diff options
| -rwxr-xr-x | config.guess | 35 |
1 files changed, 21 insertions, 14 deletions
diff --git a/config.guess b/config.guess index e4a7284b904..b52d4f0a9fc 100755 --- a/config.guess +++ b/config.guess @@ -436,17 +436,21 @@ EOF # The BFD linker knows what the default object file format is, so # first see if it will tell us. ld_help_string=`ld --help 2>&1` - if echo "$ld_help_string" | grep >/dev/null 2>&1 "supported emulations: i.86linux"; then - echo "${UNAME_MACHINE}-pc-linux-gnuaout" ; exit 0 - elif echo "$ld_help_string" | grep >/dev/null 2>&1 "supported emulations: i.86coff"; then - echo "${UNAME_MACHINE}-pc-linux-gnucoff" ; exit 0 - elif echo $ld_help_string | grep >/dev/null 2>&1 "supported emulations:sparclinux"; then - echo "${UNAME_MACHINE}-unknown-linux-gnuaout" ; exit 0 - elif echo "$ld_help_string" | grep >/dev/null 2>&1 "supported emulations: m68klinux"; then - echo "${UNAME_MACHINE}-unknown-linux-gnuaout" ; exit 0 - elif echo "$ld_help_string" | grep >/dev/null 2>&1 "supported emulations: elf32ppc"; then - echo "powerpc-unknown-linux-gnu" ; exit 0 - elif test "${UNAME_MACHINE}" = "alpha" ; then + ld_supported_emulations=`echo $ld_help_string + | sed -ne '/supported emulations:/!d + s/[ ][ ]*/ /g + s/.*supported emulations: *// + s/ .*// + p'` + case "$ld_supported_emulations" in + i?86linux) echo "${UNAME_MACHINE}-pc-linux-gnuaout" ; exit 0 ;; + i?86coff) echo "${UNAME_MACHINE}-pc-linux-gnucoff" ; exit 0 ;; + sparclinux) echo "${UNAME_MACHINE}-unknown-linux-gnuaout" ; exit 0 ;; + m68klinux) echo "${UNAME_MACHINE}-unknown-linux-gnuaout" ; exit 0 ;; + elf32ppc) echo "powerpc-unknown-linux-gnu" ; exit 0 ;; + esac + + if test "${UNAME_MACHINE}" = "alpha" ; then echo alpha-unknown-linux-gnu ; exit 0 elif test "${UNAME_MACHINE}" = "mips" ; then cat >dummy.c <<EOF @@ -468,9 +472,12 @@ EOF 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. - test ! -d /usr/lib/ldscripts/. \ - && echo "${UNAME_MACHINE}-pc-linux-gnuoldld" && exit 0 + # GCC wants to distinguish between linux-gnuoldld and linux-gnuaout. + # If ld does not provide *any* "supported emulations:" + # that means it is gnuoldld. + echo "$ld_help_string" | grep >/dev/null 2>&1 "supported emulations:" + test $? != 0 && echo "${UNAME_MACHINE}-pc-linux-gnuoldld" && exit 0 + case "${UNAME_MACHINE}" in i?86) VENDOR=pc; |