| | 1 | # Executing Actions. -*- Autotest -*- |
| | 2 | # Copyright 2001 Free Software Foundation, Inc. |
| | 3 | |
| | 4 | # This program is free software; you can redistribute it and/or modify |
| | 5 | # it under the terms of the GNU General Public License as published by |
| | 6 | # the Free Software Foundation; either version 2, or (at your option) |
| | 7 | # any later version. |
| | 8 | |
| | 9 | # This program is distributed in the hope that it will be useful, |
| | 10 | # but WITHOUT ANY WARRANTY; without even the implied warranty of |
| | 11 | # MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the |
| | 12 | # GNU General Public License for more details. |
| | 13 | |
| | 14 | # You should have received a copy of the GNU General Public License |
| | 15 | # along with this program; if not, write to the Free Software |
| | 16 | # Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA |
| | 17 | # 02111-1307, USA. |
| | 18 | |
| | 19 | AT_BANNER([[User Actions.]]) |
| | 20 | |
| | 21 | ## ------------------ ## |
| | 22 | ## Mid-rule actions. ## |
| | 23 | ## ------------------ ## |
| | 24 | |
| | 25 | AT_SETUP([Mid-rule actions]) |
| | 26 | |
| | 27 | # Bison once forgot the mid-rule actions. It was because the action |
| | 28 | # was attached to the host rule (the one with the mid-rule action), |
| | 29 | # instead of being attached to the empty rule dedicated to this |
| | 30 | # action. |
| | 31 | |
| | 32 | AT_DATA([[input.y]], |
| | 33 | [[%{ |
| | 34 | # include <stdio.h> |
| | 35 | # include <stdlib.h> |
| | 36 | static void yyerror (const char *msg); |
| | 37 | static int yylex (void); |
| | 38 | # define YYDEBUG 1 |
| | 39 | # define YYERROR_VERBOSE 1 |
| | 40 | %} |
| | 41 | %% |
| | 42 | exp: { putchar ('0'); } |
| | 43 | '1' { putchar ('1'); } |
| | 44 | '2' { putchar ('2'); } |
| | 45 | '3' { putchar ('3'); } |
| | 46 | '4' { putchar ('4'); } |
| | 47 | '5' { putchar ('5'); } |
| | 48 | '6' { putchar ('6'); } |
| | 49 | '7' { putchar ('7'); } |
| | 50 | '8' { putchar ('8'); } |
| | 51 | '9' { putchar ('9'); } |
| | 52 | { putchar ('\n'); } |
| | 53 | ; |
| | 54 | %% |
| | 55 | static int |
| | 56 | yylex (void) |
| | 57 | { |
| | 58 | static const char *input = "123456789"; |
| | 59 | return *input++; |
| | 60 | } |
| | 61 | |
| | 62 | static void |
| | 63 | yyerror (const char *msg) |
| | 64 | { |
| | 65 | fprintf (stderr, "%s\n", msg); |
| | 66 | } |
| | 67 | |
| | 68 | int |
| | 69 | main (void) |
| | 70 | { |
| | 71 | return yyparse (); |
| | 72 | } |
| | 73 | ]]) |
| | 74 | |
| | 75 | AT_CHECK([bison input.y -d -v -o input.c]) |
| | 76 | AT_CHECK([$CC $CFLAGS $CPPFLAGS input.c -o input], 0, [], [ignore]) |
| | 77 | AT_CHECK([./input], 0, |
| | 78 | [[0123456789 |
| | 79 | ]]) |
| | 80 | |
| | 81 | AT_CLEANUP |
projects / bison.git / blame_incremental