Merge pull request #14619 from janlazo/vim-8.2.2772

vim-patch:8.2.{2772,2778}

runtime/doc/options.txt

@@ -5052,6 +5052,7 @@ A jump table for the options with a short description can be found at |Q_op|.
 			global values for local options)
 	   options	all options and mappings (also global values for local
 			options)
+	   skiprtp	exclude 'runtimepath' and 'packpath' from the options
 	   resize	size of the Vim window: 'lines' and 'columns'
 	   sesdir	the directory in which the session file is located
 			will become the current directory (useful with

src/nvim/ex_session.c

@@ -937,11 +937,13 @@ void ex_mkrc(exarg_T *eap)
 
     if (!view_session || (eap->cmdidx == CMD_mksession
                           && (*flagp & SSOP_OPTIONS))) {
-      failed |= (makemap(fd, NULL) == FAIL
+      int flags = OPT_GLOBAL;
-                 || makeset(fd, OPT_GLOBAL, false) == FAIL);
+
-      if (p_hls && fprintf(fd, "%s", "set hlsearch\n") < 0) {
+      if (eap->cmdidx == CMD_mksession && (*flagp & SSOP_SKIP_RTP)) {
-        failed = true;
+        flags |= OPT_SKIPRTP;
       }
+      failed |= (makemap(fd, NULL) == FAIL
+                 || makeset(fd, flags, false) == FAIL);
     }
 
     if (!failed && view_session) {
@@ -1002,6 +1004,9 @@ void ex_mkrc(exarg_T *eap)
           < 0) {
         failed = true;
       }
+      if (p_hls && fprintf(fd, "%s", "set hlsearch\n") < 0) {
+        failed = true;
+      }
       if (no_hlsearch && fprintf(fd, "%s", "nohlsearch\n") < 0) {
         failed = true;
       }

src/nvim/option.c

@@ -5232,6 +5232,11 @@ int makeset(FILE *fd, int opt_flags, int local_only)
           continue;
         }
 
+        if ((opt_flags & OPT_SKIPRTP)
+            && (p->var == (char_u *)&p_rtp || p->var == (char_u *)&p_pp)) {
+          continue;
+        }
+
         round = 2;
         if (p->indir != PV_NONE) {
           if (p->var == VAR_WIN) {

src/nvim/option.h

@@ -19,6 +19,9 @@ typedef enum {
   OPT_MODELINE = 8,   ///< Option in modeline.
   OPT_WINONLY  = 16,  ///< Only set window-local options.
   OPT_NOWIN    = 32,  ///< Don’t set window-local options.
+  OPT_ONECOLUMN = 64,  ///< list options one per line
+  OPT_NO_REDRAW = 128,  ///< ignore redraw flags on option
+  OPT_SKIPRTP = 256,  ///< "skiprtp" in 'sessionoptions'
 } OptionFlags;
 
 #ifdef INCLUDE_GENERATED_DECLARATIONS

src/nvim/option_defs.h

@@ -572,11 +572,12 @@ EXTERN char_u   *p_slm;         // 'selectmode'
 EXTERN char_u   *p_ssop;        // 'sessionoptions'
 EXTERN unsigned ssop_flags;
 # ifdef IN_OPTION_C
-// Also used for 'viewoptions'!
+// Also used for 'viewoptions'!  Keep in sync with SSOP_ flags.
 static char *(p_ssop_values[]) = {
   "buffers", "winpos", "resize", "winsize",
   "localoptions", "options", "help", "blank", "globals", "slash", "unix",
-  "sesdir", "curdir", "folds", "cursor", "tabpages", NULL
+  "sesdir", "curdir", "folds", "cursor", "tabpages", "terminal", "skiprtp",
+  NULL
 };
 # endif
 # define SSOP_BUFFERS           0x001
@@ -595,6 +596,8 @@ static char *(p_ssop_values[]) = {
 # define SSOP_FOLDS             0x2000
 # define SSOP_CURSOR            0x4000
 # define SSOP_TABPAGES          0x8000
+# define SSOP_TERMINAL          0x10000
+# define SSOP_SKIP_RTP          0x20000
 
 EXTERN char_u   *p_sh;          // 'shell'
 EXTERN char_u   *p_shcf;        // 'shellcmdflag'

test/functional/legacy/mksession_spec.lua

@@ -0,0 +1,42 @@
+local helpers = require('test.functional.helpers')(after_each)
+local clear = helpers.clear
+local command = helpers.command
+local funcs = helpers.funcs
+local eq = helpers.eq
+
+describe('mksession', function()
+  before_each(clear)
+
+  after_each(function()
+    os.remove('Xtest_mks.out')
+  end)
+
+  it('supports "skiprtp" value', function()
+    command('set sessionoptions&vi')
+    command('set rtp+=$HOME')
+    command('set pp+=$HOME')
+    command('mksession! Xtest_mks.out')
+    local found_rtp = 0
+    local found_pp = 0
+    for _, line in pairs(funcs.readfile('Xtest_mks.out', 'b')) do
+      if line:find('set runtimepath') then
+        found_rtp = found_rtp + 1
+      end
+      if line:find('set packpath') then
+        found_pp = found_pp + 1
+      end
+    end
+    eq(1, found_rtp)
+    eq(1, found_pp)
+
+    command('set sessionoptions+=skiprtp')
+    command('mksession! Xtest_mks.out')
+    local found_rtp_or_pp = 0
+    for _, line in pairs(funcs.readfile('Xtest_mks.out', 'b')) do
+      if line:find('set runtimepath') or line:find('set packpath') then
+        found_rtp_or_pp = found_rtp_or_pp + 1
+      end
+    end
+    eq(0, found_rtp_or_pp)
+  end)
+end)