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[libc][wait] add comment about __W_CONTINUED value #125934

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Merged
merged 1 commit into from
Feb 5, 2025
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[libc][wait] add comment about __W_CONTINUED value #125934

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2 changes: 2 additions & 0 deletions libc/src/sys/wait/wait4Impl.h
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Original file line number Diff line number Diff line change
Expand Up @@ -65,6 +65,8 @@ LIBC_INLINE ErrorOr<pid_t> wait4impl(pid_t pid, int *wait_status, int options,
*wait_status = W_STOPCODE(info.si_status);
break;
case CLD_CONTINUED:
// Set wait_status to a value that the caller can check via WIFCONTINUED.
// glibc has a non-POSIX macro definition __W_CONTINUED for this value.
*wait_status = 0xffff;
break;
default:
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