usr.bin/window/lcmd2.c

   1 /*
   2  * Copyright (c) 1983, 1993
   3  *      The Regents of the University of California.  All rights reserved.
   4  *
   5  * This code is derived from software contributed to Berkeley by
   6  * Edward Wang at The University of California, Berkeley.
   7  *
   8  * Redistribution and use in source and binary forms, with or without
   9  * modification, are permitted provided that the following conditions
  10  * are met:
  11  * 1. Redistributions of source code must retain the above copyright
  12  *    notice, this list of conditions and the following disclaimer.
  13  * 2. Redistributions in binary form must reproduce the above copyright
  14  *    notice, this list of conditions and the following disclaimer in the
  15  *    documentation and/or other materials provided with the distribution.
  16  * 3. All advertising materials mentioning features or use of this software
  17  *    must display the following acknowledgement:
  18  *      This product includes software developed by the University of
  19  *      California, Berkeley and its contributors.
  20  * 4. Neither the name of the University nor the names of its contributors
  21  *    may be used to endorse or promote products derived from this software
  22  *    without specific prior written permission.
  23  *
  24  * THIS SOFTWARE IS PROVIDED BY THE REGENTS AND CONTRIBUTORS ``AS IS'' AND
  25  * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
  26  * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
  27  * ARE DISCLAIMED.  IN NO EVENT SHALL THE REGENTS OR CONTRIBUTORS BE LIABLE
  28  * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
  29  * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
  30  * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
  31  * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
  32  * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
  33  * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
  34  * SUCH DAMAGE.
  35  */
  36
  37 #if 0
  38 #ifndef lint
  39 static char sccsid[] = "@(#)lcmd2.c     8.1 (Berkeley) 6/6/93";
  40 #endif /* not lint */
  41 #endif
  42
  43 #include <sys/cdefs.h>
  44 __FBSDID("$FreeBSD$");
  45
  46 #include "defs.h"
  47 #include <string.h> /* System string definitions. */
  48 #include "mystring.h" /* Local string definitions. */
  49 #include "value.h"
  50 #include "var.h"
  51 #include "lcmd.h"
  52 #include "alias.h"
  53 #include <sys/types.h>
  54 #include <sys/resource.h>
  55
  56 /*ARGSUSED*/
  57 l_iostat(v, a)
  58 struct value *v, *a;
  59 {
  60         register struct ww *w;
  61
  62         if ((w = openiwin(16, "IO Statistics")) == 0) {
  63                 error("Can't open statistics window: %s.", wwerror());
  64                 return;
  65         }
  66         wwprintf(w, "ttflush\twrite\terror\tzero\tchar\n");
  67         wwprintf(w, "%d\t%d\t%d\t%d\t%d\n",
  68                 wwnflush, wwnwr, wwnwre, wwnwrz, wwnwrc);
  69         wwprintf(w, "token\tuse\tbad\tsaving\ttotal\tbaud\n");
  70         wwprintf(w, "%d\t%d\t%d\t%d\t%d\t%d/%d (%.1f/%.1f)\n",
  71                 wwntokdef, wwntokuse, wwntokbad, wwntoksave, wwntokc,
  72                 wwntokc - wwntoksave ?
  73                         (int) ((float) wwbaud * wwntokc /
  74                                         (wwntokc - wwntoksave)) :
  75                         wwbaud,
  76                 wwnwrc ? (int) ((float) wwbaud * (wwnwrc + wwntoksave) /
  77                                         wwnwrc) :
  78                         wwbaud,
  79                 wwntokc - wwntoksave ?
  80                         (float) wwntokc / (wwntokc - wwntoksave) : 1.0,
  81                 wwnwrc ? (float) (wwnwrc + wwntoksave) / wwnwrc : 1.0);
  82         wwprintf(w, "wwwrite\tattempt\tchar\n");
  83         wwprintf(w, "%d\t%d\t%d\n",
  84                 wwnwwr, wwnwwra, wwnwwrc);
  85         wwprintf(w, "wwupdat\tline\tmiss\tscan\tclreol\tclreos\tmiss\tline\n");
  86         wwprintf(w, "%d\t%d\t%d\t%d\t%d\t%d\t%d\t%d\n",
  87                 wwnupdate, wwnupdline, wwnupdmiss, wwnupdscan, wwnupdclreol,
  88                 wwnupdclreos, wwnupdclreosmiss, wwnupdclreosline);
  89         wwprintf(w, "select\terror\tzero\n");
  90         wwprintf(w, "%d\t%d\t%d\n",
  91                 wwnselect, wwnselecte, wwnselectz);
  92         wwprintf(w, "read\terror\tzero\tchar\tack\tnack\tstat\terrorc\n");
  93         wwprintf(w, "%d\t%d\t%d\t%d\t%d\t%d\t%d\t%d\n",
  94                 wwnread, wwnreade, wwnreadz, wwnreadc, wwnreadack, wwnreadnack,
  95                 wwnreadstat, wwnreadec);
  96         wwprintf(w, "ptyread\terror\tzero\tcontrol\tdata\tchar\n");
  97         wwprintf(w, "%d\t%d\t%d\t%d\t%d\t%d\n",
  98                 wwnwread, wwnwreade, wwnwreadz,
  99                 wwnwreadp, wwnwreadd, wwnwreadc);
 100         waitnl(w);
 101         closeiwin(w);
 102 }
 103
 104 struct lcmd_arg arg_time[] = {
 105         { "who",        1,      ARG_STR },
 106         0
 107 };
 108
 109 /*ARGSUSED*/
 110 l_time(v, a)
 111 struct value *v;
 112 register struct value *a;
 113 {
 114         register struct ww *w;
 115         struct rusage rusage;
 116         struct timeval timeval;
 117         char *strtime();
 118
 119         if ((w = openiwin(8, "Timing and Resource Usage")) == 0) {
 120                 error("Can't open time window: %s.", wwerror());
 121                 return;
 122         }
 123
 124         (void) gettimeofday(&timeval, (struct timezone *)0);
 125         timeval.tv_sec -= starttime.tv_sec;
 126         if ((timeval.tv_usec -= starttime.tv_usec) < 0) {
 127                 timeval.tv_sec--;
 128                 timeval.tv_usec += 1000000;
 129         }
 130         (void) getrusage(a->v_type == V_STR
 131                         && str_match(a->v_str, "children", 1)
 132                 ? RUSAGE_CHILDREN : RUSAGE_SELF, &rusage);
 133
 134         wwprintf(w, "%-15s %-15s %-15s\n",
 135                 "time", "utime", "stime");
 136         wwprintf(w, "%-15s ", strtime(&timeval));
 137         wwprintf(w, "%-15s ", strtime(&rusage.ru_utime));
 138         wwprintf(w, "%-15s\n", strtime(&rusage.ru_stime));
 139         wwprintf(w, "%-15s %-15s %-15s %-15s\n",
 140                 "maxrss", "ixrss", "idrss", "isrss");
 141         wwprintf(w, "%-15ld %-15ld %-15ld %-15ld\n",
 142                 rusage.ru_maxrss, rusage.ru_ixrss,
 143                 rusage.ru_idrss, rusage.ru_isrss);
 144         wwprintf(w, "%-7s %-7s %-7s %-7s %-7s %-7s %-7s %-7s %-7s %-7s\n",
 145                 "minflt", "majflt", "nswap", "inblk", "oublk",
 146                 "msgsnd", "msgrcv", "nsigs", "nvcsw", "nivcsw");
 147         wwprintf(w, "%-7ld %-7ld %-7ld %-7ld %-7ld %-7ld %-7ld %-7ld %-7ld %-7ld\n",
 148                 rusage.ru_minflt, rusage.ru_majflt, rusage.ru_nswap,
 149                 rusage.ru_inblock, rusage.ru_oublock,
 150                 rusage.ru_msgsnd, rusage.ru_msgrcv, rusage.ru_nsignals,
 151                 rusage.ru_nvcsw, rusage.ru_nivcsw);
 152
 153         waitnl(w);
 154         closeiwin(w);
 155 }
 156
 157 char *
 158 strtime(t)
 159 register struct timeval *t;
 160 {
 161         char fill = 0;
 162         static char buf[20];
 163         register char *p = buf;
 164
 165         if (t->tv_sec > 60*60) {
 166                 (void) sprintf(p, "%ld:", t->tv_sec / (60*60));
 167                 while (*p++)
 168                         ;
 169                 p--;
 170                 t->tv_sec %= 60*60;
 171                 fill++;
 172         }
 173         if (t->tv_sec > 60) {
 174                 (void) sprintf(p, fill ? "%02ld:" : "%ld:", t->tv_sec / 60);
 175                 while (*p++)
 176                         ;
 177                 p--;
 178                 t->tv_sec %= 60;
 179                 fill++;
 180         }
 181         (void) sprintf(p, fill ? "%02ld.%02ld" : "%ld.%02ld",
 182                 t->tv_sec, t->tv_usec / 10000);
 183         return buf;
 184 }
 185
 186 /*ARGSUSED*/
 187 l_list(v, a)
 188 struct value *v, *a;
 189 {
 190         register struct ww *w, *wp;
 191         register i;
 192         int n;
 193
 194         for (n = 0, i = 0; i < NWINDOW; i++)
 195                 if (window[i] != 0)
 196                         n++;
 197         if (n == 0) {
 198                 error("No windows.");
 199                 return;
 200         }
 201         if ((w = openiwin(n + 2, "Windows")) == 0) {
 202                 error("Can't open listing window: %s.", wwerror());
 203                 return;
 204         }
 205         for (i = 0; i < NWINDOW; i++) {
 206                 if ((wp = window[i]) == 0)
 207                         continue;
 208                 wwprintf(w, "%c %c %-13s %-.*s\n",
 209                         wp == selwin ? '+' : (wp == lastselwin ? '-' : ' '),
 210                         i + '1',
 211                         wp->ww_state == WWS_HASPROC ? "" : "(No process)",
 212                         wwncol - 20,
 213                         wp->ww_label ? wp->ww_label : "(No label)");
 214         }
 215         waitnl(w);
 216         closeiwin(w);
 217 }
 218
 219 /*ARGSUSED*/
 220 l_variable(v, a)
 221 struct value *v, *a;
 222 {
 223         register struct ww *w;
 224         int printvar();
 225
 226         if ((w = openiwin(wwnrow - 3, "Variables")) == 0) {
 227                 error("Can't open variable window: %s.", wwerror());
 228                 return;
 229         }
 230         if (var_walk(printvar, (long)w) >= 0)
 231                 waitnl(w);
 232         closeiwin(w);
 233 }
 234
 235 printvar(w, r)
 236 register struct ww *w;
 237 register struct var *r;
 238 {
 239         if (more(w, 0) == 2)
 240                 return -1;
 241         wwprintf(w, "%16s    ", r->r_name);
 242         switch (r->r_val.v_type) {
 243         case V_STR:
 244                 wwprintf(w, "%s\n", r->r_val.v_str);
 245                 break;
 246         case V_NUM:
 247                 wwprintf(w, "%d\n", r->r_val.v_num);
 248                 break;
 249         case V_ERR:
 250                 wwprintf(w, "ERROR\n");
 251                 break;
 252         }
 253         return 0;
 254 }
 255
 256 struct lcmd_arg arg_def_shell[] = {
 257         { "",   0,              ARG_ANY|ARG_LIST },
 258         0
 259 };
 260
 261 l_def_shell(v, a)
 262         struct value *v, *a;
 263 {
 264         register char **pp;
 265         register struct value *vp;
 266
 267         if (a->v_type == V_ERR) {
 268                 if ((v->v_str = str_cpy(default_shellfile)) != 0)
 269                         v->v_type = V_STR;
 270                 return;
 271         }
 272         if (v->v_str = default_shellfile) {
 273                 v->v_type = V_STR;
 274                 for (pp = default_shell + 1; *pp; pp++) {
 275                         str_free(*pp);
 276                         *pp = 0;
 277                 }
 278         }
 279         for (pp = default_shell, vp = a;
 280              vp->v_type != V_ERR &&
 281              pp < &default_shell[sizeof default_shell/sizeof *default_shell-1];
 282              pp++, vp++)
 283                 if ((*pp = vp->v_type == V_STR ?
 284                      str_cpy(vp->v_str) : str_itoa(vp->v_num)) == 0) {
 285                         /* just leave default_shell[] the way it is */
 286                         p_memerror();
 287                         break;
 288                 }
 289         if (default_shellfile = *default_shell)
 290                 if (*default_shell = rindex(default_shellfile, '/'))
 291                         (*default_shell)++;
 292                 else
 293                         *default_shell = default_shellfile;
 294 }
 295
 296 struct lcmd_arg arg_alias[] = {
 297         { "",   0,              ARG_STR },
 298         { "",   0,              ARG_STR|ARG_LIST },
 299         0
 300 };
 301
 302 l_alias(v, a)
 303         struct value *v, *a;
 304 {
 305         if (a->v_type == V_ERR) {
 306                 register struct ww *w;
 307                 int printalias();
 308
 309                 if ((w = openiwin(wwnrow - 3, "Aliases")) == 0) {
 310                         error("Can't open alias window: %s.", wwerror());
 311                         return;
 312                 }
 313                 if (alias_walk(printalias, (long)w) >= 0)
 314                         waitnl(w);
 315                 closeiwin(w);
 316         } else {
 317                 register struct alias *ap = 0;
 318
 319                 if (ap = alias_lookup(a->v_str)) {
 320                         if ((v->v_str = str_cpy(ap->a_buf)) == 0) {
 321                                 p_memerror();
 322                                 return;
 323                         }
 324                         v->v_type = V_STR;
 325                 }
 326                 if (a[1].v_type == V_STR) {
 327                         register struct value *vp;
 328                         register char *p, *q;
 329                         char *str;
 330                         register n;
 331
 332                         for (n = 0, vp = a + 1; vp->v_type != V_ERR; vp++, n++)
 333                                 for (p = vp->v_str; *p; p++, n++)
 334                                         ;
 335                         if ((str = str_alloc(n)) == 0) {
 336                                 p_memerror();
 337                                 return;
 338                         }
 339                         for (q = str, vp = a + 1; vp->v_type != V_ERR;
 340                              vp++, q[-1] = ' ')
 341                                 for (p = vp->v_str; *q++ = *p++;)
 342                                         ;
 343                         q[-1] = 0;
 344                         if ((ap = alias_set(a[0].v_str, (char *)0)) == 0) {
 345                                 p_memerror();
 346                                 str_free(str);
 347                                 return;
 348                         }
 349                         ap->a_buf = str;
 350                 }
 351         }
 352 }
 353
 354 printalias(w, a)
 355 register struct ww *w;
 356 register struct alias *a;
 357 {
 358         if (more(w, 0) == 2)
 359                 return -1;
 360         wwprintf(w, "%16s    %s\n", a->a_name, a->a_buf);
 361         return 0;
 362 }
 363
 364 struct lcmd_arg arg_unalias[] = {
 365         { "alias",      1,      ARG_STR },
 366         0
 367 };
 368
 369 l_unalias(v, a)
 370 struct value *v, *a;
 371 {
 372         if (a->v_type == ARG_STR)
 373                 v->v_num = alias_unset(a->v_str);
 374         v->v_type = V_NUM;
 375 }
 376
 377 struct lcmd_arg arg_echo[] = {
 378         { "window",     1,      ARG_NUM },
 379         { "",           0,      ARG_ANY|ARG_LIST },
 380         0
 381 };
 382
 383 /*ARGSUSED*/
 384 l_echo(v, a)
 385 struct value *v;
 386 register struct value *a;
 387 {
 388         char buf[20];
 389         struct ww *w;
 390
 391         if ((w = vtowin(a++, selwin)) == 0)
 392                 return;
 393         while (a->v_type != V_ERR) {
 394                 if (a->v_type == V_NUM) {
 395                         (void) sprintf(buf, "%d", a->v_num);
 396                         (void) wwwrite(w, buf, strlen(buf));
 397                 } else
 398                         (void) wwwrite(w, a->v_str, strlen(a->v_str));
 399                 if ((++a)->v_type != V_ERR)
 400                         (void) wwwrite(w, " ", 1);
 401         }
 402         (void) wwwrite(w, "\r\n", 2);
 403 }