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author | Eric S. Raymond <esr@thyrsus.com> | 2011-03-26 15:57:25 -0400 |
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committer | Eric S. Raymond <esr@thyrsus.com> | 2011-03-26 15:57:25 -0400 |
commit | 67146ae418f2308e3da0221ce2d74827c2dab7b7 (patch) | |
tree | 77264e5d0436359f627446c1f93a899820792729 /www | |
parent | 508f0d14817163182b03489edb4e0d8f12e51bc5 (diff) | |
download | gpsd-67146ae418f2308e3da0221ce2d74827c2dab7b7.tar.gz |
Startlingly, memcpy() is *less* of a problem for the seqlock than I thought.
Diffstat (limited to 'www')
-rw-r--r-- | www/hacking.html | 5 |
1 files changed, 0 insertions, 5 deletions
diff --git a/www/hacking.html b/www/hacking.html index 59c79116..dd794f05 100644 --- a/www/hacking.html +++ b/www/hacking.html @@ -562,11 +562,6 @@ on weird machines. The regression test should spot these.</p> an unusual set of data type widths, take a look at bits.h. We've tried to collect all the architecture dependencies here.</p> -<p>If you are porting to GCC on x64 Atom or any other compiler/machine -combination where you suspect memcpy(3) might be implemented by -reverse rather than forward copy, it may screw up the shared-memory -export. Read the comment about this in libgps_shm.c and beware.</p> - <h2 id="architecture">Architecture and how to hack it</h2> <p>There are two useful ways to think about the GPSD architecture. |