From f6e715fb640ef72b30cbcc0d1882ef81115e96d8 Mon Sep 17 00:00:00 2001 From: Garrett D'Amore Date: Sun, 11 Dec 2016 18:09:33 -0800 Subject: New msgqueue implementation, use CLOCK_MONOTONIC if available. Start of socket definitions. --- src/platform/posix/posix_config.h | 60 +++++++++++++++++++++++++++++++++++++++ 1 file changed, 60 insertions(+) create mode 100644 src/platform/posix/posix_config.h (limited to 'src/platform/posix/posix_config.h') diff --git a/src/platform/posix/posix_config.h b/src/platform/posix/posix_config.h new file mode 100644 index 00000000..1e83a948 --- /dev/null +++ b/src/platform/posix/posix_config.h @@ -0,0 +1,60 @@ +/* + * Copyright 2016 Garrett D'Amore + * + * Permission is hereby granted, free of charge, to any person obtaining a copy + * of this software and associated documentation files (the "Software"), + * to deal in the Software without restriction, including without limitation + * the rights to use, copy, modify, merge, publish, distribute, sublicense, + * and/or sell copies of the Software, and to permit persons to whom + * the Software is furnished to do so, subject to the following conditions: + * + * The above copyright notice and this permission notice shall be included + * in all copies or substantial portions of the Software. + * + * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR + * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY, + * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL + * THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER + * LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING + * FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS + * IN THE SOFTWARE. + */ + +/* + * The following adjustments to the platform may be defined. These can + * be defined in either platform/config.h or loaded in via external + * defines using cmake. + * + * #define NNG_USE_GETTIMEOFDAY + * This macro is defined if you lack a working clock_gettime, + * nanosleep, or pthread_condattr_setclock. In this case the + * library uses the system clock for relative sleeps, timers, etc. + * This can be dangerous if the system clock is changed, so only + * use this if you have no other choice. If it appears that + * the system lacks clock_gettime, then it will choose this automatically. + * This value may be ignored on platforms that don't use POSIX clocks. + * + * #define NNG_USE_CLOCKID + * This macro may be defined to a different clock id (see + * clock_gettime()). By default we use CLOCK_MONOTONIC if it exists, + * or CLOCK_REALTIME otherwise. This is ignored if NNG_USE_GETTIMEOFDAY + * is defined. Platforms that don't use POSIX clocks will probably + * ignore any setting here. + * + * #define NNG_HAVE_BACKTRACE + * If your system has a working backtrace(), and backtrace_symbols(), + * along with , you can define this to get richer backtrace + * information for debugging. + */ + +#include + +#ifndef CLOCK_REALTIME +#define NNG_USE_GETTIMEOFDAY +#elif !defined(NNG_USE_CLOCKID) +#ifdef CLOCK_MONOTONIC +#define NNG_USE_CLOCKID CLOCK_MONOTONIC +#else +#define NNG_USE_CLOCKID CLOCK_REALTIME +#endif +#endif /* CLOCK_REALTIME */ -- cgit v1.2.3-70-g09d2