| Quellcodebibliothek Statistik Leitseite products/Sources/formale Sprachen/C/Linux/tools/testing/selftests/proc/ (Linux Kernel Version 6.17.9©) Datei vom 24.10.2025 mit Größe 1 kB |
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Quelle proc-self-wchan.c Sprache: C |
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/* * Copyright © 2018 Alexey Dobriyan <adobriyan@gmail.com> * * Permission to use, copy, modify, and distribute this software for any * purpose with or without fee is hereby granted, provided that the above * copyright notice and this permission notice appear in all copies. * * THE SOFTWARE IS PROVIDED "AS IS" AND THE AUTHOR DISCLAIMS ALL WARRANTIES * WITH REGARD TO THIS SOFTWARE INCLUDING ALL IMPLIED WARRANTIES OF * MERCHANTABILITY AND FITNESS. IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR * ANY SPECIAL, DIRECT, INDIRECT, OR CONSEQUENTIAL DAMAGES OR ANY DAMAGES * WHATSOEVER RESULTING FROM LOSS OF USE, DATA OR PROFITS, WHETHER IN AN * ACTION OF CONTRACT, NEGLIGENCE OR OTHER TORTIOUS ACTION, ARISING OUT OF * OR IN CONNECTION WITH THE USE OR PERFORMANCE OF THIS SOFTWARE. */ #include <sys/types.h> #include <sys/stat.h> #include <fcntl.h> #include <errno.h> #include <unistd.h> int main(void) { char buf[64]; int fd; fd = open("/proc/self/wchan", O_RDONLY); if (fd == -1) { if (errno == ENOENT) return 4; return 1; } buf[0] = '\0'; if (read(fd, buf, sizeof(buf)) != 1) return 1; if (buf[0] != '0') return 1; return 0; }
¤ Dauer der Verarbeitung: 0.13 Sekunden (vorverarbeitet am 2026-10-12) ¤*© Formatika GbR, Deutschland |
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2026-10-11