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