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|
#!/bin/sh
MACHINE=${1-${OS}}
COMPILER=${2-${CC}}
#
# Figure out which compiler to use. Stolen from Jeff Johnson.
#
if [ -f /usr/bin/uname ]; then
if [ -x /usr/bin/uname -a `/usr/bin/uname -s` = "BSD/386" ]; then
COMPILER=cc
fi
fi
if [ "0$COMPILER" = "0" ]; then
COMPILER="cc"
set dummy gcc; word=$2
IFS="${IFS= }"; saveifs="$IFS"; IFS="${IFS}:"
for dir in $PATH; do
test -z "$dir" && dir=.
if test -f $dir/$word; then
COMPILER="gcc"
break
fi
done
IFS="$saveifs"
fi
#
# Figure out the byte order and word size.
#
if (cd util && rm -f longsize && $COMPILER -o longsize longsize.c ); then
if util/longsize >/dev/null 2>&1; then
LONG=`util/longsize`
else
echo "TROUBLE: executables built by your compiler don't work - bug your vendor"
exit 1
fi
else
echo "TROUBLE: could not compile !"
echo "TROUBLE: either your compiler does not work / is not present"
echo "TROUBLE: or you have mangled the file tree"
exit 1
fi
(cd util && rm -f byteorder && $COMPILER -o byteorder byteorder.c $LONG )
BYTE=`util/byteorder `
if [ "0$BYTE" = "0" ]; then
BYTE="XNTP_BIG_ENDIAN"
fi
(cd util && rm -f byteorder longsize)
INCDEFS=
#
# Figure out what includes to use for kernel mods. The bit of nastiness
# about PPS_SYNC is brought to you by linux.
#
if [ -f /usr/include/sys/timex.h ]; then
PPSDEFS=`grep PPS_SYNC /usr/include/sys/timex.h`
if [ "0${PPSDEFS}" != "0" ]; then
INCDEFS="$INCDEFS -DKERNEL_PLL"
if [ -f /usr/include/sys/syscall.h ]; then
GETTIME=`grep ntp_gettime /usr/include/sys/syscall.h`
ADJTIME=`grep ntp_adjtime /usr/include/sys/syscall.h`
if [ "0${GETTIME}${ADJTIME}" = "0" ]; then
INCDEFS="$INCDEFS -DNTP_SYSCALLS_LIBC"
echo "precision time kernel library found"
else
echo "precision time kernel syscalls found"
fi
fi
fi
fi
#
# Figure out which line discipline/streams module is configured
#
if [ -f /usr/include/sys/clkdefs.h ]; then
INCDEFS="$INCDEFS -DTTYCLK"
echo "tty_clk line discipline/streams module found"
fi
if [ -f /usr/include/sys/chudefs.h ]; then
INCDEFS="$INCDEFS -DCHUCLK"
echo "chu_clk line discipline/streams module found"
fi
if [ -f /usr/include/sys/ppsclock.h ]; then
INCDEFS="$INCDEFS -DPPS"
echo "ppsclock streams module found"
fi
#
# Figure out what includes to use for PPS mods
#
if [ -f /usr/include/sys/ppsclock.h ]; then
if [ -f /usr/include/sys/termios.h ]; then
GPPS=`grep TIOCGPPS /usr/include/sys/termios.h`
SPPS=`grep TIOCSPPS /usr/include/sys/termios.h`
GPPSEV=`grep TIOCGPPSEV /usr/include/sys/termios.h`
if [ "0${GPPS}${SPPS}${GPPSEV}" != "0" ]; then
INCDEFS="$INCDEFS -DPPS"
fi
fi
fi
#
# Figure out what includes to use for multicast kernel
#
if [ -f /usr/include/netinet/in.h ]; then
MULTICAST=`grep IP_MULTICAST /usr/include/netinet/in.h`
if [ "0${MULTICAST}" != "0" ]; then
INCDEFS="$INCDEFS -DMCAST"
echo "multicast kernel found"
fi
fi
#
# Figure out which machine we have.
#
if [ "0$MACHINE" = "0" ]; then
GUESS=`scripts/Guess.sh`
if [ "0$GUESS" = "0none" ]; then
echo ' '
echo "I don't know your system!"
echo "I do know about the following systems:"
(cd machines && ls -C *)
echo "Choose a system and type \"make OS=<system>\""
exit 1
else
if [ -f machines/$GUESS ]; then
MACHINE=$GUESS
else
if [ -f machines/$GUESS.posix ]; then
MACHINE="$GUESS.posix"
else
MACHINE="$GUESS.bsd"
fi
fi
fi
fi
echo "Configuring machines/$MACHINE compilers/$MACHINE.$COMPILER"
if [ -f machines/$MACHINE ]; then
cat machines/$MACHINE >Config ;
if [ -f compilers/$MACHINE.$COMPILER ]; then
cat compilers/$MACHINE.$COMPILER >>Config
else
echo "COMPILER= $COMPILER" >>Config
fi
echo "LIBDEFS= -D$BYTE" >>Config
echo "DEFS_INCLUDE=$INCDEFS" >>Config
cat Config.local >>Config
else
echo "Don't know how to build xntpd for machine $MACHINE " ;
exit 1
fi
|
