Patch 9.0.0217
Problem:    'shellslash' works differently when sourcing a script again.
Solution:   Use the name from the script item. (closes #10920)
Files:      src/scriptfile.c, src/testdir/test_expand_func.vim


*** ../vim-9.0.0216/src/scriptfile.c    2022-06-29 12:54:48.068572061 +0100
--- src/scriptfile.c    2022-08-15 17:51:29.489198179 +0100
***************
*** 1534,1543 ****
      cookie.level = ex_nesting_level;
  #endif
  
-     // Keep the sourcing name/lnum, for recursive calls.
-     estack_push(ETYPE_SCRIPT, fname_exp, 0);
-     ESTACK_CHECK_SETUP
- 
  #ifdef STARTUPTIME
      if (time_fd != NULL)
        time_push(&tv_rel, &tv_start);
--- 1534,1539 ----
***************
*** 1630,1635 ****
--- 1626,1635 ----
        si->sn_is_vimrc = is_vimrc;
      }
  
+     // Keep the sourcing name/lnum, for recursive calls.
+     estack_push(ETYPE_SCRIPT, si->sn_name, 0);
+     ESTACK_CHECK_SETUP
+ 
  # ifdef FEAT_PROFILE
      if (do_profiling == PROF_YES)
      {
*** ../vim-9.0.0216/src/testdir/test_expand_func.vim    2022-04-28 
19:06:24.000000000 +0100
--- src/testdir/test_expand_func.vim    2022-08-15 17:51:29.489198179 +0100
***************
*** 41,47 ****
    call assert_match('test_expand_func\.vim$', s:sfile)
    let expected = 'script .*testdir/runtest.vim\[\d\+\]\.\.function 
RunTheTest\[\d\+\]\.\.Test_expand_sfile_and_stack'
    call assert_match(expected .. '$', expand('<sfile>'))
!   call assert_match(expected .. '\[4\]' , expand('<stack>'))
  
    " Call in script-local function
    call assert_match('script .*testdir/runtest.vim\[\d\+\]\.\.function 
RunTheTest\[\d\+\]\.\.Test_expand_sfile_and_stack\[7\]\.\.<SNR>\d\+_expand_sfile$',
 s:expand_sfile())
--- 41,47 ----
    call assert_match('test_expand_func\.vim$', s:sfile)
    let expected = 'script .*testdir/runtest.vim\[\d\+\]\.\.function 
RunTheTest\[\d\+\]\.\.Test_expand_sfile_and_stack'
    call assert_match(expected .. '$', expand('<sfile>'))
!   call assert_match(expected .. '\[4\]$' , expand('<stack>'))
  
    " Call in script-local function
    call assert_match('script .*testdir/runtest.vim\[\d\+\]\.\.function 
RunTheTest\[\d\+\]\.\.Test_expand_sfile_and_stack\[7\]\.\.<SNR>\d\+_expand_sfile$',
 s:expand_sfile())
***************
*** 59,65 ****
--- 59,90 ----
    call writefile(lines, 'Xstack')
    source Xstack
    call assert_match('\<Xstack\[2\]$', g:stack_value)
+   unlet g:stack_value
    call delete('Xstack')
+ 
+   if exists('+shellslash')
+     call mkdir('Xshellslash')
+     let lines =<< trim END
+       let g:stack1 = expand('<stack>')
+       set noshellslash
+       let g:stack2 = expand('<stack>')
+       set shellslash
+       let g:stack3 = expand('<stack>')
+     END
+     call writefile(lines, 'Xshellslash/Xstack')
+     " Test that changing 'shellslash' always affects the result of expand()
+     " when sourcing a script multiple times.
+     for i in range(2)
+       source Xshellslash/Xstack
+       call assert_match('\<Xshellslash/Xstack\[1\]$', g:stack1)
+       call assert_match('\<Xshellslash\\Xstack\[3\]$', g:stack2)
+       call assert_match('\<Xshellslash/Xstack\[5\]$', g:stack3)
+       unlet g:stack1
+       unlet g:stack2
+       unlet g:stack3
+     endfor
+     call delete('Xshellslash', 'rf')
+   endif
  endfunc
  
  func Test_expand_slnum()
*** ../vim-9.0.0216/src/version.c       2022-08-15 17:28:23.660240894 +0100
--- src/version.c       2022-08-15 17:52:39.209091278 +0100
***************
*** 737,738 ****
--- 737,740 ----
  {   /* Add new patch number below this line */
+ /**/
+     217,
  /**/

-- 
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GUARD #1:  Oh, yeah, an African swallow maybe, but not a European swallow,
           that's my point.
GUARD #2:  Oh, yeah, I agree with that...
                                  The Quest for the Holy Grail (Monty Python)

 /// Bram Moolenaar -- [email protected] -- http://www.Moolenaar.net   \\\
///                                                                      \\\
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