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31 * From: @(#)uname.c 8.1 (Berkeley) 1/4/94
34 #include <sys/param.h>
35 #include <sys/sysctl.h>
36 #include <sys/utsname.h>
42 __xuname(int namesize, void *namebuf)
54 if ((p = getenv("UNAME_s")))
55 strlcpy(q, p, namesize);
60 if (sysctl(mib, 2, q, &len, NULL, 0) == -1) {
66 q[namesize - 1] = '\0';
70 mib[1] = KERN_HOSTNAME;
73 if (sysctl(mib, 2, q, &len, NULL, 0) == -1) {
79 q[namesize - 1] = '\0';
82 if ((p = getenv("UNAME_r")))
83 strlcpy(q, p, namesize);
85 mib[1] = KERN_OSRELEASE;
88 if (sysctl(mib, 2, q, &len, NULL, 0) == -1) {
94 q[namesize - 1] = '\0';
98 if ((p = getenv("UNAME_v")))
99 strlcpy(q, p, namesize);
103 * The version may have newlines in it, turn them into
106 mib[1] = KERN_VERSION;
109 if (sysctl(mib, 2, q, &len, NULL, 0) == -1) {
115 q[namesize - 1] = '\0';
116 for (p = q; len--; ++p) {
117 if (*p == '\n' || *p == '\t') {
127 if ((p = getenv("UNAME_m")))
128 strlcpy(q, p, namesize);
134 if (sysctl(mib, 2, q, &len, NULL, 0) == -1) {
140 q[namesize - 1] = '\0';