4 0) echo 2>&1 "usage: ${0##*/} ENV [CMD [ARGS ...]]"; exit 2 ;;
11 : ${CROSSDIR=@crossdir@}; export CROSSDIR
13 if ! [ -f
"$CROSSDIR/etc/$env-setup.sh" ]; then
14 echo 2>&1 "${0##*/}: cross environment \`$env' unknown"; exit 2
17 if type ccache
>/dev
/null
2>&1; then CROSS_COMPILER_PREFIX
="ccache "
18 else CROSS_COMPILER_PREFIX
=
20 export CROSS_COMPILER_PREFIX
22 CROSS_BUILDENV
=$env; export CROSS_BUILDENV
24 if [ -f
"$CROSSDIR/etc/$env-config.site" ]
25 then CONFIG_SITE
=$CROSSDIR/etc
/$env-config.site
26 else CONFIG_SITE
=$CROSSDIR/etc
/common-cross-config.site
30 CROSS_PREFIX
=$CROSSDIR/inst.
$env; export CROSS_PREFIX
31 .
"$CROSSDIR/etc/$env-setup.sh"
33 case ${CROSS_ARCH+t} in
35 *) echo 2>&1 "${0##*/}: setup script didn't set \`CROSS_ARCH'"; exit 2 ;;
40 *:"$CROSSDIR/tools:"*) ;;
41 *) PATH
=$CROSSDIR/tools
:$PATH ;;
44 case ${CROSS_NATIVE_P-nil} in
45 t
) gcc
=gcc clang
=clang
;;
46 nil
) gcc
=$CROSS_ARCH-gcc clang
=${CROSS_clang_TOOL-clang} ;;
48 if type >/dev
/null
2>&1 "$gcc"; then found_gcc
=t
; else found_gcc
=nil
; fi
49 if type >/dev
/null
2>&1 "$clang"; then found_clang
=t
; else found_clang
=nil
; fi
50 case ${CROSS_COMPILER-guess},$found_gcc,$found_clang in
51 guess
,t
,* | prefer-gcc
,t
,* | gcc
,t
,* | prefer-clang
,t
,nil
)
53 guess
,nil
,t | prefer-clang
,*,t | clang
,*,t | prefer-gcc
,nil
,t
)
54 CROSS_COMPILER
=clang
;;
55 guess
,* | prefer-gcc
,* | prefer-clang
,*)
56 echo 2>&1 "${0##*/}: couldn't find C compiler \`$gcc' or \`$clang'"
59 gcc
,*) echo 2>&1 "${0##*/}: couldn't find C compiler \`$gcc'"; exit 2 ;;
60 clang
,*) echo 2>&1 "${0##*/}: couldn't find C compiler \`$clang'"; exit 2 ;;
62 echo 2>&1 "${0##*/}: unrecognized preferred compiler \`$CROSS_COMPILER'"
68 LD_LIBRARY_PATH
="$CROSS_PREFIX/lib${LD_LIBRARY_PATH+:$LD_LIBRARY_PATH}"
69 export LD_LIBRARY_PATH