1 /* 2 * Copyright (C) 2008 The Android Open Source Project 3 * All rights reserved. 4 * 5 * Redistribution and use in source and binary forms, with or without 6 * modification, are permitted provided that the following conditions 7 * are met: 8 * * Redistributions of source code must retain the above copyright 9 * notice, this list of conditions and the following disclaimer. 10 * * Redistributions in binary form must reproduce the above copyright 11 * notice, this list of conditions and the following disclaimer in 12 * the documentation and/or other materials provided with the 13 * distribution. 14 * 15 * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS 16 * "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT 17 * LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS 18 * FOR A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE 19 * COPYRIGHT OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, 20 * INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, 21 * BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS 22 * OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED 23 * AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, 24 * OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT 25 * OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF 26 * SUCH DAMAGE. 27 */ 28 29 #ifndef _SYS_INOTIFY_H_ 30 #define _SYS_INOTIFY_H_ 31 32 #include <sys/cdefs.h> 33 #include <sys/types.h> 34 #include <stdint.h> 35 #include <linux/inotify.h> 36 #include <asm/fcntl.h> /* For O_CLOEXEC and O_NONBLOCK. */ 37 38 __BEGIN_DECLS 39 40 /* 41 * Some third-party code uses the existence of IN_CLOEXEC/IN_NONBLOCK to detect 42 * the availability of inotify_init1. This is not correct, since 43 * `syscall(__NR_inotify_init1, IN_CLOEXEC)` is still valid even if the C 44 * library doesn't have that function, but for the time being we don't want to 45 * harm adoption to the unified headers. We'll avoid defining IN_CLOEXEC and 46 * IN_NONBLOCK if we don't have inotify_init1 for the time being, and maybe 47 * revisit this later. 48 * 49 * https://github.com/android-ndk/ndk/issues/394 50 */ 51 #if __ANDROID_API__ >= __ANDROID_API_L__ 52 #define IN_CLOEXEC O_CLOEXEC 53 #define IN_NONBLOCK O_NONBLOCK 54 #endif 55 56 int inotify_init(void); 57 int inotify_init1(int __flags) __INTRODUCED_IN(21); 58 int inotify_add_watch(int __fd, const char* __path, uint32_t __mask); 59 int inotify_rm_watch(int __fd, uint32_t __watch_descriptor); 60 61 __END_DECLS 62 63 #endif 64