Annotation of src/usr.bin/window/lcmd2.c, Revision 1.1
1.1 ! deraadt 1: /* $NetBSD: lcmd2.c,v 1.7 1995/09/29 00:44:04 cgd 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. All advertising materials mentioning features or use of this software
! 19: * must display the following acknowledgement:
! 20: * This product includes software developed by the University of
! 21: * California, Berkeley and its contributors.
! 22: * 4. Neither the name of the University nor the names of its contributors
! 23: * may be used to endorse or promote products derived from this software
! 24: * without specific prior written permission.
! 25: *
! 26: * THIS SOFTWARE IS PROVIDED BY THE REGENTS AND CONTRIBUTORS ``AS IS'' AND
! 27: * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
! 28: * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
! 29: * ARE DISCLAIMED. IN NO EVENT SHALL THE REGENTS OR CONTRIBUTORS BE LIABLE
! 30: * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
! 31: * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
! 32: * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
! 33: * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
! 34: * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
! 35: * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
! 36: * SUCH DAMAGE.
! 37: */
! 38:
! 39: #ifndef lint
! 40: #if 0
! 41: static char sccsid[] = "@(#)lcmd2.c 8.1 (Berkeley) 6/6/93";
! 42: #else
! 43: static char rcsid[] = "$NetBSD: lcmd2.c,v 1.7 1995/09/29 00:44:04 cgd Exp $";
! 44: #endif
! 45: #endif /* not lint */
! 46:
! 47: #include "defs.h"
! 48: #include "string.h"
! 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: #include <string.h>
! 56:
! 57: /*ARGSUSED*/
! 58: l_iostat(v, a)
! 59: struct value *v, *a;
! 60: {
! 61: register 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: 0
! 108: };
! 109:
! 110: /*ARGSUSED*/
! 111: l_time(v, a)
! 112: struct value *v;
! 113: register struct value *a;
! 114: {
! 115: register struct ww *w;
! 116: struct rusage rusage;
! 117: struct timeval timeval;
! 118: char *strtime();
! 119:
! 120: if ((w = openiwin(8, "Timing and Resource Usage")) == 0) {
! 121: error("Can't open time window: %s.", wwerror());
! 122: return;
! 123: }
! 124:
! 125: (void) gettimeofday(&timeval, (struct timezone *)0);
! 126: timersub(&timeval, &starttime, &timeval);
! 127: (void) getrusage(a->v_type == V_STR
! 128: && str_match(a->v_str, "children", 1)
! 129: ? RUSAGE_CHILDREN : RUSAGE_SELF, &rusage);
! 130:
! 131: wwprintf(w, "%-15s %-15s %-15s\n",
! 132: "time", "utime", "stime");
! 133: wwprintf(w, "%-15s ", strtime(&timeval));
! 134: wwprintf(w, "%-15s ", strtime(&rusage.ru_utime));
! 135: wwprintf(w, "%-15s\n", strtime(&rusage.ru_stime));
! 136: wwprintf(w, "%-15s %-15s %-15s %-15s\n",
! 137: "maxrss", "ixrss", "idrss", "isrss");
! 138: wwprintf(w, "%-15ld %-15ld %-15ld %-15ld\n",
! 139: rusage.ru_maxrss, rusage.ru_ixrss,
! 140: rusage.ru_idrss, rusage.ru_isrss);
! 141: wwprintf(w, "%-7s %-7s %-7s %-7s %-7s %-7s %-7s %-7s %-7s %-7s\n",
! 142: "minflt", "majflt", "nswap", "inblk", "oublk",
! 143: "msgsnd", "msgrcv", "nsigs", "nvcsw", "nivcsw");
! 144: wwprintf(w, "%-7ld %-7ld %-7ld %-7ld %-7ld %-7ld %-7ld %-7ld %-7ld %-7ld\n",
! 145: rusage.ru_minflt, rusage.ru_majflt, rusage.ru_nswap,
! 146: rusage.ru_inblock, rusage.ru_oublock,
! 147: rusage.ru_msgsnd, rusage.ru_msgrcv, rusage.ru_nsignals,
! 148: rusage.ru_nvcsw, rusage.ru_nivcsw);
! 149:
! 150: waitnl(w);
! 151: closeiwin(w);
! 152: }
! 153:
! 154: char *
! 155: strtime(t)
! 156: register struct timeval *t;
! 157: {
! 158: char fill = 0;
! 159: static char buf[20];
! 160: register char *p = buf;
! 161:
! 162: if (t->tv_sec > 60*60) {
! 163: (void) sprintf(p, "%ld:", t->tv_sec / (60*60));
! 164: while (*p++)
! 165: ;
! 166: p--;
! 167: t->tv_sec %= 60*60;
! 168: fill++;
! 169: }
! 170: if (t->tv_sec > 60) {
! 171: (void) sprintf(p, fill ? "%02ld:" : "%ld:", t->tv_sec / 60);
! 172: while (*p++)
! 173: ;
! 174: p--;
! 175: t->tv_sec %= 60;
! 176: fill++;
! 177: }
! 178: (void) sprintf(p, fill ? "%02ld.%02d" : "%ld.%02ld",
! 179: t->tv_sec, t->tv_usec / 10000);
! 180: return buf;
! 181: }
! 182:
! 183: /*ARGSUSED*/
! 184: l_list(v, a)
! 185: struct value *v, *a;
! 186: {
! 187: register struct ww *w, *wp;
! 188: register i;
! 189: int n;
! 190:
! 191: for (n = 0, i = 0; i < NWINDOW; i++)
! 192: if (window[i] != 0)
! 193: n++;
! 194: if (n == 0) {
! 195: error("No windows.");
! 196: return;
! 197: }
! 198: if ((w = openiwin(n + 2, "Windows")) == 0) {
! 199: error("Can't open listing window: %s.", wwerror());
! 200: return;
! 201: }
! 202: for (i = 0; i < NWINDOW; i++) {
! 203: if ((wp = window[i]) == 0)
! 204: continue;
! 205: wwprintf(w, "%c %c %-13s %-.*s\n",
! 206: wp == selwin ? '+' : (wp == lastselwin ? '-' : ' '),
! 207: i + '1',
! 208: wp->ww_state == WWS_HASPROC ? "" : "(No process)",
! 209: wwncol - 20,
! 210: wp->ww_label ? wp->ww_label : "(No label)");
! 211: }
! 212: waitnl(w);
! 213: closeiwin(w);
! 214: }
! 215:
! 216: /*ARGSUSED*/
! 217: l_variable(v, a)
! 218: struct value *v, *a;
! 219: {
! 220: register struct ww *w;
! 221: int printvar();
! 222:
! 223: if ((w = openiwin(wwnrow - 3, "Variables")) == 0) {
! 224: error("Can't open variable window: %s.", wwerror());
! 225: return;
! 226: }
! 227: if (var_walk(printvar, (long)w) >= 0)
! 228: waitnl(w);
! 229: closeiwin(w);
! 230: }
! 231:
! 232: printvar(w, r)
! 233: register struct ww *w;
! 234: register struct var *r;
! 235: {
! 236: if (more(w, 0) == 2)
! 237: return -1;
! 238: wwprintf(w, "%16s ", r->r_name);
! 239: switch (r->r_val.v_type) {
! 240: case V_STR:
! 241: wwprintf(w, "%s\n", r->r_val.v_str);
! 242: break;
! 243: case V_NUM:
! 244: wwprintf(w, "%d\n", r->r_val.v_num);
! 245: break;
! 246: case V_ERR:
! 247: wwprintf(w, "ERROR\n");
! 248: break;
! 249: }
! 250: return 0;
! 251: }
! 252:
! 253: struct lcmd_arg arg_def_shell[] = {
! 254: { "", 0, ARG_ANY|ARG_LIST },
! 255: 0
! 256: };
! 257:
! 258: l_def_shell(v, a)
! 259: struct value *v, *a;
! 260: {
! 261: register char **pp;
! 262: register struct value *vp;
! 263:
! 264: if (a->v_type == V_ERR) {
! 265: if ((v->v_str = str_cpy(default_shellfile)) != 0)
! 266: v->v_type = V_STR;
! 267: return;
! 268: }
! 269: if (v->v_str = default_shellfile) {
! 270: v->v_type = V_STR;
! 271: for (pp = default_shell + 1; *pp; pp++) {
! 272: str_free(*pp);
! 273: *pp = 0;
! 274: }
! 275: }
! 276: for (pp = default_shell, vp = a;
! 277: vp->v_type != V_ERR &&
! 278: pp < &default_shell[sizeof default_shell/sizeof *default_shell-1];
! 279: pp++, vp++)
! 280: if ((*pp = vp->v_type == V_STR ?
! 281: str_cpy(vp->v_str) : str_itoa(vp->v_num)) == 0) {
! 282: /* just leave default_shell[] the way it is */
! 283: p_memerror();
! 284: break;
! 285: }
! 286: if (default_shellfile = *default_shell)
! 287: if (*default_shell = rindex(default_shellfile, '/'))
! 288: (*default_shell)++;
! 289: else
! 290: *default_shell = default_shellfile;
! 291: }
! 292:
! 293: struct lcmd_arg arg_alias[] = {
! 294: { "", 0, ARG_STR },
! 295: { "", 0, ARG_STR|ARG_LIST },
! 296: 0
! 297: };
! 298:
! 299: l_alias(v, a)
! 300: struct value *v, *a;
! 301: {
! 302: if (a->v_type == V_ERR) {
! 303: register struct ww *w;
! 304: int printalias();
! 305:
! 306: if ((w = openiwin(wwnrow - 3, "Aliases")) == 0) {
! 307: error("Can't open alias window: %s.", wwerror());
! 308: return;
! 309: }
! 310: if (alias_walk(printalias, (long)w) >= 0)
! 311: waitnl(w);
! 312: closeiwin(w);
! 313: } else {
! 314: register struct alias *ap = 0;
! 315:
! 316: if (ap = alias_lookup(a->v_str)) {
! 317: if ((v->v_str = str_cpy(ap->a_buf)) == 0) {
! 318: p_memerror();
! 319: return;
! 320: }
! 321: v->v_type = V_STR;
! 322: }
! 323: if (a[1].v_type == V_STR) {
! 324: register struct value *vp;
! 325: register char *p, *q;
! 326: char *str;
! 327: register n;
! 328:
! 329: for (n = 0, vp = a + 1; vp->v_type != V_ERR; vp++, n++)
! 330: for (p = vp->v_str; *p; p++, n++)
! 331: ;
! 332: if ((str = str_alloc(n)) == 0) {
! 333: p_memerror();
! 334: return;
! 335: }
! 336: for (q = str, vp = a + 1; vp->v_type != V_ERR;
! 337: vp++, q[-1] = ' ')
! 338: for (p = vp->v_str; *q++ = *p++;)
! 339: ;
! 340: q[-1] = 0;
! 341: if ((ap = alias_set(a[0].v_str, (char *)0)) == 0) {
! 342: p_memerror();
! 343: str_free(str);
! 344: return;
! 345: }
! 346: ap->a_buf = str;
! 347: }
! 348: }
! 349: }
! 350:
! 351: printalias(w, a)
! 352: register struct ww *w;
! 353: register struct alias *a;
! 354: {
! 355: if (more(w, 0) == 2)
! 356: return -1;
! 357: wwprintf(w, "%16s %s\n", a->a_name, a->a_buf);
! 358: return 0;
! 359: }
! 360:
! 361: struct lcmd_arg arg_unalias[] = {
! 362: { "alias", 1, ARG_STR },
! 363: 0
! 364: };
! 365:
! 366: l_unalias(v, a)
! 367: struct value *v, *a;
! 368: {
! 369: if (a->v_type == ARG_STR)
! 370: v->v_num = alias_unset(a->v_str);
! 371: v->v_type = V_NUM;
! 372: }
! 373:
! 374: struct lcmd_arg arg_echo[] = {
! 375: { "window", 1, ARG_NUM },
! 376: { "", 0, ARG_ANY|ARG_LIST },
! 377: 0
! 378: };
! 379:
! 380: /*ARGSUSED*/
! 381: l_echo(v, a)
! 382: struct value *v;
! 383: register struct value *a;
! 384: {
! 385: char buf[20];
! 386: struct ww *w;
! 387:
! 388: if ((w = vtowin(a++, selwin)) == 0)
! 389: return;
! 390: while (a->v_type != V_ERR) {
! 391: if (a->v_type == V_NUM) {
! 392: (void) sprintf(buf, "%d", a->v_num);
! 393: (void) wwwrite(w, buf, strlen(buf));
! 394: } else
! 395: (void) wwwrite(w, a->v_str, strlen(a->v_str));
! 396: if ((++a)->v_type != V_ERR)
! 397: (void) wwwrite(w, " ", 1);
! 398: }
! 399: (void) wwwrite(w, "\r\n", 2);
! 400: }
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