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| author | Erik Andersen <andersen@codepoet.org> | 2000-02-08 19:58:47 +0000 |
|---|---|---|
| committer | Erik Andersen <andersen@codepoet.org> | 2000-02-08 19:58:47 +0000 |
| commit | e49d5ecbbe51718fa925b6890a735e5937cc2aa2 (patch) | |
| tree | c90bda10731ad9333ce3b404f993354c9fc104b8 /util-linux/dmesg.c | |
| parent | c0bf817bbc5c7867fbe8fb76d5c39f8ee802692f (diff) | |
| download | busybox-w32-e49d5ecbbe51718fa925b6890a735e5937cc2aa2.tar.gz busybox-w32-e49d5ecbbe51718fa925b6890a735e5937cc2aa2.tar.bz2 busybox-w32-e49d5ecbbe51718fa925b6890a735e5937cc2aa2.zip | |
Some formatting updates (ran the code through indent)
-Erik
Diffstat (limited to 'util-linux/dmesg.c')
| -rw-r--r-- | util-linux/dmesg.c | 160 |
1 files changed, 81 insertions, 79 deletions
diff --git a/util-linux/dmesg.c b/util-linux/dmesg.c index e38fd5555..bbed8221a 100644 --- a/util-linux/dmesg.c +++ b/util-linux/dmesg.c | |||
| @@ -1,3 +1,4 @@ | |||
| 1 | /* vi: set sw=4 ts=4: */ | ||
| 1 | /* dmesg.c -- Print out the contents of the kernel ring buffer | 2 | /* dmesg.c -- Print out the contents of the kernel ring buffer |
| 2 | * Created: Sat Oct 9 16:19:47 1993 | 3 | * Created: Sat Oct 9 16:19:47 1993 |
| 3 | * Revised: Thu Oct 28 21:52:17 1993 by faith@cs.unc.edu | 4 | * Revised: Thu Oct 28 21:52:17 1993 by faith@cs.unc.edu |
| @@ -24,8 +25,8 @@ | |||
| 24 | 25 | ||
| 25 | #ifndef __alpha__ | 26 | #ifndef __alpha__ |
| 26 | # define __NR_klogctl __NR_syslog | 27 | # define __NR_klogctl __NR_syslog |
| 27 | static inline _syscall3(int, klogctl, int, type, char *, b, int, len); | 28 | static inline _syscall3(int, klogctl, int, type, char *, b, int, len); |
| 28 | #else /* __alpha__ */ | 29 | #else /* __alpha__ */ |
| 29 | #define klogctl syslog | 30 | #define klogctl syslog |
| 30 | #endif | 31 | #endif |
| 31 | 32 | ||
| @@ -35,90 +36,91 @@ | |||
| 35 | 36 | ||
| 36 | static const char dmesg_usage[] = "dmesg [-c] [-n level] [-s bufsize]\n"; | 37 | static const char dmesg_usage[] = "dmesg [-c] [-n level] [-s bufsize]\n"; |
| 37 | 38 | ||
| 38 | int dmesg_main( int argc, char** argv ) | 39 | int dmesg_main(int argc, char **argv) |
| 39 | { | 40 | { |
| 40 | char *buf; | 41 | char *buf; |
| 41 | int bufsize=8196; | 42 | int bufsize = 8196; |
| 42 | int i; | 43 | int i; |
| 43 | int n; | 44 | int n; |
| 44 | int level = 0; | 45 | int level = 0; |
| 45 | int lastc; | 46 | int lastc; |
| 46 | int cmd = 3; | 47 | int cmd = 3; |
| 47 | int stopDoingThat; | 48 | int stopDoingThat; |
| 48 | 49 | ||
| 49 | argc--; | 50 | argc--; |
| 50 | argv++; | 51 | argv++; |
| 51 | 52 | ||
| 52 | /* Parse any options */ | 53 | /* Parse any options */ |
| 53 | while (argc && **argv == '-') { | 54 | while (argc && **argv == '-') { |
| 54 | stopDoingThat = FALSE; | 55 | stopDoingThat = FALSE; |
| 55 | while (stopDoingThat == FALSE && *++(*argv)) { | 56 | while (stopDoingThat == FALSE && *++(*argv)) { |
| 56 | switch (**argv) { | 57 | switch (**argv) { |
| 57 | case 'c': | 58 | case 'c': |
| 58 | cmd = 4; | 59 | cmd = 4; |
| 59 | break; | 60 | break; |
| 60 | case 'n': | 61 | case 'n': |
| 61 | cmd = 8; | 62 | cmd = 8; |
| 62 | if (--argc == 0) | 63 | if (--argc == 0) |
| 63 | goto end; | 64 | goto end; |
| 64 | level = atoi (*(++argv)); | 65 | level = atoi(*(++argv)); |
| 65 | if (--argc > 0) | 66 | if (--argc > 0) |
| 66 | ++argv; | 67 | ++argv; |
| 67 | stopDoingThat = TRUE; | 68 | stopDoingThat = TRUE; |
| 68 | break; | 69 | break; |
| 69 | case 's': | 70 | case 's': |
| 70 | if (--argc == 0) | 71 | if (--argc == 0) |
| 71 | goto end; | 72 | goto end; |
| 72 | bufsize = atoi (*(++argv)); | 73 | bufsize = atoi(*(++argv)); |
| 73 | if (--argc > 0) | 74 | if (--argc > 0) |
| 74 | ++argv; | 75 | ++argv; |
| 75 | stopDoingThat = TRUE; | 76 | stopDoingThat = TRUE; |
| 76 | break; | 77 | break; |
| 77 | default: | 78 | default: |
| 79 | goto end; | ||
| 80 | } | ||
| 81 | } | ||
| 82 | } | ||
| 83 | |||
| 84 | if (argc > 1) { | ||
| 78 | goto end; | 85 | goto end; |
| 79 | } | ||
| 80 | } | 86 | } |
| 81 | } | ||
| 82 | |||
| 83 | if (argc > 1) { | ||
| 84 | goto end; | ||
| 85 | } | ||
| 86 | 87 | ||
| 87 | if (cmd == 8) { | 88 | if (cmd == 8) { |
| 88 | n = klogctl( cmd, NULL, level ); | 89 | n = klogctl(cmd, NULL, level); |
| 89 | if (n < 0) { | 90 | if (n < 0) { |
| 90 | goto klogctl_error; | 91 | goto klogctl_error; |
| 91 | } | 92 | } |
| 92 | exit( TRUE ); | 93 | exit(TRUE); |
| 93 | } | 94 | } |
| 94 | 95 | ||
| 95 | if (bufsize < 4096) bufsize = 4096; | 96 | if (bufsize < 4096) |
| 96 | buf = (char*)malloc(bufsize); | 97 | bufsize = 4096; |
| 97 | n = klogctl( cmd, buf, bufsize ); | 98 | buf = (char *) malloc(bufsize); |
| 98 | if (n < 0) { | 99 | n = klogctl(cmd, buf, bufsize); |
| 99 | goto klogctl_error; | 100 | if (n < 0) { |
| 100 | } | 101 | goto klogctl_error; |
| 102 | } | ||
| 101 | 103 | ||
| 102 | lastc = '\n'; | 104 | lastc = '\n'; |
| 103 | for (i = 0; i < n; i++) { | 105 | for (i = 0; i < n; i++) { |
| 104 | if ((i == 0 || buf[i - 1] == '\n') && buf[i] == '<') { | 106 | if ((i == 0 || buf[i - 1] == '\n') && buf[i] == '<') { |
| 105 | i++; | 107 | i++; |
| 106 | while (buf[i] >= '0' && buf[i] <= '9') | 108 | while (buf[i] >= '0' && buf[i] <= '9') |
| 107 | i++; | 109 | i++; |
| 108 | if (buf[i] == '>') | 110 | if (buf[i] == '>') |
| 109 | i++; | 111 | i++; |
| 110 | } | 112 | } |
| 111 | lastc = buf[i]; | 113 | lastc = buf[i]; |
| 112 | putchar( lastc ); | 114 | putchar(lastc); |
| 113 | } | 115 | } |
| 114 | if (lastc != '\n') | 116 | if (lastc != '\n') |
| 115 | putchar( '\n' ); | 117 | putchar('\n'); |
| 116 | exit( TRUE); | 118 | exit(TRUE); |
| 117 | end: | 119 | end: |
| 118 | usage( dmesg_usage); | 120 | usage(dmesg_usage); |
| 119 | exit (FALSE); | 121 | exit(FALSE); |
| 120 | klogctl_error: | 122 | klogctl_error: |
| 121 | perror( "klogctl" ); | 123 | perror("klogctl"); |
| 122 | exit( FALSE ); | 124 | exit(FALSE); |
| 123 | 125 | ||
| 124 | } | 126 | } |