
AC_MSG_CHECKING(whether NLS is wanted)
|
|
AC_ARG_ENABLE(nls,
|
|
[ --disable-nls disallow Native Language Support],
|
|
enable_nls=$enableval, enable_nls=yes)
|
|
AC_MSG_RESULT($enable_nls)
|
|
use_nls=$enable_nls
|
|
AM_CONDITIONAL(USE_NLS, test $use_nls = yes)
|
|
|
|
if test $enable_nls = yes; then
|
|
AC_DEFINE(ENABLE_NLS, 1, [Define if NLS is requested.])
|
|
|
|
# We don't support catgets at all
|
|
if test "x$with_catgets" != x; then
|
|
AC_MSG_WARN([catgets not supported; --with-catgets ignored])
|
|
fi
|
|
|
|
# Find out what the user wants.
|
|
|
|
AC_ARG_WITH(included-gettext,
|
|
[ --with-included-gettext use the GNU gettext library included here],
|
|
with_included_gettext=yes,
|
|
with_included_gettext=maybe)
|
|
|
|
if test "x$with_included_gettext" != xyes; then
|
|
pds_CHECK_SYSTEM_GETTEXT
|
|
fi
|
|
|
|
AC_MSG_CHECKING([whether to use included gettext])
|
|
AC_MSG_RESULT($with_included_gettext)
|
|
|
|
if test "$with_included_gettext" = yes; then
|
|
LIBOBJS="$LIBOBJS gettext.o"
|
|
fi
|
|
|
|
AC_DEFINE(HAVE_GETTEXT, 1, [Define if you have the gettext function.])
|
|
AC_DEFINE(HAVE_DCGETTEXT, 1, [Define if you have the dcgettext function.])
|
|
|
|
AC_CHECK_FUNCS(getcwd setlocale stpcpy)
|
|
|
|
if test -z "$ALL_LINGUAS"; then
|
|
AC_MSG_WARN(This package does not install translations yet.)
|
|
else
|
|
ac_items="$ALL_LINGUAS"
|
|
for ac_item in $ac_items; do
|
|
ALL_POFILES="$ALL_POFILES $ac_item.po"
|
|
ALL_MOFILES="$ALL_MOFILES $ac_item.mo"
|
|
done
|
|
fi
|
|
AC_SUBST(ALL_LINGUAS)
|
|
AC_SUBST(ALL_POFILES)
|
|
AC_SUBST(ALL_MOFILES)
|
|
|
|
AC_MSG_CHECKING(which translations to install)
|
|
if test -z "$LINGUAS"; then
|
|
ac_print="$ALL_LINGUAS"
|
|
MOFILES="$ALL_MOFILES"
|
|
else
|
|
ac_items="$LINGUAS"
|
|
for ac_item in $ac_items; do
|
|
case "$ALL_LINGUAS" in
|
|
*$ac_item*)
|
|
ac_print="$ac_print $ac_item"
|
|
MOFILES="$MOFILES $ac_item.mo"
|
|
;;
|
|
esac
|
|
done
|
|
fi
|
|
AC_SUBST(MOFILES)
|
|
if test -z "$ac_print"; then
|
|
AC_MSG_RESULT(none)
|
|
else
|
|
AC_MSG_RESULT($ac_print)
|
|
fi
|
|
|
|
if test "x$prefix" = xNONE; then
|
|
AC_DEFINE_UNQUOTED(LOCALEDIR, "$ac_default_prefix/share/locale")
|
|
else
|
|
AC_DEFINE_UNQUOTED(LOCALEDIR, "$prefix/share/locale")
|
|
fi
|
|
fi])
|