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openbsd-src
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master
lib/libfuse/debug.c
39 строк
1 KB
helg
Add support for the -d (-o debug) option to libfuse. Currently works for FUSE
13 дек 2017, 15:30
13 дек 2017, 15:30
c839d22
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/* $OpenBSD: debug.c,v 1.2 2017/12/13 12:30:18 helg Exp $ */ /* * Copyright (c) 2011 Alexandre Ratchov <alex@caoua.org> * * 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 <stdlib.h> #include <unistd.h> #include "debug.h" /* * debug level, -1 means uninitialized */ int ifuse_debug = -1; void ifuse_debug_init(void) { char *dbg; /* Default to level 1 unless FUSE_DEBUG environment variable is set. */ if (ifuse_debug < 0) { dbg = issetugid() ? NULL : getenv("FUSE_DEBUG"); if (!dbg || sscanf(dbg, "%u", &ifuse_debug) != 1) ifuse_debug = 1; } }