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authorEric Andersen1999-10-12 22:26:06 +0000
committerEric Andersen1999-10-12 22:26:06 +0000
commit3cf52d19581b2077480e7d2e63010baa1f5399c1 (patch)
treed91b0cb332ebc976126e36a394655dde7a15d8b1 /util-linux
parent2ce1edcf544ac675e6762c9861a6b918401ea716 (diff)
downloadbusybox-3cf52d19581b2077480e7d2e63010baa1f5399c1.zip
busybox-3cf52d19581b2077480e7d2e63010baa1f5399c1.tar.gz
More stuff...
Diffstat (limited to 'util-linux')
-rw-r--r--util-linux/dmesg.c127
-rw-r--r--util-linux/more.c79
2 files changed, 131 insertions, 75 deletions
diff --git a/util-linux/dmesg.c b/util-linux/dmesg.c
index 9096621..64265b4 100644
--- a/util-linux/dmesg.c
+++ b/util-linux/dmesg.c
@@ -14,7 +14,6 @@
#include <linux/unistd.h>
#include <stdio.h>
-#include <getopt.h>
#define __NR_klog __NR_syslog
@@ -22,74 +21,78 @@
#include <sys/klog.h>
#define klog klogctl
#else
-static inline _syscall3(int,klog,int,type,char *,b,int,len)
-#endif /* __GLIBC__ */
+static inline _syscall3 (int, klog, int, type, char *, b, int, len)
+#endif /* __GLIBC__ */
-const char dmesg_usage[] = "dmesg";
-int
-dmesg_main(int argc, char * * argv)
+
+static const char dmesg_usage[] = "dmesg [-c] [-n level]\n";
+
+int dmesg_main (int argc, char **argv)
{
- char buf[4096];
- int i;
- int n;
- int c;
- int level = 0;
- int lastc;
- int cmd = 3;
+ char buf[4096];
+ int i;
+ int n;
+ int level = 0;
+ int lastc;
+ int cmd = 3;
- while ((c = getopt( argc, argv, "cn:" )) != EOF) {
- switch (c) {
- case 'c':
- cmd = 4;
- break;
- case 'n':
- cmd = 8;
- level = atoi(optarg);
- break;
- case '?':
- default:
- fprintf(stderr, "%s\n", dmesg_usage);
- exit(1);
- }
- }
- argc -= optind;
- argv += optind;
-
- if (argc > 1) {
- fprintf(stderr, "%s\n", dmesg_usage);
- exit(1);
- }
+ argc--;
+ argv++;
- if (cmd == 8) {
- n = klog( cmd, NULL, level );
- if (n < 0) {
- perror( "klog" );
- exit( 1 );
- }
- exit( 0 );
- }
+ /* Parse any options */
+ while (argc && **argv == '-') {
+ while (*++(*argv))
+ switch (**argv) {
+ case 'c':
+ cmd = 4;
+ break;
+ case 'n':
+ cmd = 8;
+ if (--argc == 0)
+ goto end;
+ level = atoi (*(++argv));
+ --argc;
+ ++argv;
+ break;
+ default:
+ goto end;
+ }
+ }
- n = klog( cmd, buf, sizeof( buf ) );
- if (n < 0) {
- perror( "klog" );
- exit( 1 );
- }
+ if (cmd == 8) {
+ n = klog (cmd, NULL, level);
+ if (n < 0) {
+ perror ("klog");
+ exit (FALSE);
+ }
+ exit (TRUE);
+ }
- lastc = '\n';
- for (i = 0; i < n; i++) {
- if ((i == 0 || buf[i - 1] == '\n') && buf[i] == '<') {
- i++;
- while (buf[i] >= '0' && buf[i] <= '9')
- i++;
- if (buf[i] == '>')
+ n = klog (cmd, buf, sizeof (buf));
+ if (n < 0) {
+ perror ("klog");
+ exit (FALSE);
+ }
+
+ lastc = '\n';
+ for (i = 0; i < n; i++) {
+ if ((i == 0 || buf[i - 1] == '\n') && buf[i] == '<') {
i++;
- }
- lastc = buf[i];
- putchar( lastc );
- }
- if (lastc != '\n')
- putchar( '\n' );
- return 0;
+ while (buf[i] >= '0' && buf[i] <= '9')
+ i++;
+ if (buf[i] == '>')
+ i++;
+ }
+ lastc = buf[i];
+ putchar (lastc);
+ }
+ if (lastc != '\n')
+ putchar ('\n');
+ exit (TRUE);
+
+ end:
+ fprintf (stderr, "Usage: %s\n", dmesg_usage);
+ exit (FALSE);
}
diff --git a/util-linux/more.c b/util-linux/more.c
index 6ac553e..f893874 100644
--- a/util-linux/more.c
+++ b/util-linux/more.c
@@ -19,27 +19,48 @@
*
*/
+
+/* Turning this off makes things a bit smaller (and less pretty) */
+#define BB_MORE_TERM
+
+
+
#include "internal.h"
#include <stdio.h>
#include <signal.h>
+
const char more_usage[] = "[file ...]";
-//#define ERASE_STUFF
+
+#ifdef BB_MORE_TERM
+ #include <termios.h>
+ #include <signal.h>
+ #include <sys/ioctl.h>
+
+ FILE *cin;
+ struct termios initial_settings, new_settings;
+
+ void gotsig(int sig) {
+ tcsetattr(fileno(cin), TCSANOW, &initial_settings);
+ exit( TRUE);
+ }
+#endif
extern int more_main(int argc, char **argv)
{
- int c, lines=0;
+ int c, lines=0, input;
int next_page=0, rows = 24;
-#ifdef ERASE_STUFF
- int cols=79;
+#ifdef BB_MORE_TERM
+ int cols;
+ struct winsize win;
#endif
struct stat st;
FILE *file = stdin;
if ( strcmp(*argv,"--help")==0 || strcmp(*argv,"-h")==0 ) {
fprintf(stderr, "Usage: %s %s", *argv, more_usage);
- return(FALSE);
+ exit(FALSE);
}
argc--;
argv++;
@@ -48,23 +69,47 @@ extern int more_main(int argc, char **argv)
file = fopen(*argv, "r");
if (file == NULL) {
perror("Can't open file");
- return(FALSE);
+ exit(FALSE);
}
fstat(fileno(file), &st);
fprintf(stderr, "hi\n");
+#ifdef BB_MORE_TERM
+ cin = fopen("/dev/tty", "r");
+ tcgetattr(fileno(cin),&initial_settings);
+ new_settings = initial_settings;
+ new_settings.c_lflag &= ~ICANON;
+ new_settings.c_lflag &= ~ECHO;
+ tcsetattr(fileno(cin), TCSANOW, &new_settings);
+
+ (void) signal(SIGINT, gotsig);
+
+ ioctl(STDOUT_FILENO, TIOCGWINSZ, &win);
+ if (win.ws_row > 4) rows = win.ws_row - 2;
+ if (win.ws_col > 0) cols = win.ws_col - 1;
+
+
+#endif
while ((c = getc(file)) != EOF) {
if ( next_page ) {
int len=0;
next_page = 0;
lines=0;
- len = fprintf(stdout, "--More-- (%d%% of %ld bytes)",
+ len = fprintf(stdout, "--More-- (%d%% of %ld bytes)%s",
(int) (100*( (double) ftell(file) / (double) st.st_size )),
- st.st_size);
+ st.st_size,
+#ifdef BB_MORE_TERM
+ ""
+#else
+ "\n"
+#endif
+ );
+
fflush(stdout);
- getc( stdin);
-#ifdef ERASE_STUFF
- /* Try to erase the "More" message */
+ input = getc( stdin);
+
+#ifdef BB_MORE_TERM
+ /* Erase the "More" message */
while(len-- > 0)
putc('\b', stdout);
while(len++ < cols)
@@ -73,7 +118,12 @@ extern int more_main(int argc, char **argv)
putc('\b', stdout);
fflush(stdout);
#endif
+
}
+ if (input=='q')
+ goto end;
+ if (input==' ' && c == '\n' )
+ next_page = 1;
if ( c == '\n' && ++lines == (rows + 1) )
next_page = 1;
putc(c, stdout);
@@ -84,7 +134,10 @@ extern int more_main(int argc, char **argv)
argc--;
argv++;
}
- return(TRUE);
+end:
+#ifdef BB_MORE_TERM
+ gotsig(0);
+#endif
+ exit(TRUE);
}
-