|SETPROCTITLE(3)||Library Functions Manual||SETPROCTITLE(3)|
setproctitle() function sets the invoking process's title. The process title is set to the last component of the program name, followed by a colon, a single space, and the formatted string specified by fmt. If fmt is
NULL, the colon and formatted string are omitted. The length of a process title is limited to 2048 bytes.
Set the process title to the program name, an informational string, and the process ID:
setproctitle("foo! (%d)", getpid());
setproctitle() function first appeared in NetBSD 0.9A.
%s’. An attacker can put format specifiers in the string to mangle the stack, leading to a possible security hole. This holds true even if the string has been built “by hand” using a function like
snprintf(), as the resulting string may still contain user-supplied conversion specifiers for later interpolation by
Always be sure to use the proper secure idiom:
|June 5, 2013||OpenBSD-current|