Rob Pike | 69b74c3 | 2008-06-12 13:26:16 -0700 | [diff] [blame] | 1 | /* |
| 2 | Plan 9 from User Space src/lib9/sysfatal.c |
| 3 | http://code.swtch.com/plan9port/src/tip/src/lib9/sysfatal.c |
| 4 | |
| 5 | Copyright 2001-2007 Russ Cox. All Rights Reserved. |
| 6 | |
| 7 | Permission is hereby granted, free of charge, to any person obtaining a copy |
| 8 | of this software and associated documentation files (the "Software"), to deal |
| 9 | in the Software without restriction, including without limitation the rights |
| 10 | to use, copy, modify, merge, publish, distribute, sublicense, and/or sell |
| 11 | copies of the Software, and to permit persons to whom the Software is |
| 12 | furnished to do so, subject to the following conditions: |
| 13 | |
| 14 | The above copyright notice and this permission notice shall be included in |
| 15 | all copies or substantial portions of the Software. |
| 16 | |
| 17 | THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR |
| 18 | IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY, |
| 19 | FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE |
| 20 | AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER |
| 21 | LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, |
| 22 | OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN |
| 23 | THE SOFTWARE. |
| 24 | */ |
| 25 | |
| 26 | #include <u.h> |
| 27 | #include <libc.h> |
| 28 | |
| 29 | void (*_sysfatal)(char*, ...); |
| 30 | |
| 31 | void |
| 32 | sysfatal(char *fmt, ...) |
| 33 | { |
| 34 | char buf[256]; |
| 35 | va_list arg; |
| 36 | |
| 37 | va_start(arg, fmt); |
| 38 | if(_sysfatal) |
| 39 | (*_sysfatal)(fmt, arg); |
| 40 | vseprint(buf, buf+sizeof buf, fmt, arg); |
| 41 | va_end(arg); |
| 42 | |
| 43 | __fixargv0(); |
| 44 | fprint(2, "%s: %s\n", argv0 ? argv0 : "<prog>", buf); |
| 45 | exits("fatal"); |
| 46 | } |
| 47 | |