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-rw-r--r--runtime/autoload/health/provider.vim40
-rw-r--r--runtime/autoload/provider/perl.vim28
2 files changed, 42 insertions, 26 deletions
diff --git a/runtime/autoload/health/provider.vim b/runtime/autoload/health/provider.vim
index 0482cb7f3c..418d7f880a 100644
--- a/runtime/autoload/health/provider.vim
+++ b/runtime/autoload/health/provider.vim
@@ -689,29 +689,31 @@ function! s:check_perl() abort
return
endif
- if !executable('perl') || !executable('cpanm')
- call health#report_warn(
- \ '`perl` and `cpanm` must be in $PATH.',
- \ ['Install Perl and cpanminus and verify that `perl` and `cpanm` commands work.'])
- return
+ let [perl_exec, perl_errors] = provider#perl#Detect()
+ if empty(perl_exec)
+ if !empty(perl_errors)
+ call health#report_error('perl provider error:', perl_errors)
+ else
+ call health#report_warn('No usable perl executable found')
+ endif
+ return
endif
- let perl_v = get(split(s:system(['perl', '-W', '-e', 'print $^V']), "\n"), 0, '')
- call health#report_info('Perl: '. perl_v)
+
+ call health#report_info('perl executable: '. perl_exec)
+
+ " we cannot use cpanm that is on the path, as it may not be for the perl
+ " set with g:perl_host_prog
+ call s:system([perl_exec, '-W', '-MApp::cpanminus', '-e', ''])
if s:shell_error
- call health#report_warn('Nvim perl host does not support '.perl_v)
- " Skip further checks, they are nonsense if perl is too old.
- return
+ return [perl_exec, '"App::cpanminus" module is not installed']
endif
- let host = provider#perl#Detect()
- if empty(host)
- call health#report_warn('Missing "Neovim::Ext" cpan module.',
- \ ['Run in shell: cpanm Neovim::Ext'])
- return
- endif
- call health#report_info('Nvim perl host: '. host)
+ let latest_cpan_cmd = [perl_exec,
+ \ '-MApp::cpanminus::fatscript', '-e',
+ \ 'my $app = App::cpanminus::script->new;
+ \ $app->parse_options ("--info", "-q", "Neovim::Ext");
+ \ exit $app->doit']
- let latest_cpan_cmd = 'cpanm --info -q Neovim::Ext'
let latest_cpan = s:system(latest_cpan_cmd)
if s:shell_error || empty(latest_cpan)
call health#report_error('Failed to run: '. latest_cpan_cmd,
@@ -735,7 +737,7 @@ function! s:check_perl() abort
return
endif
- let current_cpan_cmd = [host, '-W', '-MNeovim::Ext', '-e', 'print $Neovim::Ext::VERSION']
+ let current_cpan_cmd = [perl_exec, '-W', '-MNeovim::Ext', '-e', 'print $Neovim::Ext::VERSION']
let current_cpan = s:system(current_cpan_cmd)
if s:shell_error
call health#report_error('Failed to run: '. string(current_cpan_cmd),
diff --git a/runtime/autoload/provider/perl.vim b/runtime/autoload/provider/perl.vim
index 36ca2bbf14..24f2b018bb 100644
--- a/runtime/autoload/provider/perl.vim
+++ b/runtime/autoload/provider/perl.vim
@@ -5,15 +5,25 @@ endif
let s:loaded_perl_provider = 1
function! provider#perl#Detect() abort
- " use g:perl_host_prof if set or check if perl is on the path
+ " use g:perl_host_prog if set or check if perl is on the path
let prog = exepath(get(g:, 'perl_host_prog', 'perl'))
if empty(prog)
- return ''
+ return ['', '']
+ endif
+
+ " if perl is available, make sure we have 5.22+
+ call system([prog, '-e', 'use v5.22'])
+ if v:shell_error
+ return ['', 'Perl version is too old, 5.22+ required']
endif
" if perl is available, make sure the required module is available
call system([prog, '-W', '-MNeovim::Ext', '-e', ''])
- return v:shell_error ? '' : prog
+ if v:shell_error
+ return ['', '"Neovim::Ext" cpan module is not installed']
+ endif
+
+ return [prog, '']
endfunction
function! provider#perl#Prog() abort
@@ -46,7 +56,7 @@ function! provider#perl#Call(method, args) abort
if !exists('s:host')
try
- let s:host = remote#host#Require('perl')
+ let s:host = remote#host#Require('legacy-perl-provider')
catch
let s:err = v:exception
echohl WarningMsg
@@ -58,12 +68,16 @@ function! provider#perl#Call(method, args) abort
return call('rpcrequest', insert(insert(a:args, 'perl_'.a:method), s:host))
endfunction
-let s:err = ''
-let s:prog = provider#perl#Detect()
+let [s:prog, s:err] = provider#perl#Detect()
let g:loaded_perl_provider = empty(s:prog) ? 1 : 2
if g:loaded_perl_provider != 2
let s:err = 'Cannot find perl or the required perl module'
endif
-call remote#host#RegisterPlugin('perl-provider', 'perl', [])
+
+" The perl provider plugin will run in a separate instance of the perl
+" host.
+call remote#host#RegisterClone('legacy-perl-provider', 'perl')
+call remote#host#RegisterPlugin('legacy-perl-provider', 'ScriptHost.pm', [])
+