PVS/V618: fix printf-style args #11888

We intentionally do not translate API errors. 
ref: https://github.com/neovim/neovim/issues/6150

src/nvim/api/buffer.c

@@ -1123,7 +1123,7 @@ ArrayOf(Integer) nvim_buf_get_extmark_by_id(Buffer buffer, Integer ns_id,
   }
 
   if (!ns_initialized((uint64_t)ns_id)) {
-    api_set_error(err, kErrorTypeValidation, _("Invalid ns_id"));
+    api_set_error(err, kErrorTypeValidation, "Invalid ns_id");
     return rv;
   }
 
@@ -1190,7 +1190,7 @@ Array nvim_buf_get_extmarks(Buffer buffer, Integer ns_id, Object start,
   }
 
   if (!ns_initialized((uint64_t)ns_id)) {
-    api_set_error(err, kErrorTypeValidation, _("Invalid ns_id"));
+    api_set_error(err, kErrorTypeValidation, "Invalid ns_id");
     return rv;
   }
   Integer limit = -1;
@@ -1280,7 +1280,7 @@ Integer nvim_buf_set_extmark(Buffer buffer, Integer ns_id, Integer id,
   }
 
   if (!ns_initialized((uint64_t)ns_id)) {
-    api_set_error(err, kErrorTypeValidation, _("Invalid ns_id"));
+    api_set_error(err, kErrorTypeValidation, "Invalid ns_id");
     return 0;
   }
 
@@ -1308,7 +1308,7 @@ Integer nvim_buf_set_extmark(Buffer buffer, Integer ns_id, Integer id,
   if (id >= 0) {
     id_num = (uint64_t)id;
   } else {
-    api_set_error(err, kErrorTypeValidation, _("Invalid mark id"));
+    api_set_error(err, kErrorTypeValidation, "Invalid mark id");
     return 0;
   }
 
@@ -1337,7 +1337,7 @@ Boolean nvim_buf_del_extmark(Buffer buffer,
     return false;
   }
   if (!ns_initialized((uint64_t)ns_id)) {
-    api_set_error(err, kErrorTypeValidation, _("Invalid ns_id"));
+    api_set_error(err, kErrorTypeValidation, "Invalid ns_id");
     return false;
   }
 
@@ -1655,7 +1655,7 @@ Integer nvim__buf_add_decoration(Buffer buffer, Integer ns_id, String hl_group,
   }
 
   if (!ns_initialized((uint64_t)ns_id)) {
-    api_set_error(err, kErrorTypeValidation, _("Invalid ns_id"));
+    api_set_error(err, kErrorTypeValidation, "Invalid ns_id");
     return 0;
   }
 

src/nvim/api/private/helpers.c

@@ -1544,7 +1544,7 @@ bool extmark_get_index_from_obj(buf_T *buf, Integer ns_id, Object obj, int
         *col = MAXCOL;
         return true;
     } else if (id < 0) {
-      api_set_error(err, kErrorTypeValidation, _("Mark id must be positive"));
+      api_set_error(err, kErrorTypeValidation, "Mark id must be positive");
       return false;
     }
 
@@ -1554,7 +1554,7 @@ bool extmark_get_index_from_obj(buf_T *buf, Integer ns_id, Object obj, int
       *col = extmark.col;
       return true;
     } else {
-      api_set_error(err, kErrorTypeValidation, _("No mark with requested id"));
+      api_set_error(err, kErrorTypeValidation, "No mark with requested id");
       return false;
     }
 
@@ -1565,7 +1565,7 @@ bool extmark_get_index_from_obj(buf_T *buf, Integer ns_id, Object obj, int
         || pos.items[0].type != kObjectTypeInteger
         || pos.items[1].type != kObjectTypeInteger) {
       api_set_error(err, kErrorTypeValidation,
-                    _("Position must have 2 integer elements"));
+                    "Position must have 2 integer elements");
       return false;
     }
     Integer pos_row = pos.items[0].data.integer;
@@ -1575,7 +1575,7 @@ bool extmark_get_index_from_obj(buf_T *buf, Integer ns_id, Object obj, int
     return true;
   } else {
     api_set_error(err, kErrorTypeValidation,
-                  _("Position must be a mark id Integer or position Array"));
+                  "Position must be a mark id Integer or position Array");
     return false;
   }
 }

src/nvim/edit.c

@@ -4083,7 +4083,7 @@ static int ins_compl_get_exp(pos_T *ini)
           type = CTRL_X_PATH_DEFINES;
         else if (*e_cpt == ']' || *e_cpt == 't') {
           type = CTRL_X_TAGS;
-          vim_snprintf((char *)IObuff, IOSIZE, _("Scanning tags."));
+          vim_snprintf((char *)IObuff, IOSIZE, "%s", _("Scanning tags."));
           (void)msg_trunc_attr(IObuff, true, HL_ATTR(HLF_R));
         } else {
           type = -1;

src/nvim/ex_getln.c

@@ -2701,7 +2701,7 @@ static bool color_cmdline(CmdlineInfo *colored_ccline)
     goto color_cmdline_error;
   }
   if (tv.v_type != VAR_LIST) {
-    PRINT_ERRMSG(_("E5400: Callback should return list"));
+    PRINT_ERRMSG("%s", _("E5400: Callback should return list"));
     goto color_cmdline_error;
   }
   if (tv.vval.v_list == NULL) {