#include <sys/param.h>
#include <sys/syslog.h>
+
#if defined(__GLIBC__)
#include <sys/kdaemon.h>
#else
-_syscall2(int, bdflush, int, func, int, data);
+static _syscall2(int, bdflush, int, func, int, data);
#endif /* __GLIBC__ */
+
static char update_usage[] =
"update [options]\n"
- " -S\tforce use of sync(2) instead of flushing\n"
- " -s SECS\tcall sync this often (default 30)\n"
- " -f SECS\tflush some buffers this often (default 5)\n";
+#ifndef BB_FEATURE_TRIVIAL_HELP
+ "\nPeriodically flushes filesystem buffers.\n\n"
+ "Options:\n"
+ "\t-S\tforce use of sync(2) instead of flushing\n"
+ "\t-s SECS\tcall sync this often (default 30)\n"
+ "\t-f SECS\tflush some buffers this often (default 5)\n"
+#endif
+ ;
static unsigned int sync_duration = 30;
static unsigned int flush_duration = 5;
{
int pid;
- while (**argv == '-') {
+ argc--;
+ argv++;
+ while (argc>0 && **argv == '-') {
while (*++(*argv)) {
switch (**argv) {
case 'S':
if (--argc < 1) usage(update_usage);
flush_duration = atoi(*(++argv));
break;
+ default:
+ usage(update_usage);
}
}
argc--;
}
}
}
- return TRUE;
+ return( TRUE);
}
/*