| | 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 | |
| | 13 | void |
| | 14 | setprogname(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 | } |
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