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stdlib: Add a convenience method for opening paths as a FILE

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This commit is contained in:
Patrick Walton 2011-03-22 17:27:57 -07:00
parent a251343fab
commit e890383db1
1 changed files with 10 additions and 0 deletions
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10
src/lib/io.rs
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@ -266,6 +266,16 @@ fn file_writer(str path, vec[fileflag] flags) -> writer {
ret new_writer(file_buf_writer(path, flags));
}
// TODO: fileflags
fn buffered_file_buf_writer(str path) -> buf_writer {
auto f = os.libc.fopen(_str.buf(path), _str.buf("w"));
if (f as uint == 0u) {
log "error opening " + path;
fail;
}
ret FILE_writer(f, true);
}
// FIXME it would be great if this could be a const
fn stdout() -> writer {
ret new_writer(fd_buf_writer(1, false));