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60 lines
1.7 KiB
C
60 lines
1.7 KiB
C
/* This Source Code Form is subject to the terms of the Mozilla Public
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* License, v. 2.0. If a copy of the MPL was not distributed with this file,
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* You can obtain one at http://mozilla.org/MPL/2.0/. */
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#ifndef Logging_h
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#define Logging_h
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#ifdef ANDROID
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#include <android/log.h>
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#define log(...) __android_log_print(ANDROID_LOG_ERROR, "GeckoLinker", __VA_ARGS__)
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#else
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#include <cstdio>
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/* Expand to 1 or m depending on whether there is one argument or more
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* given. */
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#define MOZ_ONE_OR_MORE_ARGS_IMPL2(_1, _2, _3, _4, _5, _6, _7, _8, _9, N, ...) \
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N
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#define MOZ_ONE_OR_MORE_ARGS_IMPL(args) MOZ_ONE_OR_MORE_ARGS_IMPL2 args
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#define MOZ_ONE_OR_MORE_ARGS(...) \
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MOZ_ONE_OR_MORE_ARGS_IMPL((__VA_ARGS__, m, m, m, m, m, m, m, m, 1, 0))
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#define MOZ_MACRO_GLUE(a, b) a b
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#define MOZ_CONCAT2(a, b) a ## b
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#define MOZ_CONCAT1(a, b) MOZ_CONCAT2(a, b)
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#define MOZ_CONCAT(a, b) MOZ_CONCAT1(a, b)
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/* Some magic to choose between log1 and logm depending on the number of
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* arguments */
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#define MOZ_CHOOSE_LOG(...) \
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MOZ_MACRO_GLUE(MOZ_CONCAT(log, MOZ_ONE_OR_MORE_ARGS(__VA_ARGS__)), \
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(__VA_ARGS__))
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#define log1(format) fprintf(stderr, format "\n")
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#define logm(format, ...) fprintf(stderr, format "\n", __VA_ARGS__)
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#define log(...) MOZ_CHOOSE_LOG(__VA_ARGS__)
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#endif
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#ifdef MOZ_DEBUG_LINKER
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#define debug log
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#else
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#define debug(...)
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#endif
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/* HAVE_64BIT_OS is not defined when building host tools, so use
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* __SIZEOF_POINTER__ */
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#if defined(HAVE_64BIT_OS) || __SIZEOF_POINTER__ == 8
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# define PRIxAddr "lx"
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# define PRIxSize "lx"
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# define PRIdSize "ld"
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# define PRIuSize "lu"
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#else
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# define PRIxAddr "x"
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# define PRIxSize "x"
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# define PRIdSize "d"
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# define PRIuSize "u"
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#endif
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#endif /* Logging_h */
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