Does nobody know how to write a linked list properly? I mean seriously!

git-svn-id: https://origsvn.digium.com/svn/asterisk/trunk@17183 65c4cc65-6c06-0410-ace0-fbb531ad65f3
This commit is contained in:
Mark Spencer 2006-04-04 05:53:48 +00:00
parent bf4b484e62
commit f11fb65262

View file

@ -478,11 +478,13 @@ struct { \
(head)->last = NULL; \
} else { \
typeof(elm) curelm = (head)->first; \
while (curelm->field.next != (elm)) \
while (curelm && (curelm->field.next != (elm))) \
curelm = curelm->field.next; \
curelm->field.next = (elm)->field.next; \
if ((head)->last == (elm)) \
(head)->last = curelm; \
if (curelm) { \
curelm->field.next = (elm)->field.next; \
if ((head)->last == (elm)) \
(head)->last = curelm; \
} \
} \
} while (0)