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s3: VFS: default: Remove fallback if we don't have HAVE_PWRITE set. Samba doesn't work without pwrite.

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Start of the changes to remove synchronous VFS write.

Signed-off-by: Jeremy Allison <jra@samba.org>
Reviewed-by: Ralph Boehme <slow@samba.org>
This commit is contained in:
Jeremy Allison 2018-05-02 16:35:41 -07:00 committed by Ralph Boehme
parent c1bcf1e7fd
commit 90bd74640f
1 changed files with 2 additions and 18 deletions
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20
source3/modules/vfs_default.c
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@ -664,24 +664,8 @@ static ssize_t vfswrap_pwrite(vfs_handle_struct *handle, files_struct *fsp, cons
}
#else /* HAVE_PWRITE */
off_t curr;
int lerrno;
curr = SMB_VFS_LSEEK(fsp, 0, SEEK_CUR);
if (curr == -1) {
return -1;
}
if (SMB_VFS_LSEEK(fsp, offset, SEEK_SET) == -1) {
return -1;
}
result = SMB_VFS_WRITE(fsp, data, n);
lerrno = errno;
SMB_VFS_LSEEK(fsp, curr, SEEK_SET);
errno = lerrno;
errno = ENOSYS;
result = -1;
#endif /* HAVE_PWRITE */
return result;