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19 commits

Author SHA1 Message Date
Gareth Rees
65065bc8c4 Save and restore errno in signal handlers.
Ensure there are assertions on the results of all the libc functions
in protsgix.c and pthrdext.c.
2020-09-02 19:59:23 +01:00
Gareth Rees
f47c389a52 Fix indentation of second clause of license. 2020-08-30 10:13:06 +01:00
Gareth Rees
af0f431eda Use https: instead of http: when linking to the ravenbrook web site. 2020-08-30 10:13:03 +01:00
Gareth Rees
c13b7610d3 Set sa_restart flag when calling sigaction().
This ensures that if a mutator thread is blocked in a system call when
the MPS handles a signal, the system call will not fail with EINTR but
instead will be restarted.

Add a test case for the thread suspend and resume signals.
2020-08-30 09:23:35 +01:00
Peter Jackson
4de2606846 Publish licence updates in code directory.
Publish minor changes to readme and configure files in main directory.
Main directory and code directory licence texts are now fully updated.

Copied from Perforce
 Change: 196994
2020-06-11 17:05:40 +01:00
Gareth Rees
5faa229dd0 Change http to https for links to {info,www}.ravenbrook.com.
Copied from Perforce
 Change: 195719
2018-11-22 12:34:46 +00:00
Gareth Rees
7b754520fd Consistent order to prologue: include "mpm.h"; platform check; include other mps headers; include system headers; srcid.
Copied from Perforce
 Change: 194107
2018-06-23 11:31:57 +01:00
Gareth Rees
2b4ae16b87 Add discriminator to mutatorcontextstruct and implement mutatorcontextinitfault and mutatorcontextinitthread on posix/linux.
Copied from Perforce
 Change: 192577
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2016-10-14 12:39:50 +01:00
Gareth Rees
bcfbaaf3e4 Initialization and checking of mutatorcontext data structures.
New files prmcix.c and prmcxc.c avoid duplicated code.

Copied from Perforce
 Change: 192562
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2016-10-13 23:13:40 +01:00
Gareth Rees
1d65260d5b In protsgix.c, construct a mutatorcontext object and pass it to arenaaccess.
Copied from Perforce
 Change: 192550
 ServerID: perforce.ravenbrook.com
2016-10-13 20:12:32 +01:00
Gareth Rees
467f87ff38 Fix comments in the protection implementations (it looks as if these were copied and then not modified) and bring discussion of supported platforms up to date. add file guards where missing.
Copied from Perforce
 Change: 187313
 ServerID: perforce.ravenbrook.com
2014-10-21 15:10:42 +01:00
Gareth Rees
11b2de3519 Protgranularity is the same on all unixes, so only need one implementation.
Copied from Perforce
 Change: 186761
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2014-07-01 11:21:39 +01:00
Gareth Rees
a88b8bcfbc Fix build on freebsd.
Copied from Perforce
 Change: 186760
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2014-07-01 11:07:42 +01:00
Gareth Rees
643ab5a49a Improve clarity of product configuration so that names more explicitly indicate what they do:
* CONFIG_POLL_NONE (because the user-visible consequence is that polling is no longer supported; was CONFIG_PROTECTION_NONE).
* DISABLE_LOCKS (was THREAD_SINGLE).
* DISABLE_SHIELD (was THREAD_SINGLE && PROTECTION_NONE)
* DISABLE_REMEMBERED_SET (was PROTECTION_NONE)
When the shield is disabled, ArenaLeave asserts that there are no busy traces, and ArenaPoll is a no-op.
By having functions implemented using the corresponding macro, we can avoid duplicated code, and avoid testing DISABLE_SHIELD in global.c.
Remove all remaining references to MPS_PROD_EPCORE.

Copied from Perforce
 Change: 185176
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2014-04-02 15:48:57 +01:00
Richard Brooksby
2737a4c360 Responding to nb's review comments.
Copied from Perforce
 Change: 179457
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2012-09-12 23:00:33 +01:00
Richard Brooksby
4c51d72b56 Partial merge of branch/2012-07-23/cet-transform, excluding cet-specific parts.
Copied from Perforce
 Change: 179309
 ServerID: perforce.ravenbrook.com
2012-09-06 17:17:18 +01:00
Richard Brooksby
1d0b04ae97 Fixing warnings revealed by xcode (clang).
Copied from Perforce
 Change: 178898
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2012-08-11 09:30:24 +01:00
Richard Brooksby
0f4b6dc65d Removed support for old or dead platforms: osf/1, irix, mac system 7, sunos, windows nt on alpha, windows nt on powerpc.
See <https://github.com/datafueled/memory-pool-system/pull/3> for the origin of this change.

Copied from Perforce
 Change: 178872
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2012-08-08 19:02:57 +01:00
David Jones
d70be295ee Mps: protection for intel darwin. hopefully cross-platform.
Copied from Perforce
 Change: 161902
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2007-03-08 21:50:28 +00:00