* config.guess: Hoist C library detection code up to a common

location so all Linux targets can use it.

Signed-off-by: Ben Elliston <bje@gnu.org>
This commit is contained in:
Mike Frysinger 2013-05-16 08:06:31 +10:00 committed by Ben Elliston
parent 210f4a7dfd
commit cc7cea2393
2 changed files with 61 additions and 50 deletions

View File

@ -1,3 +1,8 @@
2013-05-16 Mike Frysinger <vapier@gentoo.org>
* config.guess: Hoist C library detection code up to a common
location so all Linux targets can use it.
2013-05-16 Torsten Maehne <torsten.maehne@gmx.de> 2013-05-16 Torsten Maehne <torsten.maehne@gmx.de>
* config.guess (*:Darwin:*:*): Check for powerpc64. * config.guess (*:Darwin:*:*): Check for powerpc64.

106
config.guess vendored
View File

@ -132,6 +132,27 @@ UNAME_RELEASE=`(uname -r) 2>/dev/null` || UNAME_RELEASE=unknown
UNAME_SYSTEM=`(uname -s) 2>/dev/null` || UNAME_SYSTEM=unknown UNAME_SYSTEM=`(uname -s) 2>/dev/null` || UNAME_SYSTEM=unknown
UNAME_VERSION=`(uname -v) 2>/dev/null` || UNAME_VERSION=unknown UNAME_VERSION=`(uname -v) 2>/dev/null` || UNAME_VERSION=unknown
case "${UNAME_SYSTEM}" in
Linux|GNU|GNU/*)
# If the system lacks a compiler, then just pick glibc.
# We could probably try harder.
LIBC=gnu
eval $set_cc_for_build
cat <<-EOF > $dummy.c
#include <features.h>
#if defined(__UCLIBC__)
LIBC=uclibc
#elif defined(__dietlibc__)
LIBC=dietlibc
#else
LIBC=gnu
#endif
EOF
eval `$CC_FOR_BUILD -E $dummy.c 2>/dev/null | grep '^LIBC'`
;;
esac
# Note: order is significant - the case branches are not exclusive. # Note: order is significant - the case branches are not exclusive.
case "${UNAME_MACHINE}:${UNAME_SYSTEM}:${UNAME_RELEASE}:${UNAME_VERSION}" in case "${UNAME_MACHINE}:${UNAME_SYSTEM}:${UNAME_RELEASE}:${UNAME_VERSION}" in
@ -853,21 +874,21 @@ EOF
exit ;; exit ;;
*:GNU:*:*) *:GNU:*:*)
# the GNU system # the GNU system
echo `echo ${UNAME_MACHINE}|sed -e 's,[-/].*$,,'`-unknown-gnu`echo ${UNAME_RELEASE}|sed -e 's,/.*$,,'` echo `echo ${UNAME_MACHINE}|sed -e 's,[-/].*$,,'`-unknown-${LIBC}`echo ${UNAME_RELEASE}|sed -e 's,/.*$,,'`
exit ;; exit ;;
*:GNU/*:*:*) *:GNU/*:*:*)
# other systems with GNU libc and userland # other systems with GNU libc and userland
echo ${UNAME_MACHINE}-unknown-`echo ${UNAME_SYSTEM} | sed 's,^[^/]*/,,' | tr '[A-Z]' '[a-z]'``echo ${UNAME_RELEASE}|sed -e 's/[-(].*//'`-gnu echo ${UNAME_MACHINE}-unknown-`echo ${UNAME_SYSTEM} | sed 's,^[^/]*/,,' | tr '[A-Z]' '[a-z]'``echo ${UNAME_RELEASE}|sed -e 's/[-(].*//'`-${LIBC}
exit ;; exit ;;
i*86:Minix:*:*) i*86:Minix:*:*)
echo ${UNAME_MACHINE}-pc-minix echo ${UNAME_MACHINE}-pc-minix
exit ;; exit ;;
aarch64:Linux:*:*) aarch64:Linux:*:*)
echo ${UNAME_MACHINE}-unknown-linux-gnu echo ${UNAME_MACHINE}-unknown-linux-${LIBC}
exit ;; exit ;;
aarch64_be:Linux:*:*) aarch64_be:Linux:*:*)
UNAME_MACHINE=aarch64_be UNAME_MACHINE=aarch64_be
echo ${UNAME_MACHINE}-unknown-linux-gnu echo ${UNAME_MACHINE}-unknown-linux-${LIBC}
exit ;; exit ;;
alpha:Linux:*:*) alpha:Linux:*:*)
case `sed -n '/^cpu model/s/^.*: \(.*\)/\1/p' < /proc/cpuinfo` in case `sed -n '/^cpu model/s/^.*: \(.*\)/\1/p' < /proc/cpuinfo` in
@ -880,67 +901,54 @@ EOF
EV68*) UNAME_MACHINE=alphaev68 ;; EV68*) UNAME_MACHINE=alphaev68 ;;
esac esac
objdump --private-headers /bin/sh | grep -q ld.so.1 objdump --private-headers /bin/sh | grep -q ld.so.1
if test "$?" = 0 ; then LIBC="libc1" ; else LIBC="" ; fi if test "$?" = 0 ; then LIBC="gnulibc1" ; fi
echo ${UNAME_MACHINE}-unknown-linux-gnu${LIBC} echo ${UNAME_MACHINE}-unknown-linux-${LIBC}
exit ;; exit ;;
arc:Linux:*:* | arceb:Linux:*:*) arc:Linux:*:* | arceb:Linux:*:*)
echo ${UNAME_MACHINE}-unknown-linux-gnu echo ${UNAME_MACHINE}-unknown-linux-${LIBC}
exit ;; exit ;;
arm*:Linux:*:*) arm*:Linux:*:*)
eval $set_cc_for_build eval $set_cc_for_build
if echo __ARM_EABI__ | $CC_FOR_BUILD -E - 2>/dev/null \ if echo __ARM_EABI__ | $CC_FOR_BUILD -E - 2>/dev/null \
| grep -q __ARM_EABI__ | grep -q __ARM_EABI__
then then
echo ${UNAME_MACHINE}-unknown-linux-gnu echo ${UNAME_MACHINE}-unknown-linux-${LIBC}
else else
if echo __ARM_PCS_VFP | $CC_FOR_BUILD -E - 2>/dev/null \ if echo __ARM_PCS_VFP | $CC_FOR_BUILD -E - 2>/dev/null \
| grep -q __ARM_PCS_VFP | grep -q __ARM_PCS_VFP
then then
echo ${UNAME_MACHINE}-unknown-linux-gnueabi echo ${UNAME_MACHINE}-unknown-linux-${LIBC}eabi
else else
echo ${UNAME_MACHINE}-unknown-linux-gnueabihf echo ${UNAME_MACHINE}-unknown-linux-${LIBC}eabihf
fi fi
fi fi
exit ;; exit ;;
avr32*:Linux:*:*) avr32*:Linux:*:*)
echo ${UNAME_MACHINE}-unknown-linux-gnu echo ${UNAME_MACHINE}-unknown-linux-${LIBC}
exit ;; exit ;;
cris:Linux:*:*) cris:Linux:*:*)
echo ${UNAME_MACHINE}-axis-linux-gnu echo ${UNAME_MACHINE}-axis-linux-${LIBC}
exit ;; exit ;;
crisv32:Linux:*:*) crisv32:Linux:*:*)
echo ${UNAME_MACHINE}-axis-linux-gnu echo ${UNAME_MACHINE}-axis-linux-${LIBC}
exit ;; exit ;;
frv:Linux:*:*) frv:Linux:*:*)
echo ${UNAME_MACHINE}-unknown-linux-gnu echo ${UNAME_MACHINE}-unknown-linux-${LIBC}
exit ;; exit ;;
hexagon:Linux:*:*) hexagon:Linux:*:*)
echo ${UNAME_MACHINE}-unknown-linux-gnu echo ${UNAME_MACHINE}-unknown-linux-${LIBC}
exit ;; exit ;;
i*86:Linux:*:*) i*86:Linux:*:*)
LIBC=gnu echo ${UNAME_MACHINE}-pc-linux-${LIBC}
eval $set_cc_for_build
sed 's/^ //' << EOF >$dummy.c
#ifdef __dietlibc__
LIBC=dietlibc
#endif
#else
#include <features.h>
#ifdef __UCLIBC__
LIBC=uclibc
#endif
EOF
eval `$CC_FOR_BUILD -E $dummy.c 2>/dev/null | grep '^LIBC'`
echo "${UNAME_MACHINE}-pc-linux-${LIBC}"
exit ;; exit ;;
ia64:Linux:*:*) ia64:Linux:*:*)
echo ${UNAME_MACHINE}-unknown-linux-gnu echo ${UNAME_MACHINE}-unknown-linux-${LIBC}
exit ;; exit ;;
m32r*:Linux:*:*) m32r*:Linux:*:*)
echo ${UNAME_MACHINE}-unknown-linux-gnu echo ${UNAME_MACHINE}-unknown-linux-${LIBC}
exit ;; exit ;;
m68*:Linux:*:*) m68*:Linux:*:*)
echo ${UNAME_MACHINE}-unknown-linux-gnu echo ${UNAME_MACHINE}-unknown-linux-${LIBC}
exit ;; exit ;;
mips:Linux:*:* | mips64:Linux:*:*) mips:Linux:*:* | mips64:Linux:*:*)
eval $set_cc_for_build eval $set_cc_for_build
@ -959,59 +967,57 @@ EOF
#endif #endif
EOF EOF
eval `$CC_FOR_BUILD -E $dummy.c 2>/dev/null | grep '^CPU'` eval `$CC_FOR_BUILD -E $dummy.c 2>/dev/null | grep '^CPU'`
test x"${CPU}" != x && { echo "${CPU}-unknown-linux-gnu"; exit; } test x"${CPU}" != x && { echo "${CPU}-unknown-linux-${LIBC}"; exit; }
;; ;;
or1k:Linux:*:*) or1k:Linux:*:*)
echo ${UNAME_MACHINE}-unknown-linux-gnu echo ${UNAME_MACHINE}-unknown-linux-${LIBC}
exit ;; exit ;;
or32:Linux:*:*) or32:Linux:*:*)
echo ${UNAME_MACHINE}-unknown-linux-gnu echo ${UNAME_MACHINE}-unknown-linux-${LIBC}
exit ;; exit ;;
padre:Linux:*:*) padre:Linux:*:*)
echo sparc-unknown-linux-gnu echo sparc-unknown-linux-${LIBC}
exit ;; exit ;;
parisc64:Linux:*:* | hppa64:Linux:*:*) parisc64:Linux:*:* | hppa64:Linux:*:*)
echo hppa64-unknown-linux-gnu echo hppa64-unknown-linux-${LIBC}
exit ;; exit ;;
parisc:Linux:*:* | hppa:Linux:*:*) parisc:Linux:*:* | hppa:Linux:*:*)
# Look for CPU level # Look for CPU level
case `grep '^cpu[^a-z]*:' /proc/cpuinfo 2>/dev/null | cut -d' ' -f2` in case `grep '^cpu[^a-z]*:' /proc/cpuinfo 2>/dev/null | cut -d' ' -f2` in
PA7*) echo hppa1.1-unknown-linux-gnu ;; PA7*) echo hppa1.1-unknown-linux-${LIBC} ;;
PA8*) echo hppa2.0-unknown-linux-gnu ;; PA8*) echo hppa2.0-unknown-linux-${LIBC} ;;
*) echo hppa-unknown-linux-gnu ;; *) echo hppa-unknown-linux-${LIBC} ;;
esac esac
exit ;; exit ;;
ppc64:Linux:*:*) ppc64:Linux:*:*)
echo powerpc64-unknown-linux-gnu echo powerpc64-unknown-linux-${LIBC}
exit ;; exit ;;
ppc:Linux:*:*) ppc:Linux:*:*)
echo powerpc-unknown-linux-gnu echo powerpc-unknown-linux-${LIBC}
exit ;; exit ;;
s390:Linux:*:* | s390x:Linux:*:*) s390:Linux:*:* | s390x:Linux:*:*)
echo ${UNAME_MACHINE}-ibm-linux echo ${UNAME_MACHINE}-ibm-linux
exit ;; exit ;;
sh64*:Linux:*:*) sh64*:Linux:*:*)
echo ${UNAME_MACHINE}-unknown-linux-gnu echo ${UNAME_MACHINE}-unknown-linux-${LIBC}
exit ;; exit ;;
sh*:Linux:*:*) sh*:Linux:*:*)
echo ${UNAME_MACHINE}-unknown-linux-gnu echo ${UNAME_MACHINE}-unknown-linux-${LIBC}
exit ;; exit ;;
sparc:Linux:*:* | sparc64:Linux:*:*) sparc:Linux:*:* | sparc64:Linux:*:*)
echo ${UNAME_MACHINE}-unknown-linux-gnu echo ${UNAME_MACHINE}-unknown-linux-${LIBC}
exit ;; exit ;;
tile*:Linux:*:*) tile*:Linux:*:*)
echo ${UNAME_MACHINE}-unknown-linux-gnu echo ${UNAME_MACHINE}-unknown-linux-${LIBC}
exit ;; exit ;;
vax:Linux:*:*) vax:Linux:*:*)
echo ${UNAME_MACHINE}-dec-linux-gnu echo ${UNAME_MACHINE}-dec-linux-${LIBC}
exit ;; exit ;;
x86_64:Linux:*:*) x86_64:Linux:*:*)
LIBC=gnu
test -r /lib/libc.so && od -An -S13 /lib/libc.so | grep -q __uClibc_main && LIBC=uclibc
echo ${UNAME_MACHINE}-unknown-linux-${LIBC} echo ${UNAME_MACHINE}-unknown-linux-${LIBC}
exit ;; exit ;;
xtensa*:Linux:*:*) xtensa*:Linux:*:*)
echo ${UNAME_MACHINE}-unknown-linux-gnu echo ${UNAME_MACHINE}-unknown-linux-${LIBC}
exit ;; exit ;;
i*86:DYNIX/ptx:4*:*) i*86:DYNIX/ptx:4*:*)
# ptx 4.0 does uname -s correctly, with DYNIX/ptx in there. # ptx 4.0 does uname -s correctly, with DYNIX/ptx in there.