-
- if test "${UNAME_MACHINE}" = "alpha" ; then
- cat <<EOF >$dummy.s
- .data
- \$Lformat:
- .byte 37,100,45,37,120,10,0 # "%d-%x\n"
-
- .text
- .globl main
- .align 4
- .ent main
- main:
- .frame \$30,16,\$26,0
- ldgp \$29,0(\$27)
- .prologue 1
- .long 0x47e03d80 # implver \$0
- lda \$2,-1
- .long 0x47e20c21 # amask \$2,\$1
- lda \$16,\$Lformat
- mov \$0,\$17
- not \$1,\$18
- jsr \$26,printf
- ldgp \$29,0(\$26)
- mov 0,\$16
- jsr \$26,exit
- .end main
-EOF
- LIBC=""
- $CC_FOR_BUILD $dummy.s -o $dummy 2>/dev/null
- if test "$?" = 0 ; then
- case `./$dummy` in
- 0-0)
- UNAME_MACHINE="alpha"
- ;;
- 1-0)
- UNAME_MACHINE="alphaev5"
- ;;
- 1-1)
- UNAME_MACHINE="alphaev56"
- ;;
- 1-101)
- UNAME_MACHINE="alphapca56"
- ;;
- 2-303)
- UNAME_MACHINE="alphaev6"
- ;;
- 2-307)
- UNAME_MACHINE="alphaev67"
- ;;
- esac
-
- objdump --private-headers $dummy | \
- grep ld.so.1 > /dev/null
- if test "$?" = 0 ; then
- LIBC="libc1"
- fi
- fi
- rm -f $dummy.s $dummy
- echo ${UNAME_MACHINE}-unknown-linux-gnu${LIBC} ; exit 0
- elif test "${UNAME_MACHINE}" = "mips" ; then
- cat >$dummy.c <<EOF
-#ifdef __cplusplus
-#include <stdio.h> /* for printf() prototype */
- int main (int argc, char *argv[]) {
-#else
- int main (argc, argv) int argc; char *argv[]; {
-#endif
-#ifdef __MIPSEB__
- printf ("%s-unknown-linux-gnu\n", argv[1]);
-#endif
-#ifdef __MIPSEL__
- printf ("%sel-unknown-linux-gnu\n", argv[1]);
-#endif
- return 0;
-}
-EOF
- $CC_FOR_BUILD $dummy.c -o $dummy 2>/dev/null && ./$dummy "${UNAME_MACHINE}" && rm $dummy.c $dummy && exit 0
- rm -f $dummy.c $dummy
- elif test "${UNAME_MACHINE}" = "s390"; then
- echo s390-ibm-linux && exit 0
- elif test "${UNAME_MACHINE}" = "x86_64"; then
- echo x86_64-unknown-linux-gnu && exit 0
- elif test "${UNAME_MACHINE}" = "parisc" -o "${UNAME_MACHINE}" = "hppa"; then
- # Look for CPU level
- case `grep '^cpu[^a-z]*:' /proc/cpuinfo 2>/dev/null | cut -d' ' -f2` in
- PA7*)
- echo hppa1.1-unknown-linux-gnu
- ;;
- PA8*)
- echo hppa2.0-unknown-linux-gnu
- ;;
- *)
- echo hppa-unknown-linux-gnu
- ;;
- esac
- exit 0
- else
- # Either a pre-BFD a.out linker (linux-gnuoldld)
- # or one that does not give us useful --help.
- # GCC wants to distinguish between linux-gnuoldld and linux-gnuaout.
- # If ld does not provide *any* "supported emulations:"
- # that means it is gnuoldld.
- test -z "$ld_supported_emulations" \
- && echo "${UNAME_MACHINE}-pc-linux-gnuoldld" && exit 0
-
- case "${UNAME_MACHINE}" in
- i?86)
- VENDOR=pc;
- ;;
- *)
- VENDOR=unknown;
- ;;
- esac
- # Determine whether the default compiler is a.out or elf
- cat >$dummy.c <<EOF
-#include <features.h>
-#ifdef __cplusplus
-#include <stdio.h> /* for printf() prototype */
- int main (int argc, char *argv[]) {
-#else
- int main (argc, argv) int argc; char *argv[]; {
-#endif
-#ifdef __ELF__
-# ifdef __GLIBC__
-# if __GLIBC__ >= 2
- printf ("%s-${VENDOR}-linux-gnu\n", argv[1]);
-# else
- printf ("%s-${VENDOR}-linux-gnulibc1\n", argv[1]);
-# endif
-# else
- printf ("%s-${VENDOR}-linux-gnulibc1\n", argv[1]);
-# endif
-#else
- printf ("%s-${VENDOR}-linux-gnuaout\n", argv[1]);
-#endif
- return 0;
-}