X-Git-Url: http://git.marmaro.de/?a=blobdiff_plain;f=sbr%2Fcontext_foil.c;h=d6c90c48b3ba89814ef22f217f2d9d74997b288e;hb=0cd75fec1902ab5540539fe8c95a071caf18f58e;hp=208c45e7af41372189e4b52960659fd728f5b929;hpb=1691e80890e5d8ba258c51c214a3e91880e1db2b;p=mmh diff --git a/sbr/context_foil.c b/sbr/context_foil.c index 208c45e..d6c90c4 100644 --- a/sbr/context_foil.c +++ b/sbr/context_foil.c @@ -3,6 +3,10 @@ * 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 @@ -17,7 +21,25 @@ context_foil (char *path) { 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