Date: Fri, 21 Jul 2017 18:14:07 +0000 (UTC) From: Konstantin Belousov <kib@FreeBSD.org> To: src-committers@freebsd.org, svn-src-all@freebsd.org, svn-src-stable@freebsd.org, svn-src-stable-11@freebsd.org Subject: svn commit: r321346 - stable/11/tools/test/ptrace Message-ID: <201707211814.v6LIE7ut054742@repo.freebsd.org>
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Author: kib Date: Fri Jul 21 18:14:06 2017 New Revision: 321346 URL: https://svnweb.freebsd.org/changeset/base/321346 Log: MFC r319876: Update scescx test to print syscall number and arguments. Modified: stable/11/tools/test/ptrace/scescx.c Directory Properties: stable/11/ (props changed) Modified: stable/11/tools/test/ptrace/scescx.c ============================================================================== --- stable/11/tools/test/ptrace/scescx.c Fri Jul 21 18:12:35 2017 (r321345) +++ stable/11/tools/test/ptrace/scescx.c Fri Jul 21 18:14:06 2017 (r321346) @@ -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"); }
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