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Diffstat (limited to 'srcpos.h')
-rw-r--r-- | srcpos.h | 71 |
1 files changed, 71 insertions, 0 deletions
diff --git a/srcpos.h b/srcpos.h new file mode 100644 index 0000000..d591e7e --- /dev/null +++ b/srcpos.h @@ -0,0 +1,71 @@ +/* + * Copyright 2007 Jon Loeliger, Freescale Semiconductor, Inc. + * + * This program 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 of the + * License, or (at your option) any later version. + * + * This program 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 this program; if not, write to the Free Software + * Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 + * USA + */ + +/* + * Augment the standard YYLTYPE with a filenum index into an + * array of all opened filenames. + */ + +#if ! defined YYLTYPE && ! defined YYLTYPE_IS_DECLARED +typedef struct YYLTYPE { + int first_line; + int first_column; + int last_line; + int last_column; + int filenum; +} YYLTYPE; + +#define YYLTYPE_IS_DECLARED 1 +#define YYLTYPE_IS_TRIVIAL 1 +#endif + + +#define YYLLOC_DEFAULT(Current, Rhs, N) \ + do \ + if (YYID (N)) \ + { \ + (Current).first_line = YYRHSLOC (Rhs, 1).first_line; \ + (Current).first_column = YYRHSLOC (Rhs, 1).first_column; \ + (Current).last_line = YYRHSLOC (Rhs, N).last_line; \ + (Current).last_column = YYRHSLOC (Rhs, N).last_column; \ + (Current).filenum = YYRHSLOC (Rhs, N).filenum; \ + } \ + else \ + { \ + (Current).first_line = (Current).last_line = \ + YYRHSLOC (Rhs, 0).last_line; \ + (Current).first_column = (Current).last_column = \ + YYRHSLOC (Rhs, 0).last_column; \ + (Current).filenum = YYRHSLOC (Rhs, 0).filenum; \ + } \ + while (YYID (0)) + + + + +extern int srcpos_filenum; + +extern int push_input_file(const char *filename); +extern int pop_input_file(void); + +extern FILE *dtc_open_file(const char *fname); +extern int lookup_file_name(const char *fname, int add_it); +extern const char *srcpos_filename_for_num(int filenum); +const char *srcpos_get_filename(void); + |