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| From | blp@cs.stanford.edu (Ben Pfaff) |
|---|---|
| Newsgroups | comp.lang.c |
| Subject | Re: strncpy and 'n' |
| Date | 2012-02-16 11:18 -0800 |
| Message-ID | <87wr7mr3im.fsf@blp.benpfaff.org> (permalink) |
| References | <58d7c42a-7fd9-4507-bbe6-88941700b88a@k6g2000vbz.googlegroups.com> |
nroberts <roberts.noah@gmail.com> writes:
> char const* f(char const* incoming)
> {
> static char buf[MAX];
>
> strncpy(buf, incoming, strlen(incoming));
> }
>
> Is there ANY reason to use strncpy like that?
It looks very odd. I think it would be equivalent code if you
replaced "strncpy" by "memcpy" here.
The behavior here make sense for the first call to the function,
if strlen(incoming) < MAX, but it will be strange on subsequent
calls.
--
"The fact that there is a holy war doesn't mean that one of the sides
doesn't suck - usually both do..."
--Alexander Viro
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strncpy and 'n' nroberts <roberts.noah@gmail.com> - 2012-02-16 09:05 -0800
Re: strncpy and 'n' Anders Wegge Keller <wegge@wegge.dk> - 2012-02-16 18:57 +0100
Re: strncpy and 'n' "A. K." <akk@nospam.org> - 2012-02-16 19:27 +0100
Re: strncpy and 'n' Anders Wegge Keller <wegge@wegge.dk> - 2012-02-16 19:34 +0100
Re: strncpy and 'n' "A. K." <akk@nospam.org> - 2012-02-16 20:58 +0100
Re: strncpy and 'n' Keith Thompson <kst-u@mib.org> - 2012-02-16 10:01 -0800
Re: strncpy and 'n' Malcolm McLean <malcolm.mclean5@btinternet.com> - 2012-02-16 11:10 -0800
Re: strncpy and 'n' Keith Thompson <kst-u@mib.org> - 2012-02-16 14:20 -0800
Re: strncpy and 'n' Malcolm McLean <malcolm.mclean5@btinternet.com> - 2012-02-17 04:19 -0800
Re: strncpy and 'n' James Kuyper <jameskuyper@verizon.net> - 2012-02-17 10:04 -0500
Re: strncpy and 'n' Malcolm McLean <malcolm.mclean5@btinternet.com> - 2012-02-17 10:27 -0800
Re: strncpy and 'n' Malcolm McLean <malcolm.mclean5@btinternet.com> - 2012-02-17 11:22 -0800
Re: strncpy and 'n' James Kuyper <jameskuyper@verizon.net> - 2012-02-17 14:40 -0500
Re: strncpy and 'n' Malcolm McLean <malcolm.mclean5@btinternet.com> - 2012-02-18 02:17 -0800
Re: strncpy and 'n' jgk@panix.com (Joe keane) - 2012-02-19 20:04 +0000
Re: strncpy and 'n' Keith Thompson <kst-u@mib.org> - 2012-02-19 12:33 -0800
Re: strncpy and 'n' jgk@panix.com (Joe keane) - 2012-02-20 21:25 +0000
Re: strncpy and 'n' Keith Thompson <kst-u@mib.org> - 2012-02-20 14:46 -0800
Re: strncpy and 'n' Jorgen Grahn <grahn+nntp@snipabacken.se> - 2012-02-23 23:13 +0000
Re: strncpy and 'n' Keith Thompson <kst-u@mib.org> - 2012-02-23 16:20 -0800
Re: strncpy and 'n' Philip Lantz <prl@canterey.us> - 2012-02-25 00:26 -0800
Re: strncpy and 'n' pacman@kosh.dhis.org (Alan Curry) - 2012-02-26 01:34 +0000
Re: strncpy and 'n' Jorgen Grahn <grahn+nntp@snipabacken.se> - 2012-02-28 22:46 +0000
Re: strncpy and 'n' jgk@panix.com (Joe keane) - 2012-03-01 00:03 +0000
Re: strncpy and 'n' Jorgen Grahn <grahn+nntp@snipabacken.se> - 2012-03-01 12:03 +0000
Re: strncpy and 'n' James Kuyper <jameskuyper@verizon.net> - 2012-02-20 17:51 -0500
Re: strncpy and 'n' Shao Miller <sha0.miller@gmail.com> - 2012-02-20 18:14 -0500
Re: strncpy and 'n' pete <pfiland@mindspring.com> - 2012-02-20 23:16 -0500
Re: strncpy and 'n' Shao Miller <sha0.miller@gmail.com> - 2012-02-25 01:51 -0500
Re: strncpy and 'n' pete <pfiland@mindspring.com> - 2012-02-25 10:34 -0500
Re: strncpy and 'n' Rich Webb <bbew.ar@mapson.nozirev.ten> - 2012-02-20 19:09 -0500
Re: strncpy and 'n' Keith Thompson <kst-u@mib.org> - 2012-02-20 16:46 -0800
Re: strncpy and 'n' Rich Webb <bbew.ar@mapson.nozirev.ten> - 2012-02-20 20:48 -0500
Re: strncpy and 'n' Shao Miller <sha0.miller@gmail.com> - 2012-02-20 19:46 -0500
Re: strncpy and 'n' jgk@panix.com (Joe keane) - 2012-02-21 21:46 +0000
Re: strncpy and 'n' James Kuyper <jameskuyper@verizon.net> - 2012-02-21 17:15 -0500
Re: strncpy and 'n' Keith Thompson <kst-u@mib.org> - 2012-02-21 14:29 -0800
Re: strncpy and 'n' Malcolm McLean <malcolm.mclean5@btinternet.com> - 2012-02-22 01:15 -0800
Re: strncpy and 'n' jgk@panix.com (Joe keane) - 2012-02-23 00:02 +0000
Re: strncpy and 'n' Keith Thompson <kst-u@mib.org> - 2012-02-22 17:02 -0800
Re: strncpy and 'n' Markus Schaub <usenet@markus-schaub.de> - 2012-02-16 18:53 +0000
Re: strncpy and 'n' lawrence.jones@siemens.com - 2012-02-16 13:25 -0500
Re: strncpy and 'n' blp@cs.stanford.edu (Ben Pfaff) - 2012-02-16 11:18 -0800
Re: strncpy and 'n' Stephen Sprunk <stephen@sprunk.org> - 2012-02-16 13:29 -0600
Re: strncpy and 'n' Ike Naar <ike@iceland.freeshell.org> - 2012-02-16 22:45 +0000
Re: strncpy and 'n' ImpalerCore <jadill33@gmail.com> - 2012-02-16 11:32 -0800
Re: strncpy and 'n' Nick Keighley <nick_keighley_nospam@hotmail.com> - 2012-02-17 00:50 -0800
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