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authorDaniel Baumann <daniel.baumann@progress-linux.org>2024-04-17 13:54:38 +0000
committerDaniel Baumann <daniel.baumann@progress-linux.org>2024-04-17 13:54:38 +0000
commit8c1ab65c0f548d20b7f177bdb736daaf603340e1 (patch)
treedf55b7e75bf43f2bf500845b105afe3ac3a5157e /libc-top-half/musl/src/fcntl/open.c
parentInitial commit. (diff)
downloadwasi-libc-8c1ab65c0f548d20b7f177bdb736daaf603340e1.tar.xz
wasi-libc-8c1ab65c0f548d20b7f177bdb736daaf603340e1.zip
Adding upstream version 0.0~git20221206.8b7148f.upstream/0.0_git20221206.8b7148f
Signed-off-by: Daniel Baumann <daniel.baumann@progress-linux.org>
Diffstat (limited to '')
-rw-r--r--libc-top-half/musl/src/fcntl/open.c23
1 files changed, 23 insertions, 0 deletions
diff --git a/libc-top-half/musl/src/fcntl/open.c b/libc-top-half/musl/src/fcntl/open.c
new file mode 100644
index 0000000..1d817a2
--- /dev/null
+++ b/libc-top-half/musl/src/fcntl/open.c
@@ -0,0 +1,23 @@
+#include <fcntl.h>
+#include <stdarg.h>
+#include "syscall.h"
+
+int open(const char *filename, int flags, ...)
+{
+ mode_t mode = 0;
+
+ if ((flags & O_CREAT) || (flags & O_TMPFILE) == O_TMPFILE) {
+ va_list ap;
+ va_start(ap, flags);
+ mode = va_arg(ap, mode_t);
+ va_end(ap);
+ }
+
+ int fd = __sys_open_cp(filename, flags, mode);
+ if (fd>=0 && (flags & O_CLOEXEC))
+ __syscall(SYS_fcntl, fd, F_SETFD, FD_CLOEXEC);
+
+ return __syscall_ret(fd);
+}
+
+weak_alias(open, open64);