[elpa] externals/org c1fa5ea: Merge branch 'maint'

[ELPA Syncer]

branch: externals/org
commit c1fa5ea76f175e8bf8e466b4f47fca87176e5b0c
Merge: a9f38b1 5450d64
Author: Kyle Meyer <kyle@kyleam.com>
Commit: Kyle Meyer <kyle@kyleam.com>

    Merge branch 'maint'
---
 lisp/ob-exp.el              |  7 +++++--
 lisp/org.el                 | 16 +++++++++++++++-
 testing/lisp/test-ob-exp.el |  8 ++++++++
 3 files changed, 28 insertions(+), 3 deletions(-)

diff --git a/lisp/ob-exp.el b/lisp/ob-exp.el
index e851ff6..c579080 100644
--- a/lisp/ob-exp.el
+++ b/lisp/ob-exp.el
@@ -216,8 +216,11 @@ this template."
                             (delete-region begin end)
                             (insert replacement)))))
                      ((or `babel-call `inline-babel-call)
-                      (org-babel-exp-do-export (org-babel-lob-get-info element)
-                                               'lob)
+                       (org-babel-exp-do-export
+                        (or (org-babel-lob-get-info element)
+                            (user-error "Unknown Babel reference: %s"
+                                        (org-element-property :call element)))
+                        'lob)
                       (let ((rep
                              (org-fill-template
                               org-babel-exp-call-line-template
diff --git a/lisp/org.el b/lisp/org.el
index 4db2dbe..c58708a 100644
--- a/lisp/org.el
+++ b/lisp/org.el
@@ -8768,7 +8768,21 @@ If the file does not exist, throw an error."
 
       (save-window-excursion
        (message "Running %s...done" cmd)
-       (start-process-shell-command cmd nil cmd)
+        ;; Handlers such as "gio open" and kde-open5 start viewer in background
+        ;; and exit immediately.  Avoid `start-process' since it assumes
+        ;; :connection-type 'pty and kills children processes with SIGHUP
+        ;; when temporary terminal session is finished.
+        (make-process
+         :name "org-open-file" :connection-type 'pipe :noquery t
+         :buffer nil ; use "*Messages*" for debugging
+         :sentinel (lambda (proc event)
+                     (when (and (memq (process-status proc) '(exit signal))
+                                (/= (process-exit-status proc) 0))
+                       (message
+                        "Command %s: %s."
+                        (mapconcat #'identity (process-command proc) " ")
+                        (substring event 0 -1))))
+         :command (list shell-file-name shell-command-switch cmd))
        (and (boundp 'org-wait) (numberp org-wait) (sit-for org-wait))))
      ((or (stringp cmd)
          (eq cmd 'emacs))
diff --git a/testing/lisp/test-ob-exp.el b/testing/lisp/test-ob-exp.el
index f6be51f..9581f28 100644
--- a/testing/lisp/test-ob-exp.el
+++ b/testing/lisp/test-ob-exp.el
@@ -585,6 +585,14 @@ src_emacs-lisp{(+ 1 1)}"
              (org-babel-exp-process-buffer))
            (buffer-string)))))
 
+(ert-deftest ob-exp/unknown-call-reference ()
+  "Test exporting with a call that references an unknown name."
+  (should-error
+   (org-test-with-temp-text
+       "call_foo()"
+     (let ((org-export-use-babel t))
+       (org-babel-exp-process-buffer)))
+   :type 'user-error))
 
 (provide 'test-ob-exp)