This is a very intrusive change, so I've beefed up the tests
significantly. Added 'full-test' a target to the Makefile,
to test different possible configurations. This is intended
for maintainers only. Users should only be concerned with
'test' succeeding.
We now have a very simple custom database format for handling
mapping of svn revisions => git commits. Of course, we're
not really using it yet, either.
Also disabled automatic branch-finding on new trees for now.
It's too easily broken. revisions_eq() function should be
helpful for branch detection.
Also removed an extra assertion in fetch_cmd() that wasn't
correctly done. This bug was found by full-test.
Signed-off-by: Eric Wong <normalperson@yhbt.net>
This means we no longer have to deal with having bloated SVN
working copies around and we get a nice performance increase as
well because we don't have to exec the SVN binary and start a
new server connection each time.
Of course we have to manually manage memory with SVN::Pool
whenever we can, and hack around cases where SVN just eats
memory despite pools (I blame Perl, too). I would like to
keep memory usage as stable as possible during long fetch/commit
processes since I still use computers with only 256-512M RAM.
commit should always be faster with the SVN library code. The
SVN::Delta interface is leaky (or I'm not using it with pools
correctly), so I'm forking on every commit, but that doesn't
seem to hurt performance too much (at least on normal Unix/Linux
systems where fork() is pretty cheap).
fetch should be faster in most common cases, but probably not all.
fetches will be faster where client/server delta generation is
the bottleneck and not bandwidth. Of course, full-files are
generated server-side via deltas, too. Full files are always
transferred when they're updated, just like git-svnimport and
unlike command-line svn. I'm also hacking around memory leaks
(see comments) here by using some more forks.
I've tested fetch with http://, https://, file://, and svn://
repositories, so we should be reasonably covered in terms of
error handling for fetching.
Of course, we'll keep plain command-line svn compatibility as a
fallback for people running SVN 1.1 (I'm looking into library
support for 1.1.x SVN, too). If you want to force command-line
SVN usage, set GIT_SVN_NO_LIB=1 in your environment.
We also require two simultaneous connections (just like
git-svnimport), but this shouldn't be a problem for most
servers.
Less important commands:
show-ignore is slower because it requires repository
access, but -r/--revision <num> can be specified.
graft-branches may use more memory, but it's a
short-term process and is funky-filename-safe.
Signed-off-by: Eric Wong <normalperson@yhbt.net>
This quick feature should make it easy to look up svn log
messages when svn users refer to -r/--revision numbers.
The following features from `svn log' are supported:
--revision=<n>[:<n>] - is supported, non-numeric args are not:
HEAD, NEXT, BASE, PREV, etc ...
-v/--verbose - just maps to --raw (in git log), so
it's completely incompatible with
the --verbose output in svn log
--limit=<n> - is NOT the same as --max-count,
doesn't count merged/excluded commits
--incremental - supported (trivial :P)
New features:
--show-commit - shows the git commit sha1, as well
--oneline - our version of --pretty=oneline
Any other arguments are passed directly to `git log'
Signed-off-by: Eric Wong <normalperson@yhbt.net>
New commands:
graft-branches - The most interesting command of the bunch. It
detects branches in SVN via various techniques (currently
regexes and file copies). It can be later extended to handle
svk and other properties people may use to track merges in svk.
Basically, merge tracking is not standardized at all in the SVN
world, and git grafts are perfect for dealing with this
situation.
Existing branch support (via tree matches) is only handled at
fetch time.
The following tow were originally implemented as shell scripts
several months ago, but I just decided to streamline things a
bit and added them to the main script.
multi-init - supports git-svnimport-like command-line syntax for
importing repositories that are layed out as recommended by the
SVN folks. This is a bit more tolerant than the git-svnimport
command-line syntax and doesn't require the user to figure out
where the repository URL ends and where the repository path
begins.
multi-fetch - runs fetch on all known SVN branches we're
tracking. This will NOT discover new branches (unlike
git-svnimport), so multi-init will need to be re-run (it's
idempotent).
Consider these three to be auxilliary commands (like
show-ignore, and rebuild) so their behavior won't receive as
much testing or scrutiny as the core commands (fetch and
commit).
Signed-off-by: Eric Wong <normalperson@yhbt.net>
This should help keep disk usage sane for large imports.
--repack takes an optional argument for the interval, it
defaults to 1000 if no argument is specified.
Arguments to --repack-flags are passed directly to git-repack.
No arguments are passed by default.
Idea stolen from git-cvsimport :)
Signed-off-by: Eric Wong <normalperson@yhbt.net>
While we're at it, read_repo_config has been added and
expanded to handle case where command-line arguments are
optional to Getopt::Long
Signed-off-by: Eric Wong <normalperson@yhbt.net>
Since GIT_SVN_ID usage is probably going to become more
widespread <evil grin>, we won't run the chance of somebody
having a GIT_SVN_ID name that conflicts with one of the default
directories that already exist in $GIT_DIR (branches/tags).
Signed-off-by: Eric Wong <normalperson@yhbt.net>
Sometimes I don't feel like downloading an entire tree again when
I actually decide a branch is worth tracking, so some users can
get around it more easily with this.
Signed-off-by: Eric Wong <normalperson@yhbt.net>
By breaking the pipe read once we've seen a commit twice.
This should make -B/--branch-all-ref faster and usable on a
frequent basis.
We use topological order now for calling git-rev-list, and any
commit we've seen before should imply that all parents have been
seen (at least I hope that's the case for --topo-order).
Signed-off-by: Eric Wong <normalperson@yhbt.net>
This should make life easier for all those who type:
`git-rev-parse --symbolic --all | xargs -n1 echo -b`
every time they run git-svn fetch.
Signed-off-by: Eric Wong <normalperson@yhbt.net>
If new revisions are fetched, that implies we haven't merged,
acked, or nacked them yet, and attempting to write the tree
we're committing means we'd silently clobber the newly fetched
changes.
Signed-off-by: Eric Wong <normalperson@yhbt.net>
svn forces UTF-8 for commit messages, and with LC_ALL set to 'C'
it is unable to determine encoding of the git commit message.
Now we'll just assume the user has set LC_* correctly for
the commit message they're using.
Signed-off-by: Eric Wong <normalperson@yhbt.net>
If we read the maximum size of our buffer into $buf, and the
last character is '\015', there's a chance that the character is
'\012', which means our regex won't work correctly. At the
worst case, this could introduce an extra newline into the code.
We'll now read an extra character if we see '\015' is the last
character in $buf.
We also forgot to recalculate the length of $buf after doing the
newline substitution, causing some files to appeare truncated.
We'll do that now and force byte semantics in length() for good
measure.
Signed-off-by: Eric Wong <normalperson@yhbt.net>
svn has trouble parsing files with embedded '@' characters. For
example,
svn propget svn:keywords foo@bar.c
svn: Syntax error parsing revision 'bar.c'
I asked about this on #svn and the workaround suggested was to append
an explicit revision specifier:
svn propget svn:keywords foo@bar.c@BASE
This patch appends '@BASE' to the filename in all calls to 'svn
propget'.
Patch originally by Seth Falcon <sethfalcon@gmail.com>
Seth: signoff?
[ew: Made to work with older svn that don't support peg revisions]
Signed-off-by: Eric Wong <normalperson@yhbt.net>
Some changes to the latest git.git made this test croak. So
we'll always just force everything when using a new branch.
Signed-off-by: Eric Wong <normalperson@yhbt.net>
The listrefs procedure was inadvertently removed during the course of
development, but there is still a user of it, so resurrect it.
Signed-off-by: Junio C Hamano <junkio@cox.net>
Signed-off-by: Paul Mackerras <paulus@samba.org>
* master: (148 commits)
GIT 1.4.0
v267
prepend '--' to filelist when calling git-diff-tree
v266
remove Christian's email address
v265
handle utf8 characters from /etc/passwd
v264
fix: Use of uninitialized value
v263
allow working in repositories with textual symref HEAD
resolve textual hashes when looking up "refs"
v262
define default colors
v261
fix leading whitespace in commit text
more tags
v260
attach tag to the link
v259
...
By being an internal command git-get-commit-id can make use of
struct ustar_header and other stuff and stops wasting precious
disk space.
Note: I recycled one of the two "tar-tree" entries instead of
splitting that cleanup into a separate patch.
Signed-off-by: Rene Scharfe <rene.scharfe@lsrfire.ath.cx>
Signed-off-by: Junio C Hamano <junkio@cox.net>
* jc/shared:
shared repository: optionally allow reading to "others".
git-clone: fix --bare over dumb-http
shared repository - add a few missing calls to adjust_shared_perm().
Fix formatting of Documentation/git-clone.txt
builtin-init-db: spell the in-program configuration variable in lowercase.
This enhances core.sharedrepository to have additionally
specify that read and exec permissions to be given to others as
well. It is useful when serving a repository via gitweb and
git-daemon that runs as a user outside the project group.
The configuration item can take the following values:
[core]
sharedrepository ; the same as "group"
sharedrepository = true ; ditto
sharedrepository = 1 ; ditto
sharedrepository = group ; allow rwx to group
sharedrepository = all ; allow rwx to group, allow rx to other
sharedrepository = umask ; not shared - use umask
It also extends "git init-db" to take "--shared=all" and friends
from the command line.
Signed-off-by: Junio C Hamano <junkio@cox.net>
There were a few calls to adjust_shared_perm() that were
missing:
- init-db creates refs, refs/heads, and refs/tags before
reading from templates that could specify sharedrepository in
the config file;
- updating config file created it under user's umask without
adjusting;
- updating refs created it under user's umask without
adjusting;
- switching branches created .git/HEAD under user's umask
without adjusting.
This moves adjust_shared_perm() from sha1_file.c to path.c,
since a few SIMPLE_PROGRAM need to call repository configuration
functions which in turn need to call adjust_shared_perm().
sha1_file.c needs to link with SHA1 computation library which
is usually not linked to SIMPLE_PROGRAM.
Signed-off-by: Junio C Hamano <junkio@cox.net>
When match_digit() guesses a four-digit string to tell if it is
a year or a timezone, it did not consider that some real-world
places have UTC offsets equal to +1400.
$ date; TZ=UTC0 date; TZ=Pacific/Kiritimati date
Wed Jun 7 23:25:42 PDT 2006
Thu Jun 8 06:25:42 UTC 2006
Thu Jun 8 20:25:42 LINT 2006
Signed-off-by: Paul Eggert <eggert@CS.UCLA.EDU>
Signed-off-by: Junio C Hamano <junkio@cox.net>
Even when invoked with -n flag, git-rm removed the matching
paths anyway. Also includes the missing check spotted by
SungHyun Nam, which caused it to segfault. Now we refuse to run
without any paths.
Signed-off-by: Junio C Hamano <junkio@cox.net>
Under --use-separate-remote we ended up duplicating the branch
remote HEAD pointed at in $GIT_DIR/remotes/origin file.
Signed-off-by: Junio C Hamano <junkio@cox.net>
Trivial fixup for fork() callsites which do not check for errors.
Signed-off-by: Paul T Darga <pdarga@umich.edu>
Signed-off-by: Junio C Hamano <junkio@cox.net>
* master:
Documentation: git aliases
git-cvsserver asciidoc formatting tweaks
config.txt grammar, typo, and asciidoc fixes
Documentation: git-ls-tree (typofix)
Document git-ls-tree --fullname
Document git aliases support
make clean: remove dist-doc targets.
Misc doc improvements
Documentation: add missing docs make check-docs found.
Some doc typo fixes
Off-by-one error in get_path_prefix(), found by Valgrind
gitk: Re-read the descendent/ancestor tag & head info on update
No content change here.
html output improved. man output changed.
Signed-off-by: Francis Daly <francis@daoine.org>
Signed-off-by: Junio C Hamano <junkio@cox.net>
This patch ports and modifies appropriately the git aliases documentation
from my patch, shall it rest in peace.
Signed-off-by: Petr Baudis <pasky@suse.cz>
Signed-off-by: Junio C Hamano <junkio@cox.net>
All should be clear enough, except perhaps committish / commitish.
I just kept the more-used one within the current docs.
[jc: with rephrasing of check-ref-format description later discussed
on the list]
Signed-off-by: Francis Daly <francis@daoine.org>
Signed-off-by: Junio C Hamano <junkio@cox.net>
[jc: original fix was done by Pavel and this contains improvements
by Rene.]
Signed-off-by: Rene Scharfe <rene.scharfe@lsrfire.ath.cx>
Acked-by: Pavel Roskin <proski@gnu.org>
Signed-off-by: Junio C Hamano <junkio@cox.net>
