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author | kib <kib@FreeBSD.org> | 2017-07-21 18:14:06 +0000 |
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committer | kib <kib@FreeBSD.org> | 2017-07-21 18:14:06 +0000 |
commit | 6e1d0b04b791fd291817f7734eef1f9d23aebfdb (patch) | |
tree | 89a7227597bf195eeb45db96d31adb74cc78942b /tools | |
parent | c6fc45c2f8ba021b7d7f384106b810ea81b2233c (diff) | |
download | FreeBSD-src-6e1d0b04b791fd291817f7734eef1f9d23aebfdb.zip FreeBSD-src-6e1d0b04b791fd291817f7734eef1f9d23aebfdb.tar.gz |
MFC r319876:
Update scescx test to print syscall number and arguments.
Diffstat (limited to 'tools')
-rw-r--r-- | tools/test/ptrace/scescx.c | 21 |
1 files changed, 21 insertions, 0 deletions
diff --git a/tools/test/ptrace/scescx.c b/tools/test/ptrace/scescx.c index 17a60fd..782a43d 100644 --- a/tools/test/ptrace/scescx.c +++ b/tools/test/ptrace/scescx.c @@ -181,12 +181,33 @@ get_pathname(pid_t pid) static void wait_info(int pid, int status, struct ptrace_lwpinfo *lwpinfo) { + long *args; + int error, i; printf(TRACE "pid %d wait %s", pid, decode_wait_status(status)); if (lwpinfo != NULL) { printf(" event %s flags %s", decode_pl_event(lwpinfo), decode_pl_flags(lwpinfo)); + if ((lwpinfo->pl_flags & (PL_FLAG_SCE | PL_FLAG_SCX)) != 0) { + printf(" sc%d", lwpinfo->pl_syscall_code); + args = calloc(lwpinfo->pl_syscall_narg, sizeof(long)); + error = ptrace(PT_GET_SC_ARGS, lwpinfo->pl_lwpid, + (caddr_t)args, lwpinfo->pl_syscall_narg * + sizeof(long)); + if (error == 0) { + for (i = 0; i < (int)lwpinfo->pl_syscall_narg; + i++) { + printf("%c%#lx", i == 0 ? '(' : ',', + args[i]); + } + } else { + fprintf(stderr, "PT_GET_SC_ARGS failed: %s", + strerror(errno)); + } + printf(")"); + free(args); + } } printf("\n"); } |