X-Git-Url: http://nsz.repo.hu/git/?a=blobdiff_plain;f=src%2Funistd%2Fpipe2.c;h=973e8ec3e56aa3063a4b5dae34b3460c8f41d99b;hb=5652d70054daf3c2c9b6d475fdf9d24a940e51aa;hp=83282bb9c918976cc2203680ae75ad7da4e37c09;hpb=dc62790deec183697489d5fddea03c82f725e7fd;p=musl

diff --git a/src/unistd/pipe2.c b/src/unistd/pipe2.c
index 83282bb9..973e8ec3 100644
--- a/src/unistd/pipe2.c
+++ b/src/unistd/pipe2.c
@@ -1,8 +1,22 @@
-#define _GNU_SOURCE
 #include <unistd.h>
+#include <errno.h>
+#include <fcntl.h>
 #include "syscall.h"
 
-int pipe2(int fd[2], int flg)
+int pipe2(int fd[2], int flag)
 {
-	return syscall(SYS_pipe2, fd, flg);
+	if (!flag) return syscall(SYS_pipe, fd);
+	int ret = __syscall(SYS_pipe2, fd, flag);
+	if (ret != -ENOSYS) return __syscall_ret(ret);
+	ret = __syscall(SYS_pipe, fd);
+	if (ret) return __syscall_ret(ret);
+	if (flag & O_CLOEXEC) {
+		fcntl(fd[0], F_SETFD, FD_CLOEXEC);
+		fcntl(fd[1], F_SETFD, FD_CLOEXEC);
+	}
+	if (flag & O_NONBLOCK) {
+		fcntl(fd[0], F_SETFL, fcntl(fd[0], F_GETFL) | O_NONBLOCK);
+		fcntl(fd[1], F_SETFL, fcntl(fd[1], F_GETFL) | O_NONBLOCK);
+	}
+	return 0;
 }