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Diffstat (limited to 'polux/application/busybox/coreutils/uname.c')
-rw-r--r--polux/application/busybox/coreutils/uname.c102
1 files changed, 102 insertions, 0 deletions
diff --git a/polux/application/busybox/coreutils/uname.c b/polux/application/busybox/coreutils/uname.c
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index 0000000000..2eecb5d6d1
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+++ b/polux/application/busybox/coreutils/uname.c
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+/* vi: set sw=4 ts=4: */
+/* uname -- print system information
+ * Copyright (C) 1989-1999 Free Software Foundation, Inc.
+ *
+ * Licensed under GPLv2 or later, see file LICENSE in this tarball for details.
+ */
+
+/* BB_AUDIT SUSv3 compliant */
+/* http://www.opengroup.org/onlinepubs/007904975/utilities/uname.html */
+
+/* Option Example
+
+ -s, --sysname SunOS
+ -n, --nodename rocky8
+ -r, --release 4.0
+ -v, --version
+ -m, --machine sun
+ -a, --all SunOS rocky8 4.0 sun
+
+ The default behavior is equivalent to `-s'.
+
+ David MacKenzie <djm@gnu.ai.mit.edu> */
+
+/* Busyboxed by Erik Andersen */
+
+/* Further size reductions by Glenn McGrath and Manuel Novoa III. */
+
+/* Mar 16, 2003 Manuel Novoa III (mjn3@codepoet.org)
+ *
+ * Now does proper error checking on i/o. Plus some further space savings.
+ */
+
+#include <sys/utsname.h>
+#include "libbb.h"
+
+typedef struct {
+ struct utsname name;
+ char processor[8]; /* for "unknown" */
+} uname_info_t;
+
+static const char options[] ALIGN1 = "snrvmpa";
+static const unsigned short utsname_offset[] ALIGN2 = {
+ offsetof(uname_info_t,name.sysname),
+ offsetof(uname_info_t,name.nodename),
+ offsetof(uname_info_t,name.release),
+ offsetof(uname_info_t,name.version),
+ offsetof(uname_info_t,name.machine),
+ offsetof(uname_info_t,processor)
+};
+
+int uname_main(int argc, char **argv) MAIN_EXTERNALLY_VISIBLE;
+int uname_main(int argc, char **argv)
+{
+ uname_info_t uname_info;
+#if defined(__sparc__) && defined(__linux__)
+ char *fake_sparc = getenv("FAKE_SPARC");
+#endif
+ const unsigned short int *delta;
+ char toprint;
+
+ toprint = getopt32(argv, options);
+
+ if (argc != optind) {
+ bb_show_usage();
+ }
+
+ if (toprint & (1 << 6)) {
+ toprint = 0x3f;
+ }
+
+ if (toprint == 0) {
+ toprint = 1; /* sysname */
+ }
+
+ if (uname(&uname_info.name) == -1) {
+ bb_error_msg_and_die("cannot get system name");
+ }
+
+#if defined(__sparc__) && defined(__linux__)
+ if ((fake_sparc != NULL)
+ && ((fake_sparc[0] == 'y')
+ || (fake_sparc[0] == 'Y'))) {
+ strcpy(uname_info.name.machine, "sparc");
+ }
+#endif
+
+ strcpy(uname_info.processor, "unknown");
+
+ delta = utsname_offset;
+ do {
+ if (toprint & 1) {
+ printf(((char *)(&uname_info)) + *delta);
+ if (toprint > 1) {
+ bb_putchar(' ');
+ }
+ }
+ ++delta;
+ } while (toprint >>= 1);
+ bb_putchar('\n');
+
+ fflush_stdout_and_exit(EXIT_SUCCESS);
+}