rust: Switch to the memmap2-rs crate
https://github.com/RazrFalcon/memmap2-rs
This is a fork of the original memmap crate which appears to be unmaintained:
https://github.com/danburkert/memmap-rs/issues/90
This fork is the most popular according to https://crates.io/keywords/mmap
Differential Revision: https://phab.mercurial-scm.org/D11397
$ cat > writelines.py <<EOF
> import sys
> if sys.version_info[0] >= 3:
> encode = lambda x: x.encode('utf-8').decode('unicode_escape').encode('utf-8')
> else:
> encode = lambda x: x.decode('string_escape')
> path = sys.argv[1]
> args = sys.argv[2:]
> assert (len(args) % 2) == 0
>
> f = open(path, 'wb')
> for i in range(len(args) // 2):
> count, s = args[2 * i:2 * i + 2]
> count = int(count)
> s = encode(s)
> f.write(s * count)
> f.close()
>
> EOF
> cat <<EOF >> $HGRCPATH
> [extensions]
> mq =
> [diff]
> git = 1
> EOF
$ hg init repo
$ cd repo
qimport without file or revision
$ hg qimport
abort: no files or revisions specified
[255]
qimport non-existing-file
$ hg qimport non-existing-file
abort: unable to read file non-existing-file
[255]
qimport null revision
$ hg qimport -r null
abort: revision -1 is not mutable
(see 'hg help phases' for details)
[255]
$ hg qseries
import email
$ hg qimport --push -n email - <<EOF
> From: Username in email <test@example.net>
> Subject: [PATCH] Message in email
> Date: Fri, 02 Jan 1970 00:00:00 +0000
>
> Text before patch.
>
> # HG changeset patch
> # User Username in patch <test@example.net>
> # Date 0 0
> # Node ID 1a706973a7d84cb549823634a821d9bdf21c6220
> # Parent 0000000000000000000000000000000000000000
> First line of commit message.
>
> More text in commit message.
> --- confuse the diff detection
>
> diff --git a/x b/x
> new file mode 100644
> --- /dev/null
> +++ b/x
> @@ -0,0 +1,1 @@
> +new file
> Text after patch.
>
> EOF
adding email to series file
applying email
now at: email
hg tip -v
$ hg tip -v
changeset: 0:1a706973a7d8
tag: email
tag: qbase
tag: qtip
tag: tip
user: Username in patch <test@example.net>
date: Thu Jan 01 00:00:00 1970 +0000
files: x
description:
First line of commit message.
More text in commit message.
$ hg qpop
popping email
patch queue now empty
$ hg qdelete email
import URL
$ echo foo >> foo
$ hg add foo
$ hg diff > url.diff
$ hg revert --no-backup foo
$ rm foo
Under unix: file:///foobar/blah
Under windows: file:///c:/foobar/blah
$ patchurl=`pwd | tr '\\\\' /`/url.diff
$ expr "$patchurl" : "\/" > /dev/null || patchurl="/$patchurl"
$ hg qimport file://"$patchurl"
adding url.diff to series file
$ rm url.diff
$ hg qun
url.diff
import patch that already exists
$ echo foo2 >> foo
$ hg add foo
$ hg diff > ../url.diff
$ hg revert --no-backup foo
$ rm foo
$ hg qimport ../url.diff
abort: patch "url.diff" already exists
[255]
$ hg qpush
applying url.diff
now at: url.diff
$ cat foo
foo
$ hg qpop
popping url.diff
patch queue now empty
qimport -f
$ hg qimport -f ../url.diff
adding url.diff to series file
$ hg qpush
applying url.diff
now at: url.diff
$ cat foo
foo2
$ hg qpop
popping url.diff
patch queue now empty
build diff with CRLF
$ "$PYTHON" ../writelines.py b 5 'a\n' 5 'a\r\n'
$ hg ci -Am addb
adding b
$ "$PYTHON" ../writelines.py b 2 'a\n' 10 'b\n' 2 'a\r\n'
$ hg diff > b.diff
$ hg up -C
1 files updated, 0 files merged, 0 files removed, 0 files unresolved
qimport CRLF diff
$ hg qimport b.diff
adding b.diff to series file
$ hg qpush
applying b.diff
now at: b.diff
try to import --push
$ cat > appendfoo.diff <<EOF
> append foo
>
> diff -r 07f494440405 -r 261500830e46 baz
> --- /dev/null Thu Jan 01 00:00:00 1970 +0000
> +++ b/baz Thu Jan 01 00:00:00 1970 +0000
> @@ -0,0 +1,1 @@
> +foo
> EOF
$ cat > appendbar.diff <<EOF
> append bar
>
> diff -r 07f494440405 -r 261500830e46 baz
> --- a/baz Thu Jan 01 00:00:00 1970 +0000
> +++ b/baz Thu Jan 01 00:00:00 1970 +0000
> @@ -1,1 +1,2 @@
> foo
> +bar
> EOF
$ hg qimport --push appendfoo.diff appendbar.diff
adding appendfoo.diff to series file
adding appendbar.diff to series file
applying appendfoo.diff
applying appendbar.diff
now at: appendbar.diff
$ hg qfin -a
patch b.diff finalized without changeset message
$ touch .hg/patches/append_foo
$ hg qimport -r 'p1(.)::'
$ hg qapplied
append_foo__1
append_bar
$ hg qfin -a
$ rm .hg/patches/append_foo
$ hg qimport -r 'p1(.)::' -P
$ hg qpop -a
popping append_bar
popping append_foo
patch queue now empty
$ hg qdel append_foo
$ hg qdel -k append_bar
qimport -e
$ hg qimport -e append_bar
adding append_bar to series file
$ hg qdel -k append_bar
qimport -e --name newname oldexisitingpatch
$ hg qimport -e --name this-name-is-better append_bar
renaming append_bar to this-name-is-better
adding this-name-is-better to series file
$ hg qser
this-name-is-better
url.diff
qimport -e --name without --force
$ cp .hg/patches/this-name-is-better .hg/patches/3.diff
$ hg qimport -e --name this-name-is-better 3.diff
abort: patch "this-name-is-better" already exists
[255]
$ hg qser
this-name-is-better
url.diff
qimport -e --name with --force
$ hg qimport --force -e --name this-name-is-better 3.diff
renaming 3.diff to this-name-is-better
adding this-name-is-better to series file
$ hg qser
this-name-is-better
url.diff
import patch of bad filename
$ touch '../ bad.diff'
$ hg qimport '../ bad.diff'
abort: patch name cannot begin or end with whitespace
[255]
$ touch '.hg/patches/ bad.diff'
$ hg qimport -e ' bad.diff'
abort: patch name cannot begin or end with whitespace
[255]
qimport with bad name, should abort before reading file
$ hg qimport non-existent-file --name .hg
abort: patch name cannot begin with ".hg"
[255]
$ hg qimport non-existent-file --name ' foo'
abort: patch name cannot begin or end with whitespace
[255]
$ hg qimport non-existent-file --name 'foo '
abort: patch name cannot begin or end with whitespace
[255]
qimport http:// patch with leading slashes in url
set up hgweb
$ cd ..
$ hg init served
$ cd served
$ echo a > a
$ hg ci -Am patch
adding a
$ hg serve -p $HGPORT -d --pid-file=hg.pid -A access.log -E errors.log
$ cat hg.pid >> $DAEMON_PIDS
$ cd ../repo
$ hg qimport http://localhost:$HGPORT/raw-rev/0///
adding 0 to series file
check qimport phase:
$ hg -q qpush
now at: 0
$ hg phase qparent
1: draft
$ hg qimport -r qparent
$ hg phase qbase
1: draft
$ hg qfinish qbase
$ echo '[mq]' >> $HGRCPATH
$ echo 'secret=true' >> $HGRCPATH
$ hg qimport -r qparent
$ hg phase qbase
1: secret
$ cd ..
$ killdaemons.py
check patch name generation for non-alpha-numeric summary line
$ cd repo
$ hg qpop -a -q
patch queue now empty
$ hg qseries -v
0 U imported_patch_b_diff
1 U 0
2 U this-name-is-better
3 U url.diff
$ echo bb >> b
$ hg commit -m '==++--=='
$ hg qimport -r tip
$ hg qseries -v
0 A 1.diff
1 U imported_patch_b_diff
2 U 0
3 U this-name-is-better
4 U url.diff
check reserved patch names
$ hg qpop -qa
patch queue now empty
$ echo >> b
$ hg commit -m 'status'
$ echo >> b
$ hg commit -m '.'
$ echo >> b
$ hg commit -m 'taken'
$ mkdir .hg/patches/taken
$ touch .hg/patches/taken__1
$ hg qimport -r -3::
$ hg qap
1.diff__1
2.diff
taken__2
check very long patch name
$ hg qpop -qa
patch queue now empty
$ echo >> b
$ hg commit -m 'abcdefghi pqrstuvwxyzABCDEFGHIJKLMNOPQRSTUVWXYZabcdefghi pqrstuvwxyzABCDEFGHIJKLMNOPQRSTUVWXYZabcdefghi pqrstuvwxyzABCDEFGHIJKLMNOPQRSTUVWXYZabcdefghi pqrstuvwxyzABCDEFGHIJKLMNOPQRSTUVWXYZabcdefghi pqrstuvwxyzABCDEFGHIJKLMNOPQRSTUVWXYZabcdefghi pqrstuvwxyzABCDEFGHIJKLMNOPQRSTUVWXYZ'
$ hg qimport -r .
$ hg qap
abcdefghi_pqrstuvwxyzabcdefghijklmnopqrstuvwxyzabcdefghi_pqrstuvwxyzabcdefg