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Re: Automatic strings without malloc

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From Keith Thompson <Keith.S.Thompson+u@gmail.com>
Newsgroups comp.lang.c
Subject Re: Automatic strings without malloc
Date Wed, 17 Nov 2021 11:14:30 -0800
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pozz <pozzugno@gmail.com> writes:
> Many times I need to construct a string through a call to sprintf and
> pass it to an external function.
>
>   char s[32];
>   sprintf(s, "Hi %s, today is %d/%d/%d", yourname, day, month, year);
>   lcd_write(s);

I presume that lcd_write() doesn't retain the address passed to it, so the
display won't be messed up when the array object s ceases to exist.

-- 
Keith Thompson (The_Other_Keith) Keith.S.Thompson+u@gmail.com
Working, but not speaking, for Philips
void Void(void) { Void(); } /* The recursive call of the void */

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Automatic strings without malloc pozz <pozzugno@gmail.com> - 2021-11-17 11:36 +0100
  Re: Automatic strings without malloc pozz <pozzugno@gmail.com> - 2021-11-17 11:38 +0100
  Re: Automatic strings without malloc Malcolm McLean <malcolm.arthur.mclean@gmail.com> - 2021-11-17 03:00 -0800
  Re: Automatic strings without malloc David Brown <david.brown@hesbynett.no> - 2021-11-17 12:04 +0100
    Re: Automatic strings without malloc Manfred <noname@add.invalid> - 2021-11-17 18:19 +0100
      Re: Automatic strings without malloc David Brown <david.brown@hesbynett.no> - 2021-11-17 20:34 +0100
    Re: Automatic strings without malloc pozz <pozzugno@gmail.com> - 2021-11-18 10:07 +0100
  Re: Automatic strings without malloc Thiago Adams <thiago.adams@gmail.com> - 2021-11-17 05:11 -0800
    Re: Automatic strings without malloc Philipp Klaus Krause <pkk@spth.de> - 2021-11-18 15:29 +0100
  Re: Automatic strings without malloc Bart <bc@freeuk.com> - 2021-11-17 13:47 +0000
  Re: Automatic strings without malloc scott@slp53.sl.home (Scott Lurndal) - 2021-11-17 15:34 +0000
    Re: Automatic strings without malloc Malcolm McLean <malcolm.arthur.mclean@gmail.com> - 2021-11-17 07:36 -0800
      Re: Automatic strings without malloc David Brown <david.brown@hesbynett.no> - 2021-11-17 16:56 +0100
        Re: Automatic strings without malloc scott@slp53.sl.home (Scott Lurndal) - 2021-11-17 18:21 +0000
          Re: Automatic strings without malloc David Brown <david.brown@hesbynett.no> - 2021-11-17 20:37 +0100
            Re: Automatic strings without malloc scott@slp53.sl.home (Scott Lurndal) - 2021-11-17 21:35 +0000
              Re: Automatic strings without malloc Thiago Adams <thiago.adams@gmail.com> - 2021-11-19 05:38 -0800
                Re: Automatic strings without malloc Malcolm McLean <malcolm.arthur.mclean@gmail.com> - 2021-11-19 07:13 -0800
            Re: Automatic strings without malloc William Ahern <william@25thandClement.com> - 2021-11-17 20:46 -0800
              Re: Automatic strings without malloc David Brown <david.brown@hesbynett.no> - 2021-11-18 10:50 +0100
                Re: Automatic strings without malloc Malcolm McLean <malcolm.arthur.mclean@gmail.com> - 2021-11-18 03:56 -0800
                Re: Automatic strings without malloc Thiago Adams <thiago.adams@gmail.com> - 2021-11-18 05:54 -0800
                Re: Automatic strings without malloc Ben Bacarisse <ben.usenet@bsb.me.uk> - 2021-11-18 16:38 +0000
                Re: Automatic strings without malloc Thiago Adams <thiago.adams@gmail.com> - 2021-11-18 10:52 -0800
                Re: Automatic strings without malloc Keith Thompson <Keith.S.Thompson+u@gmail.com> - 2021-11-18 11:27 -0800
                Re: Automatic strings without malloc Ben Bacarisse <ben.usenet@bsb.me.uk> - 2021-11-18 20:41 +0000
                Re: Automatic strings without malloc David Brown <david.brown@hesbynett.no> - 2021-11-18 16:05 +0100
        Re: Automatic strings without malloc Keith Thompson <Keith.S.Thompson+u@gmail.com> - 2021-11-17 11:22 -0800
          Re: Automatic strings without malloc David Brown <david.brown@hesbynett.no> - 2021-11-17 20:39 +0100
            Re: Automatic strings without malloc Keith Thompson <Keith.S.Thompson+u@gmail.com> - 2021-11-17 15:18 -0800
              [OT] Generally... [Was: Automatic strings without malloc] Jeremy Brubaker <jbrubake@orionarts.invalid> - 2021-11-18 17:46 +0000
                Re: [OT] Generally... [Was: Automatic strings without malloc] Keith Thompson <Keith.S.Thompson+u@gmail.com> - 2021-11-18 11:21 -0800
  Re: Automatic strings without malloc Keith Thompson <Keith.S.Thompson+u@gmail.com> - 2021-11-17 11:14 -0800
    Re: Automatic strings without malloc pozz <pozzugno@gmail.com> - 2021-11-18 10:08 +0100
  Re: Automatic strings without malloc Siri Cruise <chine.bleu@yahoo.com> - 2021-11-18 12:25 -0800
    Re: Automatic strings without malloc David Brown <david.brown@hesbynett.no> - 2021-11-18 23:19 +0100
      Re: Automatic strings without malloc Siri Cruise <chine.bleu@yahoo.com> - 2021-11-18 17:22 -0800
        Re: Automatic strings without malloc Malcolm McLean <malcolm.arthur.mclean@gmail.com> - 2021-11-19 01:46 -0800
          Re: Automatic strings without malloc David Brown <david.brown@hesbynett.no> - 2021-11-19 17:29 +0100
        Re: Automatic strings without malloc David Brown <david.brown@hesbynett.no> - 2021-11-19 17:26 +0100
          Re: Automatic strings without malloc Siri Cruise <chine.bleu@yahoo.com> - 2021-11-19 09:00 -0800
            Re: Automatic strings without malloc David Brown <david.brown@hesbynett.no> - 2021-11-19 18:25 +0100
              Re: Automatic strings without malloc "Chris M. Thomasson" <chris.m.thomasson.1@gmail.com> - 2021-11-19 14:58 -0800
            Re: Automatic strings without malloc Guillaume <message@bottle.org> - 2021-11-19 19:37 +0100
          Re: Automatic strings without malloc "Chris M. Thomasson" <chris.m.thomasson.1@gmail.com> - 2021-11-19 12:34 -0800
            Re: Automatic strings without malloc Malcolm McLean <malcolm.arthur.mclean@gmail.com> - 2021-11-19 13:44 -0800
              Re: Automatic strings without malloc David Brown <david.brown@hesbynett.no> - 2021-11-20 13:30 +0100
                Re: Automatic strings without malloc luser droog <luser.droog@gmail.com> - 2021-11-20 20:49 -0800

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