Do not remove the generated files after execution.
.TP
\fB\-wrapper\fR <command>
-Use command to run the program (e.g. "valgrind").
+Use command to run the program (e.g. "valgrind", "gdb --args", "rr record").
+You usually want to use the "-foreground" option as well in order to have a TTY.
+.TP
+\fB\-foreground\fR
+Run the child process in the foreground.
+This gives the child process access to the TTY.
.TP
\fB\-map\fR
Display the machine on which each process rank is mapped.
Use that amount of processes. By default, there is the same number of processes as there are of hosts in the hostfile.
.TP
\fB\-trace\fR
-Equivalent to \fB–cfg\fR=\fItracing\fR:\fIyes\fR \fB–cfg\fR=\fItracing/smpi\fR:\fIyes\fR, activate the trace mecanism if available.
+Equivalent to \fB–cfg\fR=\fItracing\fR:\fIyes\fR \fB–cfg\fR=\fItracing/smpi\fR:\fIyes\fR, activate the trace mechanism if available.
.TP
\fB\-trace-ti\fR
Activate time independant tracing.
