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mirror of https://github.com/vim/vim.git synced 2025-08-23 19:34:27 -04:00

2878 Commits

Author SHA1 Message Date
Yegappan Lakshmanan
cd39b69b02
runtime(doc): add missing error numbers in the help. (#13241)
closes: #13240

Signed-off-by: Christian Brabandt <cb@256bit.org>
2023-10-02 21:50:45 +02:00
dundargoc
20f48d5b2d
runtime(doc): mention how to disable folding in diff mode (#13242)
Signed-off-by: Christian Brabandt <cb@256bit.org>
2023-10-02 21:49:23 +02:00
h_east
ba77bbb5c7
runtime(doc): fix typos.
* Fix typo in document (Related: #12516)
* Fix E1363 duplication
* Fix one more typo.

Signed-off-by: Christian Brabandt <cb@256bit.org>
2023-10-02 21:47:13 +02:00
Yegappan Lakshmanan
b32064fedb
patch 9.0.1974: vim9: using contra-variant type-checks
Problem:  vim9: using contra-variant type-checks (after v9.0.1959)
Solution: Use invariant type checking instead

closes: #13248

Signed-off-by: Christian Brabandt <cb@256bit.org>
Co-authored-by: Yegappan Lakshmanan <yegappan@yahoo.com>
2023-10-02 21:43:58 +02:00
Ken Takata
4a1ad55564
patch 9.0.1972: win32: missing '**' expansion test
Problem:  win32: missing '**' expansion test (after v9.0.1947)
Solution: Add test for MS-Windows

win32: Add "**" test

Vim supports "**" on MS-Windows. However, it is not tested by
`Test_glob_extended_bash`.

Unlike Unix, it doesn't use 'shell' and doesn't support {,} expansion.
So, I added as a separate test.

related: #13205
closes: #13250

Signed-off-by: Christian Brabandt <cb@256bit.org>
Co-authored-by: Ken Takata <kentkt@csc.jp>
2023-10-02 21:33:42 +02:00
Yee Cheng Chin
6ee7b521fa
patch 9.0.1968: cmdline completion should consider key option
Problem:  cmdline completion should consider key option
Solution: Disable cmdline completion for key option, slightly
          refactor how P_NO_CMD_EXPAND is handled

Harden crypto 'key' option: turn off cmdline completion, disable set-=

"set-=" can be used maliciously with a crypto key, as it allows an
attacker (who either has access to the computer or a plugin author) to
guess a substring by observing the modified state. Simply turn off
set+=/-=/^= for this option as there is no good reason for them to be
used.

Update docs to make that clear as well.

Also, don't allow cmdline completion for 'key' as it just shows *****
which is not useful and confusing to the user what it means (if the user
accidentally hits enter they will have replaced their key with "*****"
instead).

Move logic to better location, don't use above 32-bit for flags

Move P_NO_CMD_EXPAND to use the unused 0x20 instead of going above
32-bits, as currently the flags parameter is only 32-bits on some
systems. Left a comment to warn that future additions will need to
change how the flags work either by making it 64-bit or split into two
member vars.

Also, move the logic for detecting P_NO_CMD_EXPAND earlier so it's not
up to each handler to decide, and you won't see the temporary "..." that
Vim shows while waiting for completion handler to complete.

closes: #13224

Signed-off-by: Christian Brabandt <cb@256bit.org>
Co-authored-by: Yee Cheng Chin <ychin.git@gmail.com>
2023-10-01 09:19:18 +02:00
Christian Brabandt
e085dfda5d
patch 9.0.1962: No support for writing extended attributes
Problem:  No support for writing extended attributes
Solution: Add extended attribute support for linux

It's been a long standing issue, that if you write a file with extended
attributes and backupcopy is set to no, the file will loose the extended
attributes.

So this patch adds support for retrieving the extended attributes and
copying it to the new file. It currently only works on linux, mainly
because I don't know the different APIs for other systems (BSD, MacOSX and
Solaris).  On linux, this should be supported since Kernel 2.4 or
something, so this should be pretty safe to use now.

Enable the extended attribute support with normal builds.

I also added it explicitly to the :version output as well as make it
able to check using `:echo has("xattr")`, to have users easily check
that this is available.

In contrast to the similar support for SELINUX and SMACK support (which
also internally uses extended attributes), I have made this a FEAT_XATTR
define, instead of the similar HAVE_XATTR.

Add a test and change CI to include relevant packages so that CI can
test that extended attributes are correctly written.

closes: #306
closes: #13203

Signed-off-by: Christian Brabandt <cb@256bit.org>
2023-09-30 12:49:18 +02:00
Yegappan Lakshmanan
f3b68d4759
patch 9.0.1959: Vim9: methods parameters and types are covariant
Problem:  Vim9: methods parameters and types are covariant
Solution: Support contra-variant type check for object method arguments
          (similar to Dart).

closes: #12965
closes: #13221

Signed-off-by: Christian Brabandt <cb@256bit.org>
Co-authored-by: Yegappan Lakshmanan <yegappan@yahoo.com>
2023-09-29 22:50:02 +02:00
Yee Cheng Chin
900894b09a
patch 9.0.1958: cannot complete option values
Problem:  cannot complete option values
Solution: Add completion functions for several options

Add cmdline tab-completion for setting string options

Add tab-completion for setting string options on the cmdline using
`:set=` (along with `:set+=` and `:set-=`).

The existing tab completion for setting options currently only works
when nothing is typed yet, and it only fills in with the existing value,
e.g. when the user does `:set diffopt=<Tab>` it will be completed to
`set diffopt=internal,filler,closeoff` and nothing else. This isn't too
useful as a user usually wants auto-complete to suggest all the possible
values, such as 'iblank', or 'algorithm:patience'.

For set= and set+=, this adds a new optional callback function for each
option that can be invoked when doing completion. This allows for each
option to have control over how completion works. For example, in
'diffopt', it will suggest the default enumeration, but if `algorithm:`
is selected, it will further suggest different algorithm types like
'meyers' and 'patience'. When using set=, the existing option value will
be filled in as the first choice to preserve the existing behavior. When
using set+= this won't happen as it doesn't make sense.

For flag list options (e.g. 'mouse' and 'guioptions'), completion will
take into account existing typed values (and in the case of set+=, the
existing option value) to make sure it doesn't suggest duplicates.

For set-=, there is a new `ExpandSettingSubtract` function which will
handle flag list and comma-separated options smartly, by only suggesting
values that currently exist in the option.

Note that Vim has some existing code that adds special handling for
'filetype', 'syntax', and misc dir options like 'backupdir'. This change
preserves them as they already work, instead of converting to the new
callback API for each option.

closes: #13182

Signed-off-by: Christian Brabandt <cb@256bit.org>
Co-authored-by: Yee Cheng Chin <ychin.git@gmail.com>
2023-09-29 20:42:32 +02:00
Christian Brabandt
02902b547b
runtime(doc): text-objects: document how escaped delimiters are handled
Signed-off-by: Christian Brabandt <cb@256bit.org>
2023-09-29 00:10:04 +02:00
Yegappan Lakshmanan
b90e3bc491
patch 9.0.1951: Vim9: hard to debug vim9_class errors from CI
Problem:  Vim9: hard to debug vim9_class errors from CI
Solution: Include the line number in assert_xxx() calls.  Include the
          entire error message in the tests.  Fix the indentation in the
          test file.  Add tags for new error codes.

closes: #13206

Signed-off-by: Christian Brabandt <cb@256bit.org>
Co-authored-by: Yegappan Lakshmanan <yegappan@yahoo.com>
2023-09-28 23:16:35 +02:00
Yegappan Lakshmanan
413f83990f
patch 9.0.1950: Vim9: error codes spread out
Problem:  Vim9: error codes spread out
Solution: group them together and reserve 100
          more for future use

Reserve 100 error codes for future enhancements to the Vim9 class
support

closes: #13207

Signed-off-by: Christian Brabandt <cb@256bit.org>
Co-authored-by: Yegappan Lakshmanan <yegappan@yahoo.com>
2023-09-28 22:46:37 +02:00
h-east
db38552dcd
patch 9.0.1948: Vim9: object variable "this." should only be used in constructor
Problem:  Vim9: object variable "this." should only be used in
          constructor
Solution: Disallow to this in normal object methods (other than
          constructors)

closes: #13152
closes: #13212

Signed-off-by: Christian Brabandt <cb@256bit.org>
Co-authored-by: h-east <h.east.727@gmail.com>
2023-09-28 22:18:19 +02:00
Christian Brabandt
e845b38dab
runtime(doc): regenerate xxd manpage
Commit f6fc255e8d9c46a0e51e (v9.0.1834) updated xxd.1 but the xxd.man
page wasn't re-generated. So let's just regenerate it now.

Signed-off-by: Christian Brabandt <cb@256bit.org>
2023-09-27 23:33:39 +02:00
Christian Brabandt
9eb1ce5315
patch 9.0.1946: filename expansion using ** in bash may fail
Problem:  filename expansion using ** in bash may fail
Solution: Try to enable the globstar setting

Starting with bash 4.0 it supports extended globbing using the globstar
shell option. This makes matching recursively below a certain directory
using the ** pattern work as expected nowadays.  However, we need to
explicitly enable this using the 'shopt -s globstar' bash command.

So let's check the bash environment variable $BASH_VERSINFO (which is
supported since bash 3.0 and conditionally enable the globstar option,
if the major version is at least 4. For older bashs, this at least
shouldn't cause errors (unless one is using really ancient bash 2.X or
something).

closes: #13002
closes: #13144

Signed-off-by: Christian Brabandt <cb@256bit.org>
2023-09-27 19:08:25 +02:00
Yegappan Lakshmanan
2dede3dbfa
patch 9.0.1945: Vim9: missing support for ro-vars in interface
Problem:  Vim9: missing support for ro-vars in interface
Solution: Support only read-only object variables in an interface,
          add additional checks when parsing class definitions.

closes: #13183
cloess: #13184
cloess: #13185.
closes: #13188

Signed-off-by: Christian Brabandt <cb@256bit.org>
Co-authored-by: Yegappan Lakshmanan <yegappan@yahoo.com>
2023-09-27 19:02:01 +02:00
zeertzjq
5277cfaf8a
runtime(doc): mention mouse scrolling in scrollbind-quickadj (#13190)
Signed-off-by: Christian Brabandt <cb@256bit.org>
2023-09-27 19:00:12 +02:00
Yegappan Lakshmanan
e1b95f5252
runtime(doc): Update help tags (#13180)
Signed-off-by: Christian Brabandt <cb@256bit.org>
2023-09-25 08:19:48 +01:00
Yegappan Lakshmanan
ceffca683b
runtime(todo): Update Vim9 class items (#13148)
Signed-off-by: Christian Brabandt <cb@256bit.org>
2023-09-24 23:36:56 +02:00
Yegappan Lakshmanan
c3b315f496
runtime(doc): Vim9: Consistenly use class/object variable and class/object method in help (#13149)
Signed-off-by: Christian Brabandt <cb@256bit.org>
2023-09-24 23:36:17 +02:00
Dominique Pellé
960822a11f
runtime(doc): grammar fixes in doc (#13164)
Signed-off-by: Christian Brabandt <cb@256bit.org>
2023-09-24 23:07:39 +02:00
Yegappan Lakshmanan
7c948644fb
runtime(doc): Update the version9.txt with a template for version 9.1 enhancements (#13165)
Signed-off-by: Christian Brabandt <cb@256bit.org>
2023-09-24 23:07:03 +02:00
a5ob7r
790f9a890c
runtime(doc): Add a missing '<' to the help of strutf16len() (#13168)
Signed-off-by: Christian Brabandt <cb@256bit.org>
2023-09-24 23:05:47 +02:00
zeertzjq
a7aba6ca50
runtime(doc): format jumplist examples more consistently (#13137)
Signed-off-by: Christian Brabandt <cb@256bit.org>
2023-09-21 07:22:57 +01:00
Yegappan Lakshmanan
87018255e3
patch 9.0.1921: not possible to use the jumplist like a stack
Problem:  not possible to use the jumplist like a stack
Solution: Add the 'jumpoptions' setting to make the jumplist
          a stack.

Add an option for using jumplist like tag stack

related: #7738
closes: #13134

ported from NeoVim:

- https://neovim.io/doc/user/motion.html#jumplist-stack
- neovim/neovim@39094b3
- neovim/neovim#11530
- https://vi.stackexchange.com/questions/18344/how-to-change-jumplist-behavior

Based on the feedback in the previous PR, it looks like many people like
this option.

Signed-off-by: Christian Brabandt <cb@256bit.org>
Co-authored-by: Yegappan Lakshmanan <yegappan@yahoo.com>
Co-authored-by: butwerenotthereyet <58348703+butwerenotthereyet@users.noreply.github.com>
2023-09-20 20:25:17 +02:00
Christian Brabandt
aa64ba1587
patch 9.0.1916: Crash when allocating large terminal screen
Problem:  Crash when allocating large terminal screen
Solution: Don't allow values > 1000 for terminal
          screen columns and rows

closes: #13126

Signed-off-by: Christian Brabandt <cb@256bit.org>
2023-09-19 21:16:52 +02:00
Christian Brabandt
476733f3d0
patch 9.0.1915: r_CTRL-C works differently in visual mode
Problem:  r_CTRL-C works differently in visual mode
Solution: Make r_CTRL-C behave consistent in visual mode
          in terminal and Windows GUI

in visual mode, r CTRL-C behaves strange in Unix like environments. It
seems to end visual mode, but still is waiting for few more chars,
however it never seems to replace it by any characters and eventually
just returns back into normal mode.

In contrast in Windows GUI mode, r_CTRL-C replaces in the selected area
all characters by a literal CTRL-C.

Not sure why it behaves like this. It seems in the Windows GUI, got_int
is not set and therefore behaves as if any other normal character has
been pressed.

So remove the special casing of what happens when got_int is set and
make it always behave like in Windows GUI mode. Add a test to verify it
always behaves like replacing in the selected area each selected
character by a literal CTRL-C.

closes: #13091
closes: #13112

Signed-off-by: Christian Brabandt <cb@256bit.org>
2023-09-19 20:45:07 +02:00
Christian Brabandt
346ac1429c
runtime(doc): add help tag describing object-selection
closes: #13114

Signed-off-by: Christian Brabandt <cb@256bit.org>
2023-09-18 20:12:22 +02:00
Yegappan Lakshmanan
00cd18222e
patch 9.0.1909: Vim9: problem calling class method from other class
Problem:  Vim9: problem calling class method from other class
Solution: Fix this problem, fix readonly object access, update error
          messages.

Calling a class method from another method without the class name prefix
doesn't work properly.

A readonly object variable is modifiable outside the class using a
nested object assignment.

Remove the unused E1338 error message.

Update error messages.

closes: #13116

Signed-off-by: Christian Brabandt <cb@256bit.org>
Co-authored-by: Yegappan Lakshmanan <yegappan@yahoo.com>
2023-09-18 19:56:49 +02:00
Christian Brabandt
6ffcc58be3
runtime(help): Updated documentation on editorconfig
Add a small section about the distributed Editorconfig plugin at :h
usr_05.txt just below the matchit plugin.  While editing that help
document, also add a bit of more documentation about standard plugins
and local help file additions.

Regenerate $VIMRUNTIME/doc/tags file with all the new tags from the rust
runtime files.

While at it, update the Editorconfig help page (and re-generate the
helptags file).

closes: #13078

Signed-off-by: Christian Brabandt <cb@256bit.org>
2023-09-12 21:08:54 +02:00
Gregory Anders
fc93594d56
runtime(rust): sync rust runtime files with upstream (#13075)
Signed-off-by: Christian Brabandt <cb@256bit.org>
2023-09-12 20:23:38 +02:00
Christian Brabandt
596ad66d1d
runtime(doc): documentation updates
This is a collection of various improvements to the help pages

closes #12790

Co-authored-by: Houl <anwoku@yahoo.de>
Co-authored-by: Doug Kearns <dougkearns@gmail.com>
Co-authored-by: Adri Verhoef <a3@a3.xs4all.nl>
Signed-off-by: Christian Brabandt <cb@256bit.org>
2023-09-11 20:23:11 +02:00
Doug Kearns
f787ee8451
runtime(doc): Add g:c_syntax_for_h to filetype-overrule docs
closes: #13074

Signed-off-by: Christian Brabandt <cb@256bit.org>
2023-09-11 19:50:09 +02:00
Christian Brabandt
ee17b6f70d
patch 9.0.1886: Various Typos
Problem:  Various Typos
Solution: Fix Typos

This is a collection of typo related commits.

closes: #12753
closes: #13016

Co-authored-by: Adri Verhoef <a3@a3.xs4all.nl>
Co-authored-by: zeertzjq <zeertzjq@outlook.com>
Co-authored-by: Viktor Szépe <viktor@szepe.net>
Co-authored-by: nuid64 <lvkuzvesov@proton.me>
Co-authored-by: Meng Xiangzhuo <aumo@foxmail.com>
Co-authored-by: Dominique Pellé <dominique.pelle@gmail.com>

Signed-off-by: Christian Brabandt <cb@256bit.org>
2023-09-09 11:31:38 +02:00
Yegappan Lakshmanan
7bcd25cad3
patch 9.0.1885: Vim9: no support for abstract methods
Problem:  Vim9: no support for abstract methods
Solution: Add support for defining abstract methods in an abstract class

closes: #13044
closes: #13046

Signed-off-by: Christian Brabandt <cb@256bit.org>
Co-authored-by: Yegappan Lakshmanan <yegappan@yahoo.com>
2023-09-08 19:29:31 +02:00
fritzophrenic
86cfb39030
runtime(tohtml): Update TOhtml to version 9.0v2 (#13050)
Modified behavior:
  - Change default value of g:html_use_input_for_pc from "fallback" to
    "none". This means with default settings, only the standards-based
    method to make special text unselectable is used. The old method
    relying on unspecified browser behavior for <input> tags is now only
    used if a user specifically enables it.
  - Officially deprecate g:use_xhtml option (in favor of
    g:html_use_xhtml) by issuing a warning message when used.

Bugfixes:
  - Fix issue #8547: LineNr and other special highlight groups did not
    get proper style rules defined when using "hi link".
  - Fix that diff filler was not properly added for deleted lines at the
    end of a buffer.

Other:
  - Refactored function definitions from long lists of strings to use
    :let-heredoc variable assignment instead.
  - Corrected deprecated "." string concatenation operator to ".."
    operator in more places.


Signed-off-by: Christian Brabandt <cb@256bit.org>
2023-09-08 19:20:01 +02:00
Christian Brabandt
11d2aeeca4
runtime(doc): update help tags file
Signed-off-by: Christian Brabandt <cb@256bit.org>
2023-09-06 16:39:14 +02:00
Christian Brabandt
f7ac0ef509
runtime: don't execute external commands when loading ftplugins
This is a followup to 816fbcc262687b81fc46f82f7bbeb1453addfe0c (patch
9.0.1833: [security] runtime file fixes)

It basically disables that external commands are run on loading of the
filetype plugin, **unless** the user has set the `g:plugin_exec = 1`
global variable in their configuration or for a specific filetype the
variable g:<filetype>_exec=1.

There are a few more plugins, that may execute system commands like
debchangelog, gitcommit, sh, racket, zsh, ps1 but those do at least
do not run those commands by default during loading of the filetype plugin
(there the command is mostly run as convenience for auto-completion or
to provide documentation lookup).

closes: #13034

Signed-off-by: Christian Brabandt <cb@256bit.org>
Co-authored-by: Tim Pope <vim@tpope.org>
2023-09-06 20:41:25 +02:00
Christian Brabandt
e073a8b79f
translation(it): revert permission changes for xxd manpages
Signed-off-by: Christian Brabandt <cb@256bit.org>
2023-09-04 07:58:39 +02:00
Christ van Willegen
aa90d4f031
patch 9.0.1856: issues with formatting positional arguments
Problem:  issues with formatting positional arguments
Solution: fix them, add tests and documentation

closes: #12140
closes: #12985

Signed-off-by: Christian Brabandt <cb@256bit.org>
Co-authored-by: Christ van Willegen <cvwillegen@gmail.com>
Tentatively fix message_test. Check NULL ptr.
2023-09-03 17:22:37 +02:00
h-east
71ebf3baca
patch 9.0.1855: mode() doesn't indicate command line for terminal
Problem:  mode() doesn't indicate command line for terminal
Solution: make it return 'ct' for command-line from Terminal mode

closes: #6265
closes: #13017
closes: #13018

Signed-off-by: Christian Brabandt <cb@256bit.org>
Co-authored-by: h-east <h.east.727@gmail.com>
2023-09-03 17:12:55 +02:00
Yee Cheng Chin
8b20203141
patch 9.0.1844: doc helptags may not be up to date
Problem:  doc helptags may not be up to date
Solution: Add CI jobs to verify helptags are updated

Also, re-generate the tags file with updated list so it will pass CI.

closes: #13012

Signed-off-by: Christian Brabandt <cb@256bit.org>
2023-09-02 16:04:50 +02:00
Antonio Giovanni Colombo
67b0ecf754
translation(it): updated Italian xxd manpage
Signed-off-by: Christian Brabandt <cb@256bit.org>
2023-09-02 15:12:35 +02:00
Antonio Giovanni Colombo
f3db141aed
translation(it): updated Italian translation + xxd manpage
Signed-off-by: Christian Brabandt <cb@256bit.org>
2023-09-01 22:19:37 +02:00
K.Takata
f6fc255e8d
patch 9.0.1834: Some problems with xxd coloring
Problem:  Some problems with xxd coloring
Solution: Fix the following problems:

* Support colored output on Windows.
  SetConsoleMode() is required to enable ANSI color sequences.
* Support "NO_COLOR" environment variable.
  If "NO_COLOR" is defined and not empty, colored output should be
  disabled.
  See https://no-color.org/
* "-R" should only accept "always", "never" or "auto" as the parameter.
* Adjust help and documentation. "-R" cannot omit the parameter. Remove
  surrounding brackets.

Related #12131
closes: #12997
closes: #12991
closes: #12986

Signed-off-by: Christian Brabandt <cb@256bit.org>
Co-authored-by: K.Takata <kentkt@csc.jp>
2023-09-01 18:41:04 +02:00
Antonio Giovanni Colombo
e102e44fc6
translation(it): updated Italian manpages
Signed-off-by: Christian Brabandt <cb@256bit.org>
2023-08-31 18:03:11 +02:00
Aapo Rantalainen
e2528ae111
patch 9.0.1827: xxd: no color support
Problem:  xxd: no color support
Solution: Add color support using xxd -R

Add some basic color support for xxd

The hex-value and value are both colored with the same color depending
on the hex-value, e.g.:

    0x00 = white
    0xff = blue
    printable = green
    non-printable = red
    tabs and linebreaks = yellow

Each character needs 11 more bytes to contain color. (Same color in a
row could contain only one overhead but the logic how xxd creates colums
must be then changed.) Size of colored output is increased by factor of
~6. Also grepping the output will break when colors is used.

Flag for color is "-R", because less uses "-R".

Color uses parameters auto,always,never same as less and grep (among
others).

E.g.

xxd -R always $FILE | less -R

Add some screen-tests (that currently on work on linux) to verify the
feature works as expected.

closes: #12131

Signed-off-by: Christian Brabandt <cb@256bit.org>
Co-authored-by: Aapo Rantalainen <aapo.rantalainen@gmail.com>
2023-08-31 17:58:13 +02:00
Illia Bobyr
a96d544bc3
patch 9.0.1823: Autoconf 2.69 too old
Problem:  Autoconf 2.69 too old
Solution: Migrate to Autoconf 2.71

Autoconf 2.69 is almost 10 years old.  And 2.71 is also a few years old
as well.  Should be pretty well tested by now.  It brings a lot of
improvements and there seems to be an ongoing work on autoconf 2.72
already.

This change just addresses two minor changes `autoupdate` suggested, and
then `src/auto/configure` is regenerated by running

  cd src
  make AUTOCONF=autoconf2.71 autoconf

closes: #12958

Signed-off-by: Christian Brabandt <cb@256bit.org>
Co-authored-by: Illia Bobyr <illia.bobyr@gmail.com>
2023-08-30 16:30:15 +02:00
Gianmaria Bajo
4b9777a1df
patch 9.0.1821: Vim9 constructors are always static
Problem:  Vim9 constructors are always static
Solution: make the "static" keyword an error

closes: #12945

Signed-off-by: Christian Brabandt <cb@256bit.org>
Co-authored-by: Gianmaria Bajo <mg1979.git@gmail.com>
2023-08-29 22:29:03 +02:00
Christian Brabandt
55460da26c
patch 9.0.1818: dynamically linking perl is broken
Problem:  dynamically linking perl is broken
Solution: Fix all issues

This is a combination of several commits:

1) Fix if_perl.xs not being able to build on all versions of Perl (5.30)

This fixes the dynamic builds of Perl interface. The Perl interface file
previously had to manually copy and paste misc inline functions verbatim
from the Perl headers, because we defined `PERL_NO_INLINE_FUNCTIONS`
which prevents us form getting some function definitions. The original
reason we defined it was because those inline functions would reference
Perl functions that would cause linkage errors.

This is a little fragile as every time a new version of Perl comes out,
we inevitably have to copy over new versions of inline functions to our
file, and it's also easy to miss updates to existing functions.

Instead, remove the `PERL_NO_INLINE_FUNCTIONS` define, remove the manual
copy-pasted inline functions. Simply add stub implementations of the
missing linked functions like `Perl_sv_free2` and forward them to the
DLL version of the function at runtime. There are only a few functions
that need this treatment, and it's a simple stub so there is very low
upkeep compared to copying whole implementations to the file.

Also, fix the configure script so that if we are using dynamic linkage,
we don't pass `-lperl` to the build flags, to avoid accidental external
linkage while using dynamic builds. This is similar to how Python
integration works.

2) Fix GIMME_V deprecation warnings in Perl 5.38

Just use GIMME_V, and only use GIMME when using 5.30 to avoid needing to
link Perl_block_gimme. We could provide a stub like the other linked
functions like Perl_sv_free2, but simply using GIMME is the simplest and
it has always worked before.

3) Fix Perl 5.38 issues

Fix two issues:

3.1. Perl 5.38 links against more functions in their inline headers, so we
   need to stub them too.

3.2. Perl 5.38 made Perl_get_context an inline function, but *only* for
   non-Windows build. Fix that. Note that this was happening in Vim
   currently, as it would build, but fail to run Perl code at runtime.

4) Fix Perl 5.36/5.38 when thread local is used

Perl 5.36 introduced using `_Thread_local` for the current context,
which causes inline functions to fail. Create a stub
`PL_current_context` thread local variable to satisfy the linker for
inlined functions. Note that this is going to result in a different
`PL_current_context` being used than the one used in the library, but so
far from testing it seems to work.

5) Add docs for how to build Perl for dynamic linking to work

closes: #12827
closes: #12914

Signed-off-by: Christian Brabandt <cb@256bit.org>
Co-authored-by: Yee Cheng Chin <ychin.git@gmail.com>
2023-08-29 21:31:28 +02:00