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| From | Ian Collins <ian-news@hotmail.com> |
|---|---|
| Newsgroups | comp.lang.c |
| Subject | Re: sizeof Data types |
| Date | 2016-08-07 15:40 +1200 |
| Message-ID | <e0nottFoda0U1@mid.individual.net> (permalink) |
| References | <no34bv$1rus$1@gioia.aioe.org> <chine.bleu-1E482F.20223606082016@news.eternal-september.org> |
On 08/ 7/16 03:22 PM, Siri Cruise wrote:
>
> Knowing is better than guessing. Part of my build is to compile and run a
> program like
>
> #include <stdio.h>
> int main (int argc, char **argv) {
> FILE *f = fopen("sizeof.h", "w");
> fprintf(f, "#ifndef sizeof_h\n#define sizeof_h\n"
> fprintf(f, "#define sizeofint %d\n", sizeof(int));
> fprintf(f, "#define sizeoflongint %d\n", sizeof(longint));
> fprintf(f, "#define sizeofintptr_t %d\n", sizeof(intptr_t));
> ...
> fprintf(f, "#endif\n");
> return 0;
> }
>
> Then rest of my code can #include "sizeof.h" and make size based decisions in
> cpp and c.
Someone's bound to follow up telling you %d isn't the correct format
specifier for size_t :)
--
Ian
Back to comp.lang.c | Previous | Next — Previous in thread | Next in thread | Find similar | Unroll thread
sizeof Data types Real Troll <real.troll@trolls.com> - 2016-08-05 18:45 -0400
sizeof Data types jameskuyper@verizon.net - 2016-08-05 17:10 -0700
Re: sizeof Data types raltbos@xs4all.nl (Richard Bos) - 2016-08-06 10:35 +0000
Re: sizeof Data types raltbos@xs4all.nl (Richard Bos) - 2016-08-06 10:36 +0000
Re: sizeof Data types Jean-Marc Bourguet <jm@bourguet.org> - 2016-08-06 22:29 +0200
Re: sizeof Data types Ken Brody <kenbrody@spamcop.net> - 2016-08-09 12:55 -0400
Re: sizeof Data types BartC <bc@freeuk.com> - 2016-08-06 21:43 +0100
Re: sizeof Data types jameskuyper@verizon.net - 2016-08-06 15:25 -0700
Re: sizeof Data types David Brown <david.brown@hesbynett.no> - 2016-08-08 09:48 +0200
Re: sizeof Data types James Kuyper <jameskuyper@verizon.net> - 2016-08-08 11:05 -0400
Re: sizeof Data types David Brown <david.brown@hesbynett.no> - 2016-08-08 17:57 +0200
Re: sizeof Data types supercat@casperkitty.com - 2016-08-08 08:36 -0700
Re: sizeof Data types David Brown <david.brown@hesbynett.no> - 2016-08-08 19:05 +0200
Re: sizeof Data types supercat@casperkitty.com - 2016-08-08 14:09 -0700
Re: sizeof Data types David Brown <david.brown@hesbynett.no> - 2016-08-09 09:38 +0200
Re: sizeof Data types Ben Bacarisse <ben.usenet@bsb.me.uk> - 2016-08-09 11:23 +0100
Re: sizeof Data types Tim Rentsch <txr@alumni.caltech.edu> - 2016-08-12 07:42 -0700
Re: sizeof Data types Ben Bacarisse <ben.usenet@bsb.me.uk> - 2016-08-12 21:38 +0100
Re: sizeof Data types Keith Thompson <kst-u@mib.org> - 2016-08-09 08:12 -0700
Re: sizeof Data types supercat@casperkitty.com - 2016-08-10 10:36 -0700
Re: sizeof Data types Keith Thompson <kst-u@mib.org> - 2016-08-10 11:42 -0700
Re: sizeof Data types Philip Lantz <prl@canterey.us> - 2016-08-11 10:20 -0700
Re: sizeof Data types Keith Thompson <kst-u@mib.org> - 2016-08-11 12:04 -0700
Re: sizeof Data types Tim Rentsch <txr@alumni.caltech.edu> - 2016-08-12 08:22 -0700
Re: sizeof Data types Nobody <nobody@nowhere.invalid> - 2016-08-07 01:32 +0100
Re: sizeof Data types Keith Thompson <kst-u@mib.org> - 2016-08-06 18:10 -0700
Re: sizeof Data types Siri Cruise <chine.bleu@yahoo.com> - 2016-08-06 20:22 -0700
Re: sizeof Data types Ian Collins <ian-news@hotmail.com> - 2016-08-07 15:40 +1200
Re: sizeof Data types Ken Brody <kenbrody@spamcop.net> - 2016-08-09 13:06 -0400
Re: sizeof Data types Siri Cruise <chine.bleu@yahoo.com> - 2016-08-09 12:37 -0700
Re: sizeof Data types Tim Rentsch <txr@alumni.caltech.edu> - 2016-08-11 09:18 -0700
Re: sizeof Data types Siri Cruise <chine.bleu@yahoo.com> - 2016-08-11 11:11 -0700
Re: sizeof Data types Joe Pfeiffer <pfeiffer@cs.nmsu.edu> - 2016-08-11 12:26 -0600
Re: sizeof Data types David Brown <david.brown@hesbynett.no> - 2016-08-11 23:31 +0200
Re: sizeof Data types supercat@casperkitty.com - 2016-08-11 14:59 -0700
Re: sizeof Data types Malcolm McLean <malcolm.mclean5@btinternet.com> - 2016-08-12 00:15 -0700
Re: sizeof Data types Tim Rentsch <txr@alumni.caltech.edu> - 2016-08-12 08:05 -0700
Re: sizeof Data types John Bode <jfbode1029@gmail.com> - 2016-08-08 12:38 -0700
Re: sizeof Data types Ken Brody <kenbrody@spamcop.net> - 2016-08-09 13:08 -0400
Re: sizeof Data types Keith Thompson <kst-u@mib.org> - 2016-08-09 10:43 -0700
Re: sizeof Data types "James R. Kuyper" <jameskuyper@verizon.net> - 2016-08-09 13:41 -0400
Re: sizeof Data types Ken Brody <kenbrody@spamcop.net> - 2016-08-10 11:51 -0400
Re: sizeof Data types "James R. Kuyper" <jameskuyper@verizon.net> - 2016-08-10 12:35 -0400
Re: sizeof Data types Ken Brody <kenbrody@spamcop.net> - 2016-08-11 11:53 -0400
Re: sizeof Data types "James R. Kuyper" <jameskuyper@verizon.net> - 2016-08-13 11:29 -0400
Re: sizeof Data types supercat@casperkitty.com - 2016-08-13 09:18 -0700
Re: sizeof Data types Keith Thompson <kst-u@mib.org> - 2016-08-10 10:13 -0700
Re: sizeof Data types Ken Brody <kenbrody@spamcop.net> - 2016-08-11 11:56 -0400
Re: sizeof Data types Ken Brody <kenbrody@spamcop.net> - 2016-08-09 12:59 -0400
Re: sizeof Data types "James R. Kuyper" <jameskuyper@verizon.net> - 2016-08-09 13:49 -0400
Re: sizeof Data types Ken Brody <kenbrody@spamcop.net> - 2016-08-10 12:08 -0400
Re: sizeof Data types Keith Thompson <kst-u@mib.org> - 2016-08-09 11:35 -0700
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