usr/klibc/gethostname.c

/*
 * gethostname.c
 */

#include <errno.h>
#include <unistd.h>
#include <string.h>
#include <sys/utsname.h>

int gethostname(char *name, size_t len)
{
	struct utsname un;

	if (!uname(&un))
		return -1;

	if (len < strlen(un.nodename) + 1) {
		errno = EINVAL;
		return -1;
	}

	strcpy(name, un.nodename);

	return 0;
}
1	/*
2	* gethostname.c
3	*/
4
5	#include <errno.h>
6	#include <unistd.h>
7	#include <string.h>
8	#include <sys/utsname.h>
9
10	int gethostname(char *name, size_t len)
11	{
12	struct utsname un;
13
14	if (!uname(&un))
15	return -1;
16
17	if (len < strlen(un.nodename) + 1) {
18	errno = EINVAL;
19	return -1;
20	}
21
22	strcpy(name, un.nodename);
23
24	return 0;
25	}