X-Git-Url: http://nsz.repo.hu/git/?a=blobdiff_plain;f=src%2Flinux%2Fepoll.c;h=deff5b101aade0dde5efff1cad5272b3e782ef83;hb=db505b794c697631f65e6b91ff106496debb86ac;hp=030786d3ff993d1be6ebce1df77a8aca5a8b571b;hpb=ccc7b4c3a17ade90de71e1e0f44deebbffd646e6;p=musl

diff --git a/src/linux/epoll.c b/src/linux/epoll.c
index 030786d3..deff5b10 100644
--- a/src/linux/epoll.c
+++ b/src/linux/epoll.c
@@ -1,15 +1,20 @@
 #include <sys/epoll.h>
 #include <signal.h>
+#include <errno.h>
 #include "syscall.h"
 
 int epoll_create(int size)
 {
-	return syscall(SYS_epoll_create, size);
+	return epoll_create1(0);
 }
 
 int epoll_create1(int flags)
 {
-	return syscall(SYS_epoll_create1, flags);
+	int r = __syscall(SYS_epoll_create1, flags);
+#ifdef SYS_epoll_create
+	if (r==-ENOSYS && !flags) r = __syscall(SYS_epoll_create, 1);
+#endif
+	return __syscall_ret(r);
 }
 
 int epoll_ctl(int fd, int op, int fd2, struct epoll_event *ev)
@@ -19,10 +24,14 @@ int epoll_ctl(int fd, int op, int fd2, struct epoll_event *ev)
 
 int epoll_pwait(int fd, struct epoll_event *ev, int cnt, int to, const sigset_t *sigs)
 {
-	return syscall(SYS_epoll_pwait, fd, ev, cnt, to, sigs, _NSIG/8);
+	int r = __syscall(SYS_epoll_pwait, fd, ev, cnt, to, sigs, _NSIG/8);
+#ifdef SYS_epoll_wait
+	if (r==-ENOSYS && !sigs) r = __syscall(SYS_epoll_wait, fd, ev, cnt, to);
+#endif
+	return __syscall_ret(r);
 }
 
 int epoll_wait(int fd, struct epoll_event *ev, int cnt, int to)
 {
-	return syscall(SYS_epoll_wait, fd, ev, cnt, to);
+	return epoll_pwait(fd, ev, cnt, to, 0);
 }