394 lines
8.9 KiB
Text
394 lines
8.9 KiB
Text
dnl
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dnl originally from ncftp 2.3.0
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dnl added wi_EXTRA_PDIR and wi_ANSI_C
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dnl $Id$
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dnl
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AC_DEFUN(wi_EXTRA_IDIR, [
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incdir="$1"
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if test -r $incdir ; then
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case "$CPPFLAGS" in
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*-I${incdir}*)
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# echo " + already had $incdir" 1>&6
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;;
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*)
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if test "$CPPFLAGS" = "" ; then
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CPPFLAGS="-I$incdir"
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else
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CPPFLAGS="$CPPFLAGS -I$incdir"
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fi
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echo " + found $incdir" 1>&6
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;;
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esac
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fi
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])
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dnl
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dnl
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dnl
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dnl
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AC_DEFUN(wi_EXTRA_LDIR, [
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libdir="$1"
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if test -r $libdir ; then
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case "$LDFLAGS" in
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*-L${libdir}*)
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# echo " + already had $libdir" 1>&6
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;;
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*)
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if test "$LDFLAGS" = "" ; then
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LDFLAGS="-L$libdir"
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else
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LDFLAGS="$LDFLAGS -L$libdir"
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fi
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echo " + found $libdir" 1>&6
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;;
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esac
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fi
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])
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dnl
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dnl __FP__
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dnl
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dnl
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AC_DEFUN(wi_EXTRA_PDIR, [
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progdir="$1"
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if test -r $progdir ; then
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case "$PATH" in
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*:${progdir}*)
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# echo " + already had $progdir" 1>&6
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;;
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*${progdir}:*)
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# echo " + already had $progdir" 1>&6
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;;
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*)
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if test "$PATH" = "" ; then
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PATH="$progdir"
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else
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PATH="$PATH:$progdir"
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fi
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echo " + found $progdir" 1>&6
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;;
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esac
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fi
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])
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dnl
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dnl
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dnl If you want to also look for include and lib subdirectories in the
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dnl $HOME tree, you supply "yes" as the first argument to this macro.
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dnl
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dnl If you want to look for subdirectories in include/lib directories,
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dnl you pass the names in argument 3, otherwise pass a dash.
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dnl
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AC_DEFUN(wi_EXTRA_DIRS, [echo "checking for extra include and lib directories..." 1>&6
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ifelse([$1], yes, [dnl
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b1=`cd .. ; pwd`
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b2=`cd ../.. ; pwd`
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exdirs="$HOME $j $b1 $b2 $prefix $2"
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],[dnl
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exdirs="$prefix $2"
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])
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subexdirs="$3"
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if test "$subexdirs" = "" ; then
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subexdirs="-"
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fi
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for subexdir in $subexdirs ; do
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if test "$subexdir" = "-" ; then
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subexdir=""
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else
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subexdir="/$subexdir"
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fi
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for exdir in $exdirs ; do
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if test "$exdir" != "/usr" || test "$subexdir" != ""; then
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incdir="${exdir}/include${subexdir}"
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wi_EXTRA_IDIR($incdir)
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libdir="${exdir}/lib${subexdir}"
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wi_EXTRA_LDIR($libdir)
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progdir="${exdir}/bin${subexdirr}"
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wi_EXTRA_PDIR($progdir)
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fi
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done
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done
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])
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dnl
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dnl
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dnl
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AC_DEFUN(wi_HPUX_CFLAGS,
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[AC_MSG_CHECKING(if HP-UX ansi C compiler flags are needed)
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AC_REQUIRE([AC_PROG_CC])
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os=`uname -s | tr '[A-Z]' '[a-z]'`
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ac_cv_hpux_flags=no
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if test "$os" = hp-ux ; then
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if test "$ac_cv_prog_gcc" = yes ; then
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if test "$CFLAGS" != "" ; then
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# Shouldn't be in there.
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CFLAGS=`echo "$CFLAGS" | sed 's/-Aa//g'`
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fi
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else
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# If you're not using gcc, then you better have a cc/c89
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# that is usable. If you have the barebones compiler, it
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# won't work. The good compiler uses -Aa for the ANSI
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# compatible stuff.
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x=`echo $CFLAGS | grep 'Aa' 2>/dev/null`
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if test "$x" = "" ; then
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CFLAGS="$CFLAGS -Aa"
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fi
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ac_cv_hpux_flags=yes
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fi
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# Also add _HPUX_SOURCE to get the extended namespace.
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x=`echo $CFLAGS | grep '_HPUX_SOURCE' 2>/dev/null`
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if test "$x" = "" ; then
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CFLAGS="$CFLAGS -D_HPUX_SOURCE"
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fi
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fi
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AC_MSG_RESULT($ac_cv_hpux_flags)
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])
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dnl
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dnl
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dnl
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AC_DEFUN(wi_CFLAGS, [AC_REQUIRE([AC_PROG_CC])
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wi_HPUX_CFLAGS
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if test "$CFLAGS" = "" ; then
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CFLAGS="-O"
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elif test "$ac_cv_prog_gcc" = "yes" ; then
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case "$CFLAGS" in
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*"-g -O"*)
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#echo "using -g as default gcc CFLAGS" 1>&6
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CFLAGS=`echo $CFLAGS | sed 's/-g\ -O/-O/'`
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;;
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*"-O -g"*)
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# Leave the -g, but remove all -O options.
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#echo "using -g as default gcc CFLAGS" 1>&6
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CFLAGS=`echo $CFLAGS | sed 's/-O\ -g/-O/'`
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;;
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esac
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fi
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])
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dnl
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dnl
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dnl
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AC_DEFUN(wi_PROTOTYPES, [
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AC_MSG_CHECKING(if the compiler supports function prototypes)
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AC_TRY_COMPILE(,[extern void exit(int status);],[wi_cv_prototypes=yes
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AC_DEFINE(PROTOTYPES)],wi_cv_prototypes=no)
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AC_MSG_RESULT($wi_cv_prototypes)
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])
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dnl
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dnl
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dnl
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AC_DEFUN(wi_ANSI_C, [
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AC_MSG_CHECKING(ANSI-style function definitions)
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AC_TRY_COMPILE(,[int blubb(int x) { return 0; }],[wi_cv_ansi_funcs=yes
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AC_DEFINE(ANSI_FUNCS)],wi_cv_ansi_funcs=no)
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AC_MSG_RESULT($wi_cv_ansi_funcs)
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])
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dnl
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dnl
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dnl
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AC_DEFUN(wi_HEADER_SYS_SELECT_H, [
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# See if <sys/select.h> is includable after <sys/time.h>
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if test "$ac_cv_header_sys_time_h" = no ; then
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AC_CHECK_HEADERS(sys/time.h sys/select.h)
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else
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AC_CHECK_HEADERS(sys/select.h)
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fi
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if test "$ac_cv_header_sys_select_h" = yes ; then
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AC_MSG_CHECKING([if <sys/select.h> is compatible with <sys/time.h>])
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selecth=yes
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if test "$ac_cv_header_sys_time_h" = yes ; then
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AC_TRY_COMPILE([#include <sys/time.h>
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#include <sys/select.h>],[
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fd_set a;
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struct timeval tmval;
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tmval.tv_sec = 0;],selecth=yes,selecth=no)
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if test "$selecth" = yes ; then
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AC_DEFINE(CAN_USE_SYS_SELECT_H)
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fi
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fi
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AC_MSG_RESULT($selecth)
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fi
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])
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dnl
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dnl
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dnl
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AC_DEFUN(wi_LIB_RESOLV, [
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# See if we could access two well-known sites without help of any special
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# libraries, like resolv.
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AC_TRY_RUN([
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#include <sys/types.h>
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#include <sys/socket.h>
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#include <netinet/in.h>
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#include <netdb.h>
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main()
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{
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struct hostent *hp1, *hp2;
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int result;
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hp1 = gethostbyname("gatekeeper.dec.com");
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hp2 = gethostbyname("ftp.ncsa.uiuc.edu");
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result = ((hp1 != (struct hostent *) 0) && (hp2 != (struct hostent *) 0));
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exit(! result);
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}],look_for_resolv=no,look_for_resolv=yes,look_for_resolv=yes)
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AC_MSG_CHECKING([if we need to look for -lresolv])
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AC_MSG_RESULT($look_for_resolv)
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if test "$look_for_resolv" = yes ; then
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AC_CHECK_LIB(resolv,main)
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else
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ac_cv_lib_resolv=no
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fi
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])
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dnl
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dnl
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dnl
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AC_DEFUN(wi_LIB_NSL, [
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AC_MSG_CHECKING(if we can use -lnsl)
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ac_save_LIBS="$LIBS";
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LIBS="$LIBS -lnsl";
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AC_CACHE_VAL(r_cv_use_libnsl, [
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AC_TRY_RUN(
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main() { if (getpwuid(getuid())) exit(0); exit(-1); },
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nc_cv_use_libnsl=yes, nc_cv_use_libnsl=no, nc_cv_use_libnsl=no)
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])
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if test "$nc_cv_use_libnsl" = "no"; then LIBS="$ac_save_LIBS"; fi
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AC_MSG_RESULT($nc_cv_use_libnsl)
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])dnl
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dnl
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dnl
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dnl
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AC_DEFUN(nc_PATH_PROG_ZCAT, [
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AC_PATH_PROG(GZCAT,gzcat)
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AC_PATH_PROG(ZCAT,zcat)
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if test "x$GZCAT" = x ; then
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if test "x$ZCAT" != x ; then
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# See if zcat is really gzcat. gzcat has a --version option, regular
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# zcat does not.
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AC_MSG_CHECKING(if zcat is really gzcat in disguise)
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if $ZCAT --version 2> /dev/null ; then
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AC_DEFINE_UNQUOTED(GZCAT, "$ZCAT")
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AC_MSG_RESULT(yes)
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else
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AC_MSG_RESULT(no)
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fi
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fi
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else
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AC_DEFINE_UNQUOTED(GZCAT, "$GZCAT")
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fi
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if test "x$ZCAT" != x ; then
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AC_DEFINE_UNQUOTED(ZCAT, "$ZCAT")
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fi
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])
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dnl
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dnl
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dnl
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AC_DEFUN(wi_SYSV_EXTRA_DIRS, [
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# Use System V because their curses extensions are required. This must
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# be done early so we use the -I and -L in the library checks also.
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# This is mostly a Solaris/SunOS hack. Note that doing this will also
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# use all of the other System V libraries and headers.
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AC_MSG_CHECKING(for alternative System V libraries)
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if test -f /usr/5include/curses.h ; then
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CPPFLAGS="$CPPFLAGS -I/usr/5include"
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LDFLAGS="$LDFLAGS -L/usr/5lib"
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AC_MSG_RESULT(yes)
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else
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AC_MSG_RESULT(no)
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fi
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])
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dnl
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dnl
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dnl
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AC_DEFUN(wi_DEFINE_UNAME, [
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# Get first 127 chars of all uname information. Some folks have
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# way too much stuff there, so grab only the first 127.
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unam=`uname -a 2>/dev/null | cut -c1-127`
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if test "$unam" != "" ; then
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AC_DEFINE_UNQUOTED(UNAME, "$unam")
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fi
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])
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dnl
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dnl
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dnl
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AC_DEFUN(wi_READLINE_WITH_NCURSES, [
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# Readline and Ncurses could both define "backspace".
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# Warn about this if we have both things in our definitions list.
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if test "$ac_cv_lib_readline" = yes && test "$ac_cv_lib_ncurses" = yes ; then
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AC_MSG_CHECKING(if readline and ncurses will link together)
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j="$LIBS"
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LIBS="-lreadline -lncurses"
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AC_TRY_LINK(,[
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readline("prompt");
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endwin();
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],k=yes,k=no)
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if test "$k" = no ; then
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AC_MSG_RESULT(no)
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# Remove '-lreadline' from LIBS.
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LIBS=`echo $j | sed s/-lreadline//g`
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ac_cv_lib_readline=no
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AC_WARN([The versions of GNU readline and ncurses you have installed on this system
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can't be used together, because they use the same symbol, backspace. If
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possible, recompile one of the libraries with -Dbackspace=back_space, then
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re-run configure.])
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else
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AC_MSG_RESULT(yes)
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LIBS="$j"
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fi
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fi
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])
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dnl
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dnl
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dnl
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dnl AC_EXT_DAYLIGHT
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dnl Check for an external variable daylight. Stolen from w3c-libwww.
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AC_DEFUN(AC_EXT_DAYLIGHT,
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[ AC_MSG_CHECKING(int daylight variable)
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AC_TRY_COMPILE([#include <time.h>], [return daylight;],
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have_daylight=yes,
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have_daylight=no)
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AC_MSG_RESULT($have_daylight)
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])dnl
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dnl AC_EXT_TIMEZONE
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dnl Check for an external variable timezone. Stolen from tcl-8.0.
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AC_DEFUN(AC_EXT_TIMEZONE,
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[
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#
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# Its important to include time.h in this check, as some systems (like convex)
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# have timezone functions, etc.
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#
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have_timezone=no
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AC_MSG_CHECKING([long timezone variable])
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AC_TRY_COMPILE([#include <time.h>],
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[extern long timezone;
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timezone += 1;
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exit (0);],
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[have_timezone=yes
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AC_MSG_RESULT(yes)],
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AC_MSG_RESULT(no))
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#
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# On some systems (eg IRIX 6.2), timezone is a time_t and not a long.
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#
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if test "$have_timezone" = no; then
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AC_MSG_CHECKING([time_t timezone variable])
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AC_TRY_COMPILE([#include <time.h>],
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[extern time_t timezone;
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timezone += 1;
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exit (0);],
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[have_timezone=yes
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AC_MSG_RESULT(yes)],
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AC_MSG_RESULT(no))
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fi
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])dnl
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