small fixes: using fd-based io instead of FILE*-based,
missed O_TRUNC, etc
diff --git a/networking/udhcp/dumpleases.c b/networking/udhcp/dumpleases.c
index 4422d30..a0e81bb 100644
--- a/networking/udhcp/dumpleases.c
+++ b/networking/udhcp/dumpleases.c
@@ -13,9 +13,9 @@
int dumpleases_main(int argc, char *argv[])
{
- FILE *fp;
+ int fp;
int i, c, mode = REMAINING;
- long expires;
+ unsigned long expires;
const char *file = LEASES_FILE;
struct dhcpOfferedAddr lease;
struct in_addr addr;
@@ -43,11 +43,11 @@
}
}
- fp = xfopen(file, "r");
+ fp = xopen(file, O_RDONLY);
printf("Mac Address IP-Address Expires %s\n", mode == REMAINING ? "in" : "at");
/* "00:00:00:00:00:00 255.255.255.255 Wed Jun 30 21:49:08 1993" */
- while (fread(&lease, sizeof(lease), 1, fp)) {
+ while (full_read(fp, &lease, sizeof(lease)) == sizeof(lease)) {
printf(":%02x"+1, lease.chaddr[0]);
for (i = 1; i < 6; i++) {
printf(":%02x", lease.chaddr[i]);
@@ -59,23 +59,16 @@
if (!expires)
printf("expired\n");
else {
- if (expires > 60*60*24) {
- printf("%ld days, ", expires / (60*60*24));
- expires %= 60*60*24;
- }
- if (expires > 60*60) {
- printf("%ld hours, ", expires / (60*60));
- expires %= 60*60;
- }
- if (expires > 60) {
- printf("%ld minutes, ", expires / 60);
- expires %= 60;
- }
- printf("%ld seconds\n", expires);
+ unsigned d, h, m;
+ d = expires / (24*60*60); expires %= (24*60*60);
+ h = expires / (60*60); expires %= (60*60);
+ m = expires / 60; expires %= 60;
+ if (d) printf("%u days ", d);
+ printf("%02u:%02u:%02u\n", h, m, (unsigned)expires);
}
- } else printf("%s", ctime(&expires));
+ } else fputs(ctime(&expires), stdout);
}
- fclose(fp);
+ /* close(fp); */
return 0;
}