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| author | Warner Losh | 2022-06-12 17:27:19 +0200 |
|---|---|---|
| committer | Warner Losh | 2022-06-14 16:17:44 +0200 |
| commit | a15699acafd5cf9e4c414505a4aa36b0f2338ee8 (patch) | |
| tree | b1d73c89f2a88db70c223a6634b00854abb83bbf /bsd-user | |
| parent | bsd-user: Implement rmdir and undocumented __getcwd (diff) | |
| download | qemu-a15699acafd5cf9e4c414505a4aa36b0f2338ee8.tar.gz qemu-a15699acafd5cf9e4c414505a4aa36b0f2338ee8.tar.xz qemu-a15699acafd5cf9e4c414505a4aa36b0f2338ee8.zip | |
bsd-user: Implement dup and dup2
Signed-off-by: Stacey Son <sson@FreeBSD.org>
Signed-off-by: Warner Losh <imp@bsdimp.com>
Reviewed-by: Richard Henderson <richard.henderson@linaro.org>
Diffstat (limited to 'bsd-user')
| -rw-r--r-- | bsd-user/bsd-file.h | 12 | ||||
| -rw-r--r-- | bsd-user/freebsd/os-syscall.c | 8 |
2 files changed, 20 insertions, 0 deletions
diff --git a/bsd-user/bsd-file.h b/bsd-user/bsd-file.h index 8ec5314589..021541ad2e 100644 --- a/bsd-user/bsd-file.h +++ b/bsd-user/bsd-file.h @@ -485,4 +485,16 @@ static abi_long do_bsd___getcwd(abi_long arg1, abi_long arg2) return get_errno(ret); } +/* dup(2) */ +static abi_long do_bsd_dup(abi_long arg1) +{ + return get_errno(dup(arg1)); +} + +/* dup2(2) */ +static abi_long do_bsd_dup2(abi_long arg1, abi_long arg2) +{ + return get_errno(dup2(arg1, arg2)); +} + #endif /* BSD_FILE_H */ diff --git a/bsd-user/freebsd/os-syscall.c b/bsd-user/freebsd/os-syscall.c index e28a566d6c..d9ebb9d50d 100644 --- a/bsd-user/freebsd/os-syscall.c +++ b/bsd-user/freebsd/os-syscall.c @@ -349,6 +349,14 @@ static abi_long freebsd_syscall(void *cpu_env, int num, abi_long arg1, ret = do_bsd___getcwd(arg1, arg2); break; + case TARGET_FREEBSD_NR_dup: /* dup(2) */ + ret = do_bsd_dup(arg1); + break; + + case TARGET_FREEBSD_NR_dup2: /* dup2(2) */ + ret = do_bsd_dup2(arg1, arg2); + break; + default: qemu_log_mask(LOG_UNIMP, "Unsupported syscall: %d\n", num); ret = -TARGET_ENOSYS; |