X-Git-Url: https://diplodocus.org/git/nmh/blobdiff_plain/1691e80890e5d8ba258c51c214a3e91880e1db2b..73e69ca3599cd99c7ad689773ea6623354a1a0f6:/sbr/context_replace.c

diff --git a/sbr/context_replace.c b/sbr/context_replace.c
index 435127b2..0e9e1146 100644
--- a/sbr/context_replace.c
+++ b/sbr/context_replace.c
@@ -2,10 +2,13 @@
 /*
  * context_replace.c -- add/replace an entry in the context/profile list
  *
- * $Id$
+ * 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>
 
 
 void
@@ -13,18 +16,12 @@ context_replace (char *key, char *value)
 {
     register struct node *np;
 
-    /* sanity check - check that context has been read */
-    if (defpath == NULL)
-	adios (NULL, "oops, context hasn't been read yet");
-
     /*
-     * If list is emtpy, allocate head of profile/context list.
+     * If list is empty, allocate head of profile/context list.
      */
     if (!m_defs) {
-	if (!(m_defs = (struct node *) malloc (sizeof(*np))))
-	    adios (NULL, "unable to allocate profile storage");
-
-	np = m_defs;
+	NEW(np);
+        m_defs = np;
 	np->n_name = getcpy (key);
 	np->n_field = getcpy (value);
 	np->n_context = 1;
@@ -38,7 +35,7 @@ context_replace (char *key, char *value)
      * this key, and replace its value if found.
      */
     for (np = m_defs;; np = np->n_next) {
-	if (!strcasecmp (np->n_name, key)) {
+	if (!strcasecmp (np->n_name ? np->n_name : "", key ? key : "")) {
 	    if (strcmp (value, np->n_field)) {
 		if (!np->n_context)
 		    admonish (NULL, "bug: context_replace(key=\"%s\",value=\"%s\")", key, value);
@@ -56,10 +53,7 @@ context_replace (char *key, char *value)
     /*
      * Else add this new entry at the end
      */
-    np->n_next = (struct node *) malloc (sizeof(*np));
-    if (!np->n_next)
-	adios (NULL, "unable to allocate profile storage");
-
+    NEW(np->n_next);
     np = np->n_next;
     np->n_name = getcpy (key);
     np->n_field = getcpy (value);