From cefce84f5eb95884344c3f97fc710d4ac0626359 Mon Sep 17 00:00:00 2001 From: Alexander Neonxp Kiryukhin Date: Fri, 16 May 2025 23:32:08 +0300 Subject: =?UTF-8?q?=D0=9E=D0=B1=D0=BD=D0=BE=D0=B2=D0=BB=D0=B5=D0=BD=D0=B8?= =?UTF-8?q?=D1=8F=20=D0=BA=D0=BE=D0=BD=D1=84=D0=B8=D0=B3=D0=BE=D0=B2?= MIME-Version: 1.0 Content-Type: text/plain; charset=UTF-8 Content-Transfer-Encoding: 8bit --- zsh/theme/gitstatus/src/dir.h | 50 +++++++++++++++++++++++++++++++++++++++++++ 1 file changed, 50 insertions(+) create mode 100644 zsh/theme/gitstatus/src/dir.h (limited to 'zsh/theme/gitstatus/src/dir.h') diff --git a/zsh/theme/gitstatus/src/dir.h b/zsh/theme/gitstatus/src/dir.h new file mode 100644 index 0000000..2a7533a --- /dev/null +++ b/zsh/theme/gitstatus/src/dir.h @@ -0,0 +1,50 @@ +// Copyright 2019 Roman Perepelitsa. +// +// This file is part of GitStatus. +// +// GitStatus is free software: you can redistribute it and/or modify +// it under the terms of the GNU General Public License as published by +// the Free Software Foundation, either version 3 of the License, or +// (at your option) any later version. +// +// GitStatus is distributed in the hope that it will be useful, +// but WITHOUT ANY WARRANTY; without even the implied warranty of +// MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the +// GNU General Public License for more details. +// +// You should have received a copy of the GNU General Public License +// along with GitStatus. If not, see . + +#ifndef ROMKATV_GITSTATUS_DIR_H_ +#define ROMKATV_GITSTATUS_DIR_H_ + +#include +#include + +#include "arena.h" + +namespace gitstatus { + +// On error, leaves entries unchanged and returns false. Does not throw. +// +// On success, appends names of files from the specified directory to entries and returns true. +// Every appended entry is a null-terminated string. At -1 offset is its d_type. All elements +// point into the arena. They are sorted either by strcmp or strcasecmp depending on case_sensitive. +// +// Does not close dir_fd. +// +// There are two distinct implementations of ListDir -- one for Linux and another for everything +// else. The linux-specific implementation is 20% faster. +// +// The reason sorting is bundled with directory listing is performance on Linux. The API of +// getdents64 allows for much faster sorting than what can be done with a plain vector. +// For the POSIX implementation there is no need to bundle sorting in this way. In fact, it's +// done at the end with a generic StrSort() call. +// +// For best results, reuse the arena and vector for multiple calls to avoid heap allocations. +bool ListDir(int dir_fd, Arena& arena, std::vector& entries, bool precompose_unicode, + bool case_sensitive); + +} // namespace gitstatus + +#endif // ROMKATV_GITSTATUS_DIR_H_ -- cgit v1.2.3