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authorDenis Vlasenko2009-03-19 23:09:58 +0000
committerDenis Vlasenko2009-03-19 23:09:58 +0000
commitb21f379639386c68c182e55ae61c6f1e80159c4d (patch)
tree922c3da9d2660b3a46f7ac2333eb79ddae047556 /shell/ash.c
parent653d8e79b21f39fa97c3043296e36971bb8ef555 (diff)
downloadbusybox-b21f379639386c68c182e55ae61c6f1e80159c4d.zip
busybox-b21f379639386c68c182e55ae61c6f1e80159c4d.tar.gz
ash: fix TRACE commands
Diffstat (limited to 'shell/ash.c')
-rw-r--r--shell/ash.c13
1 files changed, 8 insertions, 5 deletions
diff --git a/shell/ash.c b/shell/ash.c
index a8383d8..d969b20 100644
--- a/shell/ash.c
+++ b/shell/ash.c
@@ -39,7 +39,7 @@
* When debugging is on, debugging info will be written to ./trace and
* a quit signal will generate a core dump.
*/
-#define DEBUG 0
+#define DEBUG 2
/* Tweak debug output verbosity here */
#define DEBUG_TIME 0
#define DEBUG_PID 1
@@ -3834,7 +3834,8 @@ dowait(int wait_flags, struct job *job)
* NB: _not_ safe_waitpid, we need to detect EINTR */
pid = waitpid(-1, &status,
(doing_jobctl ? (wait_flags | WUNTRACED) : wait_flags));
- TRACE(("wait returns pid=%d, status=0x%x\n", pid, status));
+ TRACE(("wait returns pid=%d, status=0x%x, errno=%d(%s)\n",
+ pid, status, errno, strerror(errno)));
if (pid <= 0)
return pid;
@@ -8003,7 +8004,7 @@ dotrap(void)
want_exexit = evalstring(t, SKIPEVAL);
exitstatus = savestatus;
if (want_exexit) {
- TRACE(("dotrap returns %d\n", skip));
+ TRACE(("dotrap returns %d\n", want_exexit));
return want_exexit;
}
}
@@ -8051,11 +8052,13 @@ evaltree(union node *n, int flags)
if (err) {
/* if it was a signal, check for trap handlers */
if (exception_type == EXSIG) {
- TRACE(("exception %d (EXSIG) in evaltree, err=%d\n", exception, err));
+ TRACE(("exception %d (EXSIG) in evaltree, err=%d\n",
+ exception_type, err));
goto out;
}
/* continue on the way out */
- TRACE(("exception %d in evaltree, propagating err=%d\n", exception, err));
+ TRACE(("exception %d in evaltree, propagating err=%d\n",
+ exception_type, err));
exception_handler = savehandler;
longjmp(exception_handler->loc, err);
}