mirror of
https://github.com/crosstool-ng/crosstool-ng.git
synced 2024-12-19 12:57:53 +00:00
86 lines
2.8 KiB
Diff
86 lines
2.8 KiB
Diff
grab some updates from FreeBSD
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http://bugs.gentoo.org/201979
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diff -durN glibc-2.10.1.orig/misc/sys/queue.h glibc-2.10.1/misc/sys/queue.h
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diff -durN glibc-2.10.1.orig/misc/sys/queue.h glibc-2.10.1/misc/sys/queue.h
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--- glibc-2.10.1.orig/misc/sys/queue.h 2008-03-05 06:50:30.000000000 +0100
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+++ glibc-2.10.1/misc/sys/queue.h 2009-11-13 00:49:51.000000000 +0100
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@@ -136,6 +136,11 @@
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(var); \
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(var) = ((var)->field.le_next))
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+#define LIST_FOREACH_SAFE(var, head, field, tvar) \
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+ for ((var) = LIST_FIRST((head)); \
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+ (var) && ((tvar) = LIST_NEXT((var), field), 1); \
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+ (var) = (tvar))
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+
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/*
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* List access methods.
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*/
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@@ -197,6 +202,16 @@
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#define SLIST_FOREACH(var, head, field) \
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for((var) = (head)->slh_first; (var); (var) = (var)->field.sle_next)
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+#define SLIST_FOREACH_SAFE(var, head, field, tvar) \
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+ for ((var) = SLIST_FIRST((head)); \
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+ (var) && ((tvar) = SLIST_NEXT((var), field), 1); \
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+ (var) = (tvar))
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+
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+#define SLIST_FOREACH_PREVPTR(var, varp, head, field) \
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+ for ((varp) = &SLIST_FIRST((head)); \
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+ ((var) = *(varp)) != NULL; \
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+ (varp) = &SLIST_NEXT((var), field))
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+
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/*
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* Singly-linked List access methods.
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*/
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@@ -242,6 +257,12 @@
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(head)->stqh_last = &(elm)->field.stqe_next; \
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} while (/*CONSTCOND*/0)
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+#define STAILQ_LAST(head, type, field) \
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+ (STAILQ_EMPTY((head)) ? \
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+ NULL : \
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+ ((struct type *)(void *) \
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+ ((char *)((head)->stqh_last) - __offsetof(struct type, field))))
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+
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#define STAILQ_INSERT_AFTER(head, listelm, elm, field) do { \
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if (((elm)->field.stqe_next = (listelm)->field.stqe_next) == NULL)\
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(head)->stqh_last = &(elm)->field.stqe_next; \
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@@ -271,6 +292,11 @@
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(var); \
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(var) = ((var)->field.stqe_next))
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+#define STAILQ_FOREACH_SAFE(var, head, field, tvar) \
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+ for ((var) = STAILQ_FIRST((head)); \
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+ (var) && ((tvar) = STAILQ_NEXT((var), field), 1); \
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+ (var) = (tvar))
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+
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#define STAILQ_CONCAT(head1, head2) do { \
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if (!STAILQ_EMPTY((head2))) { \
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*(head1)->stqh_last = (head2)->stqh_first; \
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@@ -437,11 +463,21 @@
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(var); \
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(var) = ((var)->field.tqe_next))
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+#define TAILQ_FOREACH_SAFE(var, head, field, tvar) \
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+ for ((var) = TAILQ_FIRST((head)); \
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+ (var) && ((tvar) = TAILQ_NEXT((var), field), 1); \
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+ (var) = (tvar))
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+
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#define TAILQ_FOREACH_REVERSE(var, head, headname, field) \
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for ((var) = (*(((struct headname *)((head)->tqh_last))->tqh_last)); \
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(var); \
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(var) = (*(((struct headname *)((var)->field.tqe_prev))->tqh_last)))
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+#define TAILQ_FOREACH_REVERSE_SAFE(var, head, headname, field, tvar) \
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+ for ((var) = TAILQ_LAST((head), headname); \
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+ (var) && ((tvar) = TAILQ_PREV((var), headname, field), 1); \
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+ (var) = (tvar))
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+
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#define TAILQ_CONCAT(head1, head2, field) do { \
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if (!TAILQ_EMPTY(head2)) { \
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*(head1)->tqh_last = (head2)->tqh_first; \
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