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1 | /* Locations for Bison | |
2 | Copyright (C) 2002 Free Software Foundation, Inc. | |
3 | ||
4 | This file is part of Bison, the GNU Compiler Compiler. | |
5 | ||
6 | Bison is free software; you can redistribute it and/or modify | |
7 | it under the terms of the GNU General Public License as published by | |
8 | the Free Software Foundation; either version 2, or (at your option) | |
9 | any later version. | |
10 | ||
11 | Bison is distributed in the hope that it will be useful, | |
12 | but WITHOUT ANY WARRANTY; without even the implied warranty of | |
13 | MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the | |
14 | GNU General Public License for more details. | |
15 | ||
16 | You should have received a copy of the GNU General Public License | |
17 | along with Bison; see the file COPYING. If not, write to | |
18 | the Free Software Foundation, Inc., 51 Franklin Street, Fifth Floor, | |
19 | Boston, MA 02110-1301, USA. */ | |
20 | ||
21 | #include "system.h" | |
22 | ||
23 | #include <quotearg.h> | |
24 | ||
25 | #include "location.h" | |
26 | ||
27 | location const empty_location; | |
28 | ||
29 | /* Output to OUT the location LOC. | |
30 | Warning: it uses quotearg's slot 3. */ | |
31 | void | |
32 | location_print (FILE *out, location loc) | |
33 | { | |
34 | fprintf (out, "%s:%d.%d", | |
35 | quotearg_n_style (3, escape_quoting_style, loc.start.file), | |
36 | loc.start.line, loc.start.column); | |
37 | ||
38 | if (loc.start.file != loc.end.file) | |
39 | fprintf (out, "-%s:%d.%d", | |
40 | quotearg_n_style (3, escape_quoting_style, loc.end.file), | |
41 | loc.end.line, loc.end.column - 1); | |
42 | else if (loc.start.line < loc.end.line) | |
43 | fprintf (out, "-%d.%d", loc.end.line, loc.end.column - 1); | |
44 | else if (loc.start.column < loc.end.column - 1) | |
45 | fprintf (out, "-%d", loc.end.column - 1); | |
46 | } |