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Behave like GNU time. More cleanup. Reword man page.

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Pointed out by:	Bruce Evans
This commit is contained in:
Dag-Erling Smørgrav 1998-07-27 16:54:05 +00:00
parent a69546de82
commit 28f5cafe82
Notes: svn2git 2020-12-20 02:59:44 +00:00 
svn path=/head/; revision=37891
2 changed files with 18 additions and 24 deletions
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31
usr.bin/time/time.1
View File

@ -39,9 +39,9 @@
.Nd time command execution
.Sh SYNOPSIS
.Nm
.Op Fl a Ar file
.Op Fl o Ar file
.Op Fl l
.Op Fl a
.Op Fl o Ar file
.Ar command
.Sh DESCRIPTION
The
@ -68,25 +68,25 @@ process.
.Pp
Available options:
.Bl -tag -width Ds
.It Fl a Ar file
Append the output of
.Nm
to
.Ar file
instead of writing to stderr.
.It Fl l
The contents of the
.Em rusage
structure are printed as well.
.It Fl a
If the
.Fl o
flag is used, append to the specified file rather than overwriting
it. Otherwise, this option has no effect.
.It Fl o Ar file
Write the output to
.Ar file
instead of stderr. If
.Ar file
exists, then
.Nm
will overwrite the file if its permissions allow it.
.It Fl l
The contents of the
.Em rusage
structure are printed as well.
exists and the
.Fl a
flag is not specified, the file will be overwritten.
.El
.Sh NOTES
.Pp
The
.Xr csh 1
@ -98,7 +98,6 @@ is available as
to
.Xr csh
users.
.Sh NOTES
The output of
.Nm
can be directed to standard output by specifying

11
usr.bin/time/time.c
View File

@ -42,7 +42,7 @@ static const char copyright[] =
static char sccsid[] = "@(#)time.c 8.1 (Berkeley) 6/6/93";
#endif
static const char rcsid[] =
"$Id: time.c,v 1.7 1998/07/24 07:19:29 phk Exp $";
"$Id: time.c,v 1.8 1998/07/27 16:08:58 des Exp $";
#endif /* not lint */
#include <sys/types.h>
@ -78,17 +78,12 @@ main(argc, argv)
char *ofn = NULL;
lflag = 0;
while ((ch = getopt(argc, argv, "a:o:l")) != -1)
while ((ch = getopt(argc, argv, "lao:")) != -1)
switch((char)ch) {
case 'a':
if (ofn)
usage();
ofn = optarg;
aflag = 1;
break;
case 'o':
if (ofn)
usage();
ofn = optarg;
break;
case 'l':
@ -187,7 +182,7 @@ main(argc, argv)
static void
usage()
{
fprintf(stderr, "usage: time [-l] [-{o|a} file] command\n");
fprintf(stderr, "usage: time [-l] [-a] [-o file] command\n");
exit(EX_USAGE);
}