| 1 | // SPDX-License-Identifier: LGPL-2.1 |
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| 2 | #ifndef EFD_SEMAPHORE |
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| 3 | #define EFD_SEMAPHORE 1 |
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| 4 | #endif |
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| 5 | |
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| 6 | #ifndef EFD_NONBLOCK |
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| 7 | #define EFD_NONBLOCK 00004000 |
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| 8 | #endif |
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| 9 | |
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| 10 | #ifndef EFD_CLOEXEC |
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| 11 | #define EFD_CLOEXEC 02000000 |
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| 12 | #endif |
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| 13 | |
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| 14 | static size_t syscall_arg__scnprintf_eventfd_flags(char *bf, size_t size, struct syscall_arg *arg) |
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| 15 | { |
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| 16 | bool show_prefix = arg->show_string_prefix; |
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| 17 | const char *prefix = "EFD_" ; |
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| 18 | int printed = 0, flags = arg->val; |
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| 19 | |
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| 20 | if (flags == 0) |
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| 21 | return scnprintf(buf: bf, size, fmt: "NONE" ); |
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| 22 | #define P_FLAG(n) \ |
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| 23 | if (flags & EFD_##n) { \ |
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| 24 | printed += scnprintf(bf + printed, size - printed, "%s%s%s", printed ? "|" : "", show_prefix ? prefix : "", #n); \ |
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| 25 | flags &= ~EFD_##n; \ |
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| 26 | } |
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| 27 | |
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| 28 | P_FLAG(SEMAPHORE); |
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| 29 | P_FLAG(CLOEXEC); |
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| 30 | P_FLAG(NONBLOCK); |
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| 31 | #undef P_FLAG |
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| 32 | |
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| 33 | if (flags) |
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| 34 | printed += scnprintf(buf: bf + printed, size: size - printed, fmt: "%s%#x" , printed ? "|" : "" , flags); |
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| 35 | |
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| 36 | return printed; |
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| 37 | } |
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| 38 | |
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| 39 | #define SCA_EFD_FLAGS syscall_arg__scnprintf_eventfd_flags |
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| 40 | |
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