mirror of
https://github.com/apple/swift-foundation.git
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99c5c0c62a
Those constants are not used on WASI in Swift side, so there's no need to require them in the C headers.
169 lines
3.4 KiB
C
169 lines
3.4 KiB
C
//===----------------------------------------------------------------------===//
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//
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// This source file is part of the Swift.org open source project
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//
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// Copyright (c) 2022 Apple Inc. and the Swift project authors
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// Licensed under Apache License v2.0 with Runtime Library Exception
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//
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// See https://swift.org/LICENSE.txt for license information
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// See https://swift.org/CONTRIBUTORS.txt for the list of Swift project authors
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//
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//===----------------------------------------------------------------------===//
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#ifndef FOUNDATION_CSTDLIB
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#define FOUNDATION_CSTDLIB
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#include "_CShimsTargetConditionals.h"
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#if __has_include(<assert.h>)
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#include <assert.h>
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#endif
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#if __has_include(<ctype.h>)
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#include <ctype.h>
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#endif
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#if __has_include(<errno.h>)
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#include <errno.h>
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#endif
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#if __has_include(<fenv.h>)
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#include <fenv.h>
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#endif
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#if __has_include(<float.h>)
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#include <float.h>
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#endif
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#if __has_include(<inttypes.h>)
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#include <inttypes.h>
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#endif
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#if __has_include(<iso646.h>)
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#include <iso646.h>
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#endif
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#if __has_include(<limits.h>)
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#include <limits.h>
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#endif
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#if __has_include(<locale.h>)
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#include <locale.h>
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#endif
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#if __has_include(<math.h>)
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#include <math.h>
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#endif
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#if __has_include(<signal.h>)
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/// Guard against including `signal.h` on WASI. The `signal.h` header file
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/// itself is available in wasi-libc, but it's just a stub that doesn't actually
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/// do anything. And also including it requires a special macro definition
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/// (`_WASI_EMULATED_SIGNAL`) and it causes compilation errors without the macro.
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# if !TARGET_OS_WASI || defined(_WASI_EMULATED_SIGNAL)
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# include <signal.h>
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# endif
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#endif
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#if __has_include(<sys/mman.h>)
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/// Similar to `signal.h`, guard against including `sys/mman.h` on WASI unless
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/// `_WASI_EMULATED_MMAN` is enabled.
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# if !TARGET_OS_WASI || defined(_WASI_EMULATED_MMAN)
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# include <sys/mman.h>
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# endif
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#endif
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#if __has_include(<stdalign.h>)
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#include <stdalign.h>
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#endif
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#if __has_include(<stdarg.h>)
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#include <stdarg.h>
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#endif
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#if __has_include(<stdbool.h>)
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#include <stdbool.h>
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#endif
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#if __has_include(<stddef.h>)
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#include <stddef.h>
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#endif
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#if __has_include(<stdint.h>)
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#include <stdint.h>
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#endif
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#if __has_include(<stdio.h>)
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#include <stdio.h>
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#endif
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#if __has_include(<stdlib.h>)
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#include <stdlib.h>
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#endif
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#if __has_include(<stdnoreturn.h>)
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#include <stdnoreturn.h>
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#endif
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#if __has_include(<string.h>)
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#include <string.h>
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#endif
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#if !defined(_WIN32)
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#if __has_include(<tgmath.h>)
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#include <tgmath.h>
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#endif
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#endif
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#if __has_include(<time.h>)
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#include <time.h>
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#endif
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#if __has_include(<wchar.h>)
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#include <wchar.h>
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#endif
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#if __has_include(<wctype.h>)
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#include <wctype.h>
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#endif
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#if __has_include(<complex.h>)
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#include <complex.h>
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#endif
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#if __has_include(<threads.h>)
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#include <threads.h>
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#endif
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#if __has_include(<uchar.h>)
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#include <uchar.h>
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#endif
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#if __has_include(<stdint.h>)
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#include <stdint.h>
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#endif
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#if __has_include(<tzfile.h>)
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#include <tzfile.h>
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#else
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#if TARGET_OS_MAC || TARGET_OS_LINUX || TARGET_OS_BSD
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#ifndef TZDIR
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#define TZDIR "/usr/share/zoneinfo/" /* Time zone object file directory */
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#endif /* !defined TZDIR */
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#ifndef TZDEFAULT
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#define TZDEFAULT "/etc/localtime"
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#endif /* !defined TZDEFAULT */
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#elif TARGET_OS_WINDOWS || TARGET_OS_WASI
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/* not required */
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#else
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#error "possibly define TZDIR and TZDEFAULT for this platform"
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#endif /* TARGET_OS_MAC || TARGET_OS_LINUX || TARGET_OS_BSD */
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#endif
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#endif // FOUNDATION_CSTDLIB
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