From 3f44e273ff530ae9885b64791779ced571233d1d Mon Sep 17 00:00:00 2001 From: Stacey Son Date: Mon, 25 Sep 2023 21:24:06 +0300 Subject: [PATCH] bsd-user: Implement host_to_target_waitstatus conversion. Signed-off-by: Stacey Son Signed-off-by: Karim Taha Reviewed-by: Richard Henderson Reviewed-by: Warner Losh Message-Id: <20230925182425.3163-10-kariem.taha2.7@gmail.com> --- bsd-user/bsd-proc.c | 17 +++++++++++++++++ 1 file changed, 17 insertions(+) diff --git a/bsd-user/bsd-proc.c b/bsd-user/bsd-proc.c index aa386ff482..19f6efe1f7 100644 --- a/bsd-user/bsd-proc.c +++ b/bsd-user/bsd-proc.c @@ -102,3 +102,20 @@ abi_long host_to_target_wrusage(abi_ulong target_addr, return 0; } +/* + * wait status conversion. + * + * Map host to target signal numbers for the wait family of syscalls. + * Assume all other status bits are the same. + */ +int host_to_target_waitstatus(int status) +{ + if (WIFSIGNALED(status)) { + return host_to_target_signal(WTERMSIG(status)) | (status & ~0x7f); + } + if (WIFSTOPPED(status)) { + return (host_to_target_signal(WSTOPSIG(status)) << 8) | (status & 0xff); + } + return status; +} +