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bug#12446: port better to POSIX hosts lacking _setjmp
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From: |
Paul Eggert |
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Subject: |
bug#12446: port better to POSIX hosts lacking _setjmp |
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Date: |
Fri, 14 Sep 2012 14:28:23 -0700 |
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User-agent: |
Mozilla/5.0 (X11; Linux x86_64; rv:15.0) Gecko/20120828 Thunderbird/15.0 |
On 09/14/2012 01:30 PM, Eli Zaretskii wrote:
> Why not simply switch to using
> ANSI- and Posix-standard setjmp/longjmp?
Because longjmp might alter the signal mask,
and it might not. POSIX doesn't say either way,
platforms differ in this respect, and the
differences can mess things up and slow things down.
This is why Emacs uses _longjmp now, on GNU and
POSIXish platforms.
- bug#12446: port better to POSIX hosts lacking _setjmp, Paul Eggert, 2012/09/14
- bug#12446: port better to POSIX hosts lacking _setjmp, Eli Zaretskii, 2012/09/14
- bug#12446: port better to POSIX hosts lacking _setjmp,
Paul Eggert <=
- bug#12446: port better to POSIX hosts lacking _setjmp, Paul Eggert, 2012/09/15
- bug#12446: port better to POSIX hosts lacking _setjmp, Eli Zaretskii, 2012/09/15
- bug#12446: port better to POSIX hosts lacking _setjmp, Paul Eggert, 2012/09/15
- bug#12446: port better to POSIX hosts lacking _setjmp, Eli Zaretskii, 2012/09/15
- bug#12446: port better to POSIX hosts lacking _setjmp, Paul Eggert, 2012/09/15
- bug#12446: port better to POSIX hosts lacking _setjmp, Eli Zaretskii, 2012/09/15
- bug#12446: port better to POSIX hosts lacking _setjmp, Paul Eggert, 2012/09/15
- bug#12446: port better to POSIX hosts lacking _setjmp, Eli Zaretskii, 2012/09/15
- bug#12446: port better to POSIX hosts lacking _setjmp, Paul Eggert, 2012/09/15
- bug#12446: port better to POSIX hosts lacking _setjmp, Eli Zaretskii, 2012/09/15