mirrors/Astral
1
0
Fork 0
mirror of https://github.com/Mathewnd/Astral.git synced 2026-10-27 12:48:22 +00:00
Code Issues Packages Projects Releases Wiki Activity

write syscall: support O_APPEND

Browse Source
This commit is contained in:
Matheus
2023-09-09 13:29:14 -03:00
parent 09bfc5cde4
commit 15a26b5af5
1 changed files with 10 additions and 0 deletions
Download Patch File Download Diff File Expand all files Collapse all files
kernel-src/sys/syscalls/write.c
+10
View File
@@ -26,6 +26,16 @@ syscallret_t syscall_write(context_t *context, int fd, void *buffer, size_t size
size_t byteswritten;
uintmax_t offset = file->offset;
if (file->flags & O_APPEND) {
vattr_t attr;
ret.errno = VOP_GETATTR(file->vnode, &attr, &_cpu()->thread->proc->cred);
if (ret.errno)
goto cleanup;
offset = attr.size;
}
ret.errno = vfs_write(file->vnode, kernelbuff, size, offset, &byteswritten, fileflagstovnodeflags(file->flags));
if (ret.errno)