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* src/location.h: New, extracted from...

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* src/reader.h: here.
* src/Makefile.am (noinst_HEADERS): Merge into
(bison_SOURCES): this.
Add location.h.
* src/parse-gram.y: Use location_t instead of Bison's.
* src/reader.h, src/reader.c (prologue_augment, epilogue_set):
Use location_t instead of ints.
This commit is contained in:
Akim Demaille
2002-06-14 17:35:45 +00:00
parent e96c9728da
commit 0c15323de7
10 changed files with 824 additions and 1003 deletions
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65
src/location.h Normal file
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/* Locations for Bison
Copyright (C) 2002 Free Software Foundation, Inc.
This file is part of Bison, the GNU Compiler Compiler.
Bison is free software; you can redistribute it and/or modify
it under the terms of the GNU General Public License as published by
the Free Software Foundation; either version 2, or (at your option)
any later version.
Bison is distributed in the hope that it will be useful,
but WITHOUT ANY WARRANTY; without even the implied warranty of
MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
GNU General Public License for more details.
You should have received a copy of the GNU General Public License
along with Bison; see the file COPYING. If not, write to
the Free Software Foundation, Inc., 59 Temple Place - Suite 330,
Boston, MA 02111-1307, USA. */
#ifndef LOCATION_H_
# define LOCATION_H_
typedef struct location_s
{
int first_line;
int first_column;
int last_line;
int last_column;
} location_t;
#define YYLTYPE location_t
/* Initialize LOC. */
# define LOCATION_RESET(Loc) \
(Loc).first_column = (Loc).first_line = 1; \
(Loc).last_column = (Loc).last_line = 1;
/* Advance of NUM columns. */
# define LOCATION_COLUMNS(Loc, Num) \
(Loc).last_column += Num;
/* Advance of NUM lines. */
# define LOCATION_LINES(Loc, Num) \
(Loc).last_column = 1; \
(Loc).last_line += Num;
/* Restart: move the first cursor to the last position. */
# define LOCATION_STEP(Loc) \
(Loc).first_column = (Loc).last_column; \
(Loc).first_line = (Loc).last_line;
/* Output LOC on the stream OUT. */
# define LOCATION_PRINT(Out, Loc) \
fprintf (stderr, "%s:", infile); \
if ((Loc).first_line != (Loc).last_line) \
fprintf (Out, "%d.%d-%d.%d", \
(Loc).first_line, (Loc).first_column, \
(Loc).last_line, (Loc).last_column - 1); \
else if ((Loc).first_column < (Loc).last_column - 1) \
fprintf (Out, "%d.%d-%d", (Loc).first_line, \
(Loc).first_column, (Loc).last_column - 1); \
else \
fprintf (Out, "%d.%d", (Loc).first_line, (Loc).first_column)
#endif /* !LOCATION_H_ */