The METIS interface from Scotch may segfault if passed NULL to indicate a
default parameter, so use the older calling style.

--- a/SRC/get_perm_c.c	2014-05-16 23:38:30.070835316 -0500
+++ b/SRC/get_perm_c.c	2014-05-16 23:39:04.582836211 -0500
@@ -70,11 +70,13 @@
 #else
 
     /* Earlier version 3.x.x */
-    /* METIS_NodeND(&nm, b_colptr, b_rowind, &numflag, metis_options,
-       perm, iperm);*/
+    METIS_NodeND(&nm, b_colptr, b_rowind, &numflag, metis_options,
+                 perm, iperm);
 
     /* Latest version 4.x.x */
+#if 0
     METIS_NodeND(&nm, b_colptr, b_rowind, NULL, NULL, perm, iperm);
+#endif
 
     /*check_perm_dist("metis perm",  n, perm);*/
 #endif
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<tr><td><span title='2022-09-24 14:15:47 +0200'>2022-09-24</span></td><td><a href='/guix/commit/gnu/installer/tests.scm?id=f38e91a84c7d5ca72ddfccdf0ed8a3f0917054c0'>installer: tests: Fix typo.</a><span class='msg-avail'>...<span class='msg-tooltip'>* gnu/installer/tests.scm (edit-configuration-file): Fix it.
</span></span></td><td>Mathieu Othacehe</td></tr>
<tr><td><span title='2022-09-24 12:48:16 +0200'>2022-09-24</span></td><td><a href='/guix/commit/gnu/installer/tests.scm?id=fe4663ae2476cb527d4f1f49ff8fa077d43f7251'>installer: Fix configuration edition during testing.</a><span class='msg-avail'>...<span class='msg-tooltip'>When the configuration is edited, it looks like there are some leftover
fragments from the input configuration:

Example content of config.scm after edition:

  #:imported-modules
  '((gnu services herd)
    (guix build utils)
    (guix combinators)))

unted".  The unique
  ;; file system identifiers there ("UUIDs") can be obtained
  ;; by running 'blkid' in a terminal.

...

This is strange because call-with-output-file uses the O_TRUNC flag which
resets the file size to zero. Remove the configuration file before writing it
as a work-around.

* gnu/installer/tests.scm (edit-configuration-file): Remove the configuration
file before re-writing it.
</span></span></td><td>Mathieu Othacehe</td></tr>