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-rw-r--r--dutmp.c35
1 files changed, 16 insertions, 19 deletions
diff --git a/dutmp.c b/dutmp.c
index fab1a7b99..f264fd75b 100644
--- a/dutmp.c
+++ b/dutmp.c
@@ -8,22 +8,20 @@
8 * versions of 'who', 'last', etc. IP Addr is output in hex, 8 * versions of 'who', 'last', etc. IP Addr is output in hex,
9 * little endian on x86. 9 * little endian on x86.
10 * 10 *
11 * made against libc6 11 * Modified to support all sort of libcs by
12 * Erik Andersen <andersen@lineo.com>
12 */ 13 */
13 14
14#include "internal.h" 15#include "internal.h"
15#include <stdio.h> 16#include <sys/types.h>
17#include <sys/stat.h>
18#include <fcntl.h>
19
16#include <errno.h> 20#include <errno.h>
17#define BB_DECLARE_EXTERN 21#define BB_DECLARE_EXTERN
18#define bb_need_io_error 22#define bb_need_io_error
19#include "messages.c" 23#include "messages.c"
20
21#if defined(__GLIBC__)
22#include <utmp.h> 24#include <utmp.h>
23#else
24#include <utmp-wrap.h>
25#define utmp new_utmp
26#endif
27 25
28 26
29static const char dutmp_usage[] = "dutmp [FILE]\n" 27static const char dutmp_usage[] = "dutmp [FILE]\n"
@@ -36,27 +34,26 @@ static const char dutmp_usage[] = "dutmp [FILE]\n"
36extern int dutmp_main(int argc, char **argv) 34extern int dutmp_main(int argc, char **argv)
37{ 35{
38 36
39 FILE *f; 37 int file;
40 struct utmp ut; 38 struct utmp ut;
41 39
42 if (argc<2) { 40 if (argc<2) {
43 f = stdin; 41 file = fileno(stdin);
44 } else if (*argv[1] == '-' ) { 42 } else if (*argv[1] == '-' ) {
45 usage(dutmp_usage); 43 usage(dutmp_usage);
46 } else { 44 } else {
47 f = fopen(argv[1], "r"); 45 file = open(argv[1], O_RDONLY);
48 if (f == NULL) { 46 if (file < 0) {
49 fatalError(io_error, argv[1], strerror(errno)); 47 fatalError(io_error, argv[1], strerror(errno));
50 } 48 }
51 } 49 }
52 50
53 while (fread(&ut, sizeof(struct utmp), 1, f)) { 51 while (read(file, (void*)&ut, sizeof(struct utmp))) {
54 printf("%d|%d|%s|%s|%s|%s|%d|%d|%ld|%ld|%ld|%x\n", 52 printf("%d|%d|%s|%s|%s|%s|%s|%lx\n",
55 ut.ut_type, ut.ut_pid, ut.ut_line, 53 ut.ut_type, ut.ut_pid, ut.ut_line,
56 ut.ut_id, ut.ut_user, ut.ut_host, 54 ut.ut_id, ut.ut_user, ut.ut_host,
57 ut.ut_exit.e_termination, ut.ut_exit.e_exit, 55 ctime(&(ut.ut_time)),
58 ut.ut_session, ut.ut_tv.tv_sec, ut.ut_tv.tv_usec, 56 (long)ut.ut_addr);
59 ut.ut_addr_v6[0]);
60 } 57 }
61 58
62 exit(TRUE); 59 exit(TRUE);