usr.bin/window/lcmd2.c

   1 /*      $NetBSD: lcmd2.c,v 1.15 2008/12/29 01:53:35 christos Exp $      */
   2
   3 /*
   4  * Copyright (c) 1983, 1993
   5  *      The Regents of the University of California.  All rights reserved.
   6  *
   7  * This code is derived from software contributed to Berkeley by
   8  * Edward Wang at The University of California, Berkeley.
   9  *
  10  * Redistribution and use in source and binary forms, with or without
  11  * modification, are permitted provided that the following conditions
  12  * are met:
  13  * 1. Redistributions of source code must retain the above copyright
  14  *    notice, this list of conditions and the following disclaimer.
  15  * 2. Redistributions in binary form must reproduce the above copyright
  16  *    notice, this list of conditions and the following disclaimer in the
  17  *    documentation and/or other materials provided with the distribution.
  18  * 3. Neither the name of the University nor the names of its contributors
  19  *    may be used to endorse or promote products derived from this software
  20  *    without specific prior written permission.
  21  *
  22  * THIS SOFTWARE IS PROVIDED BY THE REGENTS AND CONTRIBUTORS ``AS IS'' AND
  23  * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
  24  * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
  25  * ARE DISCLAIMED.  IN NO EVENT SHALL THE REGENTS OR CONTRIBUTORS BE LIABLE
  26  * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
  27  * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
  28  * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
  29  * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
  30  * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
  31  * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
  32  * SUCH DAMAGE.
  33  */
  34
  35 #include <sys/cdefs.h>
  36 #ifndef lint
  37 #if 0
  38 static char sccsid[] = "@(#)lcmd2.c     8.1 (Berkeley) 6/6/93";
  39 #else
  40 __RCSID("$NetBSD: lcmd2.c,v 1.15 2008/12/29 01:53:35 christos Exp $");
  41 #endif
  42 #endif /* not lint */
  43
  44 #include <sys/types.h>
  45 #include <sys/time.h>
  46 #include <sys/resource.h>
  47 #include <string.h>
  48 #include "defs.h"
  49 #include "window_string.h"
  50 #include "var.h"
  51 #include "lcmd.h"
  52 #include "alias.h"
  53
  54 int     printalias(void *, struct var *);
  55 int     printvar(void *, struct var *);
  56 char    *strtime(struct timeval *t);
  57
  58 void
  59 l_iostat(struct value *v __unused, struct value *a __unused)
  60 {
  61         struct ww *w;
  62
  63         if ((w = openiwin(16, "IO Statistics")) == 0) {
  64                 error("Can't open statistics window: %s.", wwerror());
  65                 return;
  66         }
  67         wwprintf(w, "ttflush\twrite\terror\tzero\tchar\n");
  68         wwprintf(w, "%d\t%d\t%d\t%d\t%d\n",
  69                 wwnflush, wwnwr, wwnwre, wwnwrz, wwnwrc);
  70         wwprintf(w, "token\tuse\tbad\tsaving\ttotal\tbaud\n");
  71         wwprintf(w, "%d\t%d\t%d\t%d\t%d\t%d/%d (%.1f/%.1f)\n",
  72                 wwntokdef, wwntokuse, wwntokbad, wwntoksave, wwntokc,
  73                 wwntokc - wwntoksave ?
  74                         (int) ((float) wwbaud * wwntokc /
  75                                         (wwntokc - wwntoksave)) :
  76                         wwbaud,
  77                 wwnwrc ? (int) ((float) wwbaud * (wwnwrc + wwntoksave) /
  78                                         wwnwrc) :
  79                         wwbaud,
  80                 wwntokc - wwntoksave ?
  81                         (float) wwntokc / (wwntokc - wwntoksave) : 1.0,
  82                 wwnwrc ? (float) (wwnwrc + wwntoksave) / wwnwrc : 1.0);
  83         wwprintf(w, "wwwrite\tattempt\tchar\n");
  84         wwprintf(w, "%d\t%d\t%d\n",
  85                 wwnwwr, wwnwwra, wwnwwrc);
  86         wwprintf(w, "wwupdat\tline\tmiss\tscan\tclreol\tclreos\tmiss\tline\n");
  87         wwprintf(w, "%d\t%d\t%d\t%d\t%d\t%d\t%d\t%d\n",
  88                 wwnupdate, wwnupdline, wwnupdmiss, wwnupdscan, wwnupdclreol,
  89                 wwnupdclreos, wwnupdclreosmiss, wwnupdclreosline);
  90         wwprintf(w, "select\terror\tzero\n");
  91         wwprintf(w, "%d\t%d\t%d\n",
  92                 wwnselect, wwnselecte, wwnselectz);
  93         wwprintf(w, "read\terror\tzero\tchar\tack\tnack\tstat\terrorc\n");
  94         wwprintf(w, "%d\t%d\t%d\t%d\t%d\t%d\t%d\t%d\n",
  95                 wwnread, wwnreade, wwnreadz, wwnreadc, wwnreadack, wwnreadnack,
  96                 wwnreadstat, wwnreadec);
  97         wwprintf(w, "ptyread\terror\tzero\tcontrol\tdata\tchar\n");
  98         wwprintf(w, "%d\t%d\t%d\t%d\t%d\t%d\n",
  99                 wwnwread, wwnwreade, wwnwreadz,
 100                 wwnwreadp, wwnwreadd, wwnwreadc);
 101         waitnl(w);
 102         closeiwin(w);
 103 }
 104
 105 struct lcmd_arg arg_time[] = {
 106         { "who",        1,      ARG_STR },
 107         { NULL,         0,      0 }
 108 };
 109
 110 void
 111 l_time(struct value *v __unused, struct value *a)
 112 {
 113         struct ww *w;
 114         struct rusage rusage;
 115         struct timeval timeval;
 116
 117         if ((w = openiwin(8, "Timing and Resource Usage")) == 0) {
 118                 error("Can't open time window: %s.", wwerror());
 119                 return;
 120         }
 121
 122         (void) gettimeofday(&timeval, (struct timezone *)0);
 123         timersub(&timeval, &starttime, &timeval);
 124         (void) getrusage(a->v_type == V_STR
 125                         && str_match(a->v_str, "children", 1)
 126                 ? RUSAGE_CHILDREN : RUSAGE_SELF, &rusage);
 127
 128         wwprintf(w, "%-15s %-15s %-15s\n",
 129                 "time", "utime", "stime");
 130         wwprintf(w, "%-15s ", strtime(&timeval));
 131         wwprintf(w, "%-15s ", strtime(&rusage.ru_utime));
 132         wwprintf(w, "%-15s\n", strtime(&rusage.ru_stime));
 133         wwprintf(w, "%-15s %-15s %-15s %-15s\n",
 134                 "maxrss", "ixrss", "idrss", "isrss");
 135         wwprintf(w, "%-15ld %-15ld %-15ld %-15ld\n",
 136                 rusage.ru_maxrss, rusage.ru_ixrss,
 137                 rusage.ru_idrss, rusage.ru_isrss);
 138         wwprintf(w, "%-7s %-7s %-7s %-7s %-7s %-7s %-7s %-7s %-7s %-7s\n",
 139                 "minflt", "majflt", "nswap", "inblk", "oublk",
 140                 "msgsnd", "msgrcv", "nsigs", "nvcsw", "nivcsw");
 141         wwprintf(w, "%-7ld %-7ld %-7ld %-7ld %-7ld %-7ld %-7ld %-7ld %-7ld %-7ld\n",
 142                 rusage.ru_minflt, rusage.ru_majflt, rusage.ru_nswap,
 143                 rusage.ru_inblock, rusage.ru_oublock,
 144                 rusage.ru_msgsnd, rusage.ru_msgrcv, rusage.ru_nsignals,
 145                 rusage.ru_nvcsw, rusage.ru_nivcsw);
 146
 147         waitnl(w);
 148         closeiwin(w);
 149 }
 150
 151 char *
 152 strtime(struct timeval *t)
 153 {
 154         char fill = 0;
 155         static char buf[20];
 156         char *p = buf;
 157
 158         if (t->tv_sec > 60*60) {
 159                 (void) sprintf(p, "%ld:", (long int)t->tv_sec / (60*60));
 160                 while (*p++)
 161                         ;
 162                 p--;
 163                 t->tv_sec %= 60*60;
 164                 fill++;
 165         }
 166         if (t->tv_sec > 60) {
 167                 (void) sprintf(p, fill ? "%02lld:" : "%lld:",
 168                     (long long)t->tv_sec / 60);
 169                 while (*p++)
 170                         ;
 171                 p--;
 172                 t->tv_sec %= 60;
 173                 fill++;
 174         }
 175         (void) sprintf(p, fill ? "%02lld.%02ld" : "%lld.%02ld",
 176                 (long long)t->tv_sec, (long)t->tv_usec / 10000);
 177         return buf;
 178 }
 179
 180 void
 181 l_list(struct value *v __unused, struct value *a __unused)
 182 {
 183         struct ww *w, *wp;
 184         int i;
 185         int n;
 186
 187         for (n = 0, i = 0; i < NWINDOW; i++)
 188                 if (window[i] != 0)
 189                         n++;
 190         if (n == 0) {
 191                 error("No windows.");
 192                 return;
 193         }
 194         if ((w = openiwin(n + 2, "Windows")) == 0) {
 195                 error("Can't open listing window: %s.", wwerror());
 196                 return;
 197         }
 198         for (i = 0; i < NWINDOW; i++) {
 199                 if ((wp = window[i]) == 0)
 200                         continue;
 201                 wwprintf(w, "%c %c %-13s %-.*s\n",
 202                         wp == selwin ? '+' : (wp == lastselwin ? '-' : ' '),
 203                         i + '1',
 204                         wp->ww_state == WWS_HASPROC ? "" : "(No process)",
 205                         wwncol - 20,
 206                         wp->ww_label ? wp->ww_label : "(No label)");
 207         }
 208         waitnl(w);
 209         closeiwin(w);
 210 }
 211
 212 void
 213 l_variable(struct value *v __unused, struct value *a __unused)
 214 {
 215         struct ww *w;
 216
 217         if ((w = openiwin(wwnrow - 3, "Variables")) == 0) {
 218                 error("Can't open variable window: %s.", wwerror());
 219                 return;
 220         }
 221         if (var_walk(printvar, (void *)w) >= 0)
 222                 waitnl(w);
 223         closeiwin(w);
 224 }
 225
 226 int
 227 printvar(void *vw, struct var *r)
 228 {
 229         struct ww *w = vw;
 230         if (more(w, 0) == 2)
 231                 return -1;
 232         wwprintf(w, "%16s    ", r->r_name);
 233         switch (r->r_val.v_type) {
 234         case V_STR:
 235                 wwprintf(w, "%s\n", r->r_val.v_str);
 236                 break;
 237         case V_NUM:
 238                 wwprintf(w, "%d\n", r->r_val.v_num);
 239                 break;
 240         case V_ERR:
 241                 wwprintf(w, "ERROR\n");
 242                 break;
 243         }
 244         return 0;
 245 }
 246
 247 struct lcmd_arg arg_def_shell[] = {
 248         { "",   0,              ARG_ANY|ARG_LIST },
 249         { NULL, 0,              0 }
 250 };
 251
 252 void
 253 l_def_shell(struct value *v, struct value *a)
 254 {
 255         char **pp;
 256         struct value *vp;
 257
 258         if (a->v_type == V_ERR) {
 259                 if ((v->v_str = str_cpy(default_shellfile)) != 0)
 260                         v->v_type = V_STR;
 261                 return;
 262         }
 263         if ((v->v_str = default_shellfile)) {
 264                 v->v_type = V_STR;
 265                 for (pp = default_shell + 1; *pp; pp++) {
 266                         str_free(*pp);
 267                         *pp = 0;
 268                 }
 269         }
 270         for (pp = default_shell, vp = a;
 271              vp->v_type != V_ERR &&
 272              pp < &default_shell[sizeof default_shell/sizeof *default_shell-1];
 273              pp++, vp++)
 274                 if ((*pp = vp->v_type == V_STR ?
 275                      str_cpy(vp->v_str) : str_itoa(vp->v_num)) == 0) {
 276                         /* just leave default_shell[] the way it is */
 277                         p_memerror();
 278                         break;
 279                 }
 280         if ((default_shellfile = *default_shell)) {
 281                 if ((*default_shell = strrchr(default_shellfile, '/')))
 282                         (*default_shell)++;
 283                 else
 284                         *default_shell = default_shellfile;
 285         }
 286 }
 287
 288 struct lcmd_arg arg_alias[] = {
 289         { "",   0,              ARG_STR },
 290         { "",   0,              ARG_STR|ARG_LIST },
 291         { NULL, 0,              0 }
 292 };
 293
 294 void
 295 l_alias(struct value *v, struct value *a)
 296 {
 297         if (a->v_type == V_ERR) {
 298                 struct ww *w;
 299
 300                 if ((w = openiwin(wwnrow - 3, "Aliases")) == 0) {
 301                         error("Can't open alias window: %s.", wwerror());
 302                         return;
 303                 }
 304                 if (alias_walk(printalias, (void *)w) >= 0)
 305                         waitnl(w);
 306                 closeiwin(w);
 307         } else {
 308                 struct alias *ap = 0;
 309
 310                 if ((ap = alias_lookup(a->v_str))) {
 311                         if ((v->v_str = str_cpy(ap->a_buf)) == 0) {
 312                                 p_memerror();
 313                                 return;
 314                         }
 315                         v->v_type = V_STR;
 316                 }
 317                 if (a[1].v_type == V_STR) {
 318                         struct value *vp;
 319                         char *p, *q;
 320                         char *str;
 321                         int n;
 322
 323                         for (n = 0, vp = a + 1; vp->v_type != V_ERR; vp++, n++)
 324                                 for (p = vp->v_str; *p; p++, n++)
 325                                         ;
 326                         if ((str = str_alloc(n)) == 0) {
 327                                 p_memerror();
 328                                 return;
 329                         }
 330                         for (q = str, vp = a + 1; vp->v_type != V_ERR;
 331                              vp++, q[-1] = ' ')
 332                                 for (p = vp->v_str; (*q++ = *p++);)
 333                                         ;
 334                         q[-1] = 0;
 335                         if ((ap = alias_set(a[0].v_str, (char *)0)) == 0) {
 336                                 p_memerror();
 337                                 str_free(str);
 338                                 return;
 339                         }
 340                         ap->a_buf = str;
 341                 }
 342         }
 343 }
 344
 345 int
 346 printalias(void *vw, struct var *a)
 347 {
 348         struct ww *w = vw;
 349         if (more(w, 0) == 2)
 350                 return -1;
 351         wwprintf(w, "%16s    %s\n", a->a_name, a->a_buf);
 352         return 0;
 353 }
 354
 355 struct lcmd_arg arg_unalias[] = {
 356         { "alias",      1,      ARG_STR },
 357         { NULL,         0,      0 }
 358 };
 359
 360 void
 361 l_unalias(struct value *v, struct value *a)
 362 {
 363         if (a->v_type == ARG_STR)
 364                 v->v_num = alias_unset(a->v_str);
 365         v->v_type = V_NUM;
 366 }
 367
 368 struct lcmd_arg arg_echo[] = {
 369         { "window",     1,      ARG_NUM },
 370         { "",           0,      ARG_ANY|ARG_LIST },
 371         { NULL,         0,      0 }
 372 };
 373
 374 void
 375 l_echo(struct value *v __unused, struct value *a)
 376 {
 377         char buf[20];
 378         struct ww *w;
 379
 380         if ((w = vtowin(a++, selwin)) == 0)
 381                 return;
 382         while (a->v_type != V_ERR) {
 383                 if (a->v_type == V_NUM) {
 384                         (void) sprintf(buf, "%d", a->v_num);
 385                         (void) wwwrite(w, buf, strlen(buf));
 386                 } else
 387                         (void) wwwrite(w, a->v_str, strlen(a->v_str));
 388                 if ((++a)->v_type != V_ERR)
 389                         (void) wwwrite(w, " ", 1);
 390         }
 391         (void) wwwrite(w, "\r\n", 2);
 392 }