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Resolve conflicts (our -t option, we'd fixed a bug in a slightly different way).

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This commit is contained in:
dwmalone 2002-01-24 17:55:40 +00:00
parent 36a93d7eea
commit bd3d45eaa9
1 changed files with 38 additions and 13 deletions
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51
contrib/top/top.c
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@ -9,7 +9,9 @@ char *copyright =
* but this entire comment MUST remain intact.
*
* Copyright (c) 1984, 1989, William LeFebvre, Rice University
* Copyright (c) 1989, 1990, 1992, William LeFebvre, Northwestern University
* Copyright (c) 1989 - 1994, William LeFebvre, Northwestern University
* Copyright (c) 1994, 1995, William LeFebvre, Argonne National Laboratory
* Copyright (c) 1996, William LeFebvre, Group sys Consulting
*
* $FreeBSD$
*/
@ -56,9 +58,6 @@ char stdoutbuf[Buffersize];
/* build Signal masks */
#define Smask(s) (1 << ((s) - 1))
/* for system errors */
extern int errno;
/* for getopt: */
extern int optind;
extern char *optarg;
@ -188,7 +187,7 @@ char *argv[];
/* FD_SET and friends are not present: fake it */
typedef int fd_set;
#define FD_ZERO(x) (*(x) = 0)
#define FD_SET(f, x) (*(x) = f)
#define FD_SET(f, x) (*(x) = 1<<f)
#endif
fd_set readfds;
@ -221,6 +220,8 @@ char *argv[];
/* set the buffer for stdout */
#ifdef DEBUG
extern FILE *debug;
debug = fopen("debug.run", "w");
setbuffer(stdout, NULL, 0);
#else
setbuffer(stdout, stdoutbuf, Buffersize);
@ -269,10 +270,16 @@ char *argv[];
optind = 1;
}
while ((i = getopt(ac, av, "SIbinqus:d:U:o:t")) != EOF)
while ((i = getopt(ac, av, "SIbinquvs:d:U:o:t")) != EOF)
{
switch(i)
{
case 'v': /* show version number */
fprintf(stderr, "%s: version %s\n",
myname, version_string());
exit(1);
break;
case 'u': /* toggle uid/username display */
do_unames = !do_unames;
break;
@ -317,10 +324,10 @@ char *argv[];
break;
case 's':
if ((delay = atoi(optarg)) < 0)
if ((delay = atoi(optarg)) < 0 || (delay == 0 && getuid() != 0))
{
fprintf(stderr,
"%s: warning: seconds delay should be non-negative -- using default\n",
"%s: warning: seconds delay should be positive -- using default\n",
myname);
delay = Default_DELAY;
warnings++;
@ -595,7 +602,7 @@ Usage: %s [-ISbinqut] [-d x] [-s x] [-o field] [-U username] [number]\n",
/* determine number of processes to actually display */
/* this number will be the smallest of: active processes,
number user requested, number current screen accomodates */
active_procs = system_info.p_active;
active_procs = system_info.P_ACTIVE;
if (active_procs > topn)
{
active_procs = topn;
@ -620,7 +627,13 @@ Usage: %s [-ISbinqut] [-d x] [-s x] [-o field] [-U username] [number]\n",
u_endscreen(i);
/* now, flush the output buffer */
fflush(stdout);
if (fflush(stdout) != 0)
{
new_message(MT_standout, " Write error on stdout");
putchar('\r');
quit(1);
/*NOTREACHED*/
}
/* only do the rest if we have more displays to show */
if (displays)
@ -662,7 +675,7 @@ Usage: %s [-ISbinqut] [-d x] [-s x] [-o field] [-U username] [number]\n",
/* set up arguments for select with timeout */
FD_ZERO(&readfds);
FD_SET(1, &readfds); /* for standard input */
FD_SET(0, &readfds); /* for standard input */
timeout.tv_sec = delay;
timeout.tv_usec = 0;
@ -727,7 +740,13 @@ Usage: %s [-ISbinqut] [-d x] [-s x] [-o field] [-U username] [number]\n",
/* now read it and convert to command strchr */
/* (use "change" as a temporary to hold strchr) */
if (read(0, &ch, 1) != 1)
quit(0);
{
/* read error: either 0 or -1 */
new_message(MT_standout, " Read error on stdin");
putchar('\r');
quit(1);
/*NOTREACHED*/
}
if ((iptr = strchr(command_chars, ch)) == NULL)
{
if (ch != '\r' && ch != '\n')
@ -833,7 +852,10 @@ Usage: %s [-ISbinqut] [-d x] [-s x] [-o field] [-U username] [number]\n",
new_message(MT_standout, "Seconds to delay: ");
if ((i = readline(tempbuf1, 8, Yes)) > -1)
{
delay = i;
if ((delay = i) == 0 && getuid() != 0)
{
delay = 1;
}
}
clear_message();
break;
@ -971,6 +993,9 @@ Usage: %s [-ISbinqut] [-d x] [-s x] [-o field] [-U username] [number]\n",
}
}
#ifdef DEBUG
fclose(debug);
#endif
quit(0);
/*NOTREACHED*/
}