diff options
Diffstat (limited to 'linux-user/strace.c')
| -rw-r--r-- | linux-user/strace.c | 57 |
1 files changed, 57 insertions, 0 deletions
diff --git a/linux-user/strace.c b/linux-user/strace.c index d3cdd09dc1..cf9eaf71c9 100644 --- a/linux-user/strace.c +++ b/linux-user/strace.c @@ -4215,6 +4215,63 @@ print_ioctl(CPUArchState *cpu_env, const struct syscallname *name, } #endif +#if defined(TARGET_NR_wait4) || defined(TARGET_NR_waitpid) +static void print_wstatus(int wstatus) +{ + if (WIFSIGNALED(wstatus)) { + qemu_log("{WIFSIGNALED(s) && WTERMSIG(s) == "); + print_signal(WTERMSIG(wstatus), 1); + if (WCOREDUMP(wstatus)) { + qemu_log(" && WCOREDUMP(s)"); + } + qemu_log("}"); + } else if (WIFEXITED(wstatus)) { + qemu_log("{WIFEXITED(s) && WEXITSTATUS(s) == %d}", + WEXITSTATUS(wstatus)); + } else { + print_number(wstatus, 1); + } +} + +static void print_ret_wstatus(abi_long ret, abi_long wstatus_addr) +{ + int wstatus; + + if (!print_syscall_err(ret) + && wstatus_addr + && get_user_s32(wstatus, wstatus_addr)) { + qemu_log(TARGET_ABI_FMT_ld " (wstatus=", ret); + print_wstatus(wstatus); + qemu_log(")"); + } + qemu_log("\n"); +} +#endif + +#ifdef TARGET_NR_wait4 +static void +print_syscall_ret_wait4(CPUArchState *cpu_env, + const struct syscallname *name, + abi_long ret, abi_long arg0, abi_long arg1, + abi_long arg2, abi_long arg3, abi_long arg4, + abi_long arg5) +{ + print_ret_wstatus(ret, arg1); +} +#endif + +#ifdef TARGET_NR_waitpid +static void +print_syscall_ret_waitpid(CPUArchState *cpu_env, + const struct syscallname *name, + abi_long ret, abi_long arg0, abi_long arg1, + abi_long arg2, abi_long arg3, abi_long arg4, + abi_long arg5) +{ + print_ret_wstatus(ret, arg1); +} +#endif + /* * An array of all of the syscalls we know about */ |