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authorMarc Alexander Lehmann <libev@schmorp.de>2010-10-24 18:05:53 +0000
committerMarc Alexander Lehmann <libev@schmorp.de>2010-10-24 18:05:53 +0000
commitcdfebbcb4ba8f163792293d1085fb4eb4a19ccc7 (patch)
treecf0c8ea1b2806ad72b1345c40dac5c249efb21be /ev.h
parentd056d84098e5d3c8a9ab21ec60b55fabc5e0589b (diff)
downloadlibev-cdfebbcb4ba8f163792293d1085fb4eb4a19ccc7.tar.gz
libev-cdfebbcb4ba8f163792293d1085fb4eb4a19ccc7.zip
reserve cleanup namespace
Diffstat (limited to 'ev.h')
-rw-r--r--ev.h30
1 files changed, 28 insertions, 2 deletions
diff --git a/ev.h b/ev.h
index 8449475..adc038b 100644
--- a/ev.h
+++ b/ev.h
@@ -100,7 +100,11 @@ EV_CPP(extern "C" {)
#endif
#ifndef EV_FORK_ENABLE
-# define EV_FORK_ENABLE EV_FEATURE_WATCHERS
+# define EV_FORK_ENABLE 0 /* not implemented */
+#endif
+
+#ifndef EV_CLEANUP_ENABLE
+# define EV_CLEANUP_ENABLE EV_FEATURE_WATCHERS
#endif
#ifndef EV_SIGNAL_ENABLE
@@ -212,7 +216,8 @@ enum {
EV_CHECK = 0x00008000, /* event loop finished poll */
EV_EMBED = 0x00010000, /* embedded event loop needs sweep */
EV_FORK = 0x00020000, /* event loop resumed in child */
- EV_ASYNC = 0x00040000, /* async intra-loop signal */
+ EV_CLEANUP = 0x00040000, /* event loop resumed in child */
+ EV_ASYNC = 0x00080000, /* async intra-loop signal */
EV_CUSTOM = 0x01000000, /* for use by user code */
EV_ERROR = 0x80000000 /* sent when an error occurs */
};
@@ -391,12 +396,22 @@ typedef struct ev_check
#if EV_FORK_ENABLE
/* the callback gets invoked before check in the child process when a fork was detected */
+/* revent EV_FORK */
typedef struct ev_fork
{
EV_WATCHER (ev_fork)
} ev_fork;
#endif
+#if EV_CLEANUP_ENABLE
+/* is invoked just before the loop gets destroyed */
+/* revent EV_CLEANUP */
+typedef struct ev_cleanup
+{
+ EV_WATCHER (ev_cleanup)
+} ev_cleanup;
+#endif
+
#if EV_EMBED_ENABLE
/* used to embed an event loop inside another */
/* the callback gets invoked when the event loop has handled events, and can be 0 */
@@ -412,6 +427,7 @@ typedef struct ev_embed
ev_periodic periodic; /* unused */
ev_idle idle; /* unused */
ev_fork fork; /* private */
+ ev_cleanup cleanup; /* unused */
} ev_embed;
#endif
@@ -450,6 +466,9 @@ union ev_any_watcher
#if EV_FORK_ENABLE
struct ev_fork fork;
#endif
+#if EV_CLEANUP_ENABLE
+ struct ev_cleanup cleanup;
+#endif
#if EV_EMBED_ENABLE
struct ev_embed embed;
#endif
@@ -653,6 +672,7 @@ void ev_resume (EV_P);
#define ev_check_set(ev) /* nop, yes, this is a serious in-joke */
#define ev_embed_set(ev,other_) do { (ev)->other = (other_); } while (0)
#define ev_fork_set(ev) /* nop, yes, this is a serious in-joke */
+#define ev_cleanup_set(ev) /* nop, yes, this is a serious in-joke */
#define ev_async_set(ev) /* nop, yes, this is a serious in-joke */
#define ev_io_init(ev,cb,fd,events) do { ev_init ((ev), (cb)); ev_io_set ((ev),(fd),(events)); } while (0)
@@ -666,6 +686,7 @@ void ev_resume (EV_P);
#define ev_check_init(ev,cb) do { ev_init ((ev), (cb)); ev_check_set ((ev)); } while (0)
#define ev_embed_init(ev,cb,other) do { ev_init ((ev), (cb)); ev_embed_set ((ev),(other)); } while (0)
#define ev_fork_init(ev,cb) do { ev_init ((ev), (cb)); ev_fork_set ((ev)); } while (0)
+#define ev_cleanup_init(ev,cb) do { ev_init ((ev), (cb)); ev_cleanup_set ((ev)); } while (0)
#define ev_async_init(ev,cb) do { ev_init ((ev), (cb)); ev_async_set ((ev)); } while (0)
#define ev_is_pending(ev) (0 + ((ev_watcher *)(void *)(ev))->pending) /* ro, true when watcher is waiting for callback invocation */
@@ -755,6 +776,11 @@ void ev_fork_start (EV_P_ ev_fork *w);
void ev_fork_stop (EV_P_ ev_fork *w);
# endif
+# if EV_CLEANUP_ENABLE
+void ev_cleanup_start (EV_P_ ev_cleanup *w);
+void ev_cleanup_stop (EV_P_ ev_cleanup *w);
+# endif
+
# if EV_EMBED_ENABLE
/* only supported when loop to be embedded is in fact embeddable */
void ev_embed_start (EV_P_ ev_embed *w);