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Low latency local event flags
Replies: 2
by
jhamby » Wed Nov 22, 2023 12:31 pm
I'm pleased to report that VMS local event flags are low-latency enough to use to wake up an event loop thread more quickly than other mechanisms, as...
- 2 Replies
- 10514 Views
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Last post by pustovetov
Sat Nov 25, 2023 5:57 am
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varargs -> stdarg
Replies: 3
by
imiller » Fri Nov 17, 2023 8:31 am
As the C compiler release notes strongly recommends using stdarg instead of varargs then I thought I should have a look at my code that uses...
- 3 Replies
- 9831 Views
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Last post by imiller
Fri Nov 24, 2023 10:57 am
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Temp file frustration
Replies: 2
by
jhamby » Wed Nov 15, 2023 3:55 pm
I recently posted about an issue with redirecting stdout and stderr of a child process to a file. The suggestion I received was to open the file for...
- 2 Replies
- 8255 Views
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Last post by jhamby
Wed Nov 22, 2023 11:25 am
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More debugger woes...
Replies: 18
by
tlovern » Wed Oct 04, 2023 1:46 pm
debugger still doesn't evaluate local variables correctly....
simple code to illustrate the problem:
#include
#include
#include
#include...
- 18 Replies
- 38296 Views
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Last post by tlovern
Mon Nov 20, 2023 1:03 pm
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- 2 Replies
- 7051 Views
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Last post by tlovern
Sun Nov 19, 2023 12:24 pm
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- 7 Replies
- 10226 Views
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Last post by jreagan
Fri Nov 17, 2023 12:54 pm
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C on X86 : evaluation of expressions
Replies: 2
by
joukj » Mon Aug 07, 2023 8:14 am
Hi
I get the following:
rumba-jj) cc/vers
VSI C X7.4-785 (GEM 50X65) on OpenVMS x86_64 V9.2-1
rumba-jj) ty test.c
#define DBL_M...
- 2 Replies
- 7113 Views
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Last post by joukj
Thu Nov 16, 2023 1:53 am
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CXX and atomic instructions
Replies: 3
by
mberryman » Mon Nov 06, 2023 2:36 pm
What atomic instructions are available to the C++ compiler on x86? I've been using __ATOMIC_EXCH_LONG, __CMP_SWAP_LONG_ACQ, and similar.
- 3 Replies
- 6583 Views
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Last post by jreagan
Sun Nov 12, 2023 10:28 pm
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Replacing lib$spawn with vfork/execv
Replies: 3
by
jhamby » Mon Oct 30, 2023 10:04 pm
This is a continuation of something I'd been discussing on comp.os.vms, but the newsgroup has been taken over by spam lately, and this is probably a...
- 3 Replies
- 6491 Views
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Last post by jhamby
Wed Nov 01, 2023 3:22 pm
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- 16 Replies
- 14004 Views
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Last post by joukj
Mon Oct 23, 2023 4:46 am
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- 2 Replies
- 6928 Views
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Last post by jreagan
Mon Oct 16, 2023 9:07 pm
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- 9 Replies
- 10174 Views
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Last post by pocketprobe
Fri Oct 13, 2023 11:42 am
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CXX on X86 : stream.h missing
Replies: 5
by
joukj » Mon Jun 19, 2023 6:26 am
Hi I get a missing stream.h in C++ on X86 (On IA64 and AXP it just works)
rumba-jj) cxx/vers
clang version 10.0.1...
- 5 Replies
- 7937 Views
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Last post by jreagan
Thu Sep 28, 2023 3:43 pm
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- 3 Replies
- 5887 Views
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Last post by jreagan
Fri Sep 22, 2023 8:32 am
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- 3 Replies
- 15818 Views
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Last post by jreagan
Wed Sep 20, 2023 5:47 am
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- 8 Replies
- 6965 Views
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Last post by tlovern
Sat Sep 16, 2023 9:56 am
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- 4 Replies
- 6048 Views
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Last post by arne_v
Tue Sep 12, 2023 8:15 pm
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- 3 Replies
- 5713 Views
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Last post by mgdaniel
Fri Sep 08, 2023 7:26 pm
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CXX on X86 : missing align_val_t??
Replies: 5
by
joukj » Tue Jul 18, 2023 5:41 am
Hi ,
I get the following when linking a c++ program compiled with /standard=gnu17 (which I realy need):
link pdfdetach.obj,parseargs.obj,...
- 5 Replies
- 23712 Views
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Last post by joukj
Mon Sep 04, 2023 10:40 am
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- 3 Replies
- 18413 Views
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Last post by joukj
Mon Sep 04, 2023 7:29 am
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- 3 Replies
- 17311 Views
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Last post by joukj
Mon Sep 04, 2023 7:01 am
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C++ accidental expiration
Replies: 1
by
jreagan » Fri Sep 01, 2023 9:53 am
As of 1-SEP-2023, the C++ compiler now prints
$ cxx/version
This compiler has expired. Please contact VSI.
%SYSTEM-F-IVEXPDAT, invalid file...
- 1 Replies
- 16751 Views
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Last post by joukj
Mon Sep 04, 2023 6:57 am
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Some minor C/CXX questions
Replies: 4
by
mberryman » Sat Sep 02, 2023 1:42 pm
1. Will CXX/clang always continue to create only uppercase module names or will they eventually be changed to match what the C compiler does? This...
- 4 Replies
- 15959 Views
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Last post by mberryman
Sun Sep 03, 2023 7:14 pm
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C debugging issue (9.2-1, X86)
Replies: 9
by
tlovern » Mon Aug 14, 2023 3:20 pm
This is a weird one for me. I've brought over my debugger ini file, that I've used for probably 30 years without issue.
I compile a small working...
- 9 Replies
- 2320 Views
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Last post by jreagan
Thu Aug 24, 2023 7:00 pm
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- 6 Replies
- 1963 Views
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Last post by jreagan
Thu Aug 24, 2023 6:52 pm
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