diff options
| -rw-r--r-- | .gitignore | 1 | ||||
| -rw-r--r-- | Makefile | 1 | ||||
| -rw-r--r-- | builtin-add.c | 15 | ||||
| -rwxr-xr-x | git-add--interactive.perl | 570 |
4 files changed, 587 insertions, 0 deletions
diff --git a/.gitignore b/.gitignore index d706dd92c6..91e69665f4 100644 --- a/.gitignore +++ b/.gitignore @@ -2,6 +2,7 @@ GIT-CFLAGS GIT-VERSION-FILE git git-add +git-add--interactive git-am git-annotate git-apply @@ -177,6 +177,7 @@ SCRIPT_SH = \ git-lost-found.sh git-quiltimport.sh SCRIPT_PERL = \ + git-add--interactive.perl \ git-archimport.perl git-cvsimport.perl git-relink.perl \ git-rerere.perl \ git-cvsserver.perl \ diff --git a/builtin-add.c b/builtin-add.c index b3f920676a..aa2f0f32af 100644 --- a/builtin-add.c +++ b/builtin-add.c @@ -8,6 +8,7 @@ #include "cache.h" #include "builtin.h" #include "dir.h" +#include "exec_cmd.h" #include "cache-tree.h" static const char builtin_add_usage[] = @@ -89,6 +90,20 @@ int cmd_add(int argc, const char **argv, const char *prefix) int verbose = 0, show_only = 0; const char **pathspec; struct dir_struct dir; + int add_interactive = 0; + + for (i = 1; i < argc; i++) { + if (!strcmp("--interactive", argv[i])) + add_interactive++; + } + if (add_interactive) { + const char *args[] = { "add--interactive", NULL }; + + if (add_interactive != 1 || argc != 2) + die("add --interactive does not take any parameters"); + execv_git_cmd(args); + exit(1); + } git_config(git_default_config); diff --git a/git-add--interactive.perl b/git-add--interactive.perl new file mode 100755 index 0000000000..83d017d23c --- /dev/null +++ b/git-add--interactive.perl @@ -0,0 +1,570 @@ +#!/usr/bin/perl -w + +use strict; + +sub run_cmd_pipe { + my $fh = undef; + open($fh, '-|', @_) or die; + return <$fh>; +} + +my ($GIT_DIR) = run_cmd_pipe(qw(git rev-parse --git-dir)); + +if (!defined $GIT_DIR) { + exit(1); # rev-parse would have already said "not a git repo" +} +chomp($GIT_DIR); + +sub refresh { + my $fh; + open $fh, '-|', qw(git update-index --refresh) + or die; + while (<$fh>) { + ;# ignore 'needs update' + } + close $fh; +} + +sub list_untracked { + map { + chomp $_; + $_; + } + run_cmd_pipe(qw(git ls-files --others + --exclude-per-directory=.gitignore), + "--exclude-from=$GIT_DIR/info/exclude", + '--', @_); +} + +my $status_fmt = '%12s %12s %s'; +my $status_head = sprintf($status_fmt, 'staged', 'unstaged', 'path'); + +# Returns list of hashes, contents of each of which are: +# PRINT: print message +# VALUE: pathname +# BINARY: is a binary path +# INDEX: is index different from HEAD? +# FILE: is file different from index? +# INDEX_ADDDEL: is it add/delete between HEAD and index? +# FILE_ADDDEL: is it add/delete between index and file? + +sub list_modified { + my ($only) = @_; + my (%data, @return); + my ($add, $del, $adddel, $file); + + for (run_cmd_pipe(qw(git diff-index --cached + --numstat --summary HEAD))) { + if (($add, $del, $file) = + /^([-\d]+) ([-\d]+) (.*)/) { + my ($change, $bin); + if ($add eq '-' && $del eq '-') { + $change = 'binary'; + $bin = 1; + } + else { + $change = "+$add/-$del"; + } + $data{$file} = { + INDEX => $change, + BINARY => $bin, + FILE => 'nothing', + } + } + elsif (($adddel, $file) = + /^ (create|delete) mode [0-7]+ (.*)$/) { + $data{$file}{INDEX_ADDDEL} = $adddel; + } + } + + for (run_cmd_pipe(qw(git diff-files --numstat --summary))) { + if (($add, $del, $file) = + /^([-\d]+) ([-\d]+) (.*)/) { + if (!exists $data{$file}) { + $data{$file} = +{ + INDEX => 'unchanged', + BINARY => 0, + }; + } + my ($change, $bin); + if ($add eq '-' && $del eq '-') { + $change = 'binary'; + $bin = 1; + } + else { + $change = "+$add/-$del"; + } + $data{$file}{FILE} = $change; + if ($bin) { + $data{$file}{BINARY} = 1; + } + } + elsif (($adddel, $file) = + /^ (create|delete) mode [0-7]+ (.*)$/) { + $data{$file}{FILE_ADDDEL} = $adddel; + } + } + + for (sort keys %data) { + my $it = $data{$_}; + + if ($only) { + if ($only eq 'index-only') { + next if ($it->{INDEX} eq 'unchanged'); + } + if ($only eq 'file-only') { + next if ($it->{FILE} eq 'nothing'); + } + } + push @return, +{ + VALUE => $_, + PRINT => (sprintf $status_fmt, + $it->{INDEX}, $it->{FILE}, $_), + %$it, + }; + } + return @return; +} + +sub find_unique { + my ($string, @stuff) = @_; + my $found = undef; + for (my $i = 0; $i < @stuff; $i++) { + my $it = $stuff[$i]; + my $hit = undef; + if (ref $it) { + if ((ref $it) eq 'ARRAY') { + $it = $it->[0]; + } + else { + $it = $it->{VALUE}; + } + } + eval { + if ($it =~ /^$string/) { + $hit = 1; + }; + }; + if (defined $hit && defined $found) { + return undef; + } + if ($hit) { + $found = $i + 1; + } + } + return $found; +} + +sub list_and_choose { + my ($opts, @stuff) = @_; + my (@chosen, @return); + my $i; + + TOPLOOP: + while (1) { + my $last_lf = 0; + + if ($opts->{HEADER}) { + if (!$opts->{LIST_FLAT}) { + print " "; + } + print "$opts->{HEADER}\n"; + } + for ($i = 0; $i < @stuff; $i++) { + my $chosen = $chosen[$i] ? '*' : ' '; + my $print = $stuff[$i]; + if (ref $print) { + if ((ref $print) eq 'ARRAY') { + $print = $print->[0]; + } + else { + $print = $print->{PRINT}; + } + } + printf("%s%2d: %s", $chosen, $i+1, $print); + if (($opts->{LIST_FLAT}) && + (($i + 1) % ($opts->{LIST_FLAT}))) { + print "\t"; + $last_lf = 0; + } + else { + print "\n"; + $last_lf = 1; + } + } + if (!$last_lf) { + print "\n"; + } + + return if ($opts->{LIST_ONLY}); + + print $opts->{PROMPT}; + if ($opts->{SINGLETON}) { + print "> "; + } + else { + print ">> "; + } + my $line = <STDIN>; + last if (!$line); + chomp $line; + my $donesomething = 0; + for my $choice (split(/[\s,]+/, $line)) { + my $choose = 1; + my ($bottom, $top); + + # Input that begins with '-'; unchoose + if ($choice =~ s/^-//) { + $choose = 0; + } + # A range can be specified like 5-7 + if ($choice =~ /^(\d+)-(\d+)$/) { + ($bottom, $top) = ($1, $2); + } + elsif ($choice =~ /^\d+$/) { + $bottom = $top = $choice; + } + elsif ($choice eq '*') { + $bottom = 1; + $top = 1 + @stuff; + } + else { + $bottom = $top = find_unique($choice, @stuff); + if (!defined $bottom) { + print "Huh ($choice)?\n"; + next TOPLOOP; + } + } + if ($opts->{SINGLETON} && $bottom != $top) { + print "Huh ($choice)?\n"; + next TOPLOOP; + } + for ($i = $bottom-1; $i <= $top-1; $i++) { + next if (@stuff <= $i); + $chosen[$i] = $choose; + $donesomething++; + } + } + last if (!$donesomething || $opts->{IMMEDIATE}); + } + for ($i = 0; $i < @stuff; $i++) { + if ($chosen[$i]) { + push @return, $stuff[$i]; + } + } + return @return; +} + +sub status_cmd { + list_and_choose({ LIST_ONLY => 1, HEADER => $status_head }, + list_modified()); + print "\n"; +} + +sub say_n_paths { + my $did = shift @_; + my $cnt = scalar @_; + print "$did "; + if (1 < $cnt) { + print "$cnt paths\n"; + } + else { + print "one path\n"; + } +} + +sub update_cmd { + my @mods = list_modified('file-only'); + return if (!@mods); + + my @update = list_and_choose({ PROMPT => 'Update', + HEADER => $status_head, }, + @mods); + if (@update) { + system(qw(git update-index --add --), + map { $_->{VALUE} } @update); + say_n_paths('updated', @update); + } + print "\n"; +} + +sub revert_cmd { + my @update = list_and_choose({ PROMPT => 'Revert', + HEADER => $status_head, }, + list_modified()); + if (@update) { + my @lines = run_cmd_pipe(qw(git ls-tree HEAD --), + map { $_->{VALUE} } @update); + my $fh; + open $fh, '|-', qw(git update-index --index-info) + or die; + for (@lines) { + print $fh $_; + } + close($fh); + for (@update) { + if ($_->{INDEX_ADDDEL} && + $_->{INDEX_ADDDEL} eq 'create') { + system(qw(git update-index --force-remove --), + $_->{VALUE}); + print "note: $_->{VALUE} is untracked now.\n"; + } + } + refresh(); + say_n_paths('reverted', @update); + } + print "\n"; +} + +sub add_untracked_cmd { + my @add = list_and_choose({ PROMPT => 'Add untracked' }, + list_untracked()); + if (@add) { + system(qw(git update-index --add --), @add); + say_n_paths('added', @add); + } + print "\n"; +} + +sub parse_diff { + my ($path) = @_; + my @diff = run_cmd_pipe(qw(git diff-files -p --), $path); + my (@hunk) = { TEXT => [] }; + + for (@diff) { + if (/^@@ /) { + push @hunk, { TEXT => [] }; + } + push @{$hunk[-1]{TEXT}}, $_; + } + return @hunk; +} + +sub help_patch_cmd { + print <<\EOF ; +y - stage this hunk +n - do not stage this hunk +a - stage this and all the remaining hunks +d - do not stage this hunk nor any of the remaining hunks +j - leave this hunk undecided, see next undecided hunk +J - leave this hunk undecided, see next hunk +k - leave this hunk undecided, see previous undecided hunk +K - leave this hunk undecided, see previous hunk +EOF +} + +sub patch_update_cmd { + my @mods = list_modified('file-only'); + @mods = grep { !($_->{BINARY}) } @mods; + return if (!@mods); + + my ($it) = list_and_choose({ PROMPT => 'Patch update', + SINGLETON => 1, + IMMEDIATE => 1, + HEADER => $status_head, }, + @mods); + return if (!$it); + + my ($ix, $num); + my $path = $it->{VALUE}; + my ($head, @hunk) = parse_diff($path); + for (@{$head->{TEXT}}) { + print; + } + $num = scalar @hunk; + $ix = 0; + + while (1) { + my ($prev, $next, $other, $undecided); + $other = ''; + + if ($num <= $ix) { + $ix = 0; + } + for (my $i = 0; $i < $ix; $i++) { + if (!defined $hunk[$i]{USE}) { + $prev = 1; + $other .= '/k'; + last; + } + } + if ($ix) { + $other .= '/K'; + } + for (my $i = $ix + 1; $i < $num; $i++) { + if (!defined $hunk[$i]{USE}) { + $next = 1; + $other .= '/j'; + last; + } + } + if ($ix < $num - 1) { + $other .= '/J'; + } + for (my $i = 0; $i < $num; $i++) { + if (!defined $hunk[$i]{USE}) { + $undecided = 1; + last; + } + } + last if (!$undecided); + + for (@{$hunk[$ix]{TEXT}}) { + print; + } + print "Stage this hunk [y/n/a/d$other/?]? "; + my $line = <STDIN>; + if ($line) { + if ($line =~ /^y/i) { + $hunk[$ix]{USE} = 1; + } + elsif ($line =~ /^n/i) { + $hunk[$ix]{USE} = 0; + } + elsif ($line =~ /^a/i) { + while ($ix < $num) { + if (!defined $hunk[$ix]{USE}) { + $hunk[$ix]{USE} = 1; + } + $ix++; + } + next; + } + elsif ($line =~ /^d/i) { + while ($ix < $num) { + if (!defined $hunk[$ix]{USE}) { + $hunk[$ix]{USE} = 0; + } + $ix++; + } + next; + } + elsif ($other =~ /K/ && $line =~ /^K/) { + $ix--; + next; + } + elsif ($other =~ /J/ && $line =~ /^J/) { + $ix++; + next; + } + elsif ($other =~ /k/ && $line =~ /^k/) { + while (1) { + $ix--; + last if (!$ix || + !defined $hunk[$ix]{USE}); + } + next; + } + elsif ($other =~ /j/ && $line =~ /^j/) { + while (1) { + $ix++; + last if ($ix >= $num || + !defined $hunk[$ix]{USE}); + } + next; + } + else { + help_patch_cmd($other); + next; + } + # soft increment + while (1) { + $ix++; + last if ($ix >= $num || + !defined $hunk[$ix]{USE}); + } + } + } + + my ($o_lno, $n_lno); + my @result = (); + for (@hunk) { + my $text = $_->{TEXT}; + my ($o_ofs, $o_cnt, $n_ofs, $n_cnt) = + $text->[0] =~ /^@@ -(\d+)(?:,(\d+)) \+(\d+)(?:,(\d+)) @@/; + if (!$_->{USE}) { + # Adjust offset here. + next; + } + else { + for (@$text) { + push @result, $_; + } + } + } + + if (@result) { + my $fh; + + open $fh, '|-', qw(git apply --cached); + for (@{$head->{TEXT}}, @result) { + print $fh $_; + } + close $fh; + refresh(); + } + + print "\n"; +} + +sub diff_cmd { + my @mods = list_modified('index-only'); + @mods = grep { !($_->{BINARY}) } @mods; + return if (!@mods); + my (@them) = list_and_choose({ PROMPT => 'Review diff', + IMMEDIATE => 1, + HEADER => $status_head, }, + @mods); + return if (!@them); + system(qw(git diff-index -p --cached HEAD --), + map { $_->{VALUE} } @them); +} + +sub quit_cmd { + print "Bye.\n"; + exit(0); +} + +sub help_cmd { + print <<\EOF ; +status - show paths with changes +update - add working tree state to the staged set of changes +revert - revert staged set of changes back to the HEAD version +patch - pick hunks and update selectively +diff - view diff between HEAD and index +add untracked - add contents of untracked files to the staged set of changes +EOF +} + +sub main_loop { + my @cmd = ([ 'status', \&status_cmd, ], + [ 'update', \&update_cmd, ], + [ 'revert', \&revert_cmd, ], + [ 'add untracked', \&add_untracked_cmd, ], + [ 'patch', \&patch_update_cmd, ], + [ 'diff', \&diff_cmd, ], + [ 'quit', \&quit_cmd, ], + [ 'help', \&help_cmd, ], + ); + while (1) { + my ($it) = list_and_choose({ PROMPT => 'What now', + SINGLETON => 1, + LIST_FLAT => 4, + HEADER => '*** Commands ***', + IMMEDIATE => 1 }, @cmd); + if ($it) { + eval { + $it->[1]->(); + }; + if ($@) { + print "$@"; + } + } + } +} + +my @z; + +refresh(); +status_cmd(); +main_loop(); |