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| From | Keith Thompson <kst-u@mib.org> |
|---|---|
| Newsgroups | comp.lang.c |
| Subject | Re: Query abt union |
| Date | 2011-06-24 15:41 -0700 |
| Organization | None to speak of |
| Message-ID | <lnboxmdf83.fsf@nuthaus.mib.org> (permalink) |
| References | (2 earlier) <iu0g7a$b58$1@dont-email.me> <lnzkl8dqt2.fsf@nuthaus.mib.org> <iu2un1$ne7$1@nnrp.ngi.it> <lnk4cadhbs.fsf@nuthaus.mib.org> <iu3206$fsk$1@speranza.aioe.org> |
Edward Rutherford <edward.p.rutherford79@REMOVETHIS.gmail.com> writes:
> Keith Thompson wrote:
>> A function that is to strcpy() as strncat() is to strcat() would be
>> useful, and strncpy() would have been a good name for it. But there is
>> no such function in the standard library (thought it's easy enough to
>> roll your own), and the name strncpy() is already taken for this bizarre
>> thing.
>
> I think the function you're looking for is strlcpy(), present in most
> modern C distributions but easy enough to write oneself should it be
> absent. It helpfully returns the length of the source string, so you can
> use constructions like
>
> if(strlcpy(buf, src, sizeof buf) >= sizeof buf) {
> /* truncation happened */
> }
It's not necessarily what I'm looking for. What I really had in mind
for what strncpy() *should* have been is a function that's to strcpy()
exactly as strncat() is to strcat().
(Note that strlcpy() may well be *better* than any of strcpy(),
strncpy(), or what-strncpy-should-have-been().)
--
Keith Thompson (The_Other_Keith) kst-u@mib.org <http://www.ghoti.net/~kst>
Nokia
"We must do something. This is something. Therefore, we must do this."
-- Antony Jay and Jonathan Lynn, "Yes Minister"
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Query abt union "sumit.sharma" <nospam@nospam.com> - 2011-06-23 20:07 +0000
Re: Query abt union Ben Pfaff <blp@cs.stanford.edu> - 2011-06-23 13:18 -0700
Re: Query abt union Shao Miller <sha0.miller@gmail.com> - 2011-06-23 17:20 -0500
Re: Query abt union James Waldby <not@valid.invalid> - 2011-06-24 17:34 +0000
Re: Query abt union Shao Miller <sha0.miller@gmail.com> - 2011-06-24 14:42 -0400
Re: Query abt union James Waldby <not@valid.invalid> - 2011-06-24 21:13 +0000
Re: Query abt union Shao Miller <sha0.miller@gmail.com> - 2011-06-26 14:08 -0500
Re: Query abt union James Waldby <not@valid.invalid> - 2011-06-27 05:13 +0000
Re: Query abt union John Gordon <gordon@panix.com> - 2011-06-23 22:27 +0000
Re: Query abt union Lew Pitcher <lpitcher@teksavvy.com> - 2011-06-23 18:47 -0400
Re: Query abt union Shao Miller <sha0.miller@gmail.com> - 2011-06-23 17:54 -0500
Re: Query abt union Keith Thompson <kst-u@mib.org> - 2011-06-23 17:19 -0700
Re: Query abt union Joe Pfeiffer <pfeiffer@cs.nmsu.edu> - 2011-06-23 22:12 -0600
Re: Query abt union Keith Thompson <kst-u@mib.org> - 2011-06-23 22:32 -0700
Re: Query abt union Joe Pfeiffer <pfeiffer@cs.nmsu.edu> - 2011-06-24 08:51 -0600
Re: Query abt union Ben Bacarisse <ben.usenet@bsb.me.uk> - 2011-06-24 16:30 +0100
Re: Query abt union pete <pfiland@mindspring.com> - 2011-06-24 12:46 -0400
Re: Query abt union Joe Pfeiffer <pfeiffer@cs.nmsu.edu> - 2011-06-24 16:18 -0600
Re: Query abt union pozz <pozzugno@gmail.com> - 2011-06-24 23:14 +0200
Re: Query abt union John Gordon <gordon@panix.com> - 2011-06-24 21:37 +0000
Re: Query abt union Shao Miller <sha0.miller@gmail.com> - 2011-06-26 14:28 -0500
Re: Query abt union Keith Thompson <kst-u@mib.org> - 2011-06-24 14:56 -0700
Re: Query abt union Edward Rutherford <edward.p.rutherford79@REMOVETHIS.gmail.com> - 2011-06-24 22:10 +0000
Re: Query abt union Keith Thompson <kst-u@mib.org> - 2011-06-24 15:41 -0700
Re: Query abt union pete <pfiland@mindspring.com> - 2011-06-25 10:33 -0400
Re: Query abt union pete <pfiland@mindspring.com> - 2011-06-25 15:30 -0400
Re: Query abt union Shao Miller <sha0.miller@gmail.com> - 2011-06-26 14:12 -0500
Re: Query abt union Joe Pfeiffer <pfeiffer@cs.nmsu.edu> - 2011-06-23 17:13 -0600
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