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 } 393