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29 lines
768 B
29 lines
768 B
// SPDX-License-Identifier: LGPL-2.1 |
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#include <sys/types.h> |
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#include <sys/wait.h> |
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static size_t syscall_arg__scnprintf_waitid_options(char *bf, size_t size, |
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struct syscall_arg *arg) |
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{ |
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bool show_prefix = arg->show_string_prefix; |
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const char *prefix = "W"; |
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int printed = 0, options = arg->val; |
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#define P_OPTION(n) \ |
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if (options & W##n) { \ |
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printed += scnprintf(bf + printed, size - printed, "%s%s%s", printed ? "|" : "", show_prefix ? prefix : "", #n); \ |
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options &= ~W##n; \ |
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} |
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P_OPTION(NOHANG); |
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P_OPTION(UNTRACED); |
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P_OPTION(CONTINUED); |
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#undef P_OPTION |
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if (options) |
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printed += scnprintf(bf + printed, size - printed, "%s%#x", printed ? "|" : "", options); |
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return printed; |
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} |
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#define SCA_WAITID_OPTIONS syscall_arg__scnprintf_waitid_options
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