cal: remove lone static data variable. -4 bytes. coreutils

 is down to four applets with nonzero data+bss.

diff --git a/coreutils/cal.c b/coreutils/cal.c
index 8a93057..9b59777 100644 (file)
--- a/coreutils/cal.c
+++ b/coreutils/cal.c
@@ -40,7 +40,8 @@ static const unsigned char sep1752[] ALIGN1 = {
        24,     25,     26,     27,     28,     29,     30
 };
 
-static unsigned julian;
+/* Set to 0 or 1 in main */
+#define julian ((unsigned)option_mask32)
 
 /* leap year -- account for Gregorian reformation in 1752 */
 static int leap_year(unsigned yr)
@@ -87,7 +88,8 @@ int cal_main(int argc, char **argv)
        char buf[40];
 
        flags = getopt32(argv, "jy");
-       julian = flags & 1;
+       /* This sets julian = flags & 1: */
+       option_mask32 &= 1;
        month = 0;
        argv += optind;
        argc -= optind;
@@ -100,7 +102,7 @@ int cal_main(int argc, char **argv)
                time(&now);
                local_time = localtime(&now);
                year = local_time->tm_year + 1900;
-               if (!(flags & 2)) {
+               if (!(flags & 2)) { /* no -y */
                        month = local_time->tm_mon + 1;
                }
        } else {