PROCSETNAME(2)PROCSETNAME(2)
procsetname – set process arguments
#include <u.h> #include <libc.h>
void procsetname(char *fmt, ...)
Procsetname overrides the current process arguments by writing to its /proc/pid/args file. The process arguments are informational only.
/sys/src/libc/9sys/procsetname.c
thread(2), proc(3)