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#
# Some shell functions and shared setup shared across the build scripts
#
# Including this file assumes these are defined:
#
# CPU - user argument
# my_exit() - shell script specific exit routine
# usage() - shell script usage routine
#
# Including this file sets:
#
# target - to the GNU tools target name
# CPU - to the canonical RTEMS CPU
#
#
# Checks the status returned by executables and exits if it is non-zero.
#
check_fatal()
{
if [ $1 -ne 0 ] ; then
shift
echo "ERROR: $*" >&2
my_exit 1
fi
#echo
#echo "End of $*"
#echo -n "Press return to continue> "
#echo
#read line
}
print_rtems_cpus()
{
echo
echo "CPU is one of the following: "
echo " arm h8300 i386 lm32 m32c"
echo " m32r mips nios2 powerpc sh"
echo " sparc sparc64 v850"
echo
echo "Formats without a -XXX suffix are the preferred target."
echo
echo "CPU-rtems is used as the GNU target and results in:"
echo " arm-rtems -- ARM"
echo " avr-rtems -- Atmel AVR"
echo " bfin-rtems -- Blackfin"
echo " h8300-rtems -- Renesas H8/300"
echo " i386-rtems -- Intel i386 and above in protected mode (ELF)"
echo " lm32-rtems -- Lattice Micro (ELF)"
echo " m32c-rtems -- Renesas M32C (ELF)"
echo " m32R-rtems -- Renesas M32R (ELF)"
echo " m68k-rtems -- Motorola mc680x0, mc683xx, and ColdFire (ELF)"
echo " nios2-rtems -- Altera NIOS2"
echo " powerpc-rtems -- IBM and Motorola PowerPC"
echo " sh-rtems -- Renesas SH (COFF)"
echo " sparc-rtems -- SPARC (ELF)"
echo " sparc64-rtems -- SPARC64 (ELF)"
echo " v850-rtems -- Renesas v850 (ELF)"
}
# CPU must be set before we run any of this stuff
test "x${CPU}" != "x" || check_fatal $? "(common.sh) CPU not set"
# The argument to the "--target" argument of configure.
target=${CPU}-rtems
case ${CPU} in
a29k) ;;
#arm) ;;
arm)
# Cover up some insanity
CPU=arm
type arm-rtemseabi4.11-gcc >/dev/null 2>&1
if [ $? -eq 0 ] ; then
target=arm-rtemseabi4.11
fi
;;
avr) ;;
bfin) ;;
c3x) CPU=c4x ; target=c4x-rtems ;;
c4x) ;;
h8300) ;;
hppa1.1) ;;
i386) ;;
lm32) ;;
m32c) ;;
m32r) ;;
m68k) ;;
mips) ;;
nios2) ;;
or32) ;;
powerpc) ;;
sh) ;;
tic4x) ;;
sparc) ;;
sparc64) ;;
v850) ;;
native) CPU=unix;;
unix) ;;
*)
echo ${CPU} is not a supported CPU
echo
usage
exit 1
;;
esac
# insert the os version
target=`echo $target | sed -e 's/-rtems$/-rtems4.11/' -e 's/-rtemself$/-rtemself4.11/'`
#
# Figure out if GNU make is available
#
gmake_found=no
for name in gmake make
do
if [ ${gmake_found} = "no" ] ; then
${name} --version >/dev/null 2>&1
if [ $? -eq 0 ] ; then
MAKE=${name}
gmake_found=yes
fi
fi
done
if [ ${gmake_found} = "no" ] ; then
echo "Unable to locate a version of GNU make in your PATH"
echo "GNU Make is required to build these tools."
exit 1
fi
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