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LibGUI: Remove the Core::File overload of write_to_file()

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One less usage of `Core::File`, yay!
This commit is contained in:
Lucas CHOLLET 2023-01-15 00:32:39 -05:00 • committed by Sam Atkins
parent 107e15c5bc
commit db80425a65
2 changed files with 0 additions and 44 deletions
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43
Userland/Libraries/LibGUI/TextEditor.cpp
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@ -1465,49 +1465,6 @@ ErrorOr<void> TextEditor::write_to_file(StringView path)
return {};
}
bool TextEditor::write_to_file(Core::File& file)
{
off_t file_size = 0;
if (line_count() == 1 && line(0).is_empty()) {
// Truncate to zero.
} else {
// Compute the final file size and ftruncate() to make writing fast.
// FIXME: Remove this once the kernel is smart enough to do this instead.
for (size_t i = 0; i < line_count(); ++i)
file_size += line(i).length();
file_size += line_count();
}
if (!file.truncate(file_size)) {
perror("ftruncate");
return false;
}
if (file_size == 0) {
// A size 0 file doesn't need a data copy.
} else {
for (size_t i = 0; i < line_count(); ++i) {
auto& line = this->line(i);
if (line.length()) {
auto line_as_utf8 = line.to_utf8();
ssize_t nwritten = file.write(line_as_utf8);
if (nwritten < 0) {
perror("write");
return false;
}
}
char ch = '\n';
ssize_t nwritten = file.write((u8*)&ch, 1);
if (nwritten != 1) {
perror("write");
return false;
}
}
}
document().set_unmodified();
return true;
}
ErrorOr<void> TextEditor::write_to_file(Core::Stream::File& file)
{
off_t file_size = 0;