Guido van Rossum | 116857c | 1994-01-02 23:22:21 +0000 | [diff] [blame] | 1 | /* |
| 2 | * Copyright (c) 1993 George V. Neville-Neil |
| 3 | * All rights reserved. |
| 4 | * |
| 5 | * Redistribution and use in source and binary forms, with or without |
| 6 | * modification, are permitted provided that the following conditions |
| 7 | * are met: |
| 8 | * 1. Redistributions of source code must retain the above copyright |
| 9 | * notice, this list of conditions and the following disclaimer. |
| 10 | * 2. Redistributions in binary form must reproduce the above copyright |
| 11 | * notice, this list of conditions and the following disclaimer in the |
| 12 | * documentation and/or other materials provided with the distribution. |
| 13 | * 3. All advertising materials mentioning features or use of this software |
| 14 | * must display the following acknowledgement: |
| 15 | * This product includes software developed by George V. Neville-Neil |
| 16 | * 4. The name, George Neville-Neil may not be used to endorse or promote |
| 17 | * products derived from this software without specific prior |
| 18 | * written permission. |
| 19 | * |
| 20 | * THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``AS IS'' AND ANY EXPRESS OR |
| 21 | * IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE |
| 22 | * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE |
| 23 | * ARE DISCLAIMED. IN NO EVENT SHALL THE AUTHOR BE LIABLE |
| 24 | * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL |
| 25 | * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS |
| 26 | * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) |
| 27 | * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT |
| 28 | * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY |
| 29 | * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF |
| 30 | * SUCH DAMAGE. |
| 31 | */ |
| 32 | |
| 33 | /* |
| 34 | * |
| 35 | * File: $Id$ |
| 36 | * |
| 37 | * Author: George V. Neville-Neil |
| 38 | * |
| 39 | * Update History: $Log$ |
Guido van Rossum | cbcd8d7 | 1994-01-14 16:55:50 +0000 | [diff] [blame] | 40 | * Update History: Revision 2.2 1994/01/14 16:55:47 guido |
| 41 | * Update History: Make more robust against Minix and Mac |
Guido van Rossum | 116857c | 1994-01-02 23:22:21 +0000 | [diff] [blame] | 42 | * Update History: |
Guido van Rossum | cbcd8d7 | 1994-01-14 16:55:50 +0000 | [diff] [blame] | 43 | * Revision 2.1 1994/01/02 23:22:19 guido |
| 44 | * Added George Neville-Neil's timing module |
| 45 | * |
Guido van Rossum | 116857c | 1994-01-02 23:22:21 +0000 | [diff] [blame] | 46 | * Revision 1.1 93/12/28 13:14:19 gnn |
| 47 | * Initial revision |
| 48 | * |
| 49 | * Revision 1.1 93/12/23 18:59:10 gnn |
| 50 | * Initial revision |
| 51 | * |
| 52 | * Revision 1.3 93/07/22 15:57:39 15:57:39 gnn (George Neville-Neil) |
| 53 | * Added copyright message. |
| 54 | * |
| 55 | * Revision 1.2 1993/07/22 12:12:34 gnn |
| 56 | * Latest macros. They now evaluate to rvalues. |
| 57 | * |
| 58 | * Revision 1.1 93/07/19 16:56:18 16:56:18 gnn (George Neville-Neil) |
| 59 | * Initial revision |
| 60 | * |
| 61 | * |
| 62 | * |
| 63 | */ |
| 64 | |
| 65 | #ifndef _TIMING_H_ |
| 66 | #define _TIMING_H_ |
| 67 | |
Guido van Rossum | cbcd8d7 | 1994-01-14 16:55:50 +0000 | [diff] [blame] | 68 | #ifdef TIME_WITH_SYS_TIME |
Guido van Rossum | 116857c | 1994-01-02 23:22:21 +0000 | [diff] [blame] | 69 | #include <sys/time.h> |
Guido van Rossum | cbcd8d7 | 1994-01-14 16:55:50 +0000 | [diff] [blame] | 70 | #include <time.h> |
| 71 | #else /* !TIME_WITH_SYS_TIME */ |
| 72 | #ifdef HAVE_SYS_TIME_H |
| 73 | #include <sys/time.h> |
| 74 | #else /* !HAVE_SYS_TIME_H */ |
| 75 | #include <time.h> |
| 76 | #endif /* !HAVE_SYS_TIME_H */ |
| 77 | #endif /* !TIME_WITH_SYS_TIME */ |
Guido van Rossum | 116857c | 1994-01-02 23:22:21 +0000 | [diff] [blame] | 78 | |
| 79 | static struct timeval aftertp, beforetp; |
| 80 | |
| 81 | #define BEGINTIMING gettimeofday(&beforetp, NULL) |
| 82 | |
| 83 | #define ENDTIMING gettimeofday(&aftertp, NULL); \ |
| 84 | if(beforetp.tv_usec > aftertp.tv_usec) \ |
| 85 | { \ |
| 86 | aftertp.tv_usec += 1000000; \ |
| 87 | aftertp.tv_sec--; \ |
| 88 | } |
| 89 | |
| 90 | #define TIMINGUS (((aftertp.tv_sec - beforetp.tv_sec) * 1000000) + \ |
| 91 | (aftertp.tv_usec - beforetp.tv_usec)) |
| 92 | |
| 93 | #define TIMINGMS (((aftertp.tv_sec - beforetp.tv_sec) * 1000) + \ |
| 94 | ((aftertp.tv_usec - beforetp.tv_usec) / 1000)) |
| 95 | |
| 96 | #define TIMINGS ((aftertp.tv_sec - beforetp.tv_sec) + \ |
| 97 | (aftertp.tv_usec - beforetp.tv_usec) / 1000000) |
| 98 | |
| 99 | #endif /* _TIMING_H_ */ |