1 b3994ec5 2003-12-11 devnull #include <u.h>
2 b3994ec5 2003-12-11 devnull #include <libc.h>
3 b3994ec5 2003-12-11 devnull #include <draw.h>
4 b3994ec5 2003-12-11 devnull #include <thread.h>
5 b3994ec5 2003-12-11 devnull #include <cursor.h>
6 b3994ec5 2003-12-11 devnull #include <mouse.h>
7 b3994ec5 2003-12-11 devnull #include <keyboard.h>
8 b3994ec5 2003-12-11 devnull #include <frame.h>
9 b3994ec5 2003-12-11 devnull #include <fcall.h>
10 b3994ec5 2003-12-11 devnull #include <regexp.h>
11 f755d504 2005-01-04 devnull #include <9pclient.h>
12 b3994ec5 2003-12-11 devnull #include <plumb.h>
13 67dbeee5 2017-10-10 rsc #include <libsec.h>
14 b3994ec5 2003-12-11 devnull #include "dat.h"
15 b3994ec5 2003-12-11 devnull #include "fns.h"
17 f755d504 2005-01-04 devnull CFid *plumbsendfid;
18 f755d504 2005-01-04 devnull CFid *plumbeditfid;
20 734a96bd 2008-03-07 rsc Window* openfile(Text*, Expand*);
22 b3994ec5 2003-12-11 devnull int nuntitled;
25 ced6fd34 2006-06-25 devnull plumbthread(void *v)
27 ced6fd34 2006-06-25 devnull CFid *fid;
28 2277c5d7 2004-03-21 devnull Plumbmsg *m;
29 ced6fd34 2006-06-25 devnull Timer *t;
32 2277c5d7 2004-03-21 devnull threadsetname("plumbproc");
35 ced6fd34 2006-06-25 devnull * Loop so that if plumber is restarted, acme need not be.
39 ced6fd34 2006-06-25 devnull * Connect to plumber.
41 ced6fd34 2006-06-25 devnull plumbunmount();
42 ced6fd34 2006-06-25 devnull while((fid = plumbopenfid("edit", OREAD|OCEXEC)) == nil){
43 ced6fd34 2006-06-25 devnull t = timerstart(2000);
44 ced6fd34 2006-06-25 devnull recv(t->c, nil);
45 ced6fd34 2006-06-25 devnull timerstop(t);
47 ced6fd34 2006-06-25 devnull plumbeditfid = fid;
48 ced6fd34 2006-06-25 devnull plumbsendfid = plumbopenfid("send", OWRITE|OCEXEC);
51 ced6fd34 2006-06-25 devnull * Relay messages.
54 ced6fd34 2006-06-25 devnull m = plumbrecvfid(plumbeditfid);
55 ced6fd34 2006-06-25 devnull if(m == nil)
57 ced6fd34 2006-06-25 devnull sendp(cplumb, m);
61 ced6fd34 2006-06-25 devnull * Lost connection.
63 ced6fd34 2006-06-25 devnull fid = plumbsendfid;
64 ced6fd34 2006-06-25 devnull plumbsendfid = nil;
65 ced6fd34 2006-06-25 devnull fsclose(fid);
67 ced6fd34 2006-06-25 devnull fid = plumbeditfid;
68 ced6fd34 2006-06-25 devnull plumbeditfid = nil;
69 ced6fd34 2006-06-25 devnull fsclose(fid);
74 2277c5d7 2004-03-21 devnull startplumbing(void)
76 ced6fd34 2006-06-25 devnull cplumb = chancreate(sizeof(Plumbmsg*), 0);
77 ced6fd34 2006-06-25 devnull chansetname(cplumb, "cplumb");
78 ced6fd34 2006-06-25 devnull threadcreate(plumbthread, nil, STACK);
83 b3994ec5 2003-12-11 devnull look3(Text *t, uint q0, uint q1, int external)
85 b3994ec5 2003-12-11 devnull int n, c, f, expanded;
86 b3994ec5 2003-12-11 devnull Text *ct;
87 b3994ec5 2003-12-11 devnull Expand e;
90 b3994ec5 2003-12-11 devnull Plumbmsg *m;
91 b3994ec5 2003-12-11 devnull Runestr dir;
92 b3994ec5 2003-12-11 devnull char buf[32];
94 b3994ec5 2003-12-11 devnull ct = seltext;
95 b3994ec5 2003-12-11 devnull if(ct == nil)
96 b3994ec5 2003-12-11 devnull seltext = t;
97 b3994ec5 2003-12-11 devnull expanded = expand(t, q0, q1, &e);
98 b3994ec5 2003-12-11 devnull if(!external && t->w!=nil && t->w->nopen[QWevent]>0){
99 b3994ec5 2003-12-11 devnull /* send alphanumeric expansion to external client */
100 b3994ec5 2003-12-11 devnull if(expanded == FALSE)
103 b3994ec5 2003-12-11 devnull if((e.u.at!=nil && t->w!=nil) || (e.nname>0 && lookfile(e.name, e.nname)!=nil))
104 b3994ec5 2003-12-11 devnull f = 1; /* acme can do it without loading a file */
105 b3994ec5 2003-12-11 devnull if(q0!=e.q0 || q1!=e.q1)
106 b3994ec5 2003-12-11 devnull f |= 2; /* second (post-expand) message follows */
107 b3994ec5 2003-12-11 devnull if(e.nname)
108 b3994ec5 2003-12-11 devnull f |= 4; /* it's a file name */
109 b3994ec5 2003-12-11 devnull c = 'l';
110 b3994ec5 2003-12-11 devnull if(t->what == Body)
111 b3994ec5 2003-12-11 devnull c = 'L';
112 b3994ec5 2003-12-11 devnull n = q1-q0;
113 b3994ec5 2003-12-11 devnull if(n <= EVENTSIZE){
114 b3994ec5 2003-12-11 devnull r = runemalloc(n);
115 b3994ec5 2003-12-11 devnull bufread(&t->file->b, q0, r, n);
116 b3994ec5 2003-12-11 devnull winevent(t->w, "%c%d %d %d %d %.*S\n", c, q0, q1, f, n, n, r);
117 b3994ec5 2003-12-11 devnull free(r);
119 b3994ec5 2003-12-11 devnull winevent(t->w, "%c%d %d %d 0 \n", c, q0, q1, f, n);
120 b3994ec5 2003-12-11 devnull if(q0==e.q0 && q1==e.q1)
122 b3994ec5 2003-12-11 devnull if(e.nname){
123 b3994ec5 2003-12-11 devnull n = e.nname;
124 b3994ec5 2003-12-11 devnull if(e.a1 > e.a0)
125 b3994ec5 2003-12-11 devnull n += 1+(e.a1-e.a0);
126 b3994ec5 2003-12-11 devnull r = runemalloc(n);
127 b3994ec5 2003-12-11 devnull runemove(r, e.name, e.nname);
128 b3994ec5 2003-12-11 devnull if(e.a1 > e.a0){
129 b3994ec5 2003-12-11 devnull r[e.nname] = ':';
130 b3994ec5 2003-12-11 devnull bufread(&e.u.at->file->b, e.a0, r+e.nname+1, e.a1-e.a0);
133 b3994ec5 2003-12-11 devnull n = e.q1 - e.q0;
134 b3994ec5 2003-12-11 devnull r = runemalloc(n);
135 b3994ec5 2003-12-11 devnull bufread(&t->file->b, e.q0, r, n);
137 b3994ec5 2003-12-11 devnull f &= ~2;
138 b3994ec5 2003-12-11 devnull if(n <= EVENTSIZE)
139 b3994ec5 2003-12-11 devnull winevent(t->w, "%c%d %d %d %d %.*S\n", c, e.q0, e.q1, f, n, n, r);
141 b3994ec5 2003-12-11 devnull winevent(t->w, "%c%d %d %d 0 \n", c, e.q0, e.q1, f, n);
142 b3994ec5 2003-12-11 devnull free(r);
143 b3994ec5 2003-12-11 devnull goto Return;
145 2277c5d7 2004-03-21 devnull if(plumbsendfid != nil){
146 b3994ec5 2003-12-11 devnull /* send whitespace-delimited word to plumber */
147 b3994ec5 2003-12-11 devnull m = emalloc(sizeof(Plumbmsg));
148 b3994ec5 2003-12-11 devnull m->src = estrdup("acme");
149 b3994ec5 2003-12-11 devnull m->dst = nil;
150 b3994ec5 2003-12-11 devnull dir = dirname(t, nil, 0);
151 b3994ec5 2003-12-11 devnull if(dir.nr==1 && dir.r[0]=='.'){ /* sigh */
152 b3994ec5 2003-12-11 devnull free(dir.r);
153 b3994ec5 2003-12-11 devnull dir.r = nil;
154 b3994ec5 2003-12-11 devnull dir.nr = 0;
156 b3994ec5 2003-12-11 devnull if(dir.nr == 0)
157 b3994ec5 2003-12-11 devnull m->wdir = estrdup(wdir);
159 b3994ec5 2003-12-11 devnull m->wdir = runetobyte(dir.r, dir.nr);
160 b3994ec5 2003-12-11 devnull free(dir.r);
161 b3994ec5 2003-12-11 devnull m->type = estrdup("text");
162 b3994ec5 2003-12-11 devnull m->attr = nil;
163 b3994ec5 2003-12-11 devnull buf[0] = '\0';
164 b3994ec5 2003-12-11 devnull if(q1 == q0){
165 b3994ec5 2003-12-11 devnull if(t->q1>t->q0 && t->q0<=q0 && q0<=t->q1){
166 b3994ec5 2003-12-11 devnull q0 = t->q0;
167 b3994ec5 2003-12-11 devnull q1 = t->q1;
170 b3994ec5 2003-12-11 devnull while(q0>0 && (c=tgetc(t, q0-1))!=' ' && c!='\t' && c!='\n')
172 b3994ec5 2003-12-11 devnull while(q1<t->file->b.nc && (c=tgetc(t, q1))!=' ' && c!='\t' && c!='\n')
174 b3994ec5 2003-12-11 devnull if(q1 == q0){
175 b3994ec5 2003-12-11 devnull plumbfree(m);
176 b3994ec5 2003-12-11 devnull goto Return;
178 b3994ec5 2003-12-11 devnull sprint(buf, "click=%d", p-q0);
179 b3994ec5 2003-12-11 devnull m->attr = plumbunpackattr(buf);
182 b3994ec5 2003-12-11 devnull r = runemalloc(q1-q0);
183 b3994ec5 2003-12-11 devnull bufread(&t->file->b, q0, r, q1-q0);
184 b3994ec5 2003-12-11 devnull m->data = runetobyte(r, q1-q0);
185 b3994ec5 2003-12-11 devnull m->ndata = strlen(m->data);
186 b3994ec5 2003-12-11 devnull free(r);
187 2277c5d7 2004-03-21 devnull if(m->ndata<messagesize-1024 && plumbsendtofid(plumbsendfid, m) >= 0){
188 b3994ec5 2003-12-11 devnull plumbfree(m);
189 b3994ec5 2003-12-11 devnull goto Return;
191 b3994ec5 2003-12-11 devnull plumbfree(m);
192 b3994ec5 2003-12-11 devnull /* plumber failed to match; fall through */
195 b3994ec5 2003-12-11 devnull /* interpret alphanumeric string ourselves */
196 b3994ec5 2003-12-11 devnull if(expanded == FALSE)
198 b3994ec5 2003-12-11 devnull if(e.name || e.u.at)
199 734a96bd 2008-03-07 rsc openfile(t, &e);
201 b3994ec5 2003-12-11 devnull if(t->w == nil)
203 b3994ec5 2003-12-11 devnull ct = &t->w->body;
204 b3994ec5 2003-12-11 devnull if(t->w != ct->w)
205 b3994ec5 2003-12-11 devnull winlock(ct->w, 'M');
206 b3994ec5 2003-12-11 devnull if(t == ct)
207 b3994ec5 2003-12-11 devnull textsetselect(ct, e.q1, e.q1);
208 b3994ec5 2003-12-11 devnull n = e.q1 - e.q0;
209 b3994ec5 2003-12-11 devnull r = runemalloc(n);
210 b3994ec5 2003-12-11 devnull bufread(&t->file->b, e.q0, r, n);
211 b3994ec5 2003-12-11 devnull if(search(ct, r, n) && e.jump)
212 b3994ec5 2003-12-11 devnull moveto(mousectl, addpt(frptofchar(&ct->fr, ct->fr.p0), Pt(4, ct->fr.font->height-4)));
213 b3994ec5 2003-12-11 devnull if(t->w != ct->w)
214 b3994ec5 2003-12-11 devnull winunlock(ct->w);
215 b3994ec5 2003-12-11 devnull free(r);
219 b3994ec5 2003-12-11 devnull free(e.name);
220 b3994ec5 2003-12-11 devnull free(e.bname);
224 b3994ec5 2003-12-11 devnull plumbgetc(void *a, uint n)
226 b3994ec5 2003-12-11 devnull Rune *r;
229 734a96bd 2008-03-07 rsc if(n>runestrlen(r))
230 b3994ec5 2003-12-11 devnull return 0;
231 b3994ec5 2003-12-11 devnull return r[n];
235 b3994ec5 2003-12-11 devnull plumblook(Plumbmsg *m)
237 b3994ec5 2003-12-11 devnull Expand e;
238 b3994ec5 2003-12-11 devnull char *addr;
240 b3994ec5 2003-12-11 devnull if(m->ndata >= BUFSIZE){
241 b3994ec5 2003-12-11 devnull warning(nil, "insanely long file name (%d bytes) in plumb message (%.32s...)\n", m->ndata, m->data);
244 b3994ec5 2003-12-11 devnull e.q0 = 0;
245 b3994ec5 2003-12-11 devnull e.q1 = 0;
246 b3994ec5 2003-12-11 devnull if(m->data[0] == '\0')
248 b3994ec5 2003-12-11 devnull e.u.ar = nil;
249 b3994ec5 2003-12-11 devnull e.bname = m->data;
250 b3994ec5 2003-12-11 devnull e.name = bytetorune(e.bname, &e.nname);
251 b3994ec5 2003-12-11 devnull e.jump = TRUE;
252 b3994ec5 2003-12-11 devnull e.a0 = 0;
253 b3994ec5 2003-12-11 devnull e.a1 = 0;
254 b3994ec5 2003-12-11 devnull addr = plumblookup(m->attr, "addr");
255 b3994ec5 2003-12-11 devnull if(addr != nil){
256 b3994ec5 2003-12-11 devnull e.u.ar = bytetorune(addr, &e.a1);
257 b3994ec5 2003-12-11 devnull e.agetc = plumbgetc;
259 258cfab2 2012-01-16 rsc drawtopwindow();
260 734a96bd 2008-03-07 rsc openfile(nil, &e);
261 b3994ec5 2003-12-11 devnull free(e.name);
262 b3994ec5 2003-12-11 devnull free(e.u.at);
266 b3994ec5 2003-12-11 devnull plumbshow(Plumbmsg *m)
268 b3994ec5 2003-12-11 devnull Window *w;
269 b3994ec5 2003-12-11 devnull Rune rb[256], *r;
270 b3994ec5 2003-12-11 devnull int nb, nr;
271 b3994ec5 2003-12-11 devnull Runestr rs;
272 b3994ec5 2003-12-11 devnull char *name, *p, namebuf[16];
274 258cfab2 2012-01-16 rsc drawtopwindow();
275 b3994ec5 2003-12-11 devnull w = makenewwindow(nil);
276 b3994ec5 2003-12-11 devnull name = plumblookup(m->attr, "filename");
277 b3994ec5 2003-12-11 devnull if(name == nil){
278 b3994ec5 2003-12-11 devnull name = namebuf;
279 b3994ec5 2003-12-11 devnull nuntitled++;
280 b3994ec5 2003-12-11 devnull snprint(namebuf, sizeof namebuf, "Untitled-%d", nuntitled);
282 b3994ec5 2003-12-11 devnull p = nil;
283 b3994ec5 2003-12-11 devnull if(name[0]!='/' && m->wdir!=nil && m->wdir[0]!='\0'){
284 b3994ec5 2003-12-11 devnull nb = strlen(m->wdir) + 1 + strlen(name) + 1;
285 b3994ec5 2003-12-11 devnull p = emalloc(nb);
286 b3994ec5 2003-12-11 devnull snprint(p, nb, "%s/%s", m->wdir, name);
287 b3994ec5 2003-12-11 devnull name = p;
289 b3994ec5 2003-12-11 devnull cvttorunes(name, strlen(name), rb, &nb, &nr, nil);
290 b3994ec5 2003-12-11 devnull free(p);
291 8ad51794 2004-03-25 devnull rs = cleanrname(runestr(rb, nr));
292 b3994ec5 2003-12-11 devnull winsetname(w, rs.r, rs.nr);
293 b3994ec5 2003-12-11 devnull r = runemalloc(m->ndata);
294 b3994ec5 2003-12-11 devnull cvttorunes(m->data, m->ndata, r, &nb, &nr, nil);
295 b3994ec5 2003-12-11 devnull textinsert(&w->body, 0, r, nr, TRUE);
296 b3994ec5 2003-12-11 devnull free(r);
297 b3994ec5 2003-12-11 devnull w->body.file->mod = FALSE;
298 b3994ec5 2003-12-11 devnull w->dirty = FALSE;
299 b3994ec5 2003-12-11 devnull winsettag(w);
300 b3994ec5 2003-12-11 devnull textscrdraw(&w->body);
301 b3994ec5 2003-12-11 devnull textsetselect(&w->tag, w->tag.file->b.nc, w->tag.file->b.nc);
302 4a3fb872 2014-04-30 rsc xfidlog(w, "new");
306 b3994ec5 2003-12-11 devnull search(Text *ct, Rune *r, uint n)
308 b3994ec5 2003-12-11 devnull uint q, nb, maxn;
309 b3994ec5 2003-12-11 devnull int around;
310 b3994ec5 2003-12-11 devnull Rune *s, *b, *c;
312 b3994ec5 2003-12-11 devnull if(n==0 || n>ct->file->b.nc)
313 b3994ec5 2003-12-11 devnull return FALSE;
314 b3994ec5 2003-12-11 devnull if(2*n > RBUFSIZE){
315 b3994ec5 2003-12-11 devnull warning(nil, "string too long\n");
316 b3994ec5 2003-12-11 devnull return FALSE;
318 b3994ec5 2003-12-11 devnull maxn = max(2*n, RBUFSIZE);
319 b3994ec5 2003-12-11 devnull s = fbufalloc();
322 b3994ec5 2003-12-11 devnull b[nb] = 0;
323 b3994ec5 2003-12-11 devnull around = 0;
324 b3994ec5 2003-12-11 devnull q = ct->q1;
325 b3994ec5 2003-12-11 devnull for(;;){
326 b3994ec5 2003-12-11 devnull if(q >= ct->file->b.nc){
328 b3994ec5 2003-12-11 devnull around = 1;
330 b3994ec5 2003-12-11 devnull b[nb] = 0;
332 b3994ec5 2003-12-11 devnull if(nb > 0){
333 b3994ec5 2003-12-11 devnull c = runestrchr(b, r[0]);
334 b3994ec5 2003-12-11 devnull if(c == nil){
335 b3994ec5 2003-12-11 devnull q += nb;
337 b3994ec5 2003-12-11 devnull b[nb] = 0;
338 b3994ec5 2003-12-11 devnull if(around && q>=ct->q1)
340 b3994ec5 2003-12-11 devnull continue;
342 b3994ec5 2003-12-11 devnull q += (c-b);
343 b3994ec5 2003-12-11 devnull nb -= (c-b);
346 b3994ec5 2003-12-11 devnull /* reload if buffer covers neither string nor rest of file */
347 b3994ec5 2003-12-11 devnull if(nb<n && nb!=ct->file->b.nc-q){
348 b3994ec5 2003-12-11 devnull nb = ct->file->b.nc-q;
349 b3994ec5 2003-12-11 devnull if(nb >= maxn)
350 b3994ec5 2003-12-11 devnull nb = maxn-1;
351 b3994ec5 2003-12-11 devnull bufread(&ct->file->b, q, s, nb);
353 b3994ec5 2003-12-11 devnull b[nb] = '\0';
355 b3994ec5 2003-12-11 devnull /* this runeeq is fishy but the null at b[nb] makes it safe */
356 b3994ec5 2003-12-11 devnull if(runeeq(b, n, r, n)==TRUE){
357 b3994ec5 2003-12-11 devnull if(ct->w){
358 b3994ec5 2003-12-11 devnull textshow(ct, q, q+n, 1);
359 b3994ec5 2003-12-11 devnull winsettag(ct->w);
361 b3994ec5 2003-12-11 devnull ct->q0 = q;
362 b3994ec5 2003-12-11 devnull ct->q1 = q+n;
364 b3994ec5 2003-12-11 devnull seltext = ct;
365 b3994ec5 2003-12-11 devnull fbuffree(s);
366 b3994ec5 2003-12-11 devnull return TRUE;
371 83ab7d88 2007-11-27 rsc if(around && q>=ct->q1)
374 b3994ec5 2003-12-11 devnull fbuffree(s);
375 b3994ec5 2003-12-11 devnull return FALSE;
379 b3994ec5 2003-12-11 devnull isfilec(Rune r)
381 b3994ec5 2003-12-11 devnull static Rune Lx[] = { '.', '-', '+', '/', ':', 0 };
382 b3994ec5 2003-12-11 devnull if(isalnum(r))
383 b3994ec5 2003-12-11 devnull return TRUE;
384 b3994ec5 2003-12-11 devnull if(runestrchr(Lx, r))
385 b3994ec5 2003-12-11 devnull return TRUE;
386 b3994ec5 2003-12-11 devnull return FALSE;
389 5a8e63b2 2004-02-29 devnull /* Runestr wrapper for cleanname */
391 b3994ec5 2003-12-11 devnull cleanrname(Runestr rs)
393 5a8e63b2 2004-02-29 devnull char *s;
394 5a8e63b2 2004-02-29 devnull int nb, nulls;
396 5a8e63b2 2004-02-29 devnull s = runetobyte(rs.r, rs.nr);
397 5a8e63b2 2004-02-29 devnull cleanname(s);
398 5a8e63b2 2004-02-29 devnull cvttorunes(s, strlen(s), rs.r, &nb, &rs.nr, &nulls);
399 5a8e63b2 2004-02-29 devnull free(s);
400 5a8e63b2 2004-02-29 devnull return rs;
404 b3994ec5 2003-12-11 devnull includefile(Rune *dir, Rune *file, int nfile)
406 b3994ec5 2003-12-11 devnull int m, n;
407 b3994ec5 2003-12-11 devnull char *a;
408 b3994ec5 2003-12-11 devnull Rune *r;
409 b3994ec5 2003-12-11 devnull static Rune Lslash[] = { '/', 0 };
411 b3994ec5 2003-12-11 devnull m = runestrlen(dir);
412 b3994ec5 2003-12-11 devnull a = emalloc((m+1+nfile)*UTFmax+1);
413 b3994ec5 2003-12-11 devnull sprint(a, "%S/%.*S", dir, nfile, file);
414 b3994ec5 2003-12-11 devnull n = access(a, 0);
415 b3994ec5 2003-12-11 devnull free(a);
416 b3994ec5 2003-12-11 devnull if(n < 0)
417 8ad51794 2004-03-25 devnull return runestr(nil, 0);
418 b3994ec5 2003-12-11 devnull r = runemalloc(m+1+nfile);
419 b3994ec5 2003-12-11 devnull runemove(r, dir, m);
420 b3994ec5 2003-12-11 devnull runemove(r+m, Lslash, 1);
421 b3994ec5 2003-12-11 devnull runemove(r+m+1, file, nfile);
422 b3994ec5 2003-12-11 devnull free(file);
423 8ad51794 2004-03-25 devnull return cleanrname(runestr(r, m+1+nfile));
426 b3994ec5 2003-12-11 devnull static Rune *objdir;
429 b3994ec5 2003-12-11 devnull includename(Text *t, Rune *r, int n)
431 b3994ec5 2003-12-11 devnull Window *w;
432 b3994ec5 2003-12-11 devnull char buf[128];
433 b3994ec5 2003-12-11 devnull Rune Lsysinclude[] = { '/', 's', 'y', 's', '/', 'i', 'n', 'c', 'l', 'u', 'd', 'e', 0 };
434 5a8e63b2 2004-02-29 devnull Rune Lusrinclude[] = { '/', 'u', 's', 'r', '/', 'i', 'n', 'c', 'l', 'u', 'd', 'e', 0 };
435 5a8e63b2 2004-02-29 devnull Rune Lusrlocalinclude[] = { '/', 'u', 's', 'r', '/', 'l', 'o', 'c', 'a', 'l',
436 5a8e63b2 2004-02-29 devnull '/', 'i', 'n', 'c', 'l', 'u', 'd', 'e', 0 };
437 5a8e63b2 2004-02-29 devnull Rune Lusrlocalplan9include[] = { '/', 'u', 's', 'r', '/', 'l', 'o', 'c', 'a', 'l',
438 5a8e63b2 2004-02-29 devnull '/', 'p', 'l', 'a', 'n', '9', '/', 'i', 'n', 'c', 'l', 'u', 'd', 'e', 0 };
439 b3994ec5 2003-12-11 devnull Runestr file;
442 b3994ec5 2003-12-11 devnull if(objdir==nil && objtype!=nil){
443 b3994ec5 2003-12-11 devnull sprint(buf, "/%s/include", objtype);
444 b3994ec5 2003-12-11 devnull objdir = bytetorune(buf, &i);
445 b3994ec5 2003-12-11 devnull objdir = runerealloc(objdir, i+1);
446 b3994ec5 2003-12-11 devnull objdir[i] = '\0';
449 b3994ec5 2003-12-11 devnull w = t->w;
450 b3994ec5 2003-12-11 devnull if(n==0 || r[0]=='/' || w==nil)
451 b3994ec5 2003-12-11 devnull goto Rescue;
452 b3994ec5 2003-12-11 devnull if(n>2 && r[0]=='.' && r[1]=='/')
453 b3994ec5 2003-12-11 devnull goto Rescue;
454 b3994ec5 2003-12-11 devnull file.r = nil;
455 b3994ec5 2003-12-11 devnull file.nr = 0;
456 b3994ec5 2003-12-11 devnull for(i=0; i<w->nincl && file.r==nil; i++)
457 b3994ec5 2003-12-11 devnull file = includefile(w->incl[i], r, n);
459 b3994ec5 2003-12-11 devnull if(file.r == nil)
460 b3994ec5 2003-12-11 devnull file = includefile(Lsysinclude, r, n);
461 5a8e63b2 2004-02-29 devnull if(file.r == nil)
462 5a8e63b2 2004-02-29 devnull file = includefile(Lusrlocalplan9include, r, n);
463 5a8e63b2 2004-02-29 devnull if(file.r == nil)
464 5a8e63b2 2004-02-29 devnull file = includefile(Lusrlocalinclude, r, n);
465 5a8e63b2 2004-02-29 devnull if(file.r == nil)
466 5a8e63b2 2004-02-29 devnull file = includefile(Lusrinclude, r, n);
467 b3994ec5 2003-12-11 devnull if(file.r==nil && objdir!=nil)
468 b3994ec5 2003-12-11 devnull file = includefile(objdir, r, n);
469 b3994ec5 2003-12-11 devnull if(file.r == nil)
470 b3994ec5 2003-12-11 devnull goto Rescue;
471 b3994ec5 2003-12-11 devnull return file;
474 8ad51794 2004-03-25 devnull return runestr(r, n);
478 b3994ec5 2003-12-11 devnull dirname(Text *t, Rune *r, int n)
480 b3994ec5 2003-12-11 devnull Rune *b, c;
481 b3994ec5 2003-12-11 devnull uint m, nt;
482 b3994ec5 2003-12-11 devnull int slash;
483 b3994ec5 2003-12-11 devnull Runestr tmp;
485 b3994ec5 2003-12-11 devnull b = nil;
486 b3994ec5 2003-12-11 devnull if(t==nil || t->w==nil)
487 b3994ec5 2003-12-11 devnull goto Rescue;
488 b3994ec5 2003-12-11 devnull nt = t->w->tag.file->b.nc;
489 b3994ec5 2003-12-11 devnull if(nt == 0)
490 b3994ec5 2003-12-11 devnull goto Rescue;
491 d5c40a0d 2005-03-14 devnull if(n>=1 && r[0]=='/')
492 b3994ec5 2003-12-11 devnull goto Rescue;
493 b3994ec5 2003-12-11 devnull b = runemalloc(nt+n+1);
494 b3994ec5 2003-12-11 devnull bufread(&t->w->tag.file->b, 0, b, nt);
495 b3994ec5 2003-12-11 devnull slash = -1;
496 b3994ec5 2003-12-11 devnull for(m=0; m<nt; m++){
497 b3994ec5 2003-12-11 devnull c = b[m];
498 b3994ec5 2003-12-11 devnull if(c == '/')
499 b3994ec5 2003-12-11 devnull slash = m;
500 b3994ec5 2003-12-11 devnull if(c==' ' || c=='\t')
503 b3994ec5 2003-12-11 devnull if(slash < 0)
504 b3994ec5 2003-12-11 devnull goto Rescue;
505 734a96bd 2008-03-07 rsc runemove(b+slash+1, r, n);
506 b3994ec5 2003-12-11 devnull free(r);
507 734a96bd 2008-03-07 rsc return cleanrname(runestr(b, slash+1+n));
510 b3994ec5 2003-12-11 devnull free(b);
511 8ad51794 2004-03-25 devnull tmp = runestr(r, n);
513 b3994ec5 2003-12-11 devnull return cleanrname(tmp);
514 b3994ec5 2003-12-11 devnull return tmp;
518 b3994ec5 2003-12-11 devnull expandfile(Text *t, uint q0, uint q1, Expand *e)
520 b3994ec5 2003-12-11 devnull int i, n, nname, colon, eval;
521 b3994ec5 2003-12-11 devnull uint amin, amax;
522 b3994ec5 2003-12-11 devnull Rune *r, c;
523 b3994ec5 2003-12-11 devnull Window *w;
524 b3994ec5 2003-12-11 devnull Runestr rs;
526 b3994ec5 2003-12-11 devnull amax = q1;
527 b3994ec5 2003-12-11 devnull if(q1 == q0){
528 b3994ec5 2003-12-11 devnull colon = -1;
529 b3994ec5 2003-12-11 devnull while(q1<t->file->b.nc && isfilec(c=textreadc(t, q1))){
530 b3994ec5 2003-12-11 devnull if(c == ':'){
531 b3994ec5 2003-12-11 devnull colon = q1;
536 b3994ec5 2003-12-11 devnull while(q0>0 && (isfilec(c=textreadc(t, q0-1)) || isaddrc(c) || isregexc(c))){
538 b3994ec5 2003-12-11 devnull if(colon<0 && c==':')
539 b3994ec5 2003-12-11 devnull colon = q0;
542 b3994ec5 2003-12-11 devnull * if it looks like it might begin file: , consume address chars after :
543 b3994ec5 2003-12-11 devnull * otherwise terminate expansion at :
545 b3994ec5 2003-12-11 devnull if(colon >= 0){
546 b3994ec5 2003-12-11 devnull q1 = colon;
547 b3994ec5 2003-12-11 devnull if(colon<t->file->b.nc-1 && isaddrc(textreadc(t, colon+1))){
548 b3994ec5 2003-12-11 devnull q1 = colon+1;
549 8057b1ce 2005-03-21 devnull while(q1<t->file->b.nc && isaddrc(textreadc(t, q1)))
553 b3994ec5 2003-12-11 devnull if(q1 > q0)
554 b3994ec5 2003-12-11 devnull if(colon >= 0){ /* stop at white space */
555 b3994ec5 2003-12-11 devnull for(amax=colon+1; amax<t->file->b.nc; amax++)
556 b3994ec5 2003-12-11 devnull if((c=textreadc(t, amax))==' ' || c=='\t' || c=='\n')
559 b3994ec5 2003-12-11 devnull amax = t->file->b.nc;
561 b3994ec5 2003-12-11 devnull amin = amax;
562 b3994ec5 2003-12-11 devnull e->q0 = q0;
563 b3994ec5 2003-12-11 devnull e->q1 = q1;
564 b3994ec5 2003-12-11 devnull n = q1-q0;
565 b3994ec5 2003-12-11 devnull if(n == 0)
566 b3994ec5 2003-12-11 devnull return FALSE;
567 b3994ec5 2003-12-11 devnull /* see if it's a file name */
568 734a96bd 2008-03-07 rsc r = runemalloc(n);
569 b3994ec5 2003-12-11 devnull bufread(&t->file->b, q0, r, n);
570 b3994ec5 2003-12-11 devnull /* first, does it have bad chars? */
571 b3994ec5 2003-12-11 devnull nname = -1;
572 b3994ec5 2003-12-11 devnull for(i=0; i<n; i++){
573 b3994ec5 2003-12-11 devnull c = r[i];
574 b3994ec5 2003-12-11 devnull if(c==':' && nname<0){
575 b3994ec5 2003-12-11 devnull if(q0+i+1<t->file->b.nc && (i==n-1 || isaddrc(textreadc(t, q0+i+1))))
576 b3994ec5 2003-12-11 devnull amin = q0+i;
578 b3994ec5 2003-12-11 devnull goto Isntfile;
579 b3994ec5 2003-12-11 devnull nname = i;
582 b3994ec5 2003-12-11 devnull if(nname == -1)
583 b3994ec5 2003-12-11 devnull nname = n;
584 734a96bd 2008-03-07 rsc for(i=0; i<nname; i++)
585 b3994ec5 2003-12-11 devnull if(!isfilec(r[i]))
586 b3994ec5 2003-12-11 devnull goto Isntfile;
588 b3994ec5 2003-12-11 devnull * See if it's a file name in <>, and turn that into an include
589 b3994ec5 2003-12-11 devnull * file name if so. Should probably do it for "" too, but that's not
590 b3994ec5 2003-12-11 devnull * restrictive enough syntax and checking for a #include earlier on the
591 b3994ec5 2003-12-11 devnull * line would be silly.
593 b3994ec5 2003-12-11 devnull if(q0>0 && textreadc(t, q0-1)=='<' && q1<t->file->b.nc && textreadc(t, q1)=='>'){
594 b3994ec5 2003-12-11 devnull rs = includename(t, r, nname);
595 b3994ec5 2003-12-11 devnull r = rs.r;
596 b3994ec5 2003-12-11 devnull nname = rs.nr;
598 b3994ec5 2003-12-11 devnull else if(amin == q0)
599 b3994ec5 2003-12-11 devnull goto Isfile;
601 734a96bd 2008-03-07 rsc rs = dirname(t, r, nname);
603 734a96bd 2008-03-07 rsc nname = rs.nr;
605 b3994ec5 2003-12-11 devnull e->bname = runetobyte(r, nname);
606 b3994ec5 2003-12-11 devnull /* if it's already a window name, it's a file */
607 b3994ec5 2003-12-11 devnull w = lookfile(r, nname);
608 b3994ec5 2003-12-11 devnull if(w != nil)
609 b3994ec5 2003-12-11 devnull goto Isfile;
610 b3994ec5 2003-12-11 devnull /* if it's the name of a file, it's a file */
611 cd5a7378 2008-04-17 rsc if(ismtpt(e->bname) || access(e->bname, 0) < 0){
612 b3994ec5 2003-12-11 devnull free(e->bname);
613 b3994ec5 2003-12-11 devnull e->bname = nil;
614 b3994ec5 2003-12-11 devnull goto Isntfile;
618 b3994ec5 2003-12-11 devnull e->name = r;
619 b3994ec5 2003-12-11 devnull e->nname = nname;
620 b3994ec5 2003-12-11 devnull e->u.at = t;
621 b3994ec5 2003-12-11 devnull e->a0 = amin+1;
622 b3994ec5 2003-12-11 devnull eval = FALSE;
623 012a8a02 2004-10-22 devnull address(TRUE, nil, range(-1,-1), range(0,0), t, e->a0, amax, tgetc, &eval, (uint*)&e->a1);
624 b3994ec5 2003-12-11 devnull return TRUE;
626 b3994ec5 2003-12-11 devnull Isntfile:
627 b3994ec5 2003-12-11 devnull free(r);
628 b3994ec5 2003-12-11 devnull return FALSE;
632 b3994ec5 2003-12-11 devnull expand(Text *t, uint q0, uint q1, Expand *e)
634 b3994ec5 2003-12-11 devnull memset(e, 0, sizeof *e);
635 b3994ec5 2003-12-11 devnull e->agetc = tgetc;
636 b3994ec5 2003-12-11 devnull /* if in selection, choose selection */
637 b3994ec5 2003-12-11 devnull e->jump = TRUE;
638 b3994ec5 2003-12-11 devnull if(q1==q0 && t->q1>t->q0 && t->q0<=q0 && q0<=t->q1){
639 b3994ec5 2003-12-11 devnull q0 = t->q0;
640 b3994ec5 2003-12-11 devnull q1 = t->q1;
641 b3994ec5 2003-12-11 devnull if(t->what == Tag)
642 b3994ec5 2003-12-11 devnull e->jump = FALSE;
645 b3994ec5 2003-12-11 devnull if(expandfile(t, q0, q1, e))
646 b3994ec5 2003-12-11 devnull return TRUE;
648 b3994ec5 2003-12-11 devnull if(q0 == q1){
649 b3994ec5 2003-12-11 devnull while(q1<t->file->b.nc && isalnum(textreadc(t, q1)))
651 b3994ec5 2003-12-11 devnull while(q0>0 && isalnum(textreadc(t, q0-1)))
654 b3994ec5 2003-12-11 devnull e->q0 = q0;
655 b3994ec5 2003-12-11 devnull e->q1 = q1;
656 b3994ec5 2003-12-11 devnull return q1 > q0;
660 b3994ec5 2003-12-11 devnull lookfile(Rune *s, int n)
662 b3994ec5 2003-12-11 devnull int i, j, k;
663 b3994ec5 2003-12-11 devnull Window *w;
664 b3994ec5 2003-12-11 devnull Column *c;
665 b3994ec5 2003-12-11 devnull Text *t;
667 b3994ec5 2003-12-11 devnull /* avoid terminal slash on directories */
668 b3994ec5 2003-12-11 devnull if(n>1 && s[n-1] == '/')
670 b3994ec5 2003-12-11 devnull for(j=0; j<row.ncol; j++){
671 b3994ec5 2003-12-11 devnull c = row.col[j];
672 b3994ec5 2003-12-11 devnull for(i=0; i<c->nw; i++){
673 b3994ec5 2003-12-11 devnull w = c->w[i];
674 b3994ec5 2003-12-11 devnull t = &w->body;
675 b3994ec5 2003-12-11 devnull k = t->file->nname;
676 b3994ec5 2003-12-11 devnull if(k>1 && t->file->name[k-1] == '/')
678 b3994ec5 2003-12-11 devnull if(runeeq(t->file->name, k, s, n)){
679 b3994ec5 2003-12-11 devnull w = w->body.file->curtext->w;
680 b3994ec5 2003-12-11 devnull if(w->col != nil) /* protect against race deleting w */
681 b3994ec5 2003-12-11 devnull return w;
685 b3994ec5 2003-12-11 devnull return nil;
689 b3994ec5 2003-12-11 devnull lookid(int id, int dump)
691 b3994ec5 2003-12-11 devnull int i, j;
692 b3994ec5 2003-12-11 devnull Window *w;
693 b3994ec5 2003-12-11 devnull Column *c;
695 b3994ec5 2003-12-11 devnull for(j=0; j<row.ncol; j++){
696 b3994ec5 2003-12-11 devnull c = row.col[j];
697 b3994ec5 2003-12-11 devnull for(i=0; i<c->nw; i++){
698 b3994ec5 2003-12-11 devnull w = c->w[i];
699 b3994ec5 2003-12-11 devnull if(dump && w->dumpid == id)
700 b3994ec5 2003-12-11 devnull return w;
701 b3994ec5 2003-12-11 devnull if(!dump && w->id == id)
702 b3994ec5 2003-12-11 devnull return w;
705 b3994ec5 2003-12-11 devnull return nil;
710 734a96bd 2008-03-07 rsc openfile(Text *t, Expand *e)
712 b3994ec5 2003-12-11 devnull Range r;
713 b3994ec5 2003-12-11 devnull Window *w, *ow;
714 b3994ec5 2003-12-11 devnull int eval, i, n;
715 b3994ec5 2003-12-11 devnull Rune *rp;
716 93611313 2006-06-16 devnull Runestr rs;
717 b3994ec5 2003-12-11 devnull uint dummy;
719 a8ec4910 2005-07-13 devnull r.q0 = 0;
720 a8ec4910 2005-07-13 devnull r.q1 = 0;
721 b3994ec5 2003-12-11 devnull if(e->nname == 0){
722 b3994ec5 2003-12-11 devnull w = t->w;
723 b3994ec5 2003-12-11 devnull if(w == nil)
724 b3994ec5 2003-12-11 devnull return nil;
726 b3994ec5 2003-12-11 devnull w = lookfile(e->name, e->nname);
727 93611313 2006-06-16 devnull if(w == nil && e->name[0] != '/'){
729 93611313 2006-06-16 devnull * Unrooted path in new window.
730 93611313 2006-06-16 devnull * This can happen if we type a pwd-relative path
731 93611313 2006-06-16 devnull * in the topmost tag or the column tags.
732 93611313 2006-06-16 devnull * Most of the time plumber takes care of these,
733 93611313 2006-06-16 devnull * but plumber might not be running or might not
734 93611313 2006-06-16 devnull * be configured to accept plumbed directories.
735 93611313 2006-06-16 devnull * Make the name a full path, just like we would if
736 93611313 2006-06-16 devnull * opening via the plumber.
738 93611313 2006-06-16 devnull n = utflen(wdir)+1+e->nname+1;
739 93611313 2006-06-16 devnull rp = runemalloc(n);
740 93611313 2006-06-16 devnull runesnprint(rp, n, "%s/%.*S", wdir, e->nname, e->name);
741 93611313 2006-06-16 devnull rs = cleanrname(runestr(rp, n-1));
742 93611313 2006-06-16 devnull free(e->name);
743 93611313 2006-06-16 devnull e->name = rs.r;
744 93611313 2006-06-16 devnull e->nname = rs.nr;
745 93611313 2006-06-16 devnull w = lookfile(e->name, e->nname);
749 b3994ec5 2003-12-11 devnull t = &w->body;
750 b3994ec5 2003-12-11 devnull if(!t->col->safe && t->fr.maxlines==0) /* window is obscured by full-column window */
751 b3994ec5 2003-12-11 devnull colgrow(t->col, t->col->w[0], 1);
753 b3994ec5 2003-12-11 devnull ow = nil;
755 b3994ec5 2003-12-11 devnull ow = t->w;
756 b3994ec5 2003-12-11 devnull w = makenewwindow(t);
757 b3994ec5 2003-12-11 devnull t = &w->body;
758 b3994ec5 2003-12-11 devnull winsetname(w, e->name, e->nname);
759 daea2c7d 2009-09-25 russcox if(textload(t, 0, e->bname, 1) >= 0)
760 daea2c7d 2009-09-25 russcox t->file->unread = FALSE;
761 b3994ec5 2003-12-11 devnull t->file->mod = FALSE;
762 b3994ec5 2003-12-11 devnull t->w->dirty = FALSE;
763 b3994ec5 2003-12-11 devnull winsettag(t->w);
764 b3994ec5 2003-12-11 devnull textsetselect(&t->w->tag, t->w->tag.file->b.nc, t->w->tag.file->b.nc);
765 5a8e63b2 2004-02-29 devnull if(ow != nil){
766 b3994ec5 2003-12-11 devnull for(i=ow->nincl; --i>=0; ){
767 b3994ec5 2003-12-11 devnull n = runestrlen(ow->incl[i]);
768 b3994ec5 2003-12-11 devnull rp = runemalloc(n);
769 b3994ec5 2003-12-11 devnull runemove(rp, ow->incl[i], n);
770 b3994ec5 2003-12-11 devnull winaddincl(w, rp, n);
772 5a8e63b2 2004-02-29 devnull w->autoindent = ow->autoindent;
774 5a8e63b2 2004-02-29 devnull w->autoindent = globalautoindent;
775 4a3fb872 2014-04-30 rsc xfidlog(w, "new");
777 b3994ec5 2003-12-11 devnull if(e->a1 == e->a0)
778 b3994ec5 2003-12-11 devnull eval = FALSE;
780 b3994ec5 2003-12-11 devnull eval = TRUE;
781 012a8a02 2004-10-22 devnull r = address(TRUE, t, range(-1,-1), range(t->q0, t->q1), e->u.at, e->a0, e->a1, e->agetc, &eval, &dummy);
782 67afaf38 2011-07-11 rsc if(r.q0 > r.q1) {
783 67afaf38 2011-07-11 rsc eval = FALSE;
784 67afaf38 2011-07-11 rsc warning(nil, "addresses out of order\n");
786 b3994ec5 2003-12-11 devnull if(eval == FALSE)
787 b3994ec5 2003-12-11 devnull e->jump = FALSE; /* don't jump if invalid address */
789 b3994ec5 2003-12-11 devnull if(eval == FALSE){
790 b3994ec5 2003-12-11 devnull r.q0 = t->q0;
791 b3994ec5 2003-12-11 devnull r.q1 = t->q1;
793 b3994ec5 2003-12-11 devnull textshow(t, r.q0, r.q1, 1);
794 b3994ec5 2003-12-11 devnull winsettag(t->w);
795 b3994ec5 2003-12-11 devnull seltext = t;
796 b3994ec5 2003-12-11 devnull if(e->jump)
797 b3994ec5 2003-12-11 devnull moveto(mousectl, addpt(frptofchar(&t->fr, t->fr.p0), Pt(4, font->height-4)));
798 b3994ec5 2003-12-11 devnull return w;
802 b3994ec5 2003-12-11 devnull new(Text *et, Text *t, Text *argt, int flag1, int flag2, Rune *arg, int narg)
804 b3994ec5 2003-12-11 devnull int ndone;
805 b3994ec5 2003-12-11 devnull Rune *a, *f;
806 b3994ec5 2003-12-11 devnull int na, nf;
807 b3994ec5 2003-12-11 devnull Expand e;
808 b3994ec5 2003-12-11 devnull Runestr rs;
811 b3994ec5 2003-12-11 devnull getarg(argt, FALSE, TRUE, &a, &na);
813 b3994ec5 2003-12-11 devnull new(et, t, nil, flag1, flag2, a, na);
814 b3994ec5 2003-12-11 devnull if(narg == 0)
817 b3994ec5 2003-12-11 devnull /* loop condition: *arg is not a blank */
818 b3994ec5 2003-12-11 devnull for(ndone=0; ; ndone++){
819 b3994ec5 2003-12-11 devnull a = findbl(arg, narg, &na);
820 b3994ec5 2003-12-11 devnull if(a == arg){
821 4a3fb872 2014-04-30 rsc if(ndone==0 && et->col!=nil) {
822 4a3fb872 2014-04-30 rsc w = coladd(et->col, nil, nil, -1);
823 4a3fb872 2014-04-30 rsc winsettag(w);
824 4a3fb872 2014-04-30 rsc xfidlog(w, "new");
828 b3994ec5 2003-12-11 devnull nf = narg-na;
829 b3994ec5 2003-12-11 devnull f = runemalloc(nf);
830 b3994ec5 2003-12-11 devnull runemove(f, arg, nf);
831 b3994ec5 2003-12-11 devnull rs = dirname(et, f, nf);
832 b3994ec5 2003-12-11 devnull memset(&e, 0, sizeof e);
833 cc0e11e4 2007-02-11 devnull e.name = rs.r;
834 cc0e11e4 2007-02-11 devnull e.nname = rs.nr;
835 cc0e11e4 2007-02-11 devnull e.bname = runetobyte(rs.r, rs.nr);
836 b3994ec5 2003-12-11 devnull e.jump = TRUE;
837 734a96bd 2008-03-07 rsc openfile(et, &e);
838 cc0e11e4 2007-02-11 devnull free(e.name);
839 b3994ec5 2003-12-11 devnull free(e.bname);
840 b3994ec5 2003-12-11 devnull arg = skipbl(a, na, &narg);
