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GCC Code Coverage Report

Directory:	./		Exec	Total	Coverage
File:	usr.bin/ctags/yacc.c	Lines:	0	42	0.0 %
Date:	2017-11-13	Branches:	0	72	0.0 %


/*	$OpenBSD: yacc.c,v 1.9 2012/03/04 04:05:15 fgsch Exp $	*/
/*	$NetBSD: yacc.c,v 1.3 1995/03/26 20:14:12 glass Exp $	*/

/*
 * Copyright (c) 1987, 1993, 1994
 *	The Regents of the University of California.  All rights reserved.
 *
 * Redistribution and use in source and binary forms, with or without
 * modification, are permitted provided that the following conditions
 * are met:
 * 1. Redistributions of source code must retain the above copyright
 *    notice, this list of conditions and the following disclaimer.
 * 2. Redistributions in binary form must reproduce the above copyright
 *    notice, this list of conditions and the following disclaimer in the
 *    documentation and/or other materials provided with the distribution.
 * 3. Neither the name of the University nor the names of its contributors
 *    may be used to endorse or promote products derived from this software
 *    without specific prior written permission.
 *
 * THIS SOFTWARE IS PROVIDED BY THE REGENTS AND CONTRIBUTORS ``AS IS'' AND
 * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
 * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
 * ARE DISCLAIMED.  IN NO EVENT SHALL THE REGENTS OR CONTRIBUTORS BE LIABLE
 * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
 * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
 * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
 * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
 * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
 * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
 * SUCH DAMAGE.
 */

#include <ctype.h>
#include <limits.h>
#include <stdio.h>
#include <string.h>

#include "ctags.h"

/*
 * y_entries:
 *	find the yacc tags and put them in.
 */
void
y_entries(void)
{
	int	c;
	char	*sp;
	bool	in_rule;
	char	tok[MAXTOKEN];

	in_rule = NO;

	while (GETC(!=, EOF))
		switch (c) {
		case '\n':
			SETLINE;
			/* FALLTHROUGH */
		case ' ':
		case '\f':
		case '\r':
		case '\t':
			break;
		case '{':
			if (skip_key('}'))
				in_rule = NO;
			break;
		case '\'':
		case '"':
			if (skip_key(c))
				in_rule = NO;
			break;
		case '%':
			if (GETC(==, '%'))
				return;
			(void)ungetc(c, inf);
			break;
		case '/':
			if (GETC(==, '*'))
				skip_comment('*');
			else
				(void)ungetc(c, inf);
			break;
		case '|':
		case ';':
			in_rule = NO;
			break;
		default:
			if (in_rule || (!isalpha(c) && c != '.' && c != '_'))
				break;
			sp = tok;
			*sp++ = c;
			while (GETC(!=, EOF) && (intoken(c) || c == '.'))
				*sp++ = c;
			*sp = EOS;
			get_line();		/* may change before ':' */
			while (iswhite(c)) {
				if (c == '\n')
					SETLINE;
				if (GETC(==, EOF))
					return;
			}
			if (c == ':') {
				pfnote(tok, lineno);
				in_rule = YES;
			}
			else
				(void)ungetc(c, inf);
		}
}

/*
 * toss_yysec --
 *	throw away lines up to the next "\n%%\n"
 */
void
toss_yysec(void)
{
	int	c;			/* read character */
	int	state;

	/*
	 * state == 0 : waiting
	 * state == 1 : received a newline
	 * state == 2 : received first %
	 * state == 3 : received second %
	 */
	lineftell = ftell(inf);
	for (state = 0; GETC(!=, EOF);)
		switch (c) {
		case '\n':
			++lineno;
			lineftell = ftell(inf);
			if (state == 3)		/* done! */
				return;
			state = 1;		/* start over */
			break;
		case '%':
			if (state)		/* if 1 or 2 */
				++state;	/* goto 3 */
			break;
		default:
			state = 0;		/* reset */
			break;
		}
}


Generated by: GCOVR (Version 3.3)

Line	Branch	Exec	Source
1			/* $OpenBSD: yacc.c,v 1.9 2012/03/04 04:05:15 fgsch Exp $ */
2			/* $NetBSD: yacc.c,v 1.3 1995/03/26 20:14:12 glass Exp $ */
3
4			/*
5			* Copyright (c) 1987, 1993, 1994
6			* The Regents of the University of California. All rights reserved.
7			*
8			* Redistribution and use in source and binary forms, with or without
9			* modification, are permitted provided that the following conditions
10			* are met:
11			* 1. Redistributions of source code must retain the above copyright
12			* notice, this list of conditions and the following disclaimer.
13			* 2. Redistributions in binary form must reproduce the above copyright
14			* notice, this list of conditions and the following disclaimer in the
15			* documentation and/or other materials provided with the distribution.
16			* 3. Neither the name of the University nor the names of its contributors
17			* may be used to endorse or promote products derived from this software
18			* without specific prior written permission.
19			*
20			* THIS SOFTWARE IS PROVIDED BY THE REGENTS AND CONTRIBUTORS ``AS IS'' AND
21			* ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
22			* IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
23			* ARE DISCLAIMED. IN NO EVENT SHALL THE REGENTS OR CONTRIBUTORS BE LIABLE
24			* FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
25			* DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
26			* OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
27			* HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
28			* LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
29			* OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
30			* SUCH DAMAGE.
31			*/
32
33			#include <ctype.h>
34			#include <limits.h>
35			#include <stdio.h>
36			#include <string.h>
37
38			#include "ctags.h"
39
40			/*
41			* y_entries:
42			* find the yacc tags and put them in.
43			*/
44			void
45			y_entries(void)
46			{
47			int c;
48			char *sp;
49			bool in_rule;
50			char tok[MAXTOKEN];
51
52			in_rule = NO;
53
54			while (GETC(!=, EOF))
55			switch (c) {
56			case '\n':
57			SETLINE;
58			/* FALLTHROUGH */
59			case ' ':
60			case '\f':
61			case '\r':
62			case '\t':
63			break;
64			case '{':
65			if (skip_key('}'))
66			in_rule = NO;
67			break;
68			case '\'':
69			case '"':
70			if (skip_key(c))
71			in_rule = NO;
72			break;
73			case '%':
74			if (GETC(==, '%'))
75			return;
76			(void)ungetc(c, inf);
77			break;
78			case '/':
79			if (GETC(==, '*'))
80			skip_comment('*');
81			else
82			(void)ungetc(c, inf);
83			break;
84			case '\|':
85			case ';':
86			in_rule = NO;
87			break;
88			default:
89			if (in_rule \|\| (!isalpha(c) && c != '.' && c != '_'))
90			break;
91			sp = tok;
92			*sp++ = c;
93			while (GETC(!=, EOF) && (intoken(c) \|\| c == '.'))
94			*sp++ = c;
95			*sp = EOS;
96			get_line(); /* may change before ':' */
97			while (iswhite(c)) {
98			if (c == '\n')
99			SETLINE;
100			if (GETC(==, EOF))
101			return;
102			}
103			if (c == ':') {
104			pfnote(tok, lineno);
105			in_rule = YES;
106			}
107			else
108			(void)ungetc(c, inf);
109			}
110			}
111
112			/*
113			* toss_yysec --
114			* throw away lines up to the next "\n%%\n"
115			*/
116			void
117			toss_yysec(void)
118			{
119			int c; /* read character */
120			int state;
121
122			/*
123			* state == 0 : waiting
124			* state == 1 : received a newline
125			* state == 2 : received first %
126			* state == 3 : received second %
127			*/
128			lineftell = ftell(inf);
129			for (state = 0; GETC(!=, EOF);)
130			switch (c) {
131			case '\n':
132			++lineno;
133			lineftell = ftell(inf);
134			if (state == 3) /* done! */
135			return;
136			state = 1; /* start over */
137			break;
138			case '%':
139			if (state) /* if 1 or 2 */
140			++state; /* goto 3 */
141			break;
142			default:
143			state = 0; /* reset */
144			break;
145			}
146			}