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-rwxr-xr-xgit-svn.perl377
1 files changed, 279 insertions, 98 deletions
diff --git a/git-svn.perl b/git-svn.perl
index c015ea8580..22bb47b34d 100755
--- a/git-svn.perl
+++ b/git-svn.perl
@@ -9,6 +9,11 @@ use vars qw/ $AUTHOR $VERSION
$AUTHOR = 'Eric Wong <normalperson@yhbt.net>';
$VERSION = '@@GIT_VERSION@@';
+# From which subdir have we been invoked?
+my $cmd_dir_prefix = eval {
+ command_oneline([qw/rev-parse --show-prefix/], STDERR => 0)
+} || '';
+
my $git_dir_user_set = 1 if defined $ENV{GIT_DIR};
$ENV{GIT_DIR} ||= '.git';
$Git::SVN::default_repo_id = 'svn';
@@ -19,12 +24,12 @@ $Git::SVN::Log::TZ = $ENV{TZ};
$ENV{TZ} = 'UTC';
$| = 1; # unbuffer STDOUT
-sub fatal (@) { print STDERR @_; exit 1 }
+sub fatal (@) { print STDERR "@_\n"; exit 1 }
require SVN::Core; # use()-ing this causes segfaults for me... *shrug*
require SVN::Ra;
require SVN::Delta;
if ($SVN::Core::VERSION lt '1.1.0') {
- fatal "Need SVN::Core 1.1.0 or better (got $SVN::Core::VERSION)\n";
+ fatal "Need SVN::Core 1.1.0 or better (got $SVN::Core::VERSION)";
}
push @Git::SVN::Ra::ISA, 'SVN::Ra';
push @SVN::Git::Editor::ISA, 'SVN::Delta::Editor';
@@ -123,8 +128,19 @@ my %cmd = (
'set-tree' => [ \&cmd_set_tree,
"Set an SVN repository to a git tree-ish",
{ 'stdin|' => \$_stdin, %cmt_opts, %fc_opts, } ],
+ 'create-ignore' => [ \&cmd_create_ignore,
+ 'Create a .gitignore per svn:ignore',
+ { 'revision|r=i' => \$_revision
+ } ],
+ 'propget' => [ \&cmd_propget,
+ 'Print the value of a property on a file or directory',
+ { 'revision|r=i' => \$_revision } ],
+ 'proplist' => [ \&cmd_proplist,
+ 'List all properties of a file or directory',
+ { 'revision|r=i' => \$_revision } ],
'show-ignore' => [ \&cmd_show_ignore, "Show svn:ignore listings",
- { 'revision|r=i' => \$_revision } ],
+ { 'revision|r=i' => \$_revision
+ } ],
'multi-fetch' => [ \&cmd_multi_fetch,
"Deprecated alias for $0 fetch --all",
{ 'revision|r=s' => \$_revision, %fc_opts } ],
@@ -144,10 +160,10 @@ my %cmd = (
'non-recursive' => \$Git::SVN::Log::non_recursive,
'authors-file|A=s' => \$_authors,
'color' => \$Git::SVN::Log::color,
- 'pager=s' => \$Git::SVN::Log::pager,
+ 'pager=s' => \$Git::SVN::Log::pager
} ],
'find-rev' => [ \&cmd_find_rev, "Translate between SVN revision numbers and tree-ish",
- { } ],
+ {} ],
'rebase' => [ \&cmd_rebase, "Fetch and rebase your working directory",
{ 'merge|m|M' => \$_merge,
'verbose|v' => \$_verbose,
@@ -356,7 +372,7 @@ sub cmd_set_tree {
} elsif (scalar @tmp > 1) {
push @revs, reverse(command('rev-list',@tmp));
} else {
- fatal "Failed to rev-parse $c\n";
+ fatal "Failed to rev-parse $c";
}
}
my $gs = Git::SVN->new;
@@ -366,7 +382,7 @@ sub cmd_set_tree {
fatal "There are new revisions that were fetched ",
"and need to be merged (or acknowledged) ",
"before committing.\nlast rev: $r_last\n",
- " current: $gs->{last_rev}\n";
+ " current: $gs->{last_rev}";
}
$gs->set_tree($_) foreach @revs;
print "Done committing ",scalar @revs," revisions to SVN\n";
@@ -395,7 +411,7 @@ sub cmd_dcommit {
(undef, $last_rev, undef) = cmt_metadata("$d~1");
unless (defined $last_rev) {
fatal "Unable to extract revision information ",
- "from commit $d~1\n";
+ "from commit $d~1";
}
}
if ($_dry_run) {
@@ -487,7 +503,100 @@ sub cmd_show_ignore {
my ($url, $rev, $uuid, $gs) = working_head_info('HEAD');
$gs ||= Git::SVN->new;
my $r = (defined $_revision ? $_revision : $gs->ra->get_latest_revnum);
- $gs->traverse_ignore(\*STDOUT, $gs->{path}, $r);
+ $gs->prop_walk($gs->{path}, $r, sub {
+ my ($gs, $path, $props) = @_;
+ print STDOUT "\n# $path\n";
+ my $s = $props->{'svn:ignore'} or return;
+ $s =~ s/[\r\n]+/\n/g;
+ chomp $s;
+ $s =~ s#^#$path#gm;
+ print STDOUT "$s\n";
+ });
+}
+
+sub cmd_create_ignore {
+ my ($url, $rev, $uuid, $gs) = working_head_info('HEAD');
+ $gs ||= Git::SVN->new;
+ my $r = (defined $_revision ? $_revision : $gs->ra->get_latest_revnum);
+ $gs->prop_walk($gs->{path}, $r, sub {
+ my ($gs, $path, $props) = @_;
+ # $path is of the form /path/to/dir/
+ my $ignore = '.' . $path . '.gitignore';
+ my $s = $props->{'svn:ignore'} or return;
+ open(GITIGNORE, '>', $ignore)
+ or fatal("Failed to open `$ignore' for writing: $!");
+ $s =~ s/[\r\n]+/\n/g;
+ chomp $s;
+ # Prefix all patterns so that the ignore doesn't apply
+ # to sub-directories.
+ $s =~ s#^#/#gm;
+ print GITIGNORE "$s\n";
+ close(GITIGNORE)
+ or fatal("Failed to close `$ignore': $!");
+ command_noisy('add', $ignore);
+ });
+}
+
+# get_svnprops(PATH)
+# ------------------
+# Helper for cmd_propget and cmd_proplist below.
+sub get_svnprops {
+ my $path = shift;
+ my ($url, $rev, $uuid, $gs) = working_head_info('HEAD');
+ $gs ||= Git::SVN->new;
+
+ # prefix THE PATH by the sub-directory from which the user
+ # invoked us.
+ $path = $cmd_dir_prefix . $path;
+ fatal("No such file or directory: $path") unless -e $path;
+ my $is_dir = -d $path ? 1 : 0;
+ $path = $gs->{path} . '/' . $path;
+
+ # canonicalize the path (otherwise libsvn will abort or fail to
+ # find the file)
+ # File::Spec->canonpath doesn't collapse x/../y into y (for a
+ # good reason), so let's do this manually.
+ $path =~ s#/+#/#g;
+ $path =~ s#/\.(?:/|$)#/#g;
+ $path =~ s#/[^/]+/\.\.##g;
+ $path =~ s#/$##g;
+
+ my $r = (defined $_revision ? $_revision : $gs->ra->get_latest_revnum);
+ my $props;
+ if ($is_dir) {
+ (undef, undef, $props) = $gs->ra->get_dir($path, $r);
+ }
+ else {
+ (undef, $props) = $gs->ra->get_file($path, $r, undef);
+ }
+ return $props;
+}
+
+# cmd_propget (PROP, PATH)
+# ------------------------
+# Print the SVN property PROP for PATH.
+sub cmd_propget {
+ my ($prop, $path) = @_;
+ $path = '.' if not defined $path;
+ usage(1) if not defined $prop;
+ my $props = get_svnprops($path);
+ if (not defined $props->{$prop}) {
+ fatal("`$path' does not have a `$prop' SVN property.");
+ }
+ print $props->{$prop} . "\n";
+}
+
+# cmd_proplist (PATH)
+# -------------------
+# Print the list of SVN properties for PATH.
+sub cmd_proplist {
+ my $path = shift;
+ $path = '.' if not defined $path;
+ my $props = get_svnprops($path);
+ print "Properties on '$path':\n";
+ foreach (sort keys %{$props}) {
+ print " $_\n";
+ }
}
sub cmd_multi_init {
@@ -536,7 +645,7 @@ sub cmd_multi_fetch {
sub cmd_commit_diff {
my ($ta, $tb, $url) = @_;
my $usage = "Usage: $0 commit-diff -r<revision> ".
- "<tree-ish> <tree-ish> [<URL>]\n";
+ "<tree-ish> <tree-ish> [<URL>]";
fatal($usage) if (!defined $ta || !defined $tb);
my $svn_path;
if (!defined $url) {
@@ -554,7 +663,7 @@ sub cmd_commit_diff {
if (defined $_message && defined $_file) {
fatal("Both --message/-m and --file/-F specified ",
"for the commit message.\n",
- "I have no idea what you mean\n");
+ "I have no idea what you mean");
}
if (defined $_file) {
$_message = file_to_s($_file);
@@ -617,7 +726,7 @@ sub complete_svn_url {
if ($path !~ m#^[a-z\+]+://#) {
if (!defined $url || $url !~ m#^[a-z\+]+://#) {
fatal("E: '$path' is not a complete URL ",
- "and a separate URL is not specified\n");
+ "and a separate URL is not specified");
}
return ($url, $path);
}
@@ -638,7 +747,7 @@ sub complete_url_ls_init {
$repo_path =~ s#^/+##;
unless ($ra) {
fatal("E: '$repo_path' is not a complete URL ",
- "and a separate URL is not specified\n");
+ "and a separate URL is not specified");
}
}
my $url = $ra->{url};
@@ -811,7 +920,8 @@ sub cmt_metadata {
sub working_head_info {
my ($head, $refs) = @_;
- my ($fh, $ctx) = command_output_pipe('log', '--no-color', $head);
+ my @args = ('log', '--no-color', '--first-parent');
+ my ($fh, $ctx) = command_output_pipe(@args, $head);
my $hash;
my %max;
while (<$fh>) {
@@ -1478,28 +1588,45 @@ sub rel_path {
$url;
}
-sub traverse_ignore {
- my ($self, $fh, $path, $r) = @_;
- $path =~ s#^/+##g;
- my $ra = $self->ra;
- my ($dirent, undef, $props) = $ra->get_dir($path, $r);
+# prop_walk(PATH, REV, SUB)
+# -------------------------
+# Recursively traverse PATH at revision REV and invoke SUB for each
+# directory that contains a SVN property. SUB will be invoked as
+# follows: &SUB(gs, path, props); where `gs' is this instance of
+# Git::SVN, `path' the path to the directory where the properties
+# `props' were found. The `path' will be relative to point of checkout,
+# that is, if url://repo/trunk is the current Git branch, and that
+# directory contains a sub-directory `d', SUB will be invoked with `/d/'
+# as `path' (note the trailing `/').
+sub prop_walk {
+ my ($self, $path, $rev, $sub) = @_;
+
+ my ($dirent, undef, $props) = $self->ra->get_dir($path, $rev);
+ $path =~ s#^/*#/#g;
my $p = $path;
- $p =~ s#^\Q$self->{path}\E(/|$)##;
- print $fh length $p ? "\n# $p\n" : "\n# /\n";
- if (my $s = $props->{'svn:ignore'}) {
- $s =~ s/[\r\n]+/\n/g;
- chomp $s;
- if (length $p == 0) {
- $s =~ s#\n#\n/$p#g;
- print $fh "/$s\n";
- } else {
- $s =~ s#\n#\n/$p/#g;
- print $fh "/$p/$s\n";
- }
- }
+ # Strip the irrelevant part of the path.
+ $p =~ s#^/+\Q$self->{path}\E(/|$)#/#;
+ # Ensure the path is terminated by a `/'.
+ $p =~ s#/*$#/#;
+
+ # The properties contain all the internal SVN stuff nobody
+ # (usually) cares about.
+ my $interesting_props = 0;
+ foreach (keys %{$props}) {
+ # If it doesn't start with `svn:', it must be a
+ # user-defined property.
+ ++$interesting_props and next if $_ !~ /^svn:/;
+ # FIXME: Fragile, if SVN adds new public properties,
+ # this needs to be updated.
+ ++$interesting_props if /^svn:(?:ignore|keywords|executable
+ |eol-style|mime-type
+ |externals|needs-lock)$/x;
+ }
+ &$sub($self, $p, $props) if $interesting_props;
+
foreach (sort keys %$dirent) {
next if $dirent->{$_}->{kind} != $SVN::Node::dir;
- $self->traverse_ignore($fh, "$path/$_", $r);
+ $self->prop_walk($path . '/' . $_, $rev, $sub);
}
}
@@ -1626,7 +1753,7 @@ sub assert_index_clean {
$x = command_oneline('write-tree');
if ($y ne $x) {
::fatal "trees ($treeish) $y != $x\n",
- "Something is seriously wrong...\n";
+ "Something is seriously wrong...";
}
});
}
@@ -1845,6 +1972,16 @@ sub find_parent_branch {
$gs->ra->gs_do_switch($r0, $rev, $gs,
$self->full_url, $ed)
or die "SVN connection failed somewhere...\n";
+ } elsif ($self->ra->trees_match($new_url, $r0,
+ $self->full_url, $rev)) {
+ print STDERR "Trees match:\n",
+ " $new_url\@$r0\n",
+ " ${\$self->full_url}\@$rev\n",
+ "Following parent with no changes\n";
+ $self->tmp_index_do(sub {
+ command_noisy('read-tree', $parent);
+ });
+ $self->{last_commit} = $parent;
} else {
print STDERR "Following parent with do_update\n";
$ed = SVN::Git::Fetcher->new($self);
@@ -2042,7 +2179,7 @@ sub set_tree {
my ($self, $tree) = (shift, shift);
my $log_entry = ::get_commit_entry($tree);
unless ($self->{last_rev}) {
- fatal("Must have an existing revision to commit\n");
+ fatal("Must have an existing revision to commit");
}
my %ed_opts = ( r => $self->{last_rev},
log => $log_entry->{log},
@@ -2291,23 +2428,31 @@ sub ssl_server_trust {
my ($cred, $realm, $failures, $cert_info, $may_save, $pool) = @_;
$may_save = undef if $_no_auth_cache;
print STDERR "Error validating server certificate for '$realm':\n";
- if ($failures & $SVN::Auth::SSL::UNKNOWNCA) {
- print STDERR " - The certificate is not issued by a trusted ",
- "authority. Use the\n",
- " fingerprint to validate the certificate manually!\n";
- }
- if ($failures & $SVN::Auth::SSL::CNMISMATCH) {
- print STDERR " - The certificate hostname does not match.\n";
- }
- if ($failures & $SVN::Auth::SSL::NOTYETVALID) {
- print STDERR " - The certificate is not yet valid.\n";
- }
- if ($failures & $SVN::Auth::SSL::EXPIRED) {
- print STDERR " - The certificate has expired.\n";
- }
- if ($failures & $SVN::Auth::SSL::OTHER) {
- print STDERR " - The certificate has an unknown error.\n";
- }
+ {
+ no warnings 'once';
+ # All variables SVN::Auth::SSL::* are used only once,
+ # so we're shutting up Perl warnings about this.
+ if ($failures & $SVN::Auth::SSL::UNKNOWNCA) {
+ print STDERR " - The certificate is not issued ",
+ "by a trusted authority. Use the\n",
+ " fingerprint to validate ",
+ "the certificate manually!\n";
+ }
+ if ($failures & $SVN::Auth::SSL::CNMISMATCH) {
+ print STDERR " - The certificate hostname ",
+ "does not match.\n";
+ }
+ if ($failures & $SVN::Auth::SSL::NOTYETVALID) {
+ print STDERR " - The certificate is not yet valid.\n";
+ }
+ if ($failures & $SVN::Auth::SSL::EXPIRED) {
+ print STDERR " - The certificate has expired.\n";
+ }
+ if ($failures & $SVN::Auth::SSL::OTHER) {
+ print STDERR " - The certificate has ",
+ "an unknown error.\n";
+ }
+ } # no warnings 'once'
printf STDERR
"Certificate information:\n".
" - Hostname: %s\n".
@@ -2391,20 +2536,6 @@ sub _read_password {
$password;
}
-package main;
-
-{
- my $kill_stupid_warnings = $SVN::Node::none.$SVN::Node::file.
- $SVN::Node::dir.$SVN::Node::unknown.
- $SVN::Node::none.$SVN::Node::file.
- $SVN::Node::dir.$SVN::Node::unknown.
- $SVN::Auth::SSL::CNMISMATCH.
- $SVN::Auth::SSL::NOTYETVALID.
- $SVN::Auth::SSL::EXPIRED.
- $SVN::Auth::SSL::UNKNOWNCA.
- $SVN::Auth::SSL::OTHER;
-}
-
package SVN::Git::Fetcher;
use vars qw/@ISA/;
use strict;
@@ -2821,16 +2952,21 @@ sub open_or_add_dir {
if (!defined $t) {
die "$full_path not known in r$self->{r} or we have a bug!\n";
}
- if ($t == $SVN::Node::none) {
- return $self->add_directory($full_path, $baton,
- undef, -1, $self->{pool});
- } elsif ($t == $SVN::Node::dir) {
- return $self->open_directory($full_path, $baton,
- $self->{r}, $self->{pool});
- }
- print STDERR "$full_path already exists in repository at ",
- "r$self->{r} and it is not a directory (",
- ($t == $SVN::Node::file ? 'file' : 'unknown'),"/$t)\n";
+ {
+ no warnings 'once';
+ # SVN::Node::none and SVN::Node::file are used only once,
+ # so we're shutting up Perl's warnings about them.
+ if ($t == $SVN::Node::none) {
+ return $self->add_directory($full_path, $baton,
+ undef, -1, $self->{pool});
+ } elsif ($t == $SVN::Node::dir) {
+ return $self->open_directory($full_path, $baton,
+ $self->{r}, $self->{pool});
+ } # no warnings 'once'
+ print STDERR "$full_path already exists in repository at ",
+ "r$self->{r} and it is not a directory (",
+ ($t == $SVN::Node::file ? 'file' : 'unknown'),"/$t)\n";
+ } # no warnings 'once'
exit 1;
}
@@ -2992,7 +3128,7 @@ sub apply_diff {
if (defined $o{$f}) {
$self->$f($m);
} else {
- fatal("Invalid change type: $f\n");
+ fatal("Invalid change type: $f");
}
}
$self->rmdirs if $_rmdir;
@@ -3025,30 +3161,57 @@ BEGIN {
}
}
+sub _auth_providers () {
+ [
+ SVN::Client::get_simple_provider(),
+ SVN::Client::get_ssl_server_trust_file_provider(),
+ SVN::Client::get_simple_prompt_provider(
+ \&Git::SVN::Prompt::simple, 2),
+ SVN::Client::get_ssl_client_cert_file_provider(),
+ SVN::Client::get_ssl_client_cert_prompt_provider(
+ \&Git::SVN::Prompt::ssl_client_cert, 2),
+ SVN::Client::get_ssl_client_cert_pw_prompt_provider(
+ \&Git::SVN::Prompt::ssl_client_cert_pw, 2),
+ SVN::Client::get_username_provider(),
+ SVN::Client::get_ssl_server_trust_prompt_provider(
+ \&Git::SVN::Prompt::ssl_server_trust),
+ SVN::Client::get_username_prompt_provider(
+ \&Git::SVN::Prompt::username, 2)
+ ]
+}
+
sub new {
my ($class, $url) = @_;
$url =~ s!/+$!!;
return $RA if ($RA && $RA->{url} eq $url);
SVN::_Core::svn_config_ensure($config_dir, undef);
- my ($baton, $callbacks) = SVN::Core::auth_open_helper([
- SVN::Client::get_simple_provider(),
- SVN::Client::get_ssl_server_trust_file_provider(),
- SVN::Client::get_simple_prompt_provider(
- \&Git::SVN::Prompt::simple, 2),
- SVN::Client::get_ssl_client_cert_file_provider(),
- SVN::Client::get_ssl_client_cert_prompt_provider(
- \&Git::SVN::Prompt::ssl_client_cert, 2),
- SVN::Client::get_ssl_client_cert_pw_prompt_provider(
- \&Git::SVN::Prompt::ssl_client_cert_pw, 2),
- SVN::Client::get_username_provider(),
- SVN::Client::get_ssl_server_trust_prompt_provider(
- \&Git::SVN::Prompt::ssl_server_trust),
- SVN::Client::get_username_prompt_provider(
- \&Git::SVN::Prompt::username, 2),
- ]);
+ my ($baton, $callbacks) = SVN::Core::auth_open_helper(_auth_providers);
my $config = SVN::Core::config_get_config($config_dir);
$RA = undef;
+ my $dont_store_passwords = 1;
+ my $conf_t = ${$config}{'config'};
+ {
+ no warnings 'once';
+ # The usage of $SVN::_Core::SVN_CONFIG_* variables
+ # produces warnings that variables are used only once.
+ # I had not found the better way to shut them up, so
+ # the warnings of type 'once' are disabled in this block.
+ if (SVN::_Core::svn_config_get_bool($conf_t,
+ $SVN::_Core::SVN_CONFIG_SECTION_AUTH,
+ $SVN::_Core::SVN_CONFIG_OPTION_STORE_PASSWORDS,
+ 1) == 0) {
+ SVN::_Core::svn_auth_set_parameter($baton,
+ $SVN::_Core::SVN_AUTH_PARAM_DONT_STORE_PASSWORDS,
+ bless (\$dont_store_passwords, "_p_void"));
+ }
+ if (SVN::_Core::svn_config_get_bool($conf_t,
+ $SVN::_Core::SVN_CONFIG_SECTION_AUTH,
+ $SVN::_Core::SVN_CONFIG_OPTION_STORE_AUTH_CREDS,
+ 1) == 0) {
+ $Git::SVN::Prompt::_no_auth_cache = 1;
+ }
+ } # no warnings 'once'
my $self = SVN::Ra->new(url => $url, auth => $baton,
config => $config,
pool => SVN::Pool->new,
@@ -3110,6 +3273,24 @@ sub get_log {
$ret;
}
+sub trees_match {
+ my ($self, $url1, $rev1, $url2, $rev2) = @_;
+ my $ctx = SVN::Client->new(auth => _auth_providers);
+ my $out = IO::File->new_tmpfile;
+
+ # older SVN (1.1.x) doesn't take $pool as the last parameter for
+ # $ctx->diff(), so we'll create a default one
+ my $pool = SVN::Pool->new_default_sub;
+
+ $ra_invalid = 1; # this will open a new SVN::Ra connection to $url1
+ $ctx->diff([], $url1, $rev1, $url2, $rev2, 1, 1, 0, $out, $out);
+ $out->flush;
+ my $ret = (($out->stat)[7] == 0);
+ close $out or croak $!;
+
+ $ret;
+}
+
sub get_commit_editor {
my ($self, $log, $cb, $pool) = @_;
my @lock = $SVN::Core::VERSION ge '1.2.0' ? (undef, 0) : ();
@@ -3578,15 +3759,15 @@ sub config_pager {
sub run_pager {
return unless -t *STDOUT && defined $pager;
pipe my $rfd, my $wfd or return;
- defined(my $pid = fork) or ::fatal "Can't fork: $!\n";
+ defined(my $pid = fork) or ::fatal "Can't fork: $!";
if (!$pid) {
open STDOUT, '>&', $wfd or
- ::fatal "Can't redirect to stdout: $!\n";
+ ::fatal "Can't redirect to stdout: $!";
return;
}
- open STDIN, '<&', $rfd or ::fatal "Can't redirect stdin: $!\n";
+ open STDIN, '<&', $rfd or ::fatal "Can't redirect stdin: $!";
$ENV{LESS} ||= 'FRSX';
- exec $pager or ::fatal "Can't run pager: $! ($pager)\n";
+ exec $pager or ::fatal "Can't run pager: $! ($pager)";
}
sub tz_to_s_offset {
@@ -3722,7 +3903,7 @@ sub cmd_show_log {
$r_min = $r_max = $::_revision;
} else {
::fatal "-r$::_revision is not supported, use ",
- "standard \'git log\' arguments instead\n";
+ "standard 'git log' arguments instead";
}
}
generated by cgit v1.2.3 (git 2.25.1) at 2024-11-22 22:54:23 +0000