| README (92422) | README (107806) |
|---|---|
| 1/**************************************************************** 2Copyright (C) Lucent Technologies 1997 3All Rights Reserved 4 5Permission to use, copy, modify, and distribute this software and 6its documentation for any purpose and without fee is hereby 7granted, provided that the above copyright notice appear in all 8copies and that both that the copyright notice and this --- 26 unchanged lines hidden (view full) --- 35 make 36which should produce a sequence of messages roughly like this: 37 38 yacc -d awkgram.y 39 40conflicts: 43 shift/reduce, 85 reduce/reduce 41 mv y.tab.c ytab.c 42 mv y.tab.h ytab.h | 1/**************************************************************** 2Copyright (C) Lucent Technologies 1997 3All Rights Reserved 4 5Permission to use, copy, modify, and distribute this software and 6its documentation for any purpose and without fee is hereby 7granted, provided that the above copyright notice appear in all 8copies and that both that the copyright notice and this --- 26 unchanged lines hidden (view full) --- 35 make 36which should produce a sequence of messages roughly like this: 37 38 yacc -d awkgram.y 39 40conflicts: 43 shift/reduce, 85 reduce/reduce 41 mv y.tab.c ytab.c 42 mv y.tab.h ytab.h |
| 43 cc -O -c ytab.c 44 cc -O -c b.c 45 cc -O -c main.c 46 cc -O -c parse.c 47 cc -O maketab.c -o maketab | 43 cc -c ytab.c 44 cc -c b.c 45 cc -c main.c 46 cc -c parse.c 47 cc maketab.c -o maketab |
| 48 ./maketab >proctab.c | 48 ./maketab >proctab.c |
| 49 cc -O -c proctab.c 50 cc -O -c tran.c 51 cc -O -c lib.c 52 cc -O -c run.c 53 cc -O -c lex.c 54 cc -O ytab.o b.o main.o parse.o proctab.o tran.o lib.o run.o lex.o -lm | 49 cc -c proctab.c 50 cc -c tran.c 51 cc -c lib.c 52 cc -c run.c 53 cc -c lex.c 54 cc ytab.o b.o main.o parse.o proctab.o tran.o lib.o run.o lex.o -lm |
| 55 56This produces an executable a.out; you will eventually want to 57move this to some place like /usr/bin/awk. 58 59If your system is does not have yacc or bison (the GNU 60equivalent), you must compile the pieces manually. We have 61included yacc output in ytab.c and ytab.h, and backup copies in 62case you overwrite them. We have also included a copy of --- 7 unchanged lines hidden (view full) --- 70 71This also compiles with Visual C++ on all flavors of Windows, 72*if* you provide versions of popen and pclose. The file 73missing95.c contains versions that can be used to get started 74with, though the underlying support has mysterious properties, 75the symptom of which can be truncated pipe output. Beware. 76The file makefile.win gives hints on how to proceed. 77 | 55 56This produces an executable a.out; you will eventually want to 57move this to some place like /usr/bin/awk. 58 59If your system is does not have yacc or bison (the GNU 60equivalent), you must compile the pieces manually. We have 61included yacc output in ytab.c and ytab.h, and backup copies in 62case you overwrite them. We have also included a copy of --- 7 unchanged lines hidden (view full) --- 70 71This also compiles with Visual C++ on all flavors of Windows, 72*if* you provide versions of popen and pclose. The file 73missing95.c contains versions that can be used to get started 74with, though the underlying support has mysterious properties, 75the symptom of which can be truncated pipe output. Beware. 76The file makefile.win gives hints on how to proceed. 77 |
| 78This is also said to compile on Macintosh systems, using the | 78This compiles without change on Macintosh OS X using gcc and 79the standard developer tools. 80 81This is also said to compile on Macintosh OS 9 systems, using the |
| 79file "buildmac" provided by Dan Allen (danallen@microsoft.com), 80to whom many thanks. 81 82The version of malloc that comes with some systems is sometimes 83astonishly slow. If awk seems slow, you might try fixing that. | 82file "buildmac" provided by Dan Allen (danallen@microsoft.com), 83to whom many thanks. 84 85The version of malloc that comes with some systems is sometimes 86astonishly slow. If awk seems slow, you might try fixing that. |
| 87More generally, turning on optimization can significantly improve 88awk's speed, perhaps by 1/3 for highest levels. |
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