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cal: fix -s 7

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Sigrid 2021-01-12 13:32:38 +01:00
parent 806f97a47b
commit 72f7609106
1 changed files with 1 additions and 0 deletions
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sys/src/cmd/cal.c
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@ -54,6 +54,7 @@ main(int argc, char *argv[])
wstart = atoi(EARGF(usage()));
if(wstart < 0 || wstart > 7)
usage();
wstart %= 7;
break;
default:
usage();