: mvs.390 cc wrapper for unix message and exit code semantics : 2012-01-20 :
HOSTTYPE=mvs.390
case " $* " in
*" -dumpmachine "*) echo $HOSTTYPE; exit ;;
esac
ar=ar
cc=/bin/c89
CC=/bin/c++
ccflags="-D_ALL_SOURCE -Wc,dll"
objmax=60
tmpfiles=
unbotch=
# -n as *first* arg shows but does not do
# -Wc,exportall => -Wl,dll
# -Bdynamic => .c,.o dynamic
# -Bstatic => .c,.o static
# *.C => cc=$CC
# *.cpp => cc=$CC
# *.cxx => cc=$CC
# no optimization until the optimizer is fixed:
# -O dropped (no optimization)
# -0 dropped (no optimization)
# -1 -O (default level 1 optimization)
# -2 -2 (maximal level 2 optimization)
let argc=0 cmp=0 dll=0 libc=0 dynamic=1 dynamic_objc=0 static_objc=0 relc=0 botched=0
case $1 in
-n) exec=print
shift
;;
*) exec=
;;
esac
export _CC_ACCEPTABLE_RC=1
export _C89_ACCEPTABLE_RC=$_CC_ACCEPTABLE_RC
export _CXX_ACCEPTABLE_RC=$_CC_ACCEPTABLE_RC
case " $* " in
*.C" "*)let dll=2
cc=$CC
export _CXXSUFFIX=C
;;
*.cpp" "*)let dll=2
cc=$CC
export _CXXSUFFIX=cpp
;;
*.cxx" "*)let dll=2
cc=$CC
export _CXXSUFFIX=cxx
;;
esac
exe=
xxx=
while :
do case $# in
0) break ;;
esac
arg=$1
case $arg in
-1) arg=-O
;;
-Bdynamic)
let dynamic=1
;;
-Bstatic)
let dynamic=0
;;
-c) let cmp=1
;;
-D_ALL_SOURCE|-D_ALL_SOURCE=*)
arg=
;;
-D*[\ \(\)]*)
arg=${arg#-D}
botch_macro[botched]=${arg%%=*}
botch_value[botched]=${arg#*=}
let botched=botched+1
arg=
;;
-o) argv[argc]=$arg
let argc=argc+1
shift
arg=$1
exe=$arg
rm -f "$exe"
;;
-[O0]) arg=
;;
-Wc,dll)arg=
;;
-Wc,exportall)
let dll=1
;;
-Wl,dll)arg=
let dll=1
;;
*.c) if [[ $botched != 0 ]]
then src=$arg
arg=${arg##*/}
unbotch="$unbotch ${arg%.c}.o"
arg=__$arg
tmpfiles="$tmpfiles $arg"
{
while [[ $botched != 0 ]]
do let botched=botched-1
print -r -- "#define ${botch_macro[botched]} ${botch_value[botched]}"
done
cat $src
} > $arg
fi
;;
*.o) if test 0 != $dynamic
then let dynamic_objc=dynamic_objc+1
else let static_objc=static_objc+1
fi
;;
*.x) a=${arg%.x}.a
if test -f $a
then argv[argc]=$a
let argc=argc+1
xxx=-Wl,dll
case $a in
cc="$CC -u_ast_init"
;;
esac
fi
;;
esac
case $arg in
?*) argv[argc]=$arg
let argc=argc+1
;;
esac
shift
done
tmp=/tmp/cc.${USER:-$LOGNAME}.$$.err
tmpfiles="$tmp $tmpfiles"
# if any dll .o's are in .a then a .x gets generated
# but the native cc doesn't jcl for the .x
# -Wl,dll does that, so we nuke the .x and keep the exe
test 0 != $dll && xxx=
case $xxx in
?*) case $exe in
?*) a=${exe##*/}
a=${a%.*}
case $exe in
*/*) tmpfiles="$tmpfiles ${exe%/*}/${a}.x" ;;
*) tmpfiles="$tmpfiles ${a}.x" ;;
esac
;;
esac
;;
esac
if test 0 != $dll
then if test 0 != $cmp
then xxx="-D_SHARE_EXT_VARS $xxx"
else xxx="-Wl,dll $xxx"
fi
fi
set -- $xxx "${argv[@]}"
# can't handle more than objmax .o's
# -r into intermediates doesn't work, but the cat trick does
# also, the runtime dll file must be executable but cc -Wl,dll forgets
if test 0 != $dll -a \( $dynamic_objc -ge $objmax -o 0 != $static_objc \)
then unset argv
argc=0 libc=0 dynamic=1 dynamic_objc=0 static_objc=0 endc=0
while :
do case $# in
0) break ;;
esac
case $1 in
-Bdynamic)
let dynamic=1
;;
-Bstatic)
let dynamic=0
;;
*.o) if test 0 != $dynamic
then dynamic_objv[dynamic_objc]=$1
let dynamic_objc=dynamic_objc+1
else static_objv[static_objc]=$1
let static_objc=static_objc+1
fi
;;
-l*) libv[libc]=$1
let libc=libc+1
;;
-o) argv[argc]=$1
let argc=argc+1
shift
argv[argc]=$1
let argc=argc+1
exe=$1
;;
*) argv[argc]=$1
let argc=argc+1
;;
esac
shift
done
if test 0 != $static_objc
then case $exe in
?*) $exec $ar cr ${exe%.*}.a "${static_objv[@]}" ;;
esac
fi
if test 0 != $dynamic_objc
then cat=0.0.o
tmpfiles="$tmpfiles $cat"
cat "${dynamic_objv[@]}" > $cat || exit
else cat=
fi
set -- "${argv[@]}" $cat "${libv[@]}"
fi
# grep through the warning/error messages to get the true exit code
# some annoying messages are dropped while we're at it
trap 'rm -f $tmpfiles' 0 1 2 15
$exec $cc $ccflags "$@" 2> $tmp
code=$?
for i in $unbotch
do test -f __$i && mv __$i $i
done
typeset -l lc
while :
do if read line
then lc=$line
case $lc in
*'#include file'*'not found'*)
code=1
;;
*'#pragma ignored'*)
continue
;;
*'definition side file is not defined'*)
continue
;;
*'step ended with return code 4'*)
code=0
continue
;;
*'step ended with return code'*)
code=1
continue
;;
*'try again'*)
code=1
continue
;;
*'unknown preprocessing directive'*)
code=1
case $lc in
'warning '*)
set -- $line
shift
line=$*
;;
esac
;;
*'unresolved writable static references are detected'*)
test 0 != $dll && continue
;;
esac
else case $code:$exe in
0:?*) $exec chmod +x $exe ;;
esac
exit $code
fi
echo "$line" >&2
done < $tmp