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Groups > comp.lang.c > #168536
| From | scott@slp53.sl.home (Scott Lurndal) |
|---|---|
| Subject | Re: typedef in old C |
| Newsgroups | comp.lang.c |
| References | <tn9vlg$5ra$1@gioia.aioe.org> <874jtz2r5s.fsf@bsb.me.uk> |
| Message-ID | <th2mL.27847$iU59.10198@fx14.iad> (permalink) |
| Organization | UsenetServer - www.usenetserver.com |
| Date | 2022-12-13 17:05 +0000 |
Ben Bacarisse <ben.usenet@bsb.me.uk> writes: >Bart <bc@freeuk.com> writes: > >> I was looking at the 1983 C sources of PostScript (via >> https://computerhistory.org/blog/postscript-a-digital-printing-press/). >> >> It uses typedef like this: >> >> typedef long int integer; >> typedef unsigned integer Offset; >> >> That is, being able to apply 'unsigned' to a typedef-ed name, rather >> than any of 'char short int long'. >> >> I guess this is not legal C now; I just wondered at what point it >> stopped being legal, if it ever was (perhaps compilers were just more >> lax). > >I doubt it has ever been legal. Even K&R1 has the wording that rules it >out. Pre-K&R1 C might have been more lax, but for most of the time >before K&R1 C did not even have unsigned! It probably worked because: #define unsigned preceeded it in the translation unit.
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typedef in old C Bart <bc@freeuk.com> - 2022-12-13 13:45 +0000
Re: typedef in old C Thiago Adams <thiago.adams@gmail.com> - 2022-12-13 06:42 -0800
Re: typedef in old C Thiago Adams <thiago.adams@gmail.com> - 2022-12-13 06:46 -0800
Re: typedef in old C Bart <bc@freeuk.com> - 2022-12-13 15:56 +0000
Re: typedef in old C Kaz Kylheku <864-117-4973@kylheku.com> - 2022-12-13 18:07 +0000
Re: typedef in old C Thiago Adams <thiago.adams@gmail.com> - 2022-12-13 11:11 -0800
Re: typedef in old C Ben Bacarisse <ben.usenet@bsb.me.uk> - 2022-12-13 16:40 +0000
Re: typedef in old C scott@slp53.sl.home (Scott Lurndal) - 2022-12-13 17:05 +0000
Re: typedef in old C Keith Thompson <Keith.S.Thompson+u@gmail.com> - 2022-12-13 10:27 -0800
Re: typedef in old C Tim Rentsch <tr.17687@z991.linuxsc.com> - 2022-12-18 17:25 -0800
Re: typedef in old C Keith Thompson <Keith.S.Thompson+u@gmail.com> - 2022-12-13 10:30 -0800
Re: typedef in old C luser droog <luser.droog@gmail.com> - 2022-12-14 09:42 -0800
Re: typedef in old C Ben Bacarisse <ben.usenet@bsb.me.uk> - 2022-12-14 20:59 +0000
Re: typedef in old C "Chris M. Thomasson" <chris.m.thomasson.1@gmail.com> - 2022-12-14 13:44 -0800
Re: typedef in old C Ben Bacarisse <ben.usenet@bsb.me.uk> - 2022-12-15 02:46 +0000
Re: typedef in old C scott@slp53.sl.home (Scott Lurndal) - 2022-12-15 15:01 +0000
Re: typedef in old C Ben Bacarisse <ben.usenet@bsb.me.uk> - 2022-12-15 17:07 +0000
Re: typedef in old C luser droog <luser.droog@gmail.com> - 2022-12-15 18:34 -0800
Re: typedef in old C Ben Bacarisse <ben.usenet@bsb.me.uk> - 2022-12-16 17:41 +0000
Re: typedef in old C Bonita Montero <Bonita.Montero@gmail.com> - 2022-12-17 07:54 +0100
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