patch 9.1.0972: filetype: TI linker map files are not recognized

Commit: 
https://github.com/vim/vim/commit/5113831d16c05f3a8b47da0c6f95a641d5fc7b2e
Author: Wu, Zhenyu <wuzhe...@ustc.edu>
Date:   Sun Dec 29 15:28:46 2024 +0100

    patch 9.1.0972: filetype: TI linker map files are not recognized
    
    Problem:  filetype: TI linker map files are not recognized
    Solution: detect TI linker map files as lnkmap filetype
              (Wu, Zhenyu)
    
    References:
    
https://downloads.ti.com/docs/esd/SPRUI03A/Content/SPRUI03A_HTML/linker_description.html
    
    closes: #16324
    
    Signed-off-by: Wu, Zhenyu <wuzhe...@ustc.edu>
    Signed-off-by: Christian Brabandt <c...@256bit.org>

diff --git a/runtime/filetype.vim b/runtime/filetype.vim
index 2a11f261c..754857683 100644
--- a/runtime/filetype.vim
+++ b/runtime/filetype.vim
@@ -1493,7 +1493,12 @@ au BufNewFile,BufRead */etc/man.conf,man.config  setf 
manconf
 au BufNewFile,BufRead *.mv,*.mpl,*.mws         setf maple
 
 " Map (UMN mapserver config file)
-au BufNewFile,BufRead *.map                    setf map
+au BufNewFile,BufRead *.map
+       \ if getline(1) =~ '^\*\+$' |
+       \   setf lnkmap |
+       \ else |
+       \   setf map |
+       \ endif
 
 " Markdown
 au BufNewFile,BufRead *.markdown,*.mdown,*.mkd,*.mkdn,*.mdwn,*.md
diff --git a/runtime/ftplugin/lnkmap.vim b/runtime/ftplugin/lnkmap.vim
new file mode 100644
index 000000000..46fb070e7
--- /dev/null
+++ b/runtime/ftplugin/lnkmap.vim
@@ -0,0 +1,16 @@
+" Vim filetype plugin file
+" Language:    TI Linker map
+" Document:    
https://downloads.ti.com/docs/esd/SPRUI03A/Content/SPRUI03A_HTML/linker_description.html
+" Maintainer:  Wu, Zhenyu <wuzhe...@ustc.edu>
+" Last Change: 2024 Dec 25
+
+if exists("b:did_ftplugin")
+  finish
+endif
+
+" Don't load another plugin for this buffer
+let b:did_ftplugin = 1
+
+let b:undo_ftplugin = "setl iskeyword<"
+
+setl iskeyword+=.
diff --git a/runtime/syntax/lnkmap.vim b/runtime/syntax/lnkmap.vim
new file mode 100644
index 000000000..a1d109ef0
--- /dev/null
+++ b/runtime/syntax/lnkmap.vim
@@ -0,0 +1,35 @@
+" Vim syntax file
+" Language:    TI Linker map
+" Document:    
https://downloads.ti.com/docs/esd/SPRUI03A/Content/SPRUI03A_HTML/linker_description.html
+" Maintainer:  Wu, Zhenyu <wuzhe...@ustc.edu>
+" Last Change: 2024 Dec 25
+
+if exists("b:current_syntax")
+  finish
+endif
+
+syn match lnkmapTime                   ">> .*$"
+syn region lnkmapHeadline              start="^\*\+$" end="^\*\+$"
+syn match lnkmapHeadline               "^[A-Z][-A-Z0-9 ']*\ze\%(:\|$\)"
+syn match lnkmapSectionDelim           "^=\+$"
+syn match lnkmapTableDelim             "\%(^\|\s\)\zs---*\ze\%($\|\s\)"
+syn match lnkmapNumber                 "\%(^\|\s\)\zs[0-9a-f]\+\ze\%($\|\s\)"
+syn match lnkmapSections               '\<\.\k\+\>'
+syn match lnkmapFile                   '[^ =]\+\%(\.\S\+\)\+\>'
+syn match lnkmapLibFile                        '[^ =]\+\.lib\>'
+syn match lnkmapAttrib                 '\<[RWIX]\+\>'
+syn match lnkmapAttrib                 '\s\zs--HOLE--\ze\%\(\s\|$\)'
+syn keyword lnkmapAttrib               UNINITIALIZED
+
+
+hi def link lnkmapTime                 Comment
+hi def link lnkmapHeadline             Title
+hi def link lnkmapSectionDelim         PreProc
+hi def link lnkmapTableDelim           PreProc
+hi def link lnkmapNumber               Number
+hi def link lnkmapSections             Macro
+hi def link lnkmapFile                 String
+hi def link lnkmapLibFile              Special
+hi def link lnkmapAttrib               Type
+
+let b:current_syntax = "lnkmap"
diff --git a/src/testdir/test_filetype.vim b/src/testdir/test_filetype.vim
index f449d0d86..0f05d19df 100644
--- a/src/testdir/test_filetype.vim
+++ b/src/testdir/test_filetype.vim
@@ -463,7 +463,6 @@ def s:GetFilenameChecks(): dict<list<string>>
     mallard: ['file.page'],
     man: ['file.man'],
     manconf: ['/etc/man.conf', 'man.config', 'any/etc/man.conf'],
-    map: ['file.map'],
     maple: ['file.mv', 'file.mpl', 'file.mws'],
     markdown: ['file.markdown', 'file.mdown', 'file.mkd', 'file.mkdn', 
'file.mdwn', 'file.md'],
     masm: ['file.masm'],
@@ -2774,6 +2773,24 @@ func Test_make_file()
   filetype off
 endfunc
 
+func Test_map_file()
+  filetype on
+
+  " TI linker map file
+  call 
writefile(['******************************************************************************',
 '               TMS320C6x Linker Unix v7.4.24                   ', 
'******************************************************************************'],
 'Xfile.map', 'D')
+  split Xfile.map
+  call assert_equal('lnkmap', &filetype)
+  bwipe!
+
+  " TI linker map file
+  call writefile(['MAP', 'NAME "local-demo"', 'END'], 'Xfile.map', 'D')
+  split Xfile.map
+  call assert_equal('map', &filetype)
+  bwipe!
+
+  filetype off
+endfunc
+
 func Test_org_file()
   filetype on
 
diff --git a/src/version.c b/src/version.c
index b1ce2cce0..18a736c6e 100644
--- a/src/version.c
+++ b/src/version.c
@@ -704,6 +704,8 @@ static char *(features[]) =
 
 static int included_patches[] =
 {   /* Add new patch number below this line */
+/**/
+    972,
 /**/
     971,
 /**/

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