vim-patch:8.0.1525: using :wqa exits even if a job runs in a terminal window

Problem:    Using :wqa exits even if a job runs in a terminal window. (Jason
            Felice)
Solution:   Check if a terminal has a running job. (closes vim/vim#2654)
7a76092a51

src/nvim/buffer.c

@@ -1645,10 +1645,11 @@ void no_write_message(void)
   }
 }
 
-void no_write_message_nobang(void)
+void no_write_message_nobang(const buf_T *const buf)
+  FUNC_ATTR_NONNULL_ALL
 {
-  if (curbuf->terminal
-      && channel_job_running((uint64_t)curbuf->b_p_channel)) {
+  if (buf->terminal
+      && channel_job_running((uint64_t)buf->b_p_channel)) {
     EMSG(_("E948: Job still running"));
   } else {
     EMSG(_("E37: No write since last change"));

src/nvim/ex_cmds.c

@@ -1965,7 +1965,12 @@ void do_wqall(exarg_T *eap)
   }
 
   FOR_ALL_BUFFERS(buf) {
-    if (!bufIsChanged(buf) || bt_dontwrite(buf)) {
+    if (exiting
+        && buf->terminal
+        && channel_job_running((uint64_t)buf->b_p_channel)) {
+      no_write_message_nobang(buf);
+      error++;
+    } else if (!bufIsChanged(buf) || bt_dontwrite(buf)) {
       continue;
     }
     /*

src/nvim/ex_cmds2.c

@@ -1297,7 +1297,7 @@ bool check_changed(buf_T *buf, int flags)
     if (flags & CCGD_EXCMD) {
       no_write_message();
     } else {
-      no_write_message_nobang();
+      no_write_message_nobang(curbuf);
     }
     return true;
   }

test/functional/terminal/buffer_spec.lua

@@ -6,6 +6,7 @@ local eval, feed_command, source = helpers.eval, helpers.feed_command, helpers.s
 local eq, neq = helpers.eq, helpers.neq
 local write_file = helpers.write_file
 local command= helpers.command
+local exc_exec = helpers.exc_exec
 
 describe(':terminal buffer', function()
   local screen
@@ -253,6 +254,10 @@ describe(':terminal buffer', function()
     ]])
     command('bdelete!')
   end)
+
+  it('handles wqall', function()
+    eq('Vim(wqall):E948: Job still running', exc_exec('wqall'))
+  end)
 end)
 
 describe('No heap-buffer-overflow when using', function()