cregit-Linux how code gets into the kernel

Release 4.7 scripts/dtc/srcpos.h

Directory: scripts/dtc
/*
 * 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
 */

#ifndef _SRCPOS_H_

#define _SRCPOS_H_

#include <stdio.h>
#include <stdbool.h>


struct srcfile_state {
	
FILE *f;
	
char *name;
	
char *dir;
	

int lineno, colno;
	
struct srcfile_state *prev;
};

extern FILE *depfile; /* = NULL */
extern struct srcfile_state *current_srcfile; /* = NULL */

/**
 * Open a source file.
 *
 * If the source file is a relative pathname, then it is searched for in the
 * current directory (the directory of the last source file read) and after
 * that in the search path.
 *
 * We work through the search path in order from the first path specified to
 * the last.
 *
 * If the file is not found, then this function does not return, but calls
 * die().
 *
 * @param fname         Filename to search
 * @param fullnamep     If non-NULL, it is set to the allocated filename of the
 *                      file that was opened. The caller is then responsible
 *                      for freeing the pointer.
 * @return pointer to opened FILE
 */
FILE *srcfile_relative_open(const char *fname, char **fullnamep);

void srcfile_push(const char *fname);
bool srcfile_pop(void);

/**
 * Add a new directory to the search path for input files
 *
 * The new path is added at the end of the list.
 *
 * @param dirname       Directory to add
 */
void srcfile_add_search_path(const char *dirname);


struct srcpos {
    
int first_line;
    
int first_column;
    
int last_line;
    
int last_column;
    
struct srcfile_state *file;
};


#define YYLTYPE struct srcpos


#define YYLLOC_DEFAULT(Current, Rhs, N)						\
	do {                                                                    \
                if (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 (0)


/*
 * Fictional source position used for IR nodes that are
 * created without otherwise knowing a true source position.
 * For example,constant definitions from the command line.
 */
extern struct srcpos srcpos_empty;

extern void srcpos_update(struct srcpos *pos, const char *text, int len);
extern struct srcpos *srcpos_copy(struct srcpos *pos);
extern char *srcpos_string(struct srcpos *pos);
extern void srcpos_dump(struct srcpos *pos);

extern void srcpos_verror(struct srcpos *pos, const char *prefix,
			  const char *fmt, va_list va)
	__attribute__((format(printf, 3, 0)));
extern void srcpos_error(struct srcpos *pos, const char *prefix,
			 const char *fmt, ...)
	__attribute__((format(printf, 3, 4)));

extern void srcpos_set_line(char *f, int l);

#endif /* _SRCPOS_H_ */

Overall Contributors

PersonTokensPropCommitsCommitProp
john bonesiojohn bonesio14553.90%116.67%
david gibsondavid gibson7829.00%233.33%
stephen warrenstephen warren2910.78%233.33%
rob herringrob herring176.32%116.67%
Total269100.00%6100.00%
Directory: scripts/dtc
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