Head

GCC Code Coverage Report

Directory:	./		Exec	Total	Coverage
File:	usr.bin/sed/misc.c	Lines:	9	27	33.3 %
Date:	2016-12-06	Branches:	3	10	30.0 %


/*	$OpenBSD: misc.c,v 1.11 2015/10/26 14:08:47 mmcc Exp $	*/

/*-
 * Copyright (c) 1992 Diomidis Spinellis.
 * Copyright (c) 1992, 1993
 *	The Regents of the University of California.  All rights reserved.
 *
 * This code is derived from software contributed to Berkeley by
 * Diomidis Spinellis of Imperial College, University of London.
 *
 * 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 <sys/types.h>

#include <errno.h>
#include <regex.h>
#include <stdio.h>
#include <stdlib.h>
#include <string.h>
#include <stdarg.h>

#include "defs.h"
#include "extern.h"

/*
 * malloc with result test
 */
void *
xmalloc(size_t size)
{
	void *p;

	if ((p = malloc(size)) == NULL)
		error(FATAL, "%s", strerror(errno));
	return (p);
}

void *
xreallocarray(void *o, size_t nmemb, size_t size)
{
	void *p;

	if ((p = reallocarray(o, nmemb, size)) == NULL)
		error(FATAL, "%s", strerror(errno));
	return (p);
}

/*
 * realloc with result test
 */
void *
xrealloc(void *p, size_t size)
{

	if ((p = realloc(p, size)) == NULL)
		error(FATAL, "%s", strerror(errno));
	return (p);
}

/*
 * Return a string for a regular expression error passed.  This is a overkill,
 * because of the silly semantics of regerror (we can never know the size of
 * the buffer).
 */
char *
strregerror(int errcode, regex_t *preg)
{
	static char *oe;
	size_t s;

	free(oe);
	s = regerror(errcode, preg, "", 0);
	oe = xmalloc(s);
	(void)regerror(errcode, preg, oe, s);
	return (oe);
}

/*
 * Error reporting function
 */
void
error(int severity, const char *fmt, ...)
{
	va_list ap;

	va_start(ap, fmt);
	(void)fprintf(stderr, "sed: ");
	switch (severity) {
	case WARNING:
	case COMPILE:
		(void)fprintf(stderr, "%lu: %s: ", linenum, fname);
	}
	(void)vfprintf(stderr, fmt, ap);
	va_end(ap);
	(void)fprintf(stderr, "\n");
	if (severity == WARNING)
		return;
	exit(1);
	/* NOTREACHED */
}


Generated by: GCOVR (Version 3.3)

Line	Branch	Exec	Source
1			/* $OpenBSD: misc.c,v 1.11 2015/10/26 14:08:47 mmcc Exp $ */
2
3			/*-
4			* Copyright (c) 1992 Diomidis Spinellis.
5			* Copyright (c) 1992, 1993
6			* The Regents of the University of California. All rights reserved.
7			*
8			* This code is derived from software contributed to Berkeley by
9			* Diomidis Spinellis of Imperial College, University of London.
10			*
11			* Redistribution and use in source and binary forms, with or without
12			* modification, are permitted provided that the following conditions
13			* are met:
14			* 1. Redistributions of source code must retain the above copyright
15			* notice, this list of conditions and the following disclaimer.
16			* 2. Redistributions in binary form must reproduce the above copyright
17			* notice, this list of conditions and the following disclaimer in the
18			* documentation and/or other materials provided with the distribution.
19			* 3. Neither the name of the University nor the names of its contributors
20			* may be used to endorse or promote products derived from this software
21			* without specific prior written permission.
22			*
23			* THIS SOFTWARE IS PROVIDED BY THE REGENTS AND CONTRIBUTORS ``AS IS'' AND
24			* ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
25			* IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
26			* ARE DISCLAIMED. IN NO EVENT SHALL THE REGENTS OR CONTRIBUTORS BE LIABLE
27			* FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
28			* DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
29			* OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
30			* HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
31			* LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
32			* OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
33			* SUCH DAMAGE.
34			*/
35
36			#include <sys/types.h>
37
38			#include <errno.h>
39			#include <regex.h>
40			#include <stdio.h>
41			#include <stdlib.h>
42			#include <string.h>
43			#include <stdarg.h>
44
45			#include "defs.h"
46			#include "extern.h"
47
48			/*
49			* malloc with result test
50			*/
51			void *
52			xmalloc(size_t size)
53		55281	{
54			void *p;
55
56	✗✓	55281	if ((p = malloc(size)) == NULL)
57			error(FATAL, "%s", strerror(errno));
58		55281	return (p);
59			}
60
61			void *
62			xreallocarray(void *o, size_t nmemb, size_t size)
63		1564	{
64			void *p;
65
66	✗✓	1564	if ((p = reallocarray(o, nmemb, size)) == NULL)
67			error(FATAL, "%s", strerror(errno));
68		1564	return (p);
69			}
70
71			/*
72			* realloc with result test
73			*/
74			void *
75			xrealloc(void *p, size_t size)
76		24644	{
77
78	✗✓	24644	if ((p = realloc(p, size)) == NULL)
79			error(FATAL, "%s", strerror(errno));
80		24644	return (p);
81			}
82
83			/*
84			* Return a string for a regular expression error passed. This is a overkill,
85			* because of the silly semantics of regerror (we can never know the size of
86			* the buffer).
87			*/
88			char *
89			strregerror(int errcode, regex_t *preg)
90			{
91			static char *oe;
92			size_t s;
93
94			free(oe);
95			s = regerror(errcode, preg, "", 0);
96			oe = xmalloc(s);
97			(void)regerror(errcode, preg, oe, s);
98			return (oe);
99			}
100
101			/*
102			* Error reporting function
103			*/
104			void
105			error(int severity, const char *fmt, ...)
106			{
107			va_list ap;
108
109			va_start(ap, fmt);
110			(void)fprintf(stderr, "sed: ");
111			switch (severity) {
112			case WARNING:
113			case COMPILE:
114			(void)fprintf(stderr, "%lu: %s: ", linenum, fname);
115			}
116			(void)vfprintf(stderr, fmt, ap);
117			va_end(ap);
118			(void)fprintf(stderr, "\n");
119			if (severity == WARNING)
120			return;
121			exit(1);
122			/* NOTREACHED */
123			}