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2010-02-24 * Disable fsync() in SQLite if the fsync-metadata option is set toEelco Dolstra2-8/+7
false. * Change the default for `fsync-metadata' to true. * Disable `fsync-metadata' in `make check'.
2010-02-24 * Do registerValidPaths() in one transaction, which is much faster.Eelco Dolstra1-29/+9
E.g. it cuts the runtime of the referrers test from 50s to 23s.
2010-02-24 * ADDITIONAL_NETWORK_LIBS -> LIBS.Eelco Dolstra1-2/+1
2010-02-24 * Add ${sqlite_lib} everywhere. Just adding it in `libstore' doesn'tEelco Dolstra1-1/+1
work on x86_64 when sqlite is compiled statically.
2010-02-24 * Use normal (rather than full) synchronous mode, which I gather fromEelco Dolstra1-0/+4
the description at http://www.sqlite.org/atomiccommit.html should be safe enough.
2010-02-23 (no commit message)Eelco Dolstra1-1/+1
2010-02-23 * configure: flag --with-sqlite.Eelco Dolstra1-2/+3
2010-02-22 (no commit message)Eelco Dolstra1-4/+0
2010-02-22 * The database needs a trigger to get rid of self-references toEelco Dolstra2-2/+20
prevent a foreign key constraint violation on the Refs table when deleting a path.
2010-02-22 * Get derivation outputs from the database instead of the .drv file,Eelco Dolstra7-8/+46
which requires more I/O.
2010-02-22 * Revert r19650 (implement gc-keep-outputs by looking for derivationsEelco Dolstra5-74/+34
with the same name as the output) and instead use the DerivationOutputs table in the database, which is the correct way to to do things.
2010-02-22 * Put the derivation outputs in the database. This is useful for theEelco Dolstra3-2/+35
garbage collector.
2010-02-19 * Foreign key support in SQLite is not a persistent setting, so enableEelco Dolstra3-5/+22
it at startup. * Implement negative caching. Now `make check' passes.
2010-02-19 * Implement more stuff.Eelco Dolstra2-52/+50
2010-02-19 * Implement registerValidPath().Eelco Dolstra3-112/+96
2010-02-18 * Implemented queryValidPaths() and verifyStore().Eelco Dolstra1-117/+34
2010-02-18 * Implemented queryReferrers().Eelco Dolstra2-32/+19
2010-02-18 * Implement queryPathInfo().Eelco Dolstra2-51/+49
2010-02-18 * Implement isValidPath().Eelco Dolstra2-159/+100
2010-02-18 * Automatically abort transactions if they go out of scope withoutEelco Dolstra1-6/+37
committing.
2010-02-18 * Some wrapper objects to ensure that SQLite objects are properlyEelco Dolstra2-49/+109
destroyed.
2010-02-18 * Add the deriver to the ValidPaths table. In principle we could nowEelco Dolstra2-13/+21
store all the derivers of a path efficiently. But that opens a big can of worms with respect to garbage collector semantics.
2010-02-18 * Assign an integer id to every row in the ValidPaths table in orderEelco Dolstra2-14/+25
to make the Refs table more space-efficient. For instance, this reduces the size of the database on my laptop from 93 MiB to 18 MiB. (It was 72 MiB with the old schema on an ext3 disk with a 1 KiB block size.)
2010-02-18 * Convert the Nix database to SQLite.Eelco Dolstra4-13/+146
2010-02-03 * Revert r19797, and use a simpler solution: just don't monitor buildEelco Dolstra3-24/+21
hooks for silence. It's unnecessary because the remote nix-store command is already monitoring the real build.
2010-02-03 * While waiting for a lock, print a sign of life every 5 minutes.Eelco Dolstra2-3/+14
This prevents remote builders from being killed by the `max-silent-time' inactivity monitor while they are waiting for a long garbage collection to finish. This happens fairly often in the Hydra build farm.
2010-02-02 * Remove most Cygwin-specific code. Cygwin 1.7 implements advisoryEelco Dolstra3-100/+5
POSIX locks, and simulates Unix-style file deletion semantics sufficiently. Note that this means that Nix won't work on Cygwin 1.5 anymore.
2010-01-29 * Added an option "fsync-metadata" to fsync() changes toEelco Dolstra3-11/+22
/nix/var/nix/db. * Removed the function writeStringToFile since it does (almost) the same thing as writeFile.
2010-01-29 * Don't consider a store path valid if its info file exists but isEelco Dolstra1-4/+36
zero bytes long. That makes Nix more robust in case of crashes (especially on ext4).
2010-01-25 * Made `nix-store -qR --include-outputs' much faster if there areEelco Dolstra2-3/+11
multiple paths specified on the command line (from O(n * m) to O(n + m), where n is the number of arguments and m is the size of the closure).
2010-01-25 * Make the garbage collector do the right thing when `gc-keep-outputs'Eelco Dolstra4-18/+90
is enabled by not depending on the deriver.
2009-12-17 * Include config.h before the C library headers, because it definesEelco Dolstra1-2/+2
_FILE_OFFSET_BITS=64. Without it, functions like stat() fail on large file sizes. This happened with a Nix store on squashfs: $ nix-store --dump /tmp/mnt/46wzqnk4cbdwh1dclhrpqnnz1icak6n7-local-net-cmds > /dev/null error: getting attributes of path `/tmp/mnt/46wzqnk4cbdwh1dclhrpqnnz1icak6n7-local-net-cmds': Value too large for defined data type $ stat /tmp/mnt/46wzqnk4cbdwh1dclhrpqnnz1icak6n7-local-net-cmds File: `/tmp/mnt/46wzqnk4cbdwh1dclhrpqnnz1icak6n7-local-net-cmds' Size: 0 Blocks: 36028797018963968 IO Block: 1024 regular empty file (This is a bug in squashfs or mksquashfs, but it shouldn't cause Nix to fail.)
2009-12-16 * Build correctly against newer ATerm releases. Fixes "error: 'union'Eelco Dolstra1-1/+1
tag used in naming 'struct _ATerm'".
2009-12-09 * Give a better error message when trying to build something andEelco Dolstra1-0/+6
readOnlyMode is set.
2009-11-24 * Randomise the order in which we delete entries to make the collectorEelco Dolstra1-2/+10
less biased towards deleting paths that come alphabetically first (e.g. /nix/store/000...). This matters when using --max-freed etc.
2009-11-23 (no commit message)Eelco Dolstra1-0/+5
2009-11-23 * `nix-store --gc --print-roots': also print the path of the actualEelco Dolstra2-10/+0
root symlink, not just its target. E.g.: /nix/var/nix/profiles/system-99-link -> /nix/store/76kwf88657nq7wgk1hx3l1z5q91zb9wd-system
2009-11-23 * Made the garbage collector a lot faster. It no longer computes theEelco Dolstra2-166/+168
complete set of live and dead paths before starting the actual deletion, but determines liveness on demand. I.e. for any path in the store, it first tries to delete all the referrers, and then the path itself. This means that the collector can start deleting paths almost immediately.
2009-11-20 * Remove the --use-atime / --max-atime garbage collector flags. ManyEelco Dolstra4-151/+8
(Linux) machines no longer maintain the atime because it's too expensive, and on the machines where --use-atime is useful (like the buildfarm), reading the atimes on the entire Nix store takes way too much time to make it practical.
2009-11-06 * Remove support for old (before Nix 0.12pre12020) databases.Eelco Dolstra5-692/+15
2009-10-22 * When building in a chroot, make a copy of a file if hard-linkingEelco Dolstra1-2/+13
fails. This is likely to happen after a `nix-store --optimise', because some files may have 32000 links (NIX-111).
2009-10-22 * Remove a prototype for a function that no longer exists.Eelco Dolstra1-3/+0
2009-10-08 Added optional parameter which adds -lnsl -lsocket to make the Nix package ↵Sander van der Burg1-1/+1
manager work on OpenSolaris
2009-09-24 * And some more.Eelco Dolstra2-0/+2
2009-09-24 * Fix a build failure on Fedora 11. rename() needs <stdio.h>.Eelco Dolstra1-0/+1
2009-09-23 * Darwin hack.Eelco Dolstra1-0/+7
2009-09-23 * Create some state directories automatically as a convenience.Eelco Dolstra2-6/+17
2009-09-23  * include wait.h for WEXITSTATUSRob Vermaas1-0/+1
2009-06-13 * Canonicalise timestamps in the Nix store to 1 (1970-01-01 00:00:01Eelco Dolstra2-3/+3
UTC) rather than 0 (00:00:00). 1 is a better choice because some programs use 0 as a special value. For instance, the Template Toolkit uses a timestamp of 0 to denote the non-existence of a file, so it barfs on files in the Nix store (see template-toolkit-nix-store.patch in Nixpkgs). Similarly, Maya 2008 fails to load script directories with a timestamp of 0 and can't be patched because it's closed source. This will also shut up those "implausibly old time stamp" GNU tar warnings.
2009-04-21 * Use foreach in a lot of places.Eelco Dolstra10-96/+59