Jon Lund Steffensen
ce037545dd
Add pipeutils.c with utility functions for working with pipes as signals across threads. Using pipes for signals makes it easy for the main thread to wait on (multiple) file descriptors with or without a timeout.
29 lines
1014 B
C
29 lines
1014 B
C
/* pipeutils.h -- Utilities for using pipes as signals
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This file is part of Redshift.
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Redshift is free software: you can redistribute it and/or modify
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it under the terms of the GNU General Public License as published by
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the Free Software Foundation, either version 3 of the License, or
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(at your option) any later version.
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Redshift is distributed in the hope that it will be useful,
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but WITHOUT ANY WARRANTY; without even the implied warranty of
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MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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GNU General Public License for more details.
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You should have received a copy of the GNU General Public License
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along with Redshift. If not, see <http://www.gnu.org/licenses/>.
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Copyright (c) 2017 Jon Lund Steffensen <jonlst@gmail.com>
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*/
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#ifndef REDSHIFT_PIPEUTILS_H
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#define REDSHIFT_PIPEUTILS_H
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int pipeutils_create_nonblocking(int pipefds[2]);
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void pipeutils_signal(int write_fd);
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void pipeutils_handle_signal(int read_fd);
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#endif /* ! REDSHIFT_PIPEUTILS_H */
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