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Re: Compiling and linking code from different places in the file system

From David Brown <david.brown@hesbynett.no>
Newsgroups comp.lang.c
Subject Re: Compiling and linking code from different places in the file system
Date 2018-03-10 18:35 +0100
Organization A noiseless patient Spider
Message-ID <p8150c$bg2$1@dont-email.me> (permalink)
References (14 earlier) <2c91fbad-d3aa-40b7-88a7-124845c1201f@googlegroups.com> <lnefkue814.fsf@kst-u.example.com> <748d0aaa-e82a-4437-b6bd-f70e69c82904@googlegroups.com> <p7tid4$fmm$1@dont-email.me> <56b524f9-afaf-4ffa-b9f4-25c762cbf9c4@googlegroups.com>

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On 09/03/18 21:09, supercat@casperkitty.com wrote:
> On Friday, March 9, 2018 at 2:59:27 AM UTC-6, David Brown wrote:
>> Other implementations that support C99 in the compiler, support it in
>> the library.
> 
> Freestanding implementations don't always have a version of printf-style
> functions that would be suitable for every application's purposes.  If
> an application uses its own functions for variadic formatting (whether
> called printf or something else) it may get tripped up by such issues,
> though in different ways from printf.
> 
> Given that the Standard does not allow variadic functions when no prototype
> is visible, many such issues could have been alleviated by having a means
> by which a variadic function's prototype could explicitly specify what types
> of arguments it can accept.  A variadic function that does not accept any
> types of integer arguments other than int64_t and uint64_t would be a little
> less efficient than one which can accept smaller arguments, but could be
> safely passed things like ptrdiff_t in the same manner as any other integer
> type.
> 
>> Embedded toolchains for small systems might optionally have library
>> versions that are missing features so that the library code is smaller.
>>   This usually means printf functions without floating point support, but
>> they may also omit 64-bit integer support.
> 
> Many embedded toolchains would be considered freestanding implementations,
> and as such the Standard imposes no requirements on any library that might
> be bundled with them, beyond those the compiler itself might use when
> evaluating operators that don't map to CPU instructions [e.g. integer
> division or floating-point math] which would be required to behave like
> the operators in question.
> 

Your ideas about embedded toolchains are as fantastical as your ideas 
about the standards and about other C implementations.

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Compiling and linking code from different places in the file system James Harris <james.harris.1@gmail.com> - 2018-03-01 14:40 +0000
  Re: Compiling and linking code from different places in the file system bartc <bc@freeuk.com> - 2018-03-01 14:55 +0000
    Re: Compiling and linking code from different places in the file system James Harris <james.harris.1@gmail.com> - 2018-03-02 21:05 +0000
      Re: Compiling and linking code from different places in the file system bartc <bc@freeuk.com> - 2018-03-03 01:18 +0000
        Re: Compiling and linking code from different places in the file system James Harris <james.harris.1@gmail.com> - 2018-03-09 01:03 +0000
      Re: Compiling and linking code from different places in the file system Steven Petruzzellis <frelwizzen@gmail.com> - 2018-03-02 22:37 -0800
      Re: Compiling and linking code from different places in the file system James Harris <james.harris.1@gmail.com> - 2018-03-09 01:23 +0000
  Re: Compiling and linking code from different places in the file system "James R. Kuyper" <jameskuyper@verizon.net> - 2018-03-01 11:11 -0500
    Re: Compiling and linking code from different places in the file system "James R. Kuyper" <jameskuyper@verizon.net> - 2018-03-01 13:51 -0500
      Re: Compiling and linking code from different places in the file system Steven Petruzzellis <frelwizzen@gmail.com> - 2018-03-01 11:02 -0800
    Re: Compiling and linking code from different places in the file system James Harris <james.harris.1@gmail.com> - 2018-03-03 09:48 +0000
      Re: Compiling and linking code from different places in the file system Steven Petruzzellis <frelwizzen@gmail.com> - 2018-03-03 04:06 -0800
        Re: Compiling and linking code from different places in the file system Steven Petruzzellis <frelwizzen@gmail.com> - 2018-03-03 05:24 -0800
          Re: Compiling and linking code from different places in the file system Steven Petruzzellis <frelwizzen@gmail.com> - 2018-03-03 06:43 -0800
    Re: Compiling and linking code from different places in the file system supercat@casperkitty.com - 2018-03-06 13:51 -0800
  Re: Compiling and linking code from different places in the file system Jorgen Grahn <grahn+nntp@snipabacken.se> - 2018-03-01 22:46 +0000
    Re: Compiling and linking code from different places in the file system Steven Petruzzellis <frelwizzen@gmail.com> - 2018-03-01 15:27 -0800
    Re: Compiling and linking code from different places in the file system James Harris <james.harris.1@gmail.com> - 2018-03-03 12:25 +0000
      Re: Compiling and linking code from different places in the file system Steven Petruzzellis <frelwizzen@gmail.com> - 2018-03-03 04:53 -0800
      Re: Compiling and linking code from different places in the file system bartc <bc@freeuk.com> - 2018-03-03 15:32 +0000
        Re: Compiling and linking code from different places in the file system Steven Petruzzellis <frelwizzen@gmail.com> - 2018-03-03 08:02 -0800
        Re: Compiling and linking code from different places in the file system Jorgen Grahn <grahn+nntp@snipabacken.se> - 2018-03-04 07:52 +0000
        Re: Compiling and linking code from different places in the file system James Harris <james.harris.1@gmail.com> - 2018-03-04 08:43 +0000
          Re: Compiling and linking code from different places in the file system Jorgen Grahn <grahn+nntp@snipabacken.se> - 2018-03-05 07:58 +0000
            Re: Compiling and linking code from different places in the file system James Harris <james.harris.1@gmail.com> - 2018-03-06 21:37 +0000
              Re: Compiling and linking code from different places in the file system Jorgen Grahn <grahn+nntp@snipabacken.se> - 2018-03-07 21:02 +0000
          Re: Compiling and linking code from different places in the file system bartc <bc@freeuk.com> - 2018-03-05 15:29 +0000
            Re: Compiling and linking code from different places in the file system James Harris <james.harris.1@gmail.com> - 2018-03-07 04:54 +0000
              Re: Compiling and linking code from different places in the file system Robert Wessel <robertwessel2@yahoo.com> - 2018-03-07 00:33 -0600
                Re: Compiling and linking code from different places in the file system James Harris <james.harris.1@gmail.com> - 2018-03-07 09:55 +0000
      Re: Compiling and linking code from different places in the file system Jorgen Grahn <grahn+nntp@snipabacken.se> - 2018-03-04 07:39 +0000
        Re: Compiling and linking code from different places in the file system Malcolm McLean <malcolm.arthur.mclean@gmail.com> - 2018-03-07 05:00 -0800
          Re: Compiling and linking code from different places in the file system bartc <bc@freeuk.com> - 2018-03-07 14:09 +0000
            Re: Compiling and linking code from different places in the file system Ben Bacarisse <ben.usenet@bsb.me.uk> - 2018-03-07 14:26 +0000
              Re: Compiling and linking code from different places in the file system bartc <bc@freeuk.com> - 2018-03-07 16:35 +0000
                Re: Compiling and linking code from different places in the file system supercat@casperkitty.com - 2018-03-07 09:32 -0800
                Re: Compiling and linking code from different places in the file system Keith Thompson <kst-u@mib.org> - 2018-03-07 10:11 -0800
                Re: Compiling and linking code from different places in the file system supercat@casperkitty.com - 2018-03-07 11:12 -0800
                Re: Compiling and linking code from different places in the file system Keith Thompson <kst-u@mib.org> - 2018-03-07 12:01 -0800
                Re: Compiling and linking code from different places in the file system supercat@casperkitty.com - 2018-03-07 15:43 -0800
                Re: Compiling and linking code from different places in the file system Keith Thompson <kst-u@mib.org> - 2018-03-07 19:18 -0800
                Re: Compiling and linking code from different places in the file system supercat@casperkitty.com - 2018-03-08 09:59 -0800
                Re: Compiling and linking code from different places in the file system Keith Thompson <kst-u@mib.org> - 2018-03-08 10:28 -0800
                Re: Compiling and linking code from different places in the file system supercat@casperkitty.com - 2018-03-08 13:36 -0800
                Re: Compiling and linking code from different places in the file system bartc <bc@freeuk.com> - 2018-03-08 21:47 +0000
                Re: Compiling and linking code from different places in the file system supercat@casperkitty.com - 2018-03-08 15:03 -0800
                Re: Compiling and linking code from different places in the file system David Brown <david.brown@hesbynett.no> - 2018-03-09 09:59 +0100
                Re: Compiling and linking code from different places in the file system supercat@casperkitty.com - 2018-03-09 10:33 -0800
                Re: Compiling and linking code from different places in the file system Keith Thompson <kst-u@mib.org> - 2018-03-09 12:27 -0800
                Re: Compiling and linking code from different places in the file system scott@slp53.sl.home (Scott Lurndal) - 2018-03-09 20:48 +0000
                Re: Compiling and linking code from different places in the file system supercat@casperkitty.com - 2018-03-09 13:31 -0800
                Re: Compiling and linking code from different places in the file system David Brown <david.brown@hesbynett.no> - 2018-03-10 18:31 +0100
                Re: Compiling and linking code from different places in the file system Robert Wessel <robertwessel2@yahoo.com> - 2018-03-10 13:22 -0600
                Re: Compiling and linking code from different places in the file system Jorgen Grahn <grahn+nntp@snipabacken.se> - 2018-03-10 19:15 +0000
                Re: Compiling and linking code from different places in the file system supercat@casperkitty.com - 2018-03-09 13:28 -0800
                Re: Compiling and linking code from different places in the file system Keith Thompson <kst-u@mib.org> - 2018-03-09 14:13 -0800
                Re: Compiling and linking code from different places in the file system supercat@casperkitty.com - 2018-03-09 14:45 -0800
                Re: Compiling and linking code from different places in the file system David Brown <david.brown@hesbynett.no> - 2018-03-10 17:39 +0100
                Re: Compiling and linking code from different places in the file system Jorgen Grahn <grahn+nntp@snipabacken.se> - 2018-03-10 19:00 +0000
                Re: Compiling and linking code from different places in the file system supercat@casperkitty.com - 2018-03-12 08:26 -0700
                Re: Compiling and linking code from different places in the file system David Brown <david.brown@hesbynett.no> - 2018-03-12 17:06 +0100
                Re: Compiling and linking code from different places in the file system supercat@casperkitty.com - 2018-03-12 10:23 -0700
                Re: Compiling and linking code from different places in the file system scott@slp53.sl.home (Scott Lurndal) - 2018-03-12 18:42 +0000
                Re: Compiling and linking code from different places in the file system supercat@casperkitty.com - 2018-03-12 12:20 -0700
                Re: Compiling and linking code from different places in the file system scott@slp53.sl.home (Scott Lurndal) - 2018-03-12 20:27 +0000
                Re: Compiling and linking code from different places in the file system supercat@casperkitty.com - 2018-03-12 14:12 -0700
                Re: Compiling and linking code from different places in the file system David Brown <david.brown@hesbynett.no> - 2018-03-13 11:12 +0100
                Re: Compiling and linking code from different places in the file system Keith Thompson <kst-u@mib.org> - 2018-03-12 09:23 -0700
                Re: Compiling and linking code from different places in the file system supercat@casperkitty.com - 2018-03-12 10:38 -0700
                Re: Compiling and linking code from different places in the file system David Kleinecke <dkleinecke@gmail.com> - 2018-03-12 11:41 -0700
                Re: Compiling and linking code from different places in the file system supercat@casperkitty.com - 2018-03-12 12:10 -0700
                Re: Compiling and linking code from different places in the file system supercat@casperkitty.com - 2018-03-09 12:09 -0800
                Re: Compiling and linking code from different places in the file system scott@slp53.sl.home (Scott Lurndal) - 2018-03-09 20:46 +0000
                Re: Compiling and linking code from different places in the file system David Brown <david.brown@hesbynett.no> - 2018-03-10 18:35 +0100
                Re: Compiling and linking code from different places in the file system supercat@casperkitty.com - 2018-03-12 08:54 -0700
                Re: Compiling and linking code from different places in the file system David Brown <david.brown@hesbynett.no> - 2018-03-13 08:39 +0100
                Re: Compiling and linking code from different places in the file system Tim Rentsch <txr@alumni.caltech.edu> - 2018-03-17 11:03 -0700
                Re: Compiling and linking code from different places in the file system James Harris <james.harris.1@gmail.com> - 2018-03-11 07:37 +0000
                Re: Compiling and linking code from different places in the file system David Kleinecke <dkleinecke@gmail.com> - 2018-03-11 14:22 -0700
                Re: Compiling and linking code from different places in the file system Spiros Bousbouras <spibou@gmail.com> - 2018-03-11 21:48 +0000
                Re: Compiling and linking code from different places in the file system David Kleinecke <dkleinecke@gmail.com> - 2018-03-11 17:50 -0700
                Re: Compiling and linking code from different places in the file system Keith Thompson <kst-u@mib.org> - 2018-03-11 15:54 -0700
                Re: Compiling and linking code from different places in the file system supercat@casperkitty.com - 2018-03-12 09:38 -0700
                Re: Compiling and linking code from different places in the file system David Brown <david.brown@hesbynett.no> - 2018-03-08 10:48 +0100
                Re: Compiling and linking code from different places in the file system Keith Thompson <kst-u@mib.org> - 2018-03-08 09:58 -0800
                Re: Compiling and linking code from different places in the file system David Brown <david.brown@hesbynett.no> - 2018-03-08 22:03 +0100
                Re: Compiling and linking code from different places in the file system Keith Thompson <kst-u@mib.org> - 2018-03-08 13:55 -0800
                Re: Compiling and linking code from different places in the file system Spiros Bousbouras <spibou@gmail.com> - 2018-03-08 22:38 +0000
                Re: Compiling and linking code from different places in the file system Keith Thompson <kst-u@mib.org> - 2018-03-08 15:03 -0800
                Re: Compiling and linking code from different places in the file system Spiros Bousbouras <spibou@gmail.com> - 2018-03-08 23:15 +0000
                Re: Compiling and linking code from different places in the file system Tim Rentsch <txr@alumni.caltech.edu> - 2018-03-17 10:44 -0700
                Re: Compiling and linking code from different places in the file system Steven Petruzzellis <frelwizzen@gmail.com> - 2018-03-18 03:47 -0700
                Re: Compiling and linking code from different places in the file system David Brown <david.brown@hesbynett.no> - 2018-03-09 10:10 +0100
                Re: Compiling and linking code from different places in the file system Keith Thompson <kst-u@mib.org> - 2018-03-09 10:10 -0800
                Re: Compiling and linking code from different places in the file system jameskuyper@verizon.net - 2018-03-08 14:21 -0800
                Re: Compiling and linking code from different places in the file system Keith Thompson <kst-u@mib.org> - 2018-03-08 15:10 -0800
                Re: Compiling and linking code from different places in the file system David Brown <david.brown@hesbynett.no> - 2018-03-09 10:13 +0100
                Re: Compiling and linking code from different places in the file system Keith Thompson <kst-u@mib.org> - 2018-03-09 10:10 -0800
                Re: Compiling and linking code from different places in the file system David Brown <david.brown@hesbynett.no> - 2018-03-08 10:28 +0100
                Re: Compiling and linking code from different places in the file system supercat@casperkitty.com - 2018-03-08 10:28 -0800
                Re: Compiling and linking code from different places in the file system David Brown <david.brown@hesbynett.no> - 2018-03-08 22:17 +0100
                Re: Compiling and linking code from different places in the file system Keith Thompson <kst-u@mib.org> - 2018-03-08 13:26 -0800
  Re: Compiling and linking code from different places in the file system "Pascal J. Bourguignon" <pjb@informatimago.com> - 2018-03-14 13:39 +0100

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