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2013-09-10Bump version numberEelco Dolstra
2013-09-10Update release notesEelco Dolstra
2013-09-06Remove stray debug lineEelco Dolstra
2013-09-06Don't apply the CPU affinity hack to nix-shell (and other Perl programs)Eelco Dolstra
As discovered by Todd Veldhuizen, the shell started by nix-shell has its affinity set to a single CPU. This is because nix-shell connects to the Nix daemon, which causes the affinity hack to be applied. So we turn this off for Perl programs.
2013-09-06typoDomen Kožar
2013-09-06nix-shell: Support a .drv as argumentEelco Dolstra
Fixes #161.
2013-09-03nix-env -i: Add a flag ‘--remove-all’ / ‘-r’Eelco Dolstra
This is equivalent to running ‘nix-env -e '*'’ first, except that it happens in a single transaction. Thus, ‘nix-env -i pkgs...’ replaces the profile with the specified set of packages. The main motivation is to support declarative package management (similar to environment.systemPackages in NixOS). That is, if you have a specification ‘profile.nix’ like this: with import <nixpkgs> {}; [ thunderbird geeqie ... ] then after any change to ‘profile.nix’, you can run: $ nix-env -f profile.nix -ir to update the profile to match the specification. (Without the ‘-r’ flag, if you remove a package from ‘profile.nix’, it won't be removed from the actual profile.) Suggested by @zefhemel.
2013-09-03nix-env: Use wildcard match by defaultEelco Dolstra
That is, you don't need to pass '*' anymore, so nix-env -qa is equivalent to nix-env -qa '*'
2013-09-03nix-env: Load files in ~/.nix-defexpr on demandEelco Dolstra
So if you do "nix-env -qa -A nixos", then other channels won't be parsed/evaluated at all.
2013-09-03Check for name collisions in the input Nix expressionsEelco Dolstra
2013-09-03Work on Values instead of ExprsEelco Dolstra
This prevents some duplicate evaluation in nix-env and nix-instantiate. Also, when traversing ~/.nix-defexpr, only read regular files with the extension .nix. Previously it was reading files like .../channels/binary-caches/<name>. The only reason this didn't cause problems is pure luck (namely, <name> shadows an actual Nix expression, the binary-caches files happen to be syntactically valid Nix expressions, and we iterate over the directory contents in just the right order).
2013-09-03ReformatEelco Dolstra
2013-09-03Get rid of the parse tree cacheEelco Dolstra
Since we already cache files in normal form (fileEvalCache), caching parse trees is redundant. Note that getting rid of this cache doesn't actually save much memory at the moment, because parse trees are currently not freed / GC'ed.
2013-09-02Add some support code for nix-replEelco Dolstra
2013-09-02Get rid of a signedness warningEelco Dolstra
2013-09-02Fix whitespaceEelco Dolstra
2013-09-02Lower xz compression levelEelco Dolstra
Fixes #84.
2013-09-02Manual: Make '' a bit clearerEelco Dolstra
Issue #162.
2013-09-02Fix manual errorEelco Dolstra
Reported by Matija Šuklje. Fixes #163.
2013-09-02Update the release notesEelco Dolstra
2013-09-02Adda test for build-max-log-sizeEelco Dolstra
2013-09-02Only show trace messages when tracing is enabledEelco Dolstra
2013-09-02Add an option to limit the log output of buildersEelco Dolstra
This is mostly useful for Hydra to deal with builders that get stuck in an infinite loop writing data to stdout/stderr.
2013-08-26Simplify inherited attribute handlingShea Levy
This reduces the difference between inherited and non-inherited attribute handling to the choice of which env to use (in recs and lets) by setting the AttrDef::e to a new ExprVar in the parser rather than carrying a separate AttrDef::v VarRef member. As an added bonus, this allows inherited attributes that inherit from a with to delay forcing evaluation of the with's attributes. Signed-off-by: Shea Levy <shea@shealevy.com>
2013-08-26Fix nix-shell commandIvan Kozik
2013-08-26Fix typos, especially those that end up in the Nix manualIvan Kozik
2013-08-26Fix personality switching from x86_64 to i686Gergely Risko
On Linux, Nix can build i686 packages even on x86_64 systems. It's not enough to recognize this situation by settings.thisSystem, we also have to consult uname(). E.g. we can be running on a i686 Debian with an amd64 kernel. In that situation settings.thisSystem is i686-linux, but we still need to change personality to i686 to make builds consistent.
2013-08-23Manual: Don't use actual hashes of Nix dependenciesEelco Dolstra
These cause an unnecessary runtime dependency :-)
2013-08-21Fix corrupt PNGEelco Dolstra
Libpng used to accept this, but no longer does.
2013-08-21Hack to clean up tests/test-tmpEelco Dolstra
2013-08-19Store Nix integers as longsEelco Dolstra
So on 64-bit systems, integers are now 64-bit. Fixes #158.
2013-08-19Turn on -WallEelco Dolstra
2013-08-14TypoEelco Dolstra
2013-08-14corepkgs/nar.nix: Prefer local buildsShea Levy
nar.nix's builder depends on coreutils and nix itself being in $PATH. Unfortunately, there's no good way to ensure that these packages exist in the same place on the remote machine: The local machine may have nix installed in /usr, and the remote machine in /usr/local, but the generated nar.sh builder will refer to /usr and thus fail on the remote machine. This ensures that nar.sh is run on the same machine that instantiates it. Signed-off-by: Shea Levy <shea@shealevy.com>
2013-08-07Respect MINSIGSTKSZ when allocating an alternative stackEelco Dolstra
http://hydra.nixos.org/build/5663577
2013-08-07Fix build on non-LinuxEelco Dolstra
http://hydra.nixos.org/build/5662914
2013-08-07Run the daemon worker on the same CPU as the clientEelco Dolstra
On a system with multiple CPUs, running Nix operations through the daemon is significantly slower than "direct" mode: $ NIX_REMOTE= nix-instantiate '<nixos>' -A system real 0m0.974s user 0m0.875s sys 0m0.088s $ NIX_REMOTE=daemon nix-instantiate '<nixos>' -A system real 0m2.118s user 0m1.463s sys 0m0.218s The main reason seems to be that the client and the worker get moved to a different CPU after every call to the worker. This patch adds a hack to lock them to the same CPU. With this, the overhead of going through the daemon is very small: $ NIX_REMOTE=daemon nix-instantiate '<nixos>' -A system real 0m1.074s user 0m0.809s sys 0m0.098s
2013-08-06Set the default GCC optimisation level to -O3Eelco Dolstra
2013-08-06Remove obsolete reference to ATermsEelco Dolstra
2013-08-02In the profiler output, show function names (if available)Eelco Dolstra
2013-08-02Let the ordering operators also work on stringsEelco Dolstra
E.g. ‘"foo" < "bar"’ now works.
2013-08-02Add comparison operators ‘<’, ‘<=’, ‘>’ and ‘>=’Eelco Dolstra
2013-08-02Add integer ‘-’, ‘*’ and ‘/’ operatorsEelco Dolstra
2013-08-02Add a unary integer negation operatorEelco Dolstra
This allows saying "-1" instead of "builtins.sub 0 1".
2013-08-02Overload the ‘+’ operator to support integer additionEelco Dolstra
2013-07-31nix-shell: Don't disable Automake dependency trackingEelco Dolstra
Nixpkgs' stdenv disables dependency tracking by default. That makes sense for one-time builds, but in an interactive environment we expect repeated "make" invocations to do the right thing.
2013-07-31Test the delayed with a bit moreEelco Dolstra
2013-07-31Make Env smallerEelco Dolstra
Commit 20866a7031ca823055a221653b77986faa167329 added a ‘withAttrs’ field to Env, which is annoying because it makes every Env structure bigger and we allocate millions of them. E.g. NixOS evaluation took 18 MiB more. So this commit squeezes ‘withAttrs’ into values[0]. Probably should use a union...
2013-07-31Don't use NULLEelco Dolstra
2013-07-31Avoid thunks when a fromWith var can be looked up without evaluationShea Levy
Signed-off-by: Shea Levy <shea@shealevy.com>