mirror of
https://github.com/danog/libtgvoip.git
synced 2024-12-03 10:07:45 +01:00
5caaaafa42
I'm now using the entire audio processing module from WebRTC as opposed to individual DSP algorithms pulled from there before. Seems to work better this way.
122 lines
4.6 KiB
C
Executable File
122 lines
4.6 KiB
C
Executable File
// Copyright 2017 The Abseil Authors.
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//
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// Licensed under the Apache License, Version 2.0 (the "License");
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// you may not use this file except in compliance with the License.
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// You may obtain a copy of the License at
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//
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// http://www.apache.org/licenses/LICENSE-2.0
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//
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// Unless required by applicable law or agreed to in writing, software
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// distributed under the License is distributed on an "AS IS" BASIS,
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// WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
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// See the License for the specific language governing permissions and
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// limitations under the License.
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//
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// -----------------------------------------------------------------------------
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// File: policy_checks.h
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// -----------------------------------------------------------------------------
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//
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// This header enforces a minimum set of policies at build time, such as the
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// supported compiler and library versions. Unsupported configurations are
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// reported with `#error`. This enforcement is best effort, so successfully
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// compiling this header does not guarantee a supported configuration.
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#ifndef ABSL_BASE_POLICY_CHECKS_H_
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#define ABSL_BASE_POLICY_CHECKS_H_
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// Included for the __GLIBC_PREREQ macro used below.
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#include <limits.h>
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// Included for the _STLPORT_VERSION macro used below.
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#if defined(__cplusplus)
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#include <cstddef>
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#endif
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// -----------------------------------------------------------------------------
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// Operating System Check
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// -----------------------------------------------------------------------------
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#if defined(__CYGWIN__)
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#error "Cygwin is not supported."
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#endif
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// -----------------------------------------------------------------------------
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// Compiler Check
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// -----------------------------------------------------------------------------
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// We support MSVC++ 14.0 update 2 and later.
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// This minimum will go up.
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#if defined(_MSC_FULL_VER) && _MSC_FULL_VER < 190023918 && !defined(__clang__)
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#error "This package requires Visual Studio 2015 Update 2 or higher."
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#endif
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// We support gcc 4.7 and later.
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// This minimum will go up.
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#if defined(__GNUC__) && !defined(__clang__)
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#if __GNUC__ < 4 || (__GNUC__ == 4 && __GNUC_MINOR__ < 7)
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#error "This package requires gcc 4.7 or higher."
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#endif
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#endif
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// We support Apple Xcode clang 4.2.1 (version 421.11.65) and later.
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// This corresponds to Apple Xcode version 4.5.
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// This minimum will go up.
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#if defined(__apple_build_version__) && __apple_build_version__ < 4211165
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#error "This package requires __apple_build_version__ of 4211165 or higher."
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#endif
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// -----------------------------------------------------------------------------
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// C++ Version Check
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// -----------------------------------------------------------------------------
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// Enforce C++11 as the minimum. Note that Visual Studio has not
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// advanced __cplusplus despite being good enough for our purposes, so
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// so we exempt it from the check.
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#if defined(__cplusplus) && !defined(_MSC_VER)
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#if __cplusplus < 201103L
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#error "C++ versions less than C++11 are not supported."
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#endif
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#endif
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// -----------------------------------------------------------------------------
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// Standard Library Check
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// -----------------------------------------------------------------------------
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// We have chosen glibc 2.12 as the minimum as it was tagged for release
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// in May, 2010 and includes some functionality used in Google software
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// (for instance pthread_setname_np):
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// https://sourceware.org/ml/libc-alpha/2010-05/msg00000.html
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#if defined(__GLIBC__) && defined(__GLIBC_PREREQ)
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#if !__GLIBC_PREREQ(2, 12)
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#error "Minimum required version of glibc is 2.12."
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#endif
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#endif
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#if defined(_STLPORT_VERSION)
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#error "STLPort is not supported."
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#endif
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// -----------------------------------------------------------------------------
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// `char` Size Check
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// -----------------------------------------------------------------------------
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// Abseil currently assumes CHAR_BIT == 8. If you would like to use Abseil on a
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// platform where this is not the case, please provide us with the details about
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// your platform so we can consider relaxing this requirement.
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#if CHAR_BIT != 8
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#error "Abseil assumes CHAR_BIT == 8."
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#endif
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// -----------------------------------------------------------------------------
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// `int` Size Check
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// -----------------------------------------------------------------------------
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// Abseil currently assumes that an int is 4 bytes. If you would like to use
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// Abseil on a platform where this is not the case, please provide us with the
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// details about your platform so we can consider relaxing this requirement.
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#if INT_MAX < 2147483647
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#error "Abseil assumes that int is at least 4 bytes. "
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#endif
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#endif // ABSL_BASE_POLICY_CHECKS_H_
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