[src/trunk]: src/usr.bin/make make(1): remove incomplete fallback implementat...

[rillig <rillig%NetBSD.org@localhost>]

details:   https://anonhg.NetBSD.org/src/rev/84b784d398e6
branches:  trunk
changeset: 955668:84b784d398e6
user:      rillig <rillig%NetBSD.org@localhost>
date:      Tue Oct 06 21:51:33 2020 +0000

description:
make(1): remove incomplete fallback implementation of strftime

The function strftime is available since C89.  Any environments older
than that are not supported anymore.

diffstat:

 usr.bin/make/util.c |  65 +---------------------------------------------------
 1 files changed, 2 insertions(+), 63 deletions(-)

diffs (84 lines):

diff -r c662fa5e3217 -r 84b784d398e6 usr.bin/make/util.c
--- a/usr.bin/make/util.c       Tue Oct 06 21:49:22 2020 +0000
+++ b/usr.bin/make/util.c       Tue Oct 06 21:51:33 2020 +0000
@@ -1,4 +1,4 @@
-/*     $NetBSD: util.c,v 1.63 2020/10/05 19:27:47 rillig Exp $ */
+/*     $NetBSD: util.c,v 1.64 2020/10/06 21:51:33 rillig Exp $ */
 
 /*
  * Missing stuff from OS's
@@ -15,7 +15,7 @@
 
 #include "make.h"
 
-MAKE_RCSID("$NetBSD: util.c,v 1.63 2020/10/05 19:27:47 rillig Exp $");
+MAKE_RCSID("$NetBSD: util.c,v 1.64 2020/10/06 21:51:33 rillig Exp $");
 
 #if !defined(MAKE_NATIVE) && !defined(HAVE_STRERROR)
 extern int errno, sys_nerr;
@@ -397,65 +397,4 @@
        return rv;
 }
 
-#if !defined(MAKE_NATIVE) && !defined(HAVE_STRFTIME)
-size_t
-strftime(char *buf, size_t len, const char *fmt, const struct tm *tm)
-{
-       static char months[][4] = {
-               "Jan", "Feb", "Mar", "Apr", "May", "Jun",
-               "Jul", "Aug", "Sep", "Oct", "Nov", "Dec"
-       };
-
-       size_t s;
-       char *b = buf;
-
-       while (*fmt) {
-               if (len == 0)
-                       return buf - b;
-               if (*fmt != '%') {
-                       *buf++ = *fmt++;
-                       len--;
-                       continue;
-               }
-               switch (*fmt++) {
-               case '%':
-                       *buf++ = '%';
-                       len--;
-                       if (len == 0) return buf - b;
-                       /*FALLTHROUGH*/
-               case '\0':
-                       *buf = '%';
-                       s = 1;
-                       break;
-               case 'k':
-                       s = snprintf(buf, len, "%d", tm->tm_hour);
-                       break;
-               case 'M':
-                       s = snprintf(buf, len, "%02d", tm->tm_min);
-                       break;
-               case 'S':
-                       s = snprintf(buf, len, "%02d", tm->tm_sec);
-                       break;
-               case 'b':
-                       if (tm->tm_mon >= 12)
-                               return buf - b;
-                       s = snprintf(buf, len, "%s", months[tm->tm_mon]);
-                       break;
-               case 'd':
-                       s = snprintf(buf, len, "%02d", tm->tm_mday);
-                       break;
-               case 'Y':
-                       s = snprintf(buf, len, "%d", 1900 + tm->tm_year);
-                       break;
-               default:
-                       s = snprintf(buf, len, "Unsupported format %c",
-                           fmt[-1]);
-                       break;
-               }
-               buf += s;
-               len -= s;
-       }
-       return buf - b;
-}
 #endif
-#endif