14e179ddaSchristos /* 24e179ddaSchristos * Copyright (c) 2016 Nicholas Marriott <nicholas.marriott@gmail.com> 34e179ddaSchristos * 44e179ddaSchristos * Permission to use, copy, modify, and distribute this software for any 54e179ddaSchristos * purpose with or without fee is hereby granted, provided that the above 64e179ddaSchristos * copyright notice and this permission notice appear in all copies. 74e179ddaSchristos * 84e179ddaSchristos * THE SOFTWARE IS PROVIDED "AS IS" AND THE AUTHOR DISCLAIMS ALL WARRANTIES 94e179ddaSchristos * WITH REGARD TO THIS SOFTWARE INCLUDING ALL IMPLIED WARRANTIES OF 104e179ddaSchristos * MERCHANTABILITY AND FITNESS. IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR 114e179ddaSchristos * ANY SPECIAL, DIRECT, INDIRECT, OR CONSEQUENTIAL DAMAGES OR ANY DAMAGES 124e179ddaSchristos * WHATSOEVER RESULTING FROM LOSS OF MIND, USE, DATA OR PROFITS, WHETHER 134e179ddaSchristos * IN AN ACTION OF CONTRACT, NEGLIGENCE OR OTHER TORTIOUS ACTION, ARISING 144e179ddaSchristos * OUT OF OR IN CONNECTION WITH THE USE OR PERFORMANCE OF THIS SOFTWARE. 154e179ddaSchristos */ 164e179ddaSchristos 174e179ddaSchristos #include <sys/types.h> 184e179ddaSchristos 194e179ddaSchristos #include <stdarg.h> 20*f8cf1a91Swiz #include <stdlib.h> 214e179ddaSchristos #include <string.h> 224e179ddaSchristos 234e179ddaSchristos #include "compat.h" 244e179ddaSchristos 254e179ddaSchristos #if defined(HAVE_PRCTL) && defined(HAVE_PR_SET_NAME) 264e179ddaSchristos 274e179ddaSchristos #include <sys/prctl.h> 284e179ddaSchristos 294e179ddaSchristos void 304e179ddaSchristos setproctitle(const char *fmt, ...) 314e179ddaSchristos { 324e179ddaSchristos char title[16], name[16], *cp; 334e179ddaSchristos va_list ap; 344e179ddaSchristos int used; 354e179ddaSchristos 364e179ddaSchristos va_start(ap, fmt); 374e179ddaSchristos vsnprintf(title, sizeof title, fmt, ap); 384e179ddaSchristos va_end(ap); 394e179ddaSchristos 404e179ddaSchristos used = snprintf(name, sizeof name, "%s: %s", getprogname(), title); 414e179ddaSchristos if (used >= (int)sizeof name) { 424e179ddaSchristos cp = strrchr(name, ' '); 434e179ddaSchristos if (cp != NULL) 444e179ddaSchristos *cp = '\0'; 454e179ddaSchristos } 464e179ddaSchristos prctl(PR_SET_NAME, name); 474e179ddaSchristos } 484e179ddaSchristos #else 494e179ddaSchristos void 504e179ddaSchristos setproctitle(__unused const char *fmt, ...) 514e179ddaSchristos { 524e179ddaSchristos } 534e179ddaSchristos #endif 54