diff options
Diffstat (limited to 'usr.bin/make/lst.lib/lstConcatDestroy.c')
| -rw-r--r-- | usr.bin/make/lst.lib/lstConcatDestroy.c | 34 |
1 files changed, 17 insertions, 17 deletions
diff --git a/usr.bin/make/lst.lib/lstConcatDestroy.c b/usr.bin/make/lst.lib/lstConcatDestroy.c index e1abf31a85f..9afb730b0ae 100644 --- a/usr.bin/make/lst.lib/lstConcatDestroy.c +++ b/usr.bin/make/lst.lib/lstConcatDestroy.c @@ -1,5 +1,5 @@ /* $OpenPackages$ */ -/* $OpenBSD: lstConcatDestroy.c,v 1.7 2004/04/07 13:11:36 espie Exp $ */ +/* $OpenBSD: lstConcatDestroy.c,v 1.8 2007/07/29 13:49:54 espie Exp $ */ /* $NetBSD: lstConcat.c,v 1.6 1996/11/06 17:59:34 christos Exp $ */ /* @@ -57,21 +57,21 @@ void Lst_ConcatDestroy(Lst l1, Lst l2) { - if (l2->firstPtr != NULL) { - /* - * So long as the second list isn't empty, we just link the - * first element of the second list to the last element of the - * first list. If the first list isn't empty, we then link the - * last element of the list to the first element of the second list - * The last element of the second list, if it exists, then becomes - * the last element of the first list. - */ - l2->firstPtr->prevPtr = l1->lastPtr; - if (l1->lastPtr != NULL) - l1->lastPtr->nextPtr = l2->firstPtr; - else - l1->firstPtr = l2->firstPtr; - l1->lastPtr = l2->lastPtr; - } + if (l2->firstPtr != NULL) { + /* + * So long as the second list isn't empty, we just link the + * first element of the second list to the last element of the + * first list. If the first list isn't empty, we then link the + * last element of the list to the first element of the second + * list The last element of the second list, if it exists, then + * becomes the last element of the first list. + */ + l2->firstPtr->prevPtr = l1->lastPtr; + if (l1->lastPtr != NULL) + l1->lastPtr->nextPtr = l2->firstPtr; + else + l1->firstPtr = l2->firstPtr; + l1->lastPtr = l2->lastPtr; + } } |