2 * context_foil.c -- foil search of profile and context
4 * This code is Copyright (c) 2002, by the authors of nmh. See the
5 * COPYRIGHT file in the root directory of the nmh distribution for
6 * complete copyright information.
13 * Foil search of users .mh_profile
14 * If error, return -1, else return 0
18 context_foil (char *path)
20 register struct node *np;
22 /* In fact, nobody examines defpath in code paths where
23 * it's been set by us -- the uses in the source tree are:
24 * 1 sbr/context_read.c uses it only after setting it itself
25 * 2 uip/install_mh.c uses it only after setting it itself
26 * 3 uip/mark.c print it if given the -debug switch
27 * A worthwhile piece of code cleanup would be to make 1 and
28 * 2 use a local variable and just delete 3.
30 * Similarly, context and ctxpath are not really used
31 * outside the context_* routines. It might be worth combining
32 * them into one file so the variables can be made static.
35 /* We set context to NULL to indicate that no context file
36 * is to be read. (Using /dev/null doesn't work because we
37 * would try to lock it, which causes timeouts with some
40 defpath = context = NULL;
43 * If path is given, create a minimal profile/context list
46 m_defs = (struct node *) mh_xmalloc (sizeof(*np));
49 if (!(np->n_name = strdup ("Path"))) {
50 advise (NULL, "strdup failed");
53 if (!(np->n_field = strdup (path))) {
54 advise (NULL, "strdup failed");
60 if (mypath == NULL && (mypath = getenv ("HOME")) != NULL)
61 if (!(mypath = strdup (mypath))) {
62 advise (NULL, "strdup failed");