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Last change
on this file since 954 was 821, checked in by Bruno Cornec, 18 years ago |
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Addition of busybox 1.2.1 as a mindi-busybox new package
This should avoid delivering binary files in mindi not built there (Fedora and Debian are quite serious about that)
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File size:
806 bytes
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| 1 | /* vi: set ts=4:
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| 2 | *
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| 3 | * dmesg - display/control kernel ring buffer.
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| 4 | *
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| 5 | * Copyring 2006 Rob Landley <rob@landley.net>
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| 6 | *
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| 7 | * Licensed under GPLv2 or later, see file LICENSE in this tarball for details.
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| 8 | */
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| 9 |
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| 10 | #include "busybox.h"
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| 11 | #include <unistd.h>
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| 12 | #include <sys/klog.h>
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| 13 |
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| 14 | int dmesg_main(int argc, char *argv[])
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| 15 | {
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| 16 | char *size, *level;
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| 17 | int flags = bb_getopt_ulflags(argc, argv, "cs:n:", &size, &level);
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| 18 |
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| 19 | if (flags & 4) {
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| 20 | if(klogctl(8, NULL, bb_xgetlarg(level, 10, 0, 10)))
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| 21 | bb_perror_msg_and_die("klogctl");
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| 22 | } else {
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| 23 | int len;
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| 24 | char *buf;
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| 25 |
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| 26 | len = (flags & 2) ? bb_xgetlarg(size, 10, 2, INT_MAX) : 16384;
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| 27 | buf = xmalloc(len);
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| 28 | if (0 > (len = klogctl(3 + (flags & 1), buf, len)))
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| 29 | bb_perror_msg_and_die("klogctl");
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| 30 | write(1,buf,len);
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| 31 | if (len && buf[len-1]!='\n') putchar('\n');
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| 32 | }
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| 33 |
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| 34 | return 0;
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| 35 | }
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