diff options
Diffstat (limited to 'libpipe/pq.h')
| -rw-r--r-- | libpipe/pq.h | 23 |
1 files changed, 14 insertions, 9 deletions
diff --git a/libpipe/pq.h b/libpipe/pq.h index abd193f8..b98c8b19 100644 --- a/libpipe/pq.h +++ b/libpipe/pq.h @@ -1,6 +1,6 @@ /* Packet queues - Copyright (C) 1995 Free Software Foundation, Inc. + Copyright (C) 1995, 1996 Free Software Foundation, Inc. Written by Miles Bader <miles@gnu.ai.mit.edu> @@ -25,6 +25,11 @@ #include <stddef.h> /* for size_t */ #include <string.h> #include <mach/mach.h> + +#ifndef PQ_EI +#define PQ_EI extern inline +#endif + struct packet { @@ -66,7 +71,7 @@ error_t packet_set_ports (struct packet *packet, void packet_dealloc_ports (struct packet *packet); /* Returns the number of bytes of data in PACKET. */ -extern inline size_t +PQ_EI size_t packet_readable (struct packet *packet) { return packet->buf_end - packet->buf_start; @@ -91,7 +96,7 @@ error_t packet_read_ports (struct packet *packet, /* Return the source addressd in PACKET in SOURCE, deallocating it from PACKET. */ -extern inline void +PQ_EI void packet_read_source (struct packet *packet, void **source) { *source = packet->source; @@ -122,7 +127,7 @@ error_t packet_realloc (struct packet *packet, size_t new_len); /* Try to make space in PACKET for AMOUNT more bytes without growing the buffer, returning true if we could do it. */ -extern inline int +PQ_EI int packet_fit (struct packet *packet, size_t amount) { char *buf = packet->buf, *end = packet->buf_end; @@ -154,7 +159,7 @@ packet_fit (struct packet *packet, size_t amount) /* Make sure that PACKET has room for at least AMOUNT more bytes, or return the reason why not. */ -extern inline error_t +PQ_EI error_t packet_ensure (struct packet *packet, size_t amount) { if (! packet_fit (packet, amount)) @@ -171,7 +176,7 @@ packet_ensure (struct packet *packet, size_t amount) it can be done efficiently, e.g., the packet can be grown in place, rather than moving the contents (or there is little enough data so that copying it is OK). True is returned if room was made, false otherwise. */ -extern inline int +PQ_EI int packet_ensure_efficiently (struct packet *packet, size_t amount) { if (! packet_fit (packet, amount)) @@ -199,7 +204,7 @@ struct packet *pq_queue (struct pq *pq, unsigned type, void *source); /* Returns the tail of the packet queue PQ, which may mean pushing a new packet if TYPE and SOURCE do not match the current tail, or this is the first packet. */ -extern inline struct packet * +PQ_EI struct packet * pq_tail (struct pq *pq, unsigned type, void *source) { struct packet *tail = pq->tail; @@ -218,7 +223,7 @@ int pq_dequeue (struct pq *pq); A packet is inappropiate if SOURCE is non-NULL its source field doesn't match it, or TYPE is non-NULL and the packet's type field doesn't match it. */ -extern inline struct packet * +PQ_EI struct packet * pq_head (struct pq *pq, unsigned type, void *source) { struct packet *head = pq->head; @@ -232,7 +237,7 @@ pq_head (struct pq *pq, unsigned type, void *source) } /* The same as pq_head, but first discards the head of the queue. */ -extern inline struct packet * +PQ_EI struct packet * pq_next (struct pq *pq, unsigned type, void *source) { if (!pq->head) |