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If only the year operand is given, cal shall produce a calendar for all twelve months in the given calendar year.

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This commit is contained in:
Greg Reagle 2015-01-08 14:21:37 -05:00 committed by sin
parent 6c2074560e
commit efac15726b
2 changed files with 17 additions and 2 deletions
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8
cal.1
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@ -28,7 +28,13 @@ of calendars side by side. Each row of calendars contains at most
.IR columns .IR columns
number of calendars. The defaults are obtained using number of calendars. The defaults are obtained using
.IR localtime (3). .IR localtime (3).
The Julian calendar is used through Sep 2, 1752, and the Gregorian calendar is used starting the next day with Sep 14, 1752. If
.IR year
is given without
.IR month
print the whole year, unless overridden by options. The Julian calendar is used
through Sep 2, 1752, and the Gregorian calendar is used starting the next day
with Sep 14, 1752.
.SH OPTIONS .SH OPTIONS
.TP .TP
.B \-1 .B \-1

11
cal.c
View File

@ -146,7 +146,7 @@ main(int argc, char *argv[])
fday = 0; fday = 0;
ncols = 3; ncols = 3;
nmons = 1; nmons = 0;
ARGBEGIN { ARGBEGIN {
case '1': case '1':
@ -183,6 +183,15 @@ main(int argc, char *argv[])
usage(); usage();
} ARGEND; } ARGEND;
if (nmons == 0) {
if (argc == 1) {
month = 1;
nmons = 12;
} else {
nmons = 1;
}
}
switch (argc) { switch (argc) {
case 2: case 2:
month = estrtol(argv[0], 0); month = estrtol(argv[0], 0);