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-rw-r--r--scripts/dtc/srcpos.h85
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diff --git a/scripts/dtc/srcpos.h b/scripts/dtc/srcpos.h
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+/*
+ * 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.
+ */
+
+#include <stdio.h>
+
+struct dtc_file {
+ char *dir;
+ const char *name;
+ FILE *file;
+};
+
+#if ! defined(YYLTYPE) && ! defined(YYLTYPE_IS_DECLARED)
+typedef struct YYLTYPE {
+ int first_line;
+ int first_column;
+ int last_line;
+ int last_column;
+ struct dtc_file *file;
+} YYLTYPE;
+
+#define YYLTYPE_IS_DECLARED 1
+#define YYLTYPE_IS_TRIVIAL 1
+#endif
+
+/* Cater to old parser templates. */
+#ifndef YYID
+#define YYID(n) (n)
+#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).file = YYRHSLOC (Rhs, N).file; \
+ } \
+ else \
+ { \
+ (Current).first_line = (Current).last_line = \
+ YYRHSLOC (Rhs, 0).last_line; \
+ (Current).first_column = (Current).last_column = \
+ YYRHSLOC (Rhs, 0).last_column; \
+ (Current).file = YYRHSLOC (Rhs, 0).file; \
+ } \
+ while (YYID (0))
+
+
+
+extern void yyerror(char const *);
+extern void yyerrorf(char const *, ...) __attribute__((format(printf, 1, 2)));
+
+extern struct dtc_file *srcpos_file;
+
+struct search_path {
+ const char *dir; /* NULL for current directory */
+ struct search_path *prev, *next;
+};
+
+extern struct dtc_file *dtc_open_file(const char *fname,
+ const struct search_path *search);
+extern void dtc_close_file(struct dtc_file *file);
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