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![Thomas Gleixner](/assets/img/avatar_default.png)
Based on 1 normalized pattern(s): 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 extracted by the scancode license scanner the SPDX license identifier GPL-2.0-or-later has been chosen to replace the boilerplate/reference in 1334 file(s). Signed-off-by: Thomas Gleixner <tglx@linutronix.de> Reviewed-by: Allison Randal <allison@lohutok.net> Reviewed-by: Richard Fontana <rfontana@redhat.com> Cc: linux-spdx@vger.kernel.org Link: https://lkml.kernel.org/r/20190527070033.113240726@linutronix.de Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
103 lines
2.9 KiB
C
103 lines
2.9 KiB
C
/* SPDX-License-Identifier: GPL-2.0-or-later */
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/*
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* Copyright 2007 Jon Loeliger, Freescale Semiconductor, Inc.
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*/
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#ifndef SRCPOS_H
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#define SRCPOS_H
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#include <stdio.h>
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#include <stdbool.h>
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#include "util.h"
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struct srcfile_state {
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FILE *f;
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char *name;
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char *dir;
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int lineno, colno;
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struct srcfile_state *prev;
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};
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extern FILE *depfile; /* = NULL */
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extern struct srcfile_state *current_srcfile; /* = NULL */
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/**
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* Open a source file.
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*
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* If the source file is a relative pathname, then it is searched for in the
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* current directory (the directory of the last source file read) and after
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* that in the search path.
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*
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* We work through the search path in order from the first path specified to
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* the last.
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*
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* If the file is not found, then this function does not return, but calls
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* die().
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*
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* @param fname Filename to search
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* @param fullnamep If non-NULL, it is set to the allocated filename of the
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* file that was opened. The caller is then responsible
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* for freeing the pointer.
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* @return pointer to opened FILE
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*/
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FILE *srcfile_relative_open(const char *fname, char **fullnamep);
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void srcfile_push(const char *fname);
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bool srcfile_pop(void);
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/**
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* Add a new directory to the search path for input files
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*
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* The new path is added at the end of the list.
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*
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* @param dirname Directory to add
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*/
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void srcfile_add_search_path(const char *dirname);
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struct srcpos {
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int first_line;
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int first_column;
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int last_line;
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int last_column;
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struct srcfile_state *file;
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struct srcpos *next;
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};
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#define YYLTYPE struct srcpos
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#define YYLLOC_DEFAULT(Current, Rhs, N) \
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do { \
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if (N) { \
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(Current).first_line = YYRHSLOC(Rhs, 1).first_line; \
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(Current).first_column = YYRHSLOC(Rhs, 1).first_column; \
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(Current).last_line = YYRHSLOC(Rhs, N).last_line; \
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(Current).last_column = YYRHSLOC (Rhs, N).last_column; \
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(Current).file = YYRHSLOC(Rhs, N).file; \
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} else { \
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(Current).first_line = (Current).last_line = \
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YYRHSLOC(Rhs, 0).last_line; \
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(Current).first_column = (Current).last_column = \
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YYRHSLOC(Rhs, 0).last_column; \
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(Current).file = YYRHSLOC (Rhs, 0).file; \
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} \
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(Current).next = NULL; \
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} while (0)
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extern void srcpos_update(struct srcpos *pos, const char *text, int len);
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extern struct srcpos *srcpos_copy(struct srcpos *pos);
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extern struct srcpos *srcpos_extend(struct srcpos *new_srcpos,
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struct srcpos *old_srcpos);
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extern char *srcpos_string(struct srcpos *pos);
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extern char *srcpos_string_first(struct srcpos *pos, int level);
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extern char *srcpos_string_last(struct srcpos *pos, int level);
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extern void PRINTF(3, 0) srcpos_verror(struct srcpos *pos, const char *prefix,
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const char *fmt, va_list va);
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extern void PRINTF(3, 4) srcpos_error(struct srcpos *pos, const char *prefix,
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const char *fmt, ...);
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extern void srcpos_set_line(char *f, int l);
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#endif /* SRCPOS_H */
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