Create configuration

  $ echo "[ui]" >> $HGRCPATH

  $ echo "interactive=true" >> $HGRCPATH

help record (no record)

  $ hg help record

  record extension - commands to interactively select changes for commit/qrefresh

  use "hg help extensions" for information on enabling extensions

help qrecord (no record)

  $ hg help qrecord

  'qrecord' is provided by the following extension:

      record        commands to interactively select changes for commit/qrefresh

  use "hg help extensions" for information on enabling extensions

  $ echo "[extensions]"     >> $HGRCPATH

  $ echo "record="          >> $HGRCPATH

help record (record)

  $ hg help record

  hg record [OPTION]... [FILE]...

  interactively select changes to commit

      If a list of files is omitted, all changes reported by "hg status" will be

      candidates for recording.

      See "hg help dates" for a list of formats valid for -d/--date.

      You will be prompted for whether to record changes to each modified file,

      and for files with multiple changes, for each change to use. For each

      query, the following responses are possible:

        y - record this change

        n - skip this change

        s - skip remaining changes to this file

        f - record remaining changes to this file

        d - done, skip remaining changes and files

        a - record all changes to all remaining files

        q - quit, recording no changes

        ? - display help

      This command is not available when committing a merge.

  options:

   -A --addremove           mark new/missing files as added/removed before

                            committing

      --close-branch        mark a branch as closed, hiding it from the branch

                            list

   -I --include PATTERN [+] include names matching the given patterns

   -X --exclude PATTERN [+] exclude names matching the given patterns

   -m --message TEXT        use text as commit message

   -l --logfile FILE        read commit message from file

   -d --date DATE           record the specified date as commit date

   -u --user USER           record the specified user as committer

   -S --subrepos            recurse into subrepositories

   -w --ignore-all-space    ignore white space when comparing lines

   -b --ignore-space-change ignore changes in the amount of white space

   -B --ignore-blank-lines  ignore changes whose lines are all blank

  [+] marked option can be specified multiple times

  use "hg -v help record" to show more info

help (no mq, so no qrecord)

  $ hg help qrecord

  hg qrecord [OPTION]... PATCH [FILE]...

  interactively record a new patch

      See "hg help qnew" & "hg help record" for more information and usage.

  use "hg -v help qrecord" to show more info

  $ hg init a

qrecord (mq not present)

  $ hg -R a qrecord

  hg qrecord: invalid arguments

  hg qrecord [OPTION]... PATCH [FILE]...

  interactively record a new patch

  use "hg help qrecord" to show the full help text

  [255]

qrecord patch (mq not present)

  $ hg -R a qrecord patch

  abort: 'mq' extension not loaded

  [255]

help (bad mq)

  $ echo "mq=nonexistant" >> $HGRCPATH

  $ hg help qrecord

  *** failed to import extension mq from nonexistant: [Errno 2] * (glob)

  hg qrecord [OPTION]... PATCH [FILE]...

  interactively record a new patch

      See "hg help qnew" & "hg help record" for more information and usage.

  use "hg -v help qrecord" to show more info

help (mq present)

  $ sed 's/mq=nonexistant/mq=/' $HGRCPATH > hgrc.tmp

  $ mv hgrc.tmp $HGRCPATH

  $ hg help qrecord

  hg qrecord [OPTION]... PATCH [FILE]...

  interactively record a new patch

      See "hg help qnew" & "hg help record" for more information and usage.

  options:

   -e --edit                edit commit message

   -g --git                 use git extended diff format

   -U --currentuser         add "From: <current user>" to patch

   -u --user USER           add "From: <USER>" to patch

   -D --currentdate         add "Date: <current date>" to patch

   -d --date DATE           add "Date: <DATE>" to patch

   -I --include PATTERN [+] include names matching the given patterns

   -X --exclude PATTERN [+] exclude names matching the given patterns

   -m --message TEXT        use text as commit message

   -l --logfile FILE        read commit message from file

   -w --ignore-all-space    ignore white space when comparing lines

   -b --ignore-space-change ignore changes in the amount of white space

   -B --ignore-blank-lines  ignore changes whose lines are all blank

      --mq                  operate on patch repository

  [+] marked option can be specified multiple times

  use "hg -v help qrecord" to show more info

  $ cd a

Base commit

  $ cat > 1.txt <<EOF

  > 1

  > 2

  > 3

  > 4

  > 5

  > EOF

  $ cat > 2.txt <<EOF

  > a

  > b

  > c

  > d

  > e

  > f

  > EOF

  $ mkdir dir

  $ cat > dir/a.txt <<EOF

  > hello world

  > 

  > someone

  > up

  > there

  > loves

  > me

  > EOF

  $ hg add 1.txt 2.txt dir/a.txt

  $ hg commit -m 'initial checkin'

Changing files

  $ sed -e 's/2/2 2/;s/4/4 4/' 1.txt > 1.txt.new

  $ sed -e 's/b/b b/' 2.txt > 2.txt.new

  $ sed -e 's/hello world/hello world!/' dir/a.txt > dir/a.txt.new

  $ mv -f 1.txt.new 1.txt

  $ mv -f 2.txt.new 2.txt

  $ mv -f dir/a.txt.new dir/a.txt

Whole diff

  $ hg diff --nodates

  diff -r 1057167b20ef 1.txt

  --- a/1.txt

  +++ b/1.txt

  @@ -1,5 +1,5 @@

   1

  -2

  +2 2

   3

  -4

  +4 4

   5

  diff -r 1057167b20ef 2.txt

  --- a/2.txt

  +++ b/2.txt

  @@ -1,5 +1,5 @@

   a

  -b

  +b b

   c

   d

   e

  diff -r 1057167b20ef dir/a.txt

  --- a/dir/a.txt

  +++ b/dir/a.txt

  @@ -1,4 +1,4 @@

  -hello world

  +hello world!

   someone

   up

qrecord with bad patch name, should abort before prompting

  $ hg qrecord .hg

  abort: patch name cannot begin with ".hg"

  [255]

qrecord a.patch

  $ hg qrecord -d '0 0' -m aaa a.patch <<EOF

  > y

  > y

  > n

  > y

  > y

  > n

  > EOF

  diff --git a/1.txt b/1.txt

  2 hunks, 2 lines changed

  @@ -1,3 +1,3 @@

   1

  -2

  +2 2

   3

  @@ -3,3 +3,3 @@

   3

  -4

  +4 4

   5

  diff --git a/2.txt b/2.txt

  1 hunks, 1 lines changed

  @@ -1,5 +1,5 @@

   a

  -b

  +b b

   c

   d

   e

  diff --git a/dir/a.txt b/dir/a.txt

  1 hunks, 1 lines changed

After qrecord a.patch 'tip'"

  $ hg tip -p

  changeset:   1:5d1ca63427ee

  tag:         a.patch

  tag:         qbase

  tag:         qtip

  tag:         tip

  user:        test

  date:        Thu Jan 01 00:00:00 1970 +0000

  summary:     aaa

  diff -r 1057167b20ef -r 5d1ca63427ee 1.txt

  --- a/1.txt	Thu Jan 01 00:00:00 1970 +0000

  +++ b/1.txt	Thu Jan 01 00:00:00 1970 +0000

  @@ -1,5 +1,5 @@

   1

  -2

  +2 2

   3

   4

   5

  diff -r 1057167b20ef -r 5d1ca63427ee 2.txt

  --- a/2.txt	Thu Jan 01 00:00:00 1970 +0000

  +++ b/2.txt	Thu Jan 01 00:00:00 1970 +0000

  @@ -1,5 +1,5 @@

   a

  -b

  +b b

   c

   d

   e

After qrecord a.patch 'diff'"

  $ hg diff --nodates

  diff -r 5d1ca63427ee 1.txt

  --- a/1.txt

  +++ b/1.txt

  @@ -1,5 +1,5 @@

   1

   2 2

   3

  -4

  +4 4

   5

  diff -r 5d1ca63427ee dir/a.txt

  --- a/dir/a.txt

  +++ b/dir/a.txt

  @@ -1,4 +1,4 @@

  -hello world

  +hello world!

   someone

   up

qrecord b.patch

  $ hg qrecord -d '0 0' -m bbb b.patch <<EOF

  > y

  > y

  > y

  > y

  > EOF

  diff --git a/1.txt b/1.txt

  1 hunks, 1 lines changed

  @@ -1,5 +1,5 @@

   1

   2 2

   3

  -4

  +4 4

   5

  diff --git a/dir/a.txt b/dir/a.txt

  1 hunks, 1 lines changed

  @@ -1,4 +1,4 @@

  -hello world

  +hello world!

   someone

   up

After qrecord b.patch 'tip'

  $ hg tip -p

  changeset:   2:b056198bf878

  tag:         b.patch

  tag:         qtip

  tag:         tip

  user:        test

  date:        Thu Jan 01 00:00:00 1970 +0000

  summary:     bbb

  diff -r 5d1ca63427ee -r b056198bf878 1.txt

  --- a/1.txt	Thu Jan 01 00:00:00 1970 +0000

  +++ b/1.txt	Thu Jan 01 00:00:00 1970 +0000

  @@ -1,5 +1,5 @@

   1

   2 2

   3

  -4