Author: markj
Date: Thu Aug 1 02:57:04 2013
New Revision: 253850
URL: http://svnweb.freebsd.org/changeset/base/253850
Log:
Properly print arguments to vfork(2) and rfork(2).
PR: 180976
Submitted by: Yuri <y...@tsoft.com> (original patch)
MFC after: 1 week
Modified:
head/usr.bin/truss/syscall.h
head/usr.bin/truss/syscalls.c
Modified: head/usr.bin/truss/syscall.h
==============================================================================
--- head/usr.bin/truss/syscall.h Thu Aug 1 01:18:51 2013
(r253849)
+++ head/usr.bin/truss/syscall.h Thu Aug 1 02:57:04 2013
(r253850)
@@ -40,7 +40,7 @@ enum Argtype { None = 1, Hex, Octal, Int
Fd_set, Sigaction, Fcntl, Mprot, Mmapflags, Whence, Readlinkres,
Umtx, Sigset, Sigprocmask, Kevent, Sockdomain, Socktype, Open,
Fcntlflag, Rusage, BinString, Shutdown, Resource, Rlimit, Timeval2,
- Pathconf };
+ Pathconf, Rforkflags };
#define ARG_MASK 0xff
#define OUT 0x100
Modified: head/usr.bin/truss/syscalls.c
==============================================================================
--- head/usr.bin/truss/syscalls.c Thu Aug 1 01:18:51 2013
(r253849)
+++ head/usr.bin/truss/syscalls.c Thu Aug 1 02:57:04 2013
(r253850)
@@ -93,6 +93,9 @@ static struct syscall syscalls[] = {
{ .name = "fcntl", .ret_type = 1, .nargs = 3,
.args = { { Int, 0 } , { Fcntl, 1 }, { Fcntlflag | OUT, 2 } } },
{ .name = "fork", .ret_type = 1, .nargs = 0 },
+ { .name = "vfork", .ret_type = 1, .nargs = 0 },
+ { .name = "rfork", .ret_type = 1, .nargs = 1,
+ .args = { { Rforkflags, 0 } } },
{ .name = "getegid", .ret_type = 1, .nargs = 0 },
{ .name = "geteuid", .ret_type = 1, .nargs = 0 },
{ .name = "getgid", .ret_type = 1, .nargs = 0 },
@@ -369,6 +372,11 @@ static struct xlat pathconf_arg[] = {
XEND
};
+static struct xlat rfork_flags[] = {
+ X(RFPROC) X(RFNOWAIT) X(RFFDG) X(RFCFDG) X(RFTHREAD) X(RFMEM)
+ X(RFSIGSHARE) X(RFTSIGZMB) X(RFLINUXTHPN) XEND
+};
+
#undef X
#undef XEND
@@ -906,6 +914,9 @@ print_arg(struct syscall_args *sc, unsig
case Pathconf:
tmp = strdup(xlookup(pathconf_arg, args[sc->offset]));
break;
+ case Rforkflags:
+ tmp = strdup(xlookup_bits(rfork_flags, args[sc->offset]));
+ break;
case Sockaddr: {
struct sockaddr_storage ss;
char addr[64];
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