* context_foil.c -- foil search of profile and context
*
* $Id$
+ *
+ * This code is Copyright (c) 2002, by the authors of nmh. See the
+ * COPYRIGHT file in the root directory of the nmh distribution for
+ * complete copyright information.
*/
#include <h/mh.h>
+#include <h/utils.h>
/*
* Foil search of users .mh_profile
{
register struct node *np;
- defpath = context = "/dev/null";
+ /* In fact, nobody examines defpath in code paths where
+ * it's been set by us -- the uses in the source tree are:
+ * 1 sbr/context_read.c uses it only after setting it itself
+ * 2 uip/install_mh.c uses it only after setting it itself
+ * 3 uip/mshcmds.c and uip/mark.c print it if given the -debug switch
+ * A worthwhile piece of code cleanup would be to make 1 and
+ * 2 use a local variable and just delete 3.
+ *
+ * Similarly, context and ctxpath are not really used
+ * outside the context_* routines. It might be worth combining
+ * them into one file so the variables can be made static.
+ */
+
+ /* We set context to NULL to indicate that no context file
+ * is to be read. (Using /dev/null doesn't work because we
+ * would try to lock it, which causes timeouts with some
+ * locking methods.)
+ */
+ defpath = context = NULL;
/*
* If path is given, create a minimal profile/context list
*/
if (path) {
- if (!(m_defs = (struct node *) malloc (sizeof(*np)))) {
- advise (NULL, "unable to allocate profile storage");
- return -1;
- }
+ m_defs = (struct node *) mh_xmalloc (sizeof(*np));
np = m_defs;
if (!(np->n_name = strdup ("Path"))) {