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AK: Add more StringView utilities for making substrings.

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These two allow making a new substring view starting from,
or starting after, an existing substring view.

Also make use of one of them in the kernel.
This commit is contained in:
Sergey Bugaev
2019-06-13 16:30:55 +03:00
committed by Andreas Kling
parent 3e326de8fa
commit 1a697f70db
Notes: sideshowbarker 2024-07-19 13:37:43 +09:00 
Author: https://github.com/bugaevc
Commit: https://github.com/SerenityOS/serenity/commit/1a697f70db7
Pull-request: https://github.com/SerenityOS/serenity/pull/227
Reviewed-by: https://github.com/awesomekling
3 changed files with 38 additions and 4 deletions
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5
Kernel/FileSystem/VirtualFileSystem.cpp
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@@ -714,10 +714,7 @@ KResultOr<Retained<Custody>> VFS::resolve_path(StringView path, Custody& base, R
if (!have_more_parts)
return symlink_target;
const char* remaining_path_chars = parts[i + 1].characters();
int remaining_path_length = path.length() - (remaining_path_chars - path.characters());
StringView remaining_path { remaining_path_chars, remaining_path_length };
StringView remaining_path = path.substring_view_starting_from_substring(parts[i + 1]);
return resolve_path(remaining_path, *symlink_target.value(), parent_custody, options);
}
}