vim-patch:9.1.1535: the maximum search count uses hard-coded value 99 (#34873)

Problem:  The maximum search count uses a hard-coded value of 99
          (Andres Monge, Joschua Kesper)
Solution: Make it configurable using the 'maxsearchcount' option.

related: vim/vim#8855
fixes: vim/vim#17527
closes: vim/vim#17695

b7b7fa04bf

Co-authored-by: Christian Brabandt <cb@256bit.org>

runtime/doc/news.txt

@@ -233,6 +233,7 @@ OPTIONS
 • 'completeopt' flag "nearset" sorts completion results by distance to cursor.
 • 'diffopt' `inline:` configures diff highlighting for changes within a line.
 • 'grepformat' is now a |global-local| option.
+• 'maxsearchcount' sets maximum value for |searchcount()| and defaults to 999.
 • 'pummaxwidth' sets maximum width for the completion popup menu.
 • 'winborder' "bold" style, custom border style.
 • |g:clipboard| accepts a string name to force any builtin clipboard tool.
@@ -296,7 +297,6 @@ These existing features changed their behavior.
 • 'spellfile' location defaults to `stdpath("data").."/site/spell/"` instead of
   the first writable directory in 'runtimepath'.
 • |vim.version.range()| doesn't exclude `to` if it is equal to `from`.
-• |searchcount()|'s maximal value is raised from 99 to 999.
 
 ==============================================================================
 REMOVED FEATURES                                                 *news-removed*

runtime/doc/options.txt

@@ -4286,6 +4286,15 @@ A jump table for the options with a short description can be found at |Q_op|.
 	Vim may run out of memory before hitting the 'maxmempattern' limit, in
 	which case you get an "Out of memory" error instead.
 
+					*'maxsearchcount'* *'msc'*
+'maxsearchcount' 'msc'	number	(default 999)
+			global
+	Maximum number of matches shown for the search count status |shm-S|
+	When the number of matches exceeds this value, Vim shows ">" instead
+	of the exact count to keep searching fast.
+	Note: larger values may impact performance.
+	The value must be between 1 and 9999.
+
 						*'menuitems'* *'mis'*
 'menuitems' 'mis'	number	(default 25)
 			global
@@ -5681,7 +5690,8 @@ A jump table for the options with a short description can be found at |Q_op|.
 		is shown), the "search hit BOTTOM, continuing at TOP" and
 		"search hit TOP, continuing at BOTTOM" messages are only
 		indicated by a "W" (Mnemonic: Wrapped) letter before the
-		search count statistics.
+		search count statistics.  The maximum limit can be set with
+		the 'maxsearchcount' option.
 
 	This gives you the opportunity to avoid that a change between buffers
 	requires you to hit <Enter>, but still gives as useful a message as

runtime/doc/pattern.txt

@@ -176,6 +176,7 @@ The following options affect how a search is performed in Vim:
     'ignorecase'	ignore case when searching
     'imsearch'		use IME when entering the search pattern
     'incsearch'		show matches incrementally as the pattern is typed
+    'maxsearchcount'	maximum number for the search count |shm-S|
     'shortmess'		suppress messages |shm-s|; show search count |shm-S|
     'smartcase'		override 'ignorecase' if pattern contains uppercase
     'wrapscan'		continue searching from the start of the file

runtime/doc/vim_diff.txt

@@ -69,6 +69,7 @@ Defaults                                            *defaults* *nvim-defaults*
 - 'langremap' is disabled
 - 'laststatus' defaults to 2 (statusline is always shown)
 - 'listchars' defaults to "tab:> ,trail:-,nbsp:+"
+- 'maxsearchcount' defaults t0 999
 - 'mouse' defaults to "nvi", see |default-mouse| for details
 - 'mousemodel' defaults to "popup_setpos"
 - 'nrformats' defaults to "bin,hex"
@@ -340,7 +341,6 @@ Functions:
 - |matchadd()| can be called before highlight group is defined
 - |tempname()| tries to recover if the Nvim |tempdir| disappears.
 - |writefile()| with "p" flag creates parent directories.
-- |searchcount()|'s maximal value is raised from 99 to 999.
 - |prompt_getinput()|
 
 Highlight groups:

runtime/lua/vim/_meta/options.lua

@@ -4351,6 +4351,18 @@ vim.o.mmp = vim.o.maxmempattern
 vim.go.maxmempattern = vim.o.maxmempattern
 vim.go.mmp = vim.go.maxmempattern
 
+--- Maximum number of matches shown for the search count status `shm-S`
+--- When the number of matches exceeds this value, Vim shows ">" instead
+--- of the exact count to keep searching fast.
+--- Note: larger values may impact performance.
+--- The value must be between 1 and 9999.
+---
+--- @type integer
+vim.o.maxsearchcount = 999
+vim.o.msc = vim.o.maxsearchcount
+vim.go.maxsearchcount = vim.o.maxsearchcount
+vim.go.msc = vim.go.maxsearchcount
+
 --- Maximum number of items to use in a menu.  Used for menus that are
 --- generated from a list of items, e.g., the Buffers menu.  Changing this
 --- option has no direct effect, the menu must be refreshed first.
@@ -6004,7 +6016,8 @@ vim.bo.sw = vim.bo.shiftwidth
 --- 	is shown), the "search hit BOTTOM, continuing at TOP" and
 --- 	"search hit TOP, continuing at BOTTOM" messages are only
 --- 	indicated by a "W" (Mnemonic: Wrapped) letter before the
---- 	search count statistics.
+--- 	search count statistics.  The maximum limit can be set with
+--- 	the 'maxsearchcount' option.
 ---
 --- This gives you the opportunity to avoid that a change between buffers
 --- requires you to hit <Enter>, but still gives as useful a message as

runtime/optwin.vim

@@ -1,7 +1,7 @@
 " These commands create the option window.
 "
 " Maintainer:	The Vim Project <https://github.com/vim/vim>
-" Last Change:	2025 Apr 24
+" Last Change:	2025 Jul 10
 " Former Maintainer:	Bram Moolenaar <Bram@vim.org>
 
 " If there already is an option window, jump to that one.
@@ -261,6 +261,8 @@ call <SID>AddOption("ignorecase", gettext("ignore case when using a search patte
 call <SID>BinOptionG("ic", &ic)
 call <SID>AddOption("smartcase", gettext("override 'ignorecase' when pattern has upper case characters"))
 call <SID>BinOptionG("scs", &scs)
+call <SID>AddOption("maxsearchcount", gettext("Maximum number for the search count feature"))
+call <SID>OptionG("msc", &msc)
 call <SID>AddOption("casemap", gettext("what method to use for changing case of letters"))
 call <SID>OptionG("cmp", &cmp)
 call <SID>AddOption("maxmempattern", gettext("maximum amount of memory in Kbyte used for pattern matching"))