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2006-10-12 * Reduce the maximum archive size for patch generation to 100 MB toEelco Dolstra1-1/+1
prevent trashing on nix.cs.uu.nl.
2006-10-04 * tmpnam() -> File::Temp::tempdir().Eelco Dolstra1-17/+16
2005-12-13 * Change `referer' to `referrer' throughout. In particular, theEelco Dolstra1-7/+7
nix-store query options `--referer' and `--referer-closure' have been changed to `--referrer' and `--referrer-closure' (but the old ones are still accepted for compatibility).
2005-06-18 * Don't create patches for archives >= 150 MB because bsdiff can'tEelco Dolstra1-1/+13
handle it. It crashed on the 234 MB tetex archive. Probably we will never be able to handle archives of that size on 32-bit machines (because bsdiff does everything in memory requiring max(17*n,9*n+m)+O(1) bytes, so the address space simply isn't there).
2005-04-12 * Damn. Disable the USE heuristic for now, since the deriver in theEelco Dolstra1-4/+4
database isn't always in the manifest (so the reference graph cannot be reconstructed fully).
2005-03-18 * Ignore hash conflicts in gc-releases.pl.Eelco Dolstra1-1/+1
2005-03-15 * Use SHA-256 for nix-push.Eelco Dolstra1-1/+1
2005-03-14 * Prefix hash algorithm in patch generator too.Eelco Dolstra1-8/+9
2005-03-01 * Use a weighted use heuristic to disambiguate between multipleEelco Dolstra1-8/+77
occurances of a component. If the shortest path distance between a component P and Q in the referers graph is D, then the contribution of Q to the use of P is 1 / R^D, where R >= 1, typically 2. This expresses that distant indirect uses are less important than nearby uses. For instance, this can disambiguate between the bootstrap GCC in Nixpkgs and the GCC of the final stdenv (the former has more uses, but they are further away), and between the GCC of the final stdenv and the GCC+G77 build (the latter has very few uses).
2005-02-28 * Added a disambiguation heuristic: if two components have the sameEelco Dolstra1-3/+23
name but differ to much in sice (by more than a factor of 3), then never generate a patch.
2005-02-24 * Properly specify the hash algorithm in the manifests, and read itEelco Dolstra1-6/+7
too. * Change the default hash for nix-prefetch-url back to md5, since that's what we use in Nixpkgs (for now; a birthday attack is rather unlikely there).
2005-02-01 * Get rid of hardcoded paths.Eelco Dolstra1-0/+285