/* * Copyright (c) 2016 Nicholas Marriott <nicholas.marriott@gmail.com> * * Permission to use, copy, modify, and distribute this software for any * purpose with or without fee is hereby granted, provided that the above * copyright notice and this permission notice appear in all copies. * * THE SOFTWARE IS PROVIDED "AS IS" AND THE AUTHOR DISCLAIMS ALL WARRANTIES * WITH REGARD TO THIS SOFTWARE INCLUDING ALL IMPLIED WARRANTIES OF * MERCHANTABILITY AND FITNESS. IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR * ANY SPECIAL, DIRECT, INDIRECT, OR CONSEQUENTIAL DAMAGES OR ANY DAMAGES * WHATSOEVER RESULTING FROM LOSS OF MIND, USE, DATA OR PROFITS, WHETHER * IN AN ACTION OF CONTRACT, NEGLIGENCE OR OTHER TORTIOUS ACTION, ARISING * OUT OF OR IN CONNECTION WITH THE USE OR PERFORMANCE OF THIS SOFTWARE. */ #include <sys/types.h> #include <stdarg.h> #include <string.h> #include "compat.h" #if defined(HAVE_PRCTL) && defined(HAVE_PR_SET_NAME) #include <sys/prctl.h> void setproctitle(const char *fmt, ...) { char title[16], name[16], *cp; va_list ap; int used; va_start(ap, fmt); vsnprintf(title, sizeof title, fmt, ap); va_end(ap); used = snprintf(name, sizeof name, "%s: %s", getprogname(), title); if (used >= (int)sizeof name) { cp = strrchr(name, ' '); if (cp != NULL) *cp = '\0'; } prctl(PR_SET_NAME, name); } #else void setproctitle(__unused const char *fmt, ...) { } #endif