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Userland: add mkfifo(1)

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Peter Elliott 2020-07-16 16:35:50 -06:00 committed by Andreas Kling
parent 82ba7d546a
commit b44a7f68cd
Notes: sideshowbarker 2024-07-19 04:42:48 +09:00 
Author: https://github.com/petelliott
Commit: https://github.com/SerenityOS/serenity/commit/b44a7f68cd6
Pull-request: https://github.com/SerenityOS/serenity/pull/2829
Issue: https://github.com/SerenityOS/serenity/issues/203
Reviewed-by: https://github.com/bugaevc
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Userland/mkfifo.cpp Normal file
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/*
* Copyright (c) 2020, Peter Elliott <pelliott@ualberta.ca>
* All rights reserved.
*
* Redistribution and use in source and binary forms, with or without
* modification, are permitted provided that the following conditions are met:
*
* 1. Redistributions of source code must retain the above copyright notice, this
* list of conditions and the following disclaimer.
*
* 2. Redistributions in binary form must reproduce the above copyright notice,
* this list of conditions and the following disclaimer in the documentation
* and/or other materials provided with the distribution.
*
* THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS"
* AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
* IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE
* DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT HOLDER OR CONTRIBUTORS BE LIABLE
* FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
* DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR
* SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER
* CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY,
* OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
* OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
*/
#include <LibCore/ArgsParser.h>
#include <stdio.h>
#include <sys/stat.h>
#include <unistd.h>
int main(int argc, char** argv)
{
if (pledge("stdio dpath", nullptr) < 0) {
perror("pledge");
return 1;
}
mode_t mode = 0666;
Vector<const char*> paths;
Core::ArgsParser args_parser;
// FIXME: add -m for file modes
args_parser.add_positional_argument(paths, "Paths of FIFOs to create", "paths");
args_parser.parse(argc, argv);
int exit_code = 0;
for (auto path : paths) {
if (mkfifo(path, mode) < 0) {
perror("mkfifo");
exit_code = 1;
}
}
return exit_code;
}