Blame


1 8ad51794 2004-03-25 devnull #include <u.h>
2 8ad51794 2004-03-25 devnull #include <libc.h>
3 8ad51794 2004-03-25 devnull #include <thread.h>
4 8ad51794 2004-03-25 devnull #include <fcall.h>
5 452c0935 2005-01-04 devnull #include <9pclient.h>
6 8ad51794 2004-03-25 devnull #include "term.h"
7 b4a659b6 2004-04-19 devnull
8 b4a659b6 2004-04-19 devnull int noecho = 1;
9 8ad51794 2004-03-25 devnull
10 8ad51794 2004-03-25 devnull #define EVENTSIZE 256
11 8ad51794 2004-03-25 devnull #define STACK 32768
12 8ad51794 2004-03-25 devnull
13 8ad51794 2004-03-25 devnull typedef struct Event Event;
14 8ad51794 2004-03-25 devnull typedef struct Q Q;
15 8ad51794 2004-03-25 devnull
16 8ad51794 2004-03-25 devnull struct Event
17 8ad51794 2004-03-25 devnull {
18 8ad51794 2004-03-25 devnull int c1;
19 8ad51794 2004-03-25 devnull int c2;
20 8ad51794 2004-03-25 devnull int q0;
21 8ad51794 2004-03-25 devnull int q1;
22 8ad51794 2004-03-25 devnull int flag;
23 8ad51794 2004-03-25 devnull int nb;
24 8ad51794 2004-03-25 devnull int nr;
25 8ad51794 2004-03-25 devnull char b[EVENTSIZE*UTFmax+1];
26 8ad51794 2004-03-25 devnull Rune r[EVENTSIZE+1];
27 8ad51794 2004-03-25 devnull };
28 8ad51794 2004-03-25 devnull
29 8ad51794 2004-03-25 devnull Event blank = {
30 8ad51794 2004-03-25 devnull 'M',
31 8ad51794 2004-03-25 devnull 'X',
32 8ad51794 2004-03-25 devnull 0, 0, 0, 1, 1,
33 8ad51794 2004-03-25 devnull { ' ', 0 },
34 8ad51794 2004-03-25 devnull { ' ', 0 },
35 8ad51794 2004-03-25 devnull };
36 8ad51794 2004-03-25 devnull
37 8ad51794 2004-03-25 devnull struct Q
38 8ad51794 2004-03-25 devnull {
39 8ad51794 2004-03-25 devnull QLock lk;
40 8ad51794 2004-03-25 devnull int p;
41 8ad51794 2004-03-25 devnull int k;
42 8ad51794 2004-03-25 devnull };
43 8ad51794 2004-03-25 devnull
44 8ad51794 2004-03-25 devnull Q q;
45 8ad51794 2004-03-25 devnull
46 452c0935 2005-01-04 devnull CFid *eventfd;
47 452c0935 2005-01-04 devnull CFid *addrfd;
48 452c0935 2005-01-04 devnull CFid *datafd;
49 452c0935 2005-01-04 devnull CFid *ctlfd;
50 8ad51794 2004-03-25 devnull // int bodyfd;
51 8ad51794 2004-03-25 devnull
52 8ad51794 2004-03-25 devnull char *typing;
53 8ad51794 2004-03-25 devnull int ntypeb;
54 8ad51794 2004-03-25 devnull int ntyper;
55 8ad51794 2004-03-25 devnull int ntypebreak;
56 8ad51794 2004-03-25 devnull int debug;
57 8ad51794 2004-03-25 devnull int rcfd;
58 8ad51794 2004-03-25 devnull
59 8ad51794 2004-03-25 devnull char *name;
60 8ad51794 2004-03-25 devnull
61 8ad51794 2004-03-25 devnull char **prog;
62 8ad51794 2004-03-25 devnull Channel *cwait;
63 8ad51794 2004-03-25 devnull int pid = -1;
64 8ad51794 2004-03-25 devnull
65 8ad51794 2004-03-25 devnull int label(char*, int);
66 8ad51794 2004-03-25 devnull void error(char*);
67 8ad51794 2004-03-25 devnull void stdinproc(void*);
68 8ad51794 2004-03-25 devnull void stdoutproc(void*);
69 452c0935 2005-01-04 devnull void type(Event*, int, CFid*, CFid*);
70 452c0935 2005-01-04 devnull void sende(Event*, int, CFid*, CFid*, CFid*, int);
71 8ad51794 2004-03-25 devnull char *onestring(int, char**);
72 8ad51794 2004-03-25 devnull int delete(Event*);
73 8ad51794 2004-03-25 devnull void deltype(uint, uint);
74 8ad51794 2004-03-25 devnull void runproc(void*);
75 8ad51794 2004-03-25 devnull
76 8ad51794 2004-03-25 devnull int
77 452c0935 2005-01-04 devnull fsfidprint(CFid *fid, char *fmt, ...)
78 8ad51794 2004-03-25 devnull {
79 8ad51794 2004-03-25 devnull char buf[256];
80 8ad51794 2004-03-25 devnull va_list arg;
81 8ad51794 2004-03-25 devnull int n;
82 8ad51794 2004-03-25 devnull
83 8ad51794 2004-03-25 devnull va_start(arg, fmt);
84 8ad51794 2004-03-25 devnull n = vsnprint(buf, sizeof buf, fmt, arg);
85 8ad51794 2004-03-25 devnull va_end(arg);
86 8ad51794 2004-03-25 devnull return fswrite(fid, buf, n);
87 8ad51794 2004-03-25 devnull }
88 8ad51794 2004-03-25 devnull
89 8ad51794 2004-03-25 devnull void
90 8ad51794 2004-03-25 devnull usage(void)
91 8ad51794 2004-03-25 devnull {
92 8ad51794 2004-03-25 devnull fprint(2, "usage: win cmd args...\n");
93 8ad51794 2004-03-25 devnull threadexitsall("usage");
94 8ad51794 2004-03-25 devnull }
95 8ad51794 2004-03-25 devnull
96 8ad51794 2004-03-25 devnull int
97 8ad51794 2004-03-25 devnull nopipes(void *v, char *msg)
98 8ad51794 2004-03-25 devnull {
99 8ad51794 2004-03-25 devnull USED(v);
100 8ad51794 2004-03-25 devnull if(strcmp(msg, "sys: write on closed pipe") == 0)
101 8ad51794 2004-03-25 devnull return 1;
102 8ad51794 2004-03-25 devnull return 0;
103 8ad51794 2004-03-25 devnull }
104 8ad51794 2004-03-25 devnull
105 8ad51794 2004-03-25 devnull void
106 8ad51794 2004-03-25 devnull waitthread(void *v)
107 8ad51794 2004-03-25 devnull {
108 8ad51794 2004-03-25 devnull recvp(cwait);
109 8ad51794 2004-03-25 devnull threadexitsall(nil);
110 60535a5f 2004-12-26 devnull }
111 60535a5f 2004-12-26 devnull
112 60535a5f 2004-12-26 devnull void
113 60535a5f 2004-12-26 devnull hangupnote(void *a, char *msg)
114 60535a5f 2004-12-26 devnull {
115 60535a5f 2004-12-26 devnull if(strcmp(msg, "hangup") == 0 && pid != 0){
116 60535a5f 2004-12-26 devnull postnote(PNGROUP, pid, "hangup");
117 60535a5f 2004-12-26 devnull noted(NDFLT);
118 60535a5f 2004-12-26 devnull }
119 60535a5f 2004-12-26 devnull if(strstr(msg, "child")){
120 60535a5f 2004-12-26 devnull /* bug: do better */
121 60535a5f 2004-12-26 devnull threadexitsall(0);
122 60535a5f 2004-12-26 devnull }
123 60535a5f 2004-12-26 devnull noted(NDFLT);
124 8ad51794 2004-03-25 devnull }
125 8ad51794 2004-03-25 devnull
126 8ad51794 2004-03-25 devnull void
127 8ad51794 2004-03-25 devnull threadmain(int argc, char **argv)
128 8ad51794 2004-03-25 devnull {
129 8ad51794 2004-03-25 devnull int fd, id;
130 8ad51794 2004-03-25 devnull char buf[256];
131 8ad51794 2004-03-25 devnull char buf1[128];
132 452c0935 2005-01-04 devnull CFsys *fs;
133 8ad51794 2004-03-25 devnull
134 8ad51794 2004-03-25 devnull ARGBEGIN{
135 8ad51794 2004-03-25 devnull case 'd':
136 8ad51794 2004-03-25 devnull debug = 1;
137 8ad51794 2004-03-25 devnull break;
138 b1455f33 2004-04-30 devnull case 'n':
139 b1455f33 2004-04-30 devnull name = EARGF(usage());
140 b1455f33 2004-04-30 devnull break;
141 8ad51794 2004-03-25 devnull default:
142 8ad51794 2004-03-25 devnull usage();
143 8ad51794 2004-03-25 devnull }ARGEND
144 8ad51794 2004-03-25 devnull
145 8ad51794 2004-03-25 devnull prog = argv;
146 8ad51794 2004-03-25 devnull
147 b1455f33 2004-04-30 devnull if(name == nil){
148 b1455f33 2004-04-30 devnull if(argc > 0)
149 b1455f33 2004-04-30 devnull name = argv[0];
150 b1455f33 2004-04-30 devnull else{
151 b1455f33 2004-04-30 devnull name = sysname();
152 b1455f33 2004-04-30 devnull if(name == nil)
153 b1455f33 2004-04-30 devnull name = "gnot";
154 b1455f33 2004-04-30 devnull }
155 b1455f33 2004-04-30 devnull }
156 8ad51794 2004-03-25 devnull
157 60535a5f 2004-12-26 devnull notedisable("sys: write on closed pipe");
158 60535a5f 2004-12-26 devnull noteenable("sys: child");
159 60535a5f 2004-12-26 devnull notify(hangupnote);
160 60535a5f 2004-12-26 devnull
161 be22ae2d 2004-03-26 devnull if((fs = nsmount("acme", "")) == 0)
162 8ad51794 2004-03-25 devnull sysfatal("nsmount acme: %r");
163 8ad51794 2004-03-25 devnull ctlfd = fsopen(fs, "new/ctl", ORDWR|OCEXEC);
164 be22ae2d 2004-03-26 devnull if(ctlfd == 0 || fsread(ctlfd, buf, 12) != 12)
165 8ad51794 2004-03-25 devnull sysfatal("ctl: %r");
166 8ad51794 2004-03-25 devnull id = atoi(buf);
167 2d930d45 2004-04-25 devnull snprint(buf, sizeof buf, "%d", id);
168 2d930d45 2004-04-25 devnull putenv("winid", buf);
169 8ad51794 2004-03-25 devnull sprint(buf, "%d/tag", id);
170 8ad51794 2004-03-25 devnull fd = fsopenfd(fs, buf, OWRITE|OCEXEC);
171 8ad51794 2004-03-25 devnull write(fd, " Send Delete", 12);
172 8ad51794 2004-03-25 devnull close(fd);
173 8ad51794 2004-03-25 devnull sprint(buf, "%d/event", id);
174 8ad51794 2004-03-25 devnull eventfd = fsopen(fs, buf, ORDWR|OCEXEC);
175 8ad51794 2004-03-25 devnull sprint(buf, "%d/addr", id);
176 8ad51794 2004-03-25 devnull addrfd = fsopen(fs, buf, ORDWR|OCEXEC);
177 8ad51794 2004-03-25 devnull sprint(buf, "%d/data", id);
178 8ad51794 2004-03-25 devnull datafd = fsopen(fs, buf, ORDWR|OCEXEC);
179 8ad51794 2004-03-25 devnull sprint(buf, "%d/body", id);
180 8ad51794 2004-03-25 devnull /* bodyfd = fsopenfd(fs, buf, ORDWR|OCEXEC); */
181 8ad51794 2004-03-25 devnull if(eventfd==nil || addrfd==nil || datafd==nil)
182 8ad51794 2004-03-25 devnull sysfatal("data files: %r");
183 8ad51794 2004-03-25 devnull /*
184 8ad51794 2004-03-25 devnull if(eventfd<0 || addrfd<0 || datafd<0 || bodyfd<0)
185 8ad51794 2004-03-25 devnull sysfatal("data files: %r");
186 8ad51794 2004-03-25 devnull */
187 8ad51794 2004-03-25 devnull fsunmount(fs);
188 8ad51794 2004-03-25 devnull
189 8ad51794 2004-03-25 devnull cwait = threadwaitchan();
190 8ad51794 2004-03-25 devnull threadcreate(waitthread, nil, STACK);
191 4dcd9af2 2004-04-15 devnull pid = rcstart(argc, argv, &rcfd, nil);
192 8ad51794 2004-03-25 devnull if(pid == -1)
193 8ad51794 2004-03-25 devnull sysfatal("exec failed");
194 8ad51794 2004-03-25 devnull
195 8ad51794 2004-03-25 devnull getwd(buf1, sizeof buf1);
196 8ad51794 2004-03-25 devnull sprint(buf, "name %s/-%s\n0\n", buf1, name);
197 8ad51794 2004-03-25 devnull fswrite(ctlfd, buf, strlen(buf));
198 8ad51794 2004-03-25 devnull sprint(buf, "dumpdir %s/\n", buf1);
199 8ad51794 2004-03-25 devnull fswrite(ctlfd, buf, strlen(buf));
200 8ad51794 2004-03-25 devnull sprint(buf, "dump %s\n", onestring(argc, argv));
201 8ad51794 2004-03-25 devnull fswrite(ctlfd, buf, strlen(buf));
202 8ad51794 2004-03-25 devnull
203 5e0f7e8a 2004-04-23 devnull updatewinsize(25, 80, 0, 0);
204 60535a5f 2004-12-26 devnull proccreate(stdoutproc, nil, STACK);
205 8ad51794 2004-03-25 devnull stdinproc(nil);
206 8ad51794 2004-03-25 devnull }
207 8ad51794 2004-03-25 devnull
208 8ad51794 2004-03-25 devnull void
209 8ad51794 2004-03-25 devnull error(char *s)
210 8ad51794 2004-03-25 devnull {
211 8ad51794 2004-03-25 devnull if(s)
212 8ad51794 2004-03-25 devnull fprint(2, "win: %s: %r\n", s);
213 8ad51794 2004-03-25 devnull else
214 8ad51794 2004-03-25 devnull s = "kill";
215 8ad51794 2004-03-25 devnull if(pid != -1)
216 8ad51794 2004-03-25 devnull postnote(PNGROUP, pid, "hangup");
217 8ad51794 2004-03-25 devnull threadexitsall(s);
218 8ad51794 2004-03-25 devnull }
219 8ad51794 2004-03-25 devnull
220 8ad51794 2004-03-25 devnull char*
221 8ad51794 2004-03-25 devnull onestring(int argc, char **argv)
222 8ad51794 2004-03-25 devnull {
223 8ad51794 2004-03-25 devnull char *p;
224 8ad51794 2004-03-25 devnull int i, n;
225 8ad51794 2004-03-25 devnull static char buf[1024];
226 8ad51794 2004-03-25 devnull
227 8ad51794 2004-03-25 devnull if(argc == 0)
228 8ad51794 2004-03-25 devnull return "";
229 8ad51794 2004-03-25 devnull p = buf;
230 8ad51794 2004-03-25 devnull for(i=0; i<argc; i++){
231 8ad51794 2004-03-25 devnull n = strlen(argv[i]);
232 8ad51794 2004-03-25 devnull if(p+n+1 >= buf+sizeof buf)
233 8ad51794 2004-03-25 devnull break;
234 8ad51794 2004-03-25 devnull memmove(p, argv[i], n);
235 8ad51794 2004-03-25 devnull p += n;
236 8ad51794 2004-03-25 devnull *p++ = ' ';
237 8ad51794 2004-03-25 devnull }
238 8ad51794 2004-03-25 devnull p[-1] = 0;
239 8ad51794 2004-03-25 devnull return buf;
240 8ad51794 2004-03-25 devnull }
241 8ad51794 2004-03-25 devnull
242 8ad51794 2004-03-25 devnull int
243 452c0935 2005-01-04 devnull getec(CFid *efd)
244 8ad51794 2004-03-25 devnull {
245 8ad51794 2004-03-25 devnull static char buf[8192];
246 8ad51794 2004-03-25 devnull static char *bufp;
247 8ad51794 2004-03-25 devnull static int nbuf;
248 8ad51794 2004-03-25 devnull
249 8ad51794 2004-03-25 devnull if(nbuf == 0){
250 8ad51794 2004-03-25 devnull nbuf = fsread(efd, buf, sizeof buf);
251 8ad51794 2004-03-25 devnull if(nbuf <= 0)
252 8ad51794 2004-03-25 devnull error(nil);
253 8ad51794 2004-03-25 devnull bufp = buf;
254 8ad51794 2004-03-25 devnull }
255 8ad51794 2004-03-25 devnull --nbuf;
256 8ad51794 2004-03-25 devnull return *bufp++;
257 8ad51794 2004-03-25 devnull }
258 8ad51794 2004-03-25 devnull
259 8ad51794 2004-03-25 devnull int
260 452c0935 2005-01-04 devnull geten(CFid *efd)
261 8ad51794 2004-03-25 devnull {
262 8ad51794 2004-03-25 devnull int n, c;
263 8ad51794 2004-03-25 devnull
264 8ad51794 2004-03-25 devnull n = 0;
265 8ad51794 2004-03-25 devnull while('0'<=(c=getec(efd)) && c<='9')
266 8ad51794 2004-03-25 devnull n = n*10+(c-'0');
267 8ad51794 2004-03-25 devnull if(c != ' ')
268 8ad51794 2004-03-25 devnull error("event number syntax");
269 8ad51794 2004-03-25 devnull return n;
270 8ad51794 2004-03-25 devnull }
271 8ad51794 2004-03-25 devnull
272 8ad51794 2004-03-25 devnull int
273 452c0935 2005-01-04 devnull geter(CFid *efd, char *buf, int *nb)
274 8ad51794 2004-03-25 devnull {
275 8ad51794 2004-03-25 devnull Rune r;
276 8ad51794 2004-03-25 devnull int n;
277 8ad51794 2004-03-25 devnull
278 8ad51794 2004-03-25 devnull r = getec(efd);
279 8ad51794 2004-03-25 devnull buf[0] = r;
280 8ad51794 2004-03-25 devnull n = 1;
281 8ad51794 2004-03-25 devnull if(r < Runeself)
282 8ad51794 2004-03-25 devnull goto Return;
283 8ad51794 2004-03-25 devnull while(!fullrune(buf, n))
284 8ad51794 2004-03-25 devnull buf[n++] = getec(efd);
285 8ad51794 2004-03-25 devnull chartorune(&r, buf);
286 8ad51794 2004-03-25 devnull Return:
287 8ad51794 2004-03-25 devnull *nb = n;
288 8ad51794 2004-03-25 devnull return r;
289 8ad51794 2004-03-25 devnull }
290 8ad51794 2004-03-25 devnull
291 8ad51794 2004-03-25 devnull void
292 452c0935 2005-01-04 devnull gete(CFid *efd, Event *e)
293 8ad51794 2004-03-25 devnull {
294 8ad51794 2004-03-25 devnull int i, nb;
295 8ad51794 2004-03-25 devnull
296 8ad51794 2004-03-25 devnull e->c1 = getec(efd);
297 8ad51794 2004-03-25 devnull e->c2 = getec(efd);
298 8ad51794 2004-03-25 devnull e->q0 = geten(efd);
299 8ad51794 2004-03-25 devnull e->q1 = geten(efd);
300 8ad51794 2004-03-25 devnull e->flag = geten(efd);
301 8ad51794 2004-03-25 devnull e->nr = geten(efd);
302 8ad51794 2004-03-25 devnull if(e->nr > EVENTSIZE)
303 8ad51794 2004-03-25 devnull error("event string too long");
304 8ad51794 2004-03-25 devnull e->nb = 0;
305 8ad51794 2004-03-25 devnull for(i=0; i<e->nr; i++){
306 8ad51794 2004-03-25 devnull e->r[i] = geter(efd, e->b+e->nb, &nb);
307 8ad51794 2004-03-25 devnull e->nb += nb;
308 8ad51794 2004-03-25 devnull }
309 8ad51794 2004-03-25 devnull e->r[e->nr] = 0;
310 8ad51794 2004-03-25 devnull e->b[e->nb] = 0;
311 8ad51794 2004-03-25 devnull if(getec(efd) != '\n')
312 8ad51794 2004-03-25 devnull error("event syntax 2");
313 8ad51794 2004-03-25 devnull }
314 8ad51794 2004-03-25 devnull
315 8ad51794 2004-03-25 devnull int
316 8ad51794 2004-03-25 devnull nrunes(char *s, int nb)
317 8ad51794 2004-03-25 devnull {
318 8ad51794 2004-03-25 devnull int i, n;
319 8ad51794 2004-03-25 devnull Rune r;
320 8ad51794 2004-03-25 devnull
321 8ad51794 2004-03-25 devnull n = 0;
322 8ad51794 2004-03-25 devnull for(i=0; i<nb; n++)
323 8ad51794 2004-03-25 devnull i += chartorune(&r, s+i);
324 8ad51794 2004-03-25 devnull return n;
325 8ad51794 2004-03-25 devnull }
326 8ad51794 2004-03-25 devnull
327 8ad51794 2004-03-25 devnull void
328 8ad51794 2004-03-25 devnull stdinproc(void *v)
329 8ad51794 2004-03-25 devnull {
330 452c0935 2005-01-04 devnull CFid *cfd = ctlfd;
331 452c0935 2005-01-04 devnull CFid *efd = eventfd;
332 452c0935 2005-01-04 devnull CFid *dfd = datafd;
333 452c0935 2005-01-04 devnull CFid *afd = addrfd;
334 8ad51794 2004-03-25 devnull int fd0 = rcfd;
335 8ad51794 2004-03-25 devnull Event e, e2, e3, e4;
336 8ad51794 2004-03-25 devnull
337 8ad51794 2004-03-25 devnull USED(v);
338 8ad51794 2004-03-25 devnull
339 8ad51794 2004-03-25 devnull for(;;){
340 8ad51794 2004-03-25 devnull if(debug)
341 8ad51794 2004-03-25 devnull fprint(2, "typing[%d,%d)\n", q.p, q.p+ntyper);
342 8ad51794 2004-03-25 devnull gete(efd, &e);
343 8ad51794 2004-03-25 devnull if(debug)
344 8ad51794 2004-03-25 devnull fprint(2, "msg %c%c q[%d,%d)... ", e.c1, e.c2, e.q0, e.q1);
345 8ad51794 2004-03-25 devnull qlock(&q.lk);
346 8ad51794 2004-03-25 devnull switch(e.c1){
347 8ad51794 2004-03-25 devnull default:
348 8ad51794 2004-03-25 devnull Unknown:
349 8ad51794 2004-03-25 devnull print("unknown message %c%c\n", e.c1, e.c2);
350 8ad51794 2004-03-25 devnull break;
351 8ad51794 2004-03-25 devnull
352 8ad51794 2004-03-25 devnull case 'E': /* write to body; can't affect us */
353 8ad51794 2004-03-25 devnull if(debug)
354 8ad51794 2004-03-25 devnull fprint(2, "shift typing %d... ", e.q1-e.q0);
355 8ad51794 2004-03-25 devnull q.p += e.q1-e.q0;
356 8ad51794 2004-03-25 devnull break;
357 8ad51794 2004-03-25 devnull
358 8ad51794 2004-03-25 devnull case 'F': /* generated by our actions; ignore */
359 8ad51794 2004-03-25 devnull break;
360 8ad51794 2004-03-25 devnull
361 8ad51794 2004-03-25 devnull case 'K':
362 8ad51794 2004-03-25 devnull case 'M':
363 8ad51794 2004-03-25 devnull switch(e.c2){
364 8ad51794 2004-03-25 devnull case 'I':
365 8ad51794 2004-03-25 devnull if(e.q0 < q.p){
366 8ad51794 2004-03-25 devnull if(debug)
367 8ad51794 2004-03-25 devnull fprint(2, "shift typing %d... ", e.q1-e.q0);
368 8ad51794 2004-03-25 devnull q.p += e.q1-e.q0;
369 8ad51794 2004-03-25 devnull }
370 8ad51794 2004-03-25 devnull else if(e.q0 <= q.p+ntyper){
371 8ad51794 2004-03-25 devnull if(debug)
372 8ad51794 2004-03-25 devnull fprint(2, "type... ");
373 8ad51794 2004-03-25 devnull type(&e, fd0, afd, dfd);
374 8ad51794 2004-03-25 devnull }
375 8ad51794 2004-03-25 devnull break;
376 8ad51794 2004-03-25 devnull
377 8ad51794 2004-03-25 devnull case 'D':
378 8ad51794 2004-03-25 devnull q.p -= delete(&e);
379 8ad51794 2004-03-25 devnull break;
380 8ad51794 2004-03-25 devnull
381 8ad51794 2004-03-25 devnull case 'x':
382 8ad51794 2004-03-25 devnull case 'X':
383 8ad51794 2004-03-25 devnull if(e.flag & 2)
384 8ad51794 2004-03-25 devnull gete(efd, &e2);
385 8ad51794 2004-03-25 devnull if(e.flag & 8){
386 8ad51794 2004-03-25 devnull gete(efd, &e3);
387 8ad51794 2004-03-25 devnull gete(efd, &e4);
388 8ad51794 2004-03-25 devnull }
389 8ad51794 2004-03-25 devnull if(e.flag&1 || (e.c2=='x' && e.nr==0 && e2.nr==0)){
390 8ad51794 2004-03-25 devnull /* send it straight back */
391 8ad51794 2004-03-25 devnull fsfidprint(efd, "%c%c%d %d\n", e.c1, e.c2, e.q0, e.q1);
392 8ad51794 2004-03-25 devnull break;
393 8ad51794 2004-03-25 devnull }
394 8ad51794 2004-03-25 devnull if(e.q0==e.q1 && (e.flag&2)){
395 8ad51794 2004-03-25 devnull e2.flag = e.flag;
396 8ad51794 2004-03-25 devnull e = e2;
397 8ad51794 2004-03-25 devnull }
398 8ad51794 2004-03-25 devnull if(e.flag & 8){
399 8ad51794 2004-03-25 devnull if(e.q1 != e.q0){
400 8ad51794 2004-03-25 devnull sende(&e, fd0, cfd, afd, dfd, 0);
401 8ad51794 2004-03-25 devnull sende(&blank, fd0, cfd, afd, dfd, 0);
402 8ad51794 2004-03-25 devnull }
403 8ad51794 2004-03-25 devnull sende(&e3, fd0, cfd, afd, dfd, 1);
404 8ad51794 2004-03-25 devnull }else if(e.q1 != e.q0)
405 8ad51794 2004-03-25 devnull sende(&e, fd0, cfd, afd, dfd, 1);
406 8ad51794 2004-03-25 devnull break;
407 8ad51794 2004-03-25 devnull
408 8ad51794 2004-03-25 devnull case 'l':
409 8ad51794 2004-03-25 devnull case 'L':
410 8ad51794 2004-03-25 devnull /* just send it back */
411 8ad51794 2004-03-25 devnull if(e.flag & 2)
412 8ad51794 2004-03-25 devnull gete(efd, &e2);
413 8ad51794 2004-03-25 devnull fsfidprint(efd, "%c%c%d %d\n", e.c1, e.c2, e.q0, e.q1);
414 8ad51794 2004-03-25 devnull break;
415 8ad51794 2004-03-25 devnull
416 8ad51794 2004-03-25 devnull case 'd':
417 8ad51794 2004-03-25 devnull case 'i':
418 8ad51794 2004-03-25 devnull break;
419 8ad51794 2004-03-25 devnull
420 8ad51794 2004-03-25 devnull default:
421 8ad51794 2004-03-25 devnull goto Unknown;
422 8ad51794 2004-03-25 devnull }
423 8ad51794 2004-03-25 devnull }
424 8ad51794 2004-03-25 devnull qunlock(&q.lk);
425 8ad51794 2004-03-25 devnull }
426 8ad51794 2004-03-25 devnull }
427 8ad51794 2004-03-25 devnull
428 8ad51794 2004-03-25 devnull void
429 8ad51794 2004-03-25 devnull stdoutproc(void *v)
430 8ad51794 2004-03-25 devnull {
431 8ad51794 2004-03-25 devnull int fd1 = rcfd;
432 452c0935 2005-01-04 devnull CFid *afd = addrfd;
433 452c0935 2005-01-04 devnull CFid *dfd = datafd;
434 8ad51794 2004-03-25 devnull int n, m, w, npart;
435 8ad51794 2004-03-25 devnull char *buf, *s, *t;
436 8ad51794 2004-03-25 devnull Rune r;
437 8ad51794 2004-03-25 devnull char x[16], hold[UTFmax];
438 8ad51794 2004-03-25 devnull
439 8ad51794 2004-03-25 devnull USED(v);
440 8ad51794 2004-03-25 devnull buf = malloc(8192+UTFmax+1);
441 8ad51794 2004-03-25 devnull npart = 0;
442 8ad51794 2004-03-25 devnull for(;;){
443 8ad51794 2004-03-25 devnull /* Let typing have a go -- maybe there's a rubout waiting. */
444 8ad51794 2004-03-25 devnull yield();
445 60535a5f 2004-12-26 devnull n = read(fd1, buf+npart, 8192);
446 f8104b3d 2005-01-05 devnull if(n <= 0)
447 8ad51794 2004-03-25 devnull error(nil);
448 8ad51794 2004-03-25 devnull
449 8ad51794 2004-03-25 devnull /* squash NULs */
450 8ad51794 2004-03-25 devnull s = memchr(buf+npart, 0, n);
451 8ad51794 2004-03-25 devnull if(s){
452 8ad51794 2004-03-25 devnull for(t=s; s<buf+npart+n; s++)
453 8ad51794 2004-03-25 devnull if(*t = *s) /* assign = */
454 8ad51794 2004-03-25 devnull t++;
455 8ad51794 2004-03-25 devnull n = t-(buf+npart);
456 8ad51794 2004-03-25 devnull }
457 8ad51794 2004-03-25 devnull
458 8ad51794 2004-03-25 devnull n += npart;
459 8ad51794 2004-03-25 devnull
460 8ad51794 2004-03-25 devnull /* hold on to final partial rune */
461 8ad51794 2004-03-25 devnull npart = 0;
462 8ad51794 2004-03-25 devnull while(n>0 && (buf[n-1]&0xC0)){
463 8ad51794 2004-03-25 devnull --n;
464 8ad51794 2004-03-25 devnull npart++;
465 8ad51794 2004-03-25 devnull if((buf[n]&0xC0)!=0x80){
466 8ad51794 2004-03-25 devnull if(fullrune(buf+n, npart)){
467 8ad51794 2004-03-25 devnull w = chartorune(&r, buf+n);
468 8ad51794 2004-03-25 devnull n += w;
469 8ad51794 2004-03-25 devnull npart -= w;
470 8ad51794 2004-03-25 devnull }
471 8ad51794 2004-03-25 devnull break;
472 8ad51794 2004-03-25 devnull }
473 8ad51794 2004-03-25 devnull }
474 8ad51794 2004-03-25 devnull if(n > 0){
475 8ad51794 2004-03-25 devnull memmove(hold, buf+n, npart);
476 8ad51794 2004-03-25 devnull buf[n] = 0;
477 8ad51794 2004-03-25 devnull n = label(buf, n);
478 8ad51794 2004-03-25 devnull buf[n] = 0;
479 8ad51794 2004-03-25 devnull qlock(&q.lk);
480 8ad51794 2004-03-25 devnull m = sprint(x, "#%d", q.p);
481 8ad51794 2004-03-25 devnull if(fswrite(afd, x, m) != m)
482 8ad51794 2004-03-25 devnull error("stdout writing address");
483 8ad51794 2004-03-25 devnull if(fswrite(dfd, buf, n) != n)
484 8ad51794 2004-03-25 devnull error("stdout writing body");
485 8ad51794 2004-03-25 devnull q.p += nrunes(buf, n);
486 8ad51794 2004-03-25 devnull qunlock(&q.lk);
487 8ad51794 2004-03-25 devnull memmove(buf, hold, npart);
488 8ad51794 2004-03-25 devnull }
489 8ad51794 2004-03-25 devnull }
490 8ad51794 2004-03-25 devnull }
491 8ad51794 2004-03-25 devnull
492 8ad51794 2004-03-25 devnull char wdir[256];
493 8ad51794 2004-03-25 devnull int
494 8ad51794 2004-03-25 devnull label(char *sr, int n)
495 8ad51794 2004-03-25 devnull {
496 8ad51794 2004-03-25 devnull char *sl, *el, *er, *r;
497 8ad51794 2004-03-25 devnull
498 8ad51794 2004-03-25 devnull er = sr+n;
499 8ad51794 2004-03-25 devnull for(r=er-1; r>=sr; r--)
500 8ad51794 2004-03-25 devnull if(*r == '\007')
501 8ad51794 2004-03-25 devnull break;
502 8ad51794 2004-03-25 devnull if(r < sr)
503 8ad51794 2004-03-25 devnull return n;
504 8ad51794 2004-03-25 devnull
505 8ad51794 2004-03-25 devnull el = r+1;
506 8ad51794 2004-03-25 devnull if(el-sr > sizeof wdir)
507 8ad51794 2004-03-25 devnull sr = el - sizeof wdir;
508 8ad51794 2004-03-25 devnull for(sl=el-3; sl>=sr; sl--)
509 8ad51794 2004-03-25 devnull if(sl[0]=='\033' && sl[1]==']' && sl[2]==';')
510 8ad51794 2004-03-25 devnull break;
511 8ad51794 2004-03-25 devnull if(sl < sr)
512 8ad51794 2004-03-25 devnull return n;
513 8ad51794 2004-03-25 devnull
514 8ad51794 2004-03-25 devnull *r = 0;
515 8ad51794 2004-03-25 devnull snprint(wdir, sizeof wdir, "name %s/-%s\n0\n", sl+3, name);
516 8ad51794 2004-03-25 devnull fswrite(ctlfd, wdir, strlen(wdir));
517 8ad51794 2004-03-25 devnull
518 8ad51794 2004-03-25 devnull memmove(sl, el, er-el);
519 8ad51794 2004-03-25 devnull n -= (el-sl);
520 8ad51794 2004-03-25 devnull return n;
521 8ad51794 2004-03-25 devnull }
522 8ad51794 2004-03-25 devnull
523 8ad51794 2004-03-25 devnull int
524 8ad51794 2004-03-25 devnull delete(Event *e)
525 8ad51794 2004-03-25 devnull {
526 8ad51794 2004-03-25 devnull uint q0, q1;
527 8ad51794 2004-03-25 devnull int deltap;
528 8ad51794 2004-03-25 devnull
529 8ad51794 2004-03-25 devnull q0 = e->q0;
530 8ad51794 2004-03-25 devnull q1 = e->q1;
531 8ad51794 2004-03-25 devnull if(q1 <= q.p)
532 8ad51794 2004-03-25 devnull return e->q1-e->q0;
533 8ad51794 2004-03-25 devnull if(q0 >= q.p+ntyper)
534 8ad51794 2004-03-25 devnull return 0;
535 8ad51794 2004-03-25 devnull deltap = 0;
536 8ad51794 2004-03-25 devnull if(q0 < q.p){
537 8ad51794 2004-03-25 devnull deltap = q.p-q0;
538 8ad51794 2004-03-25 devnull q0 = 0;
539 8ad51794 2004-03-25 devnull }else
540 8ad51794 2004-03-25 devnull q0 -= q.p;
541 8ad51794 2004-03-25 devnull if(q1 > q.p+ntyper)
542 8ad51794 2004-03-25 devnull q1 = ntyper;
543 8ad51794 2004-03-25 devnull else
544 8ad51794 2004-03-25 devnull q1 -= q.p;
545 8ad51794 2004-03-25 devnull deltype(q0, q1);
546 8ad51794 2004-03-25 devnull return deltap;
547 8ad51794 2004-03-25 devnull }
548 8ad51794 2004-03-25 devnull
549 8ad51794 2004-03-25 devnull void
550 8ad51794 2004-03-25 devnull addtype(int c, uint p0, char *b, int nb, int nr)
551 8ad51794 2004-03-25 devnull {
552 8ad51794 2004-03-25 devnull int i, w;
553 8ad51794 2004-03-25 devnull Rune r;
554 8ad51794 2004-03-25 devnull uint p;
555 8ad51794 2004-03-25 devnull char *b0;
556 8ad51794 2004-03-25 devnull
557 8ad51794 2004-03-25 devnull for(i=0; i<nb; i+=w){
558 8ad51794 2004-03-25 devnull w = chartorune(&r, b+i);
559 8ad51794 2004-03-25 devnull if((r==0x7F||r==3) && c=='K'){
560 8ad51794 2004-03-25 devnull write(rcfd, "\x7F", 1);
561 8ad51794 2004-03-25 devnull /* toss all typing */
562 8ad51794 2004-03-25 devnull q.p += ntyper+nr;
563 8ad51794 2004-03-25 devnull ntypebreak = 0;
564 8ad51794 2004-03-25 devnull ntypeb = 0;
565 8ad51794 2004-03-25 devnull ntyper = 0;
566 8ad51794 2004-03-25 devnull /* buglet: more than one delete ignored */
567 8ad51794 2004-03-25 devnull return;
568 8ad51794 2004-03-25 devnull }
569 8ad51794 2004-03-25 devnull if(r=='\n' || r==0x04)
570 8ad51794 2004-03-25 devnull ntypebreak++;
571 8ad51794 2004-03-25 devnull }
572 8ad51794 2004-03-25 devnull typing = realloc(typing, ntypeb+nb);
573 8ad51794 2004-03-25 devnull if(typing == nil)
574 8ad51794 2004-03-25 devnull error("realloc");
575 8ad51794 2004-03-25 devnull if(p0 == ntyper)
576 8ad51794 2004-03-25 devnull memmove(typing+ntypeb, b, nb);
577 8ad51794 2004-03-25 devnull else{
578 8ad51794 2004-03-25 devnull b0 = typing;
579 8ad51794 2004-03-25 devnull for(p=0; p<p0 && b0<typing+ntypeb; p++){
580 8ad51794 2004-03-25 devnull w = chartorune(&r, b0+i);
581 8ad51794 2004-03-25 devnull b0 += w;
582 8ad51794 2004-03-25 devnull }
583 8ad51794 2004-03-25 devnull if(p != p0)
584 8ad51794 2004-03-25 devnull error("typing: findrune");
585 8ad51794 2004-03-25 devnull memmove(b0+nb, b0, (typing+ntypeb)-b0);
586 8ad51794 2004-03-25 devnull memmove(b0, b, nb);
587 8ad51794 2004-03-25 devnull }
588 8ad51794 2004-03-25 devnull ntypeb += nb;
589 8ad51794 2004-03-25 devnull ntyper += nr;
590 8ad51794 2004-03-25 devnull }
591 8ad51794 2004-03-25 devnull
592 8ad51794 2004-03-25 devnull void
593 8ad51794 2004-03-25 devnull sendtype(int fd0)
594 8ad51794 2004-03-25 devnull {
595 8ad51794 2004-03-25 devnull int i, n, nr;
596 8ad51794 2004-03-25 devnull
597 8ad51794 2004-03-25 devnull while(ntypebreak){
598 8ad51794 2004-03-25 devnull for(i=0; i<ntypeb; i++)
599 8ad51794 2004-03-25 devnull if(typing[i]=='\n' || typing[i]==0x04){
600 4f30f3b4 2004-03-30 devnull n = i+1;
601 8ad51794 2004-03-25 devnull i++;
602 8ad51794 2004-03-25 devnull if(write(fd0, typing, n) != n)
603 8ad51794 2004-03-25 devnull error("sending to program");
604 8ad51794 2004-03-25 devnull nr = nrunes(typing, i);
605 8ad51794 2004-03-25 devnull q.p += nr;
606 8ad51794 2004-03-25 devnull ntyper -= nr;
607 8ad51794 2004-03-25 devnull ntypeb -= i;
608 8ad51794 2004-03-25 devnull memmove(typing, typing+i, ntypeb);
609 8ad51794 2004-03-25 devnull ntypebreak--;
610 8ad51794 2004-03-25 devnull goto cont2;
611 8ad51794 2004-03-25 devnull }
612 8ad51794 2004-03-25 devnull print("no breakchar\n");
613 8ad51794 2004-03-25 devnull ntypebreak = 0;
614 8ad51794 2004-03-25 devnull cont2:;
615 8ad51794 2004-03-25 devnull }
616 8ad51794 2004-03-25 devnull }
617 8ad51794 2004-03-25 devnull
618 8ad51794 2004-03-25 devnull void
619 8ad51794 2004-03-25 devnull deltype(uint p0, uint p1)
620 8ad51794 2004-03-25 devnull {
621 8ad51794 2004-03-25 devnull int w;
622 8ad51794 2004-03-25 devnull uint p, b0, b1;
623 8ad51794 2004-03-25 devnull Rune r;
624 8ad51794 2004-03-25 devnull
625 8ad51794 2004-03-25 devnull /* advance to p0 */
626 8ad51794 2004-03-25 devnull b0 = 0;
627 8ad51794 2004-03-25 devnull for(p=0; p<p0 && b0<ntypeb; p++){
628 8ad51794 2004-03-25 devnull w = chartorune(&r, typing+b0);
629 8ad51794 2004-03-25 devnull b0 += w;
630 8ad51794 2004-03-25 devnull }
631 8ad51794 2004-03-25 devnull if(p != p0)
632 8ad51794 2004-03-25 devnull error("deltype 1");
633 8ad51794 2004-03-25 devnull /* advance to p1 */
634 8ad51794 2004-03-25 devnull b1 = b0;
635 8ad51794 2004-03-25 devnull for(; p<p1 && b1<ntypeb; p++){
636 8ad51794 2004-03-25 devnull w = chartorune(&r, typing+b1);
637 8ad51794 2004-03-25 devnull b1 += w;
638 8ad51794 2004-03-25 devnull if(r=='\n' || r==0x04)
639 8ad51794 2004-03-25 devnull ntypebreak--;
640 8ad51794 2004-03-25 devnull }
641 8ad51794 2004-03-25 devnull if(p != p1)
642 8ad51794 2004-03-25 devnull error("deltype 2");
643 8ad51794 2004-03-25 devnull memmove(typing+b0, typing+b1, ntypeb-b1);
644 8ad51794 2004-03-25 devnull ntypeb -= b1-b0;
645 8ad51794 2004-03-25 devnull ntyper -= p1-p0;
646 8ad51794 2004-03-25 devnull }
647 8ad51794 2004-03-25 devnull
648 8ad51794 2004-03-25 devnull void
649 452c0935 2005-01-04 devnull type(Event *e, int fd0, CFid *afd, CFid *dfd)
650 8ad51794 2004-03-25 devnull {
651 8ad51794 2004-03-25 devnull int m, n, nr;
652 8ad51794 2004-03-25 devnull char buf[128];
653 8ad51794 2004-03-25 devnull
654 8ad51794 2004-03-25 devnull if(e->nr > 0)
655 8ad51794 2004-03-25 devnull addtype(e->c1, e->q0-q.p, e->b, e->nb, e->nr);
656 8ad51794 2004-03-25 devnull else{
657 8ad51794 2004-03-25 devnull m = e->q0;
658 8ad51794 2004-03-25 devnull while(m < e->q1){
659 8ad51794 2004-03-25 devnull n = sprint(buf, "#%d", m);
660 8ad51794 2004-03-25 devnull fswrite(afd, buf, n);
661 8ad51794 2004-03-25 devnull n = fsread(dfd, buf, sizeof buf);
662 8ad51794 2004-03-25 devnull nr = nrunes(buf, n);
663 8ad51794 2004-03-25 devnull while(m+nr > e->q1){
664 8ad51794 2004-03-25 devnull do; while(n>0 && (buf[--n]&0xC0)==0x80);
665 8ad51794 2004-03-25 devnull --nr;
666 8ad51794 2004-03-25 devnull }
667 8ad51794 2004-03-25 devnull if(n == 0)
668 8ad51794 2004-03-25 devnull break;
669 8ad51794 2004-03-25 devnull addtype(e->c1, m-q.p, buf, n, nr);
670 8ad51794 2004-03-25 devnull m += nr;
671 8ad51794 2004-03-25 devnull }
672 8ad51794 2004-03-25 devnull }
673 8ad51794 2004-03-25 devnull sendtype(fd0);
674 8ad51794 2004-03-25 devnull }
675 8ad51794 2004-03-25 devnull
676 8ad51794 2004-03-25 devnull void
677 452c0935 2005-01-04 devnull sende(Event *e, int fd0, CFid *cfd, CFid *afd, CFid *dfd, int donl)
678 8ad51794 2004-03-25 devnull {
679 8ad51794 2004-03-25 devnull int l, m, n, nr, lastc, end;
680 8ad51794 2004-03-25 devnull char abuf[16], buf[128];
681 8ad51794 2004-03-25 devnull
682 8ad51794 2004-03-25 devnull end = q.p+ntyper;
683 8ad51794 2004-03-25 devnull l = sprint(abuf, "#%d", end);
684 8ad51794 2004-03-25 devnull fswrite(afd, abuf, l);
685 8ad51794 2004-03-25 devnull if(e->nr > 0){
686 8ad51794 2004-03-25 devnull fswrite(dfd, e->b, e->nb);
687 8ad51794 2004-03-25 devnull addtype(e->c1, ntyper, e->b, e->nb, e->nr);
688 8ad51794 2004-03-25 devnull lastc = e->r[e->nr-1];
689 8ad51794 2004-03-25 devnull }else{
690 8ad51794 2004-03-25 devnull m = e->q0;
691 8ad51794 2004-03-25 devnull lastc = 0;
692 8ad51794 2004-03-25 devnull while(m < e->q1){
693 8ad51794 2004-03-25 devnull n = sprint(buf, "#%d", m);
694 8ad51794 2004-03-25 devnull fswrite(afd, buf, n);
695 8ad51794 2004-03-25 devnull n = fsread(dfd, buf, sizeof buf);
696 8ad51794 2004-03-25 devnull nr = nrunes(buf, n);
697 8ad51794 2004-03-25 devnull while(m+nr > e->q1){
698 8ad51794 2004-03-25 devnull do; while(n>0 && (buf[--n]&0xC0)==0x80);
699 8ad51794 2004-03-25 devnull --nr;
700 8ad51794 2004-03-25 devnull }
701 8ad51794 2004-03-25 devnull if(n == 0)
702 8ad51794 2004-03-25 devnull break;
703 8ad51794 2004-03-25 devnull l = sprint(abuf, "#%d", end);
704 8ad51794 2004-03-25 devnull fswrite(afd, abuf, l);
705 8ad51794 2004-03-25 devnull fswrite(dfd, buf, n);
706 8ad51794 2004-03-25 devnull addtype(e->c1, ntyper, buf, n, nr);
707 8ad51794 2004-03-25 devnull lastc = buf[n-1];
708 8ad51794 2004-03-25 devnull m += nr;
709 8ad51794 2004-03-25 devnull end += nr;
710 8ad51794 2004-03-25 devnull }
711 8ad51794 2004-03-25 devnull }
712 8ad51794 2004-03-25 devnull if(donl && lastc!='\n'){
713 8ad51794 2004-03-25 devnull fswrite(dfd, "\n", 1);
714 8ad51794 2004-03-25 devnull addtype(e->c1, ntyper, "\n", 1, 1);
715 8ad51794 2004-03-25 devnull }
716 8ad51794 2004-03-25 devnull fswrite(cfd, "dot=addr", 8);
717 8ad51794 2004-03-25 devnull sendtype(fd0);
718 8ad51794 2004-03-25 devnull }