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Avoid assertion violation in callproc.c

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* src/callproc.c (call_process): Avoid assertion violation when
DESTINATION is a cons cell '(:file . "FOO")'.  (Bug#46426)
This commit is contained in:
Eli Zaretskii 2021-02-10 20:04:26 +02:00
parent dcc00bbb19
commit d03f2a6ee9
1 changed files with 5 additions and 1 deletions
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6
src/callproc.c
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@ -394,7 +394,11 @@ call_process (ptrdiff_t nargs, Lisp_Object *args, int filefd,
/* If the buffer is (still) a list, it might be a (:file "file") spec. */
if (CONSP (buffer) && EQ (XCAR (buffer), QCfile))
{
output_file = Fexpand_file_name (XCAR (XCDR (buffer)),
Lisp_Object ofile = XCDR (buffer);
if (CONSP (ofile))
ofile = XCAR (ofile);
CHECK_STRING (ofile);
output_file = Fexpand_file_name (ofile,
BVAR (current_buffer, directory));
CHECK_STRING (output_file);
buffer = Qnil;