Module Name:    src
Committed By:   martin
Date:           Tue Apr  6 18:09:52 UTC 2021

Modified Files:
        src/bin/ps [netbsd-8]: print.c

Log Message:
Pull up following revision(s) (requested by simonb in ticket #1669):

        bin/ps/print.c: revision 1.133

Fix the column width calculation for the lstart column if an empty
column header is specified.

Fixes bug pointed out by Ted Spradley in
https://mail-index.netbsd.org/netbsd-users/2021/04/05/msg026808.html .


To generate a diff of this commit:
cvs rdiff -u -r1.127 -r1.127.6.1 src/bin/ps/print.c

Please note that diffs are not public domain; they are subject to the
copyright notices on the relevant files.

Modified files:

Index: src/bin/ps/print.c
diff -u src/bin/ps/print.c:1.127 src/bin/ps/print.c:1.127.6.1
--- src/bin/ps/print.c:1.127	Mon Dec 12 20:35:36 2016
+++ src/bin/ps/print.c	Tue Apr  6 18:09:52 2021
@@ -1,4 +1,4 @@
-/*	$NetBSD: print.c,v 1.127 2016/12/12 20:35:36 christos Exp $	*/
+/*	$NetBSD: print.c,v 1.127.6.1 2021/04/06 18:09:52 martin Exp $	*/
 
 /*
  * Copyright (c) 2000, 2007 The NetBSD Foundation, Inc.
@@ -63,7 +63,7 @@
 #if 0
 static char sccsid[] = "@(#)print.c	8.6 (Berkeley) 4/16/94";
 #else
-__RCSID("$NetBSD: print.c,v 1.127 2016/12/12 20:35:36 christos Exp $");
+__RCSID("$NetBSD: print.c,v 1.127.6.1 2021/04/06 18:09:52 martin Exp $");
 #endif
 #endif /* not lint */
 
@@ -810,22 +810,33 @@ lstarted(struct pinfo *pi, VARENT *ve, e
 	char buf[100];
 
 	v = ve->var;
-	if (!k->p_uvalid) {
+	startt = k->p_ustart_sec;
+
+	if (mode == WIDTHMODE) {
 		/*
-		 * Minimum width is less than header - we don't
-		 * need to check it every time.
+		 * We only need to set the width once, as we assume
+		 * that all times are the same length.  We do need to
+		 * check against the header length as well, as "no
+		 * header" mode for this variable will set the field
+		 * width to the length of the header anyway (ref: the
+		 * P1003.1-2004 comment in findvar()).
+		 *
+		 * XXX: The hardcoded "STARTED" string.  Better or
+		 * worse than a "<= 7" or some other arbitary number?
 		 */
-		if (mode == PRINTMODE)
+		if (v->width <= (int)strlen("STARTED")) {
+			(void)strftime(buf, sizeof(buf) -1, "%c",
+			    localtime(&startt));
+			strprintorsetwidth(v, buf, mode);
+		}
+	} else {
+		if (!k->p_uvalid) {
 			(void)printf("%*s", v->width, "-");
-		return;
-	}
-	startt = k->p_ustart_sec;
-
-	/* assume all times are the same length */
-	if (mode != WIDTHMODE || v->width == 0) {
-		(void)strftime(buf, sizeof(buf) -1, "%c",
-		    localtime(&startt));
-		strprintorsetwidth(v, buf, mode);
+		} else {
+			(void)strftime(buf, sizeof(buf) -1, "%c",
+			    localtime(&startt));
+			strprintorsetwidth(v, buf, mode);
+		}
 	}
 }
 

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