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2003-10-10 * `nix --verify': check and repair reverse mapping for successors.Eelco Dolstra2-89/+33
2003-10-10 * Reverse mappings for the successor and substitute mappings.Eelco Dolstra6-25/+66
2003-10-10 * Performance improvement: don't register already registered terms,Eelco Dolstra1-5/+8
thus greatly reducing the number of db transactions.
2003-10-08 * Get rid of identifiers since they are redundant now. This greatlyEelco Dolstra23-624/+478
simplifies stuff. * The format of Nix expressions and the database schema changed because of this, so it's best to delete old Nix installations.
2003-10-07 * string -> Path.Eelco Dolstra2-20/+26
2003-10-07 * Synchronise terminology with the ICSE paper (e.g., slice -> closure,Eelco Dolstra14-266/+252
fstate -> Nix expression). * Fix src/test.cc.
2003-10-02 * Include the right files in a distribution.Eelco Dolstra1-1/+1
2003-10-02 * Nix now respects $TMPDIR for the creation of temporary build directories.Eelco Dolstra3-5/+24
* Retry creation of a temporary directory (with a different name) in the case of EEXIST.
2003-09-11 * Removed references to char_traits so that boost/format also works onEelco Dolstra1-5/+7
GCC 2.95.
2003-09-11 * Added some missing #includes.Eelco Dolstra4-0/+7
2003-09-03 * Make nicer dot graphs. Also show the inner structure of slices.Eelco Dolstra2-15/+86
2003-09-03 * Factored out dot graph generation into a separate file.Eelco Dolstra4-61/+76
2003-08-29 * Do not show the output of the builder unless the verbosity is atEelco Dolstra1-1/+5
least at debug level (-vvv). The output is still appended to the build log in /nix/var/log/nix.
2003-08-28 * Do not try to remove write permission from symlinks, since chmod()Eelco Dolstra2-3/+3
follows symlinks. (Note that the permissions on symlinks are ignored anyway.)
2003-08-25 * Fix the atrocious (exponential? factorial?) time complexity inEelco Dolstra1-4/+9
`nix --query --requisites'.
2003-08-22 * Remove write permission from output paths after they have been built.Eelco Dolstra3-6/+52
* Point $HOME to a non-existing path when building to prevent certain tools (such as wget) from falling back on /etc/passwd to locate the home directory (which we don't want them to look at since it's not declared as an input).
2003-08-20 * Use maps and sets in the FState data type. This ensures normalisation ofEelco Dolstra5-105/+86
slices and derivations w.r.t. order of paths, slice elements, etc.
2003-08-20 * Change the abstract syntax of slices. It used to be that ids were used asEelco Dolstra4-61/+59
keys to reference slice elements, e.g., Slice(["1ef7..."], [("/nix/store/1ef7...-foo", "1ef7", ["8c99..."]), ...]) This was wrong, since ids represent contents, not locations. Therefore we now have: Slice(["/nix/store/1ef7..."], [("/nix/store/1ef7...-foo", "1ef7", ["/nix/store/8c99-..."]), ...]) * Fix a bug in the computation of slice closures that could cause slice elements to be duplicated.
2003-08-20 * Fixed a serious bug in the computation of slices. Sometimes the slicesEelco Dolstra1-20/+61
would not be properly closed under the path reference relation.
2003-08-19 * Pipe /dev/null into stdin.Eelco Dolstra1-0/+10
2003-08-19 * Delete the temporary directories of failed builds by default, and anEelco Dolstra5-1/+17
option `--keep-failed' to override this behaviour.
2003-08-18 * Allow lists in package bindings, e.g.,Eelco Dolstra1-0/+12
("srcs", [Relative("foo/bar.c"), Relative("foo/baz.h")]) The result is an environment variable that contains the path names of the inputs separated by spaces (so this is not safe for values containing spaces).
2003-08-18 * Most shells initialise PATH to some default (/bin:/usr/bin:...)Eelco Dolstra1-0/+5
when PATH is not set. We don't want this, so fill it in with some dummy value.
2003-08-15 * Argument support in Fix. Arguments can be passed through theEelco Dolstra1-20/+43
builder using the `args' binding: ("args", ["bla", True, IncludeFix("aterm/aterm.fix")]) Note that packages can also be declared as inputs by specifying them in the argument list.
2003-08-15 * Derivation expressions now can specify arguments to be passed to theEelco Dolstra5-20/+56
builder. Note that this unfortunately causes all Fix-computed hashes to change.
2003-08-15 * Fix can now read expressions from stdin (by saying `fix -').Eelco Dolstra1-1/+17
2003-08-14 * Detect infinite loops using blackholing.Eelco Dolstra1-3/+13
2003-08-14 * Function() takes a list of formals.Eelco Dolstra1-4/+14
2003-08-14 * Lam -> Function. Doh!Eelco Dolstra1-1/+1
2003-08-08 * deletePath(): some operating systems (e.g., Mac OS X) don't like itEelco Dolstra1-1/+8
when we delete entries from a directory while we are reading it. So read the directory into memory, then delete its contents.
2003-08-06 * Allow locks on paths to be acquired recursively (that is, if theEelco Dolstra1-2/+4
process is already holding a lock on a path, it may acquire the lock again without blocking or failing). (This might be dangerous, not sure). Necessary for fast builds to work.
2003-08-06 * A flag `--flat' to just compute the MD5 checksum of the contents ofEelco Dolstra1-3/+7
a regular file. I.e., `nix-hash --flat' is equivalent to the coreutils `md5sum' command (which doesn't exist on all systems).
2003-08-06 * App -> Call.Eelco Dolstra1-1/+8
* Allow booleans in package environment bindings (True maps to "1", False maps to "").
2003-08-05 * Conditionals.Eelco Dolstra1-0/+33
2003-08-05 * Cache result of fstatePaths(). TODO: do this in fstore.cc.Eelco Dolstra1-2/+17
2003-08-05 * Allow the top-level expression to be a list of expressions thatEelco Dolstra1-5/+19
normalise to Nix expression.
2003-08-05 * Delete obstructed paths prior to building.Eelco Dolstra1-3/+12
2003-08-04 * Path locking in addToStore() and expandPath().Eelco Dolstra2-1/+16
2003-08-01 * In normaliseFState(), wrap registration of the output paths and theEelco Dolstra6-28/+44
normal form in a single transaction to ensure that if we crash, either everything is registered or nothing is. This is for recoverability: unregistered paths in the store can be deleted arbitrarily, while registered paths can only be deleted by running the garbage collector.
2003-08-01 * Defensive programming against POSIX locking idiocy.Eelco Dolstra3-25/+18
* Simplified realiseSlice().
2003-08-01 * normaliseFState() now locks all output paths prior to building, thusEelco Dolstra5-30/+151
ensuring that simultaneous invocations of Nix don't clobber each other's builds. * Fixed a bug in `make install'.
2003-08-01 * Don't use substitutes in addToStore().Eelco Dolstra2-15/+21
2003-07-31 * Put the database verifier in a transaction.Eelco Dolstra1-17/+23
2003-07-31 * Enclose most operations that update the database in transactions.Eelco Dolstra6-96/+145
* Open all database tables (Db objects) at initialisation time, not every time they are used. This is necessary because tables have to outlive all transactions that refer to them.
2003-07-31 * Use a more reasonable log file size (256 KB instead of 10 MB).Eelco Dolstra1-2/+6
* Checkpoint on exit.
2003-07-31 * Started using Berkeley DB environments. This is necessary forEelco Dolstra11-100/+249
transaction support (but we don't actually use transactions yet).
2003-07-31 * Set execute bit.Eelco Dolstra2-0/+0
2003-07-30 * Don't make the builder executable.Eelco Dolstra1-4/+0
2003-07-29 * Get garbage collection and cache population to work *properly*.Eelco Dolstra5-12/+36
Renamed `fstateRefs' to `fstateRequisites'. The semantics of this function is that it returns a list of all paths necessary to realise a given expression. For a derive expression, this is the union of requisites of the inputs; for a slice expression, it is the path of each element in the slice. Also included are the paths of the expressions themselves. Optionally, one can also include the requisites of successor expressions (to recycle intermediate results). * `nix-switch' now distinguishes between an expression and its normal form. Usually, only the normal form is registered as a root of the garbage collector. With the `--source-root' flag, it will also register the original expression as a root. * `nix-collect-garbage' now has a flag `--keep-successors' which causes successors not to be included in the list of garbage paths. * `nix-collect-garbage' now has a flag `--invert' which will print all paths that should *not* be garbage collected.
2003-07-29 * Nicer dot graphs.Eelco Dolstra1-1/+7