2 * Copyright 2007 Jon Loeliger, Freescale Semiconductor, Inc.
4 * This program is free software; you can redistribute it and/or
5 * modify it under the terms of the GNU General Public License as
6 * published by the Free Software Foundation; either version 2 of the
7 * License, or (at your option) any later version.
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 GNU
12 * General Public License for more details.
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 02111-1307
27 struct srcfile_state {
32 struct srcfile_state *prev;
35 extern FILE *depfile; /* = NULL */
36 extern struct srcfile_state *current_srcfile; /* = NULL */
41 * If the source file is a relative pathname, then it is searched for in the
42 * current directory (the directory of the last source file read) and after
43 * that in the search path.
45 * We work through the search path in order from the first path specified to
48 * If the file is not found, then this function does not return, but calls
51 * @param fname Filename to search
52 * @param fullnamep If non-NULL, it is set to the allocated filename of the
53 * file that was opened. The caller is then responsible
54 * for freeing the pointer.
55 * @return pointer to opened FILE
57 FILE *srcfile_relative_open(const char *fname, char **fullnamep);
59 void srcfile_push(const char *fname);
60 bool srcfile_pop(void);
63 * Add a new directory to the search path for input files
65 * The new path is added at the end of the list.
67 * @param dirname Directory to add
69 void srcfile_add_search_path(const char *dirname);
76 struct srcfile_state *file;
79 #define YYLTYPE struct srcpos
81 #define YYLLOC_DEFAULT(Current, Rhs, N) \
84 (Current).first_line = YYRHSLOC(Rhs, 1).first_line; \
85 (Current).first_column = YYRHSLOC(Rhs, 1).first_column; \
86 (Current).last_line = YYRHSLOC(Rhs, N).last_line; \
87 (Current).last_column = YYRHSLOC (Rhs, N).last_column; \
88 (Current).file = YYRHSLOC(Rhs, N).file; \
90 (Current).first_line = (Current).last_line = \
91 YYRHSLOC(Rhs, 0).last_line; \
92 (Current).first_column = (Current).last_column = \
93 YYRHSLOC(Rhs, 0).last_column; \
94 (Current).file = YYRHSLOC (Rhs, 0).file; \
100 * Fictional source position used for IR nodes that are
101 * created without otherwise knowing a true source position.
102 * For example,constant definitions from the command line.
104 extern struct srcpos srcpos_empty;
106 extern void srcpos_update(struct srcpos *pos, const char *text, int len);
107 extern struct srcpos *srcpos_copy(struct srcpos *pos);
108 extern char *srcpos_string(struct srcpos *pos);
110 extern void PRINTF(3, 0) srcpos_verror(struct srcpos *pos, const char *prefix,
111 const char *fmt, va_list va);
112 extern void PRINTF(3, 4) srcpos_error(struct srcpos *pos, const char *prefix,
113 const char *fmt, ...);
115 extern void srcpos_set_line(char *f, int l);
117 #endif /* _SRCPOS_H_ */