lib: Add mlibc

Signed-off-by: Ian Moffett <ian@osmora.org>

1 files changed, 58 insertions, 0 deletions

diff --git a/lib/mlibc/options/linux/generic/sys-epoll.cpp b/lib/mlibc/options/linux/generic/sys-epoll.cpp
new file mode 100644
index 0000000..799d1a9
--- /dev/null
+++ b/lib/mlibc/options/linux/generic/sys-epoll.cpp
@@ -0,0 +1,58 @@
+
+#include <errno.h>
+#include <sys/epoll.h>
+
+#include <bits/ensure.h>
+#include <mlibc/linux-sysdeps.hpp>
+#include <stddef.h>
+
+int epoll_create(int) {
+	int fd;
+	MLIBC_CHECK_OR_ENOSYS(mlibc::sys_epoll_create, -1);
+	if(int e = mlibc::sys_epoll_create(0, &fd); e) {
+		errno = e;
+		return -1;
+	}
+	return fd;
+}
+
+int epoll_pwait(int epfd, struct epoll_event *evnts, int n, int timeout,
+		const sigset_t *sigmask) {
+	int raised;
+	MLIBC_CHECK_OR_ENOSYS(mlibc::sys_epoll_pwait, -1);
+	if(int e = mlibc::sys_epoll_pwait(epfd, evnts, n, timeout, sigmask, &raised)) {
+		errno = e;
+		return -1;
+	}
+	return raised;
+}
+
+int epoll_create1(int flags) {
+	int fd;
+	MLIBC_CHECK_OR_ENOSYS(mlibc::sys_epoll_create, -1);
+	if(int e = mlibc::sys_epoll_create(flags, &fd); e) {
+		errno = e;
+		return -1;
+	}
+	return fd;
+}
+
+int epoll_ctl(int epfd, int mode, int fd, struct epoll_event *ev) {
+	MLIBC_CHECK_OR_ENOSYS(mlibc::sys_epoll_ctl, -1);
+	if(int e = mlibc::sys_epoll_ctl(epfd, mode, fd, ev); e) {
+		errno = e;
+		return -1;
+	}
+	return 0;
+}
+
+int epoll_wait(int epfd, struct epoll_event *evnts, int n, int timeout) {
+	int raised;
+	MLIBC_CHECK_OR_ENOSYS(mlibc::sys_epoll_pwait, -1);
+	if(int e = mlibc::sys_epoll_pwait(epfd, evnts, n, timeout, NULL, &raised)) {
+		errno = e;
+		return -1;
+	}
+	return raised;
+}
+