1#include <sys/cdefs.h> 2__FBSDID("$FreeBSD: src/lib/libc/gen/setprogname.c,v 1.8 2002/03/29 22:43:41 markm Exp $"); 3 4#include <stdlib.h> 5#include <string.h> 6#include <sys/param.h> 7#include <sys/sysctl.h> 8#include <crt_externs.h> 9#define __progname (*_NSGetProgname()) 10 11#include "libc_private.h" 12 13void 14setprogname(const char *progname) 15{ 16 const char *p; 17 char buf[2*MAXCOMLEN+1]; 18 int mib[2]; 19 20 p = strrchr(progname, '/'); 21 if (p != NULL) 22 __progname = (char *)(p = p + 1); 23 else 24 __progname = (char *)(p = progname); 25 26 strlcpy(&buf[0], (char *)(p), sizeof(buf)); 27 28 mib[0] = CTL_KERN; 29 mib[1] = KERN_PROCNAME; 30 31 /* ignore errors as this is not a hard error */ 32 sysctl(mib, 2, NULL, NULL, &buf[0], strlen(buf)); 33} 34