Head

GCC Code Coverage Report

Directory:	./		Exec	Total	Coverage
File:	usr.bin/uname/uname.c	Lines:	35	57	61.4 %
Date:	2017-11-13	Branches:	24	52	46.2 %


/*	$OpenBSD: uname.c,v 1.19 2016/10/28 07:22:59 schwarze Exp $	*/

/*
 * Copyright (c) 1994 Winning Strategies, Inc.
 * 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. All advertising materials mentioning features or use of this software
 *    must display the following acknowledgement:
 *      This product includes software developed by Winning Strategies, Inc.
 * 4. The name of Winning Strategies, Inc. may not be used to endorse or
 *    promote products derived from this software without specific prior
 *    written permission.
 *
 * THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``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 AUTHOR 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/param.h>	/* MACHINE_ARCH */
#include <sys/utsname.h>

#include <err.h>
#include <stdio.h>
#include <stdlib.h>
#include <unistd.h>

static void __dead usage(void);

#define	PRINT_SYSNAME		0x01
#define	PRINT_NODENAME		0x02
#define	PRINT_RELEASE		0x04
#define	PRINT_VERSION		0x08
#define	PRINT_MACHINE		0x10
#define	PRINT_ALL		0x1f
#define PRINT_MACHINE_ARCH	0x20

int
main(int argc, char *argv[])
{
	struct utsname u;
	int c;
	int space = 0;
	int print_mask = 0;

	if (pledge("stdio flock rpath cpath wpath", NULL) == -1)
		err(1, "pledge");

	while ((c = getopt(argc, argv, "amnrsvp")) != -1 ) {
		switch (c) {
		case 'a':
			print_mask |= PRINT_ALL;
			break;
		case 'm':
			print_mask |= PRINT_MACHINE;
			break;
		case 'n':
			print_mask |= PRINT_NODENAME;
			break;
		case 'p':
			print_mask |= PRINT_MACHINE_ARCH;
			break;
		case 'r':
			print_mask |= PRINT_RELEASE;
			break;
		case 's':
			print_mask |= PRINT_SYSNAME;
			break;
		case 'v':
			print_mask |= PRINT_VERSION;
			break;
		default:
			usage();
		}
	}

	if (optind != argc)
		usage();

	if (!print_mask)
		print_mask = PRINT_SYSNAME;

	if (uname(&u) == -1)
		err(1, NULL);

	if (print_mask & PRINT_SYSNAME) {
		space++;
		fputs(u.sysname, stdout);
	}
	if (print_mask & PRINT_NODENAME) {
		if (space++)
			putchar(' ');

		fputs(u.nodename, stdout);
	}
	if (print_mask & PRINT_RELEASE) {
		if (space++)
			putchar(' ');

		fputs(u.release, stdout);
	}
	if (print_mask & PRINT_VERSION) {
		if (space++)
			putchar(' ');

		fputs(u.version, stdout);
	}
	if (print_mask & PRINT_MACHINE) {
		if (space++)
			putchar(' ');

		fputs(u.machine, stdout);
	}
	if (print_mask & PRINT_MACHINE_ARCH) {
		if (space++)
			putchar(' ');

		fputs(MACHINE_ARCH, stdout);
	}
	putchar('\n');

	return 0;
}

static void __dead
usage(void)
{
	fprintf(stderr, "usage: uname [-amnprsv]\n");
	exit(1);
}


Generated by: GCOVR (Version 3.3)

Line	Branch	Exec	Source
1			/* $OpenBSD: uname.c,v 1.19 2016/10/28 07:22:59 schwarze Exp $ */
2
3			/*
4			* Copyright (c) 1994 Winning Strategies, Inc.
5			* All rights reserved.
6			*
7			* Redistribution and use in source and binary forms, with or without
8			* modification, are permitted provided that the following conditions
9			* are met:
10			* 1. Redistributions of source code must retain the above copyright
11			* notice, this list of conditions and the following disclaimer.
12			* 2. Redistributions in binary form must reproduce the above copyright
13			* notice, this list of conditions and the following disclaimer in the
14			* documentation and/or other materials provided with the distribution.
15			* 3. All advertising materials mentioning features or use of this software
16			* must display the following acknowledgement:
17			* This product includes software developed by Winning Strategies, Inc.
18			* 4. The name of Winning Strategies, Inc. may not be used to endorse or
19			* promote products derived from this software without specific prior
20			* written permission.
21			*
22			* THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``AS IS'' AND ANY EXPRESS OR
23			* IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES
24			* OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED.
25			* IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR ANY DIRECT, INDIRECT,
26			* INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT
27			* NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
28			* DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
29			* THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
30			* (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF
31			* THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
32			*/
33
34			#include <sys/param.h> /* MACHINE_ARCH */
35			#include <sys/utsname.h>
36
37			#include <err.h>
38			#include <stdio.h>
39			#include <stdlib.h>
40			#include <unistd.h>
41
42			static void __dead usage(void);
43
44			#define PRINT_SYSNAME 0x01
45			#define PRINT_NODENAME 0x02
46			#define PRINT_RELEASE 0x04
47			#define PRINT_VERSION 0x08
48			#define PRINT_MACHINE 0x10
49			#define PRINT_ALL 0x1f
50			#define PRINT_MACHINE_ARCH 0x20
51
52			int
53			main(int argc, char *argv[])
54			{
55		42	struct utsname u;
56			int c;
57			int space = 0;
58			int print_mask = 0;
59
60	✗✓	21	if (pledge("stdio flock rpath cpath wpath", NULL) == -1)
61			err(1, "pledge");
62
63	✓✓	84	while ((c = getopt(argc, argv, "amnrsvp")) != -1 ) {
64	✗✓✗✓ ✓✓✗✗	21	switch (c) {
65			case 'a':
66			print_mask \|= PRINT_ALL;
67			break;
68			case 'm':
69		4	print_mask \|= PRINT_MACHINE;
70		4	break;
71			case 'n':
72			print_mask \|= PRINT_NODENAME;
73			break;
74			case 'p':
75		1	print_mask \|= PRINT_MACHINE_ARCH;
76		1	break;
77			case 'r':
78		4	print_mask \|= PRINT_RELEASE;
79		4	break;
80			case 's':
81		12	print_mask \|= PRINT_SYSNAME;
82		12	break;
83			case 'v':
84			print_mask \|= PRINT_VERSION;
85			break;
86			default:
87			usage();
88			}
89			}
90
91	✗✓	21	if (optind != argc)
92			usage();
93
94	✗✓	21	if (!print_mask)
95			print_mask = PRINT_SYSNAME;
96
97	✗✓	21	if (uname(&u) == -1)
98			err(1, NULL);
99
100	✓✓	21	if (print_mask & PRINT_SYSNAME) {
101			space++;
102		12	fputs(u.sysname, stdout);
103		12	}
104	✗✓	21	if (print_mask & PRINT_NODENAME) {
105			if (space++)
106			putchar(' ');
107
108			fputs(u.nodename, stdout);
109			}
110	✓✓	21	if (print_mask & PRINT_RELEASE) {
111	✗✓	4	if (space++)
112			putchar(' ');
113
114		4	fputs(u.release, stdout);
115		4	}
116	✗✓	21	if (print_mask & PRINT_VERSION) {
117			if (space++)
118			putchar(' ');
119
120			fputs(u.version, stdout);
121			}
122	✓✓	21	if (print_mask & PRINT_MACHINE) {
123	✗✓	4	if (space++)
124			putchar(' ');
125
126		4	fputs(u.machine, stdout);
127		4	}
128	✓✓	21	if (print_mask & PRINT_MACHINE_ARCH) {
129	✗✓	1	if (space++)
130			putchar(' ');
131
132		1	fputs(MACHINE_ARCH, stdout);
133		1	}
134	✓✗	42	putchar('\n');
135
136		21	return 0;
137		21	}
138
139			static void __dead
140			usage(void)
141			{
142			fprintf(stderr, "usage: uname [-amnprsv]\n");
143			exit(1);
144			}