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Groups > comp.lang.c > #60415

Re: Please critique my strdupf library

From Keith Thompson <kst-u@mib.org>
Newsgroups comp.lang.c
Subject Re: Please critique my strdupf library
Date 2015-04-19 07:52 -0700
Organization None to speak of
Message-ID <87h9scp3vn.fsf@kst-u.example.com> (permalink)
References <6df1a933-2ba8-41f6-a169-f622244f0b66@googlegroups.com>

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samuelallenalexander@gmail.com writes:
> Dear comp.lang.c,
>
> I wrote a tiny little library to implement "strdupf", now I don't know
> how I ever lived without it.  strdupf is like strdup, except it takes
> printf-style variadic format arguments instead of a single string
> argument.
>
> The library is here: https://github.com/semitrivial/mallocf
>
> Please critique the library, in particular I'm concerned about:
>
> * Portability: Have I accidentally relied on anything
>   implementation-dependent?
>
> * Correctness: Have I committed any glaring sins against C?
>
> * Style: Aside from my signature 2-space indents, have I committed any
>   stylistic sins?
>
> Is there anything you can see that would further improve the library?

This looks similar to asprintf() and vasprintf().  (They're GNU
extensions, not defined by the C or POSIX standards.  They're also
available under *BSD.)

Identifiers starting with str and a lowercase letter are reserved.  You
might consider calling it str_dupf.

-- 
Keith Thompson (The_Other_Keith) kst-u@mib.org  <http://www.ghoti.net/~kst>
Working, but not speaking, for JetHead Development, Inc.
"We must do something.  This is something.  Therefore, we must do this."
    -- Antony Jay and Jonathan Lynn, "Yes Minister"

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Thread

Please critique my strdupf library samuelallenalexander@gmail.com - 2015-04-19 01:34 -0700
  Re: Please critique my strdupf library Ian Collins <ian-news@hotmail.com> - 2015-04-19 20:46 +1200
    Re: Please critique my strdupf library samuelallenalexander@gmail.com - 2015-04-19 02:25 -0700
      Re: Please critique my strdupf library Ian Collins <ian-news@hotmail.com> - 2015-04-19 21:35 +1200
        Re: Please critique my strdupf library Keith Thompson <kst-u@mib.org> - 2015-04-19 07:44 -0700
          Re: Please critique my strdupf library samuelallenalexander@gmail.com - 2015-04-19 10:23 -0700
            Re: Please critique my strdupf library Morris Dovey <mrdovey@iedu.com> - 2015-04-19 13:09 -0500
      Re: Please critique my strdupf library fir <profesor.fir@gmail.com> - 2015-04-19 02:48 -0700
        Re: Please critique my strdupf library samuelallenalexander@gmail.com - 2015-04-19 03:42 -0700
  Re: Please critique my strdupf library fir <profesor.fir@gmail.com> - 2015-04-19 02:11 -0700
  Re: Please critique my strdupf library Ben Bacarisse <ben.usenet@bsb.me.uk> - 2015-04-19 11:11 +0100
    Re: Please critique my strdupf library samuelallenalexander@gmail.com - 2015-04-19 04:36 -0700
      Re: Please critique my strdupf library Johannes Bauer <dfnsonfsduifb@gmx.de> - 2015-04-19 15:41 +0200
        Re: Please critique my strdupf library samuelallenalexander@gmail.com - 2015-04-19 07:28 -0700
  Re: Please critique my strdupf library August Karlstrom <fusionfile@gmail.com> - 2015-04-19 12:12 +0200
  Re: Please critique my strdupf library Johannes Bauer <dfnsonfsduifb@gmx.de> - 2015-04-19 13:25 +0200
    Re: Please critique my strdupf library Ben Bacarisse <ben.usenet@bsb.me.uk> - 2015-04-19 13:32 +0100
  Re: Please critique my strdupf library Lőrinczy Zsigmond <nospam@for.me> - 2015-04-19 16:29 +0200
  Re: Please critique my strdupf library Keith Thompson <kst-u@mib.org> - 2015-04-19 07:52 -0700

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