123456789101112131415161718192021222324252627282930313233343536373839404142434445464748495051525354555657585960616263646566676869707172737475 |
- FL=succes
- TRIES=
- case X$# in
- X0)
- if (.Xlex) > /dev/null 2>&1
- then
- TRY=`.Xlex`
- else TRY=-lln
- fi
- echo "trying to find your lex library ..."
- cat > x.l <<'EOF'
- %%
- [A-Z] putchar(yytext[0]+'a'-'A');
- EOF
- if lex x.l > /dev/null 2>&1 && cc -c lex.yy.c > /dev/null 2>&1
- then :
- else echo "Sorry, your lex does not seem to work"
- exit 2
- fi
- cat > trylib <<'EOF'
- if cc lex.yy.o $1 > /dev/null 2>&1
- then
- rm -f lex.yy.* a.out
- exit 0
- else
- exit 1
- fi
- EOF
- if sh trylib $TRY
- then
- LEX=$TRY
- else
- exec $0 -ll $TRY
- fi
- ;;
- *) if sh trylib $1
- then
- LEX=$1
- else
- TRIES="$2 and $1"
- FL=fail
- fi
- ;;
- esac
- case X$FL in
- Xfail) echo 'What option do I have to give to cc to get the LEX library?'
- echo "I tried " $TRIES "but these don't seem to work."
- echo -n 'LEX library option: '
- if read ANSWER
- then :
- else echo "Sorry, got EOF while reading your answer"
- exit 9
- fi
- exec $0 $ANSWER "$TRIES"
- ;;
- Xsucces)
- for i in ../util/opt ../util/cgg ../util/ncgg ../lang/occam/comp ../modules/src/em_opt ../util/ceg/as_parser
- do
- ( cd $i
- cp Makefile makefile
- ed - makefile << EOF
- /^LEXLIB/c
- LEXLIB = $LEX
- .
- w
- q
- EOF
- )
- done
- ;;
- esac
- rm -f x.l trylib lex.yy.*
- echo echo "$LEX" > .Xlex
- chmod +x .Xlex
- echo "apparently, \"cc ... $LEX\" works"
|