From: Tom London <tbl@research.uucp>
Date: Mon, 6 Nov 1978 12:17:50 +0000 (-0500)
Subject: Bell 32V development
X-Git-Tag: Bell-32V~683
X-Git-Url: https://git.subgeniuskitty.com/unix-history/.git/commitdiff_plain/18543a70c99203b42798829c451679f3ca95ef1d

Bell 32V development
Work on file usr/src/cmd/calendar/calendar.c

Co-Authored-By: John Reiser <jfr@research.uucp>
Synthesized-from: 32v
---

diff --git a/usr/src/cmd/calendar/calendar.c b/usr/src/cmd/calendar/calendar.c
new file mode 100644
index 0000000000..35ca4e375e
--- /dev/null
+++ b/usr/src/cmd/calendar/calendar.c
@@ -0,0 +1,52 @@
+/* /usr/lib/calendar produces an egrep -f file
+   that will select today's and tomorrow's
+   calendar entries, with special weekend provisions
+
+   used by calendar command
+*/
+#include <time.h>
+
+#define DAY (3600*24L)
+
+char *month[] = {
+	"[Jj]an",
+	"[Ff]eb",
+	"[Mm]ar",
+	"[Aa]pr",
+	"[Mm]ay",
+	"[Jj]un",
+	"[Jj]ul",
+	"[Aa]ug",
+	"[Ss]ep",
+	"[Oo]ct",
+	"[Nn]ov",
+	"[Dd]ec"
+};
+struct tm *localtime();
+
+tprint(t)
+long t;
+{
+	struct tm *tm;
+	tm = localtime(&t);
+	printf("(^|[ (,;])((%s[^ ]* *|%d/)0*%d)([^0123456789]|$)\n",
+		month[tm->tm_mon], tm->tm_mon + 1, tm->tm_mday);
+}
+
+main()
+{
+	long t;
+	time(&t);
+	tprint(t);
+	switch(localtime(&t)->tm_wday) {
+	case 5:
+		t += DAY;
+		tprint(t);
+	case 6:
+		t += DAY;
+		tprint(t);
+	default:
+		t += DAY;
+		tprint(t);
+	}
+}