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 b3994ec5 2003-12-11 devnull #include "dat.h"
14 b3994ec5 2003-12-11 devnull #include "fns.h"
16 f755d504 2005-01-04 devnull CFid *plumbsendfid;
17 f755d504 2005-01-04 devnull CFid *plumbeditfid;
19 20ae0b0f 2005-12-16 devnull Window* openfile(Text*, Expand*, int);
21 b3994ec5 2003-12-11 devnull int nuntitled;
24 2277c5d7 2004-03-21 devnull plumbproc(void *v)
26 2277c5d7 2004-03-21 devnull Plumbmsg *m;
29 2277c5d7 2004-03-21 devnull threadsetname("plumbproc");
31 2277c5d7 2004-03-21 devnull m = plumbrecvfid(plumbeditfid);
32 2277c5d7 2004-03-21 devnull if(m == nil)
33 2277c5d7 2004-03-21 devnull threadexits(nil);
34 2277c5d7 2004-03-21 devnull sendp(cplumb, m);
39 2277c5d7 2004-03-21 devnull startplumbing(void)
41 2277c5d7 2004-03-21 devnull plumbeditfid = plumbopenfid("edit", OREAD|OCEXEC);
42 2277c5d7 2004-03-21 devnull if(plumbeditfid == nil)
43 2277c5d7 2004-03-21 devnull fprint(2, "acme: can't initialize plumber: %r\n");
45 2277c5d7 2004-03-21 devnull cplumb = chancreate(sizeof(Plumbmsg*), 0);
46 334cb1e9 2004-12-27 devnull chansetname(cplumb, "cplumb");
47 2277c5d7 2004-03-21 devnull threadcreate(plumbproc, nil, STACK);
49 2277c5d7 2004-03-21 devnull plumbsendfid = plumbopenfid("send", OWRITE|OCEXEC);
54 b3994ec5 2003-12-11 devnull look3(Text *t, uint q0, uint q1, int external)
56 b3994ec5 2003-12-11 devnull int n, c, f, expanded;
57 b3994ec5 2003-12-11 devnull Text *ct;
58 b3994ec5 2003-12-11 devnull Expand e;
61 b3994ec5 2003-12-11 devnull Plumbmsg *m;
62 b3994ec5 2003-12-11 devnull Runestr dir;
63 b3994ec5 2003-12-11 devnull char buf[32];
65 b3994ec5 2003-12-11 devnull ct = seltext;
66 b3994ec5 2003-12-11 devnull if(ct == nil)
67 b3994ec5 2003-12-11 devnull seltext = t;
68 b3994ec5 2003-12-11 devnull expanded = expand(t, q0, q1, &e);
69 b3994ec5 2003-12-11 devnull if(!external && t->w!=nil && t->w->nopen[QWevent]>0){
70 b3994ec5 2003-12-11 devnull /* send alphanumeric expansion to external client */
71 b3994ec5 2003-12-11 devnull if(expanded == FALSE)
74 b3994ec5 2003-12-11 devnull if((e.u.at!=nil && t->w!=nil) || (e.nname>0 && lookfile(e.name, e.nname)!=nil))
75 b3994ec5 2003-12-11 devnull f = 1; /* acme can do it without loading a file */
76 b3994ec5 2003-12-11 devnull if(q0!=e.q0 || q1!=e.q1)
77 b3994ec5 2003-12-11 devnull f |= 2; /* second (post-expand) message follows */
78 b3994ec5 2003-12-11 devnull if(e.nname)
79 b3994ec5 2003-12-11 devnull f |= 4; /* it's a file name */
81 b3994ec5 2003-12-11 devnull if(t->what == Body)
83 b3994ec5 2003-12-11 devnull n = q1-q0;
84 b3994ec5 2003-12-11 devnull if(n <= EVENTSIZE){
85 b3994ec5 2003-12-11 devnull r = runemalloc(n);
86 b3994ec5 2003-12-11 devnull bufread(&t->file->b, q0, r, n);
87 b3994ec5 2003-12-11 devnull winevent(t->w, "%c%d %d %d %d %.*S\n", c, q0, q1, f, n, n, r);
90 b3994ec5 2003-12-11 devnull winevent(t->w, "%c%d %d %d 0 \n", c, q0, q1, f, n);
91 b3994ec5 2003-12-11 devnull if(q0==e.q0 && q1==e.q1)
93 b3994ec5 2003-12-11 devnull if(e.nname){
94 b3994ec5 2003-12-11 devnull n = e.nname;
95 b3994ec5 2003-12-11 devnull if(e.a1 > e.a0)
96 b3994ec5 2003-12-11 devnull n += 1+(e.a1-e.a0);
97 b3994ec5 2003-12-11 devnull r = runemalloc(n);
98 b3994ec5 2003-12-11 devnull runemove(r, e.name, e.nname);
99 b3994ec5 2003-12-11 devnull if(e.a1 > e.a0){
100 b3994ec5 2003-12-11 devnull r[e.nname] = ':';
101 b3994ec5 2003-12-11 devnull bufread(&e.u.at->file->b, e.a0, r+e.nname+1, e.a1-e.a0);
104 b3994ec5 2003-12-11 devnull n = e.q1 - e.q0;
105 b3994ec5 2003-12-11 devnull r = runemalloc(n);
106 b3994ec5 2003-12-11 devnull bufread(&t->file->b, e.q0, r, n);
108 b3994ec5 2003-12-11 devnull f &= ~2;
109 b3994ec5 2003-12-11 devnull if(n <= EVENTSIZE)
110 b3994ec5 2003-12-11 devnull winevent(t->w, "%c%d %d %d %d %.*S\n", c, e.q0, e.q1, f, n, n, r);
112 b3994ec5 2003-12-11 devnull winevent(t->w, "%c%d %d %d 0 \n", c, e.q0, e.q1, f, n);
113 b3994ec5 2003-12-11 devnull free(r);
114 b3994ec5 2003-12-11 devnull goto Return;
116 2277c5d7 2004-03-21 devnull if(plumbsendfid != nil){
117 b3994ec5 2003-12-11 devnull /* send whitespace-delimited word to plumber */
118 b3994ec5 2003-12-11 devnull m = emalloc(sizeof(Plumbmsg));
119 b3994ec5 2003-12-11 devnull m->src = estrdup("acme");
120 b3994ec5 2003-12-11 devnull m->dst = nil;
121 b3994ec5 2003-12-11 devnull dir = dirname(t, nil, 0);
122 b3994ec5 2003-12-11 devnull if(dir.nr==1 && dir.r[0]=='.'){ /* sigh */
123 b3994ec5 2003-12-11 devnull free(dir.r);
124 b3994ec5 2003-12-11 devnull dir.r = nil;
125 b3994ec5 2003-12-11 devnull dir.nr = 0;
127 b3994ec5 2003-12-11 devnull if(dir.nr == 0)
128 b3994ec5 2003-12-11 devnull m->wdir = estrdup(wdir);
130 b3994ec5 2003-12-11 devnull m->wdir = runetobyte(dir.r, dir.nr);
131 b3994ec5 2003-12-11 devnull free(dir.r);
132 b3994ec5 2003-12-11 devnull m->type = estrdup("text");
133 b3994ec5 2003-12-11 devnull m->attr = nil;
134 b3994ec5 2003-12-11 devnull buf[0] = '\0';
135 b3994ec5 2003-12-11 devnull if(q1 == q0){
136 b3994ec5 2003-12-11 devnull if(t->q1>t->q0 && t->q0<=q0 && q0<=t->q1){
137 b3994ec5 2003-12-11 devnull q0 = t->q0;
138 b3994ec5 2003-12-11 devnull q1 = t->q1;
141 b3994ec5 2003-12-11 devnull while(q0>0 && (c=tgetc(t, q0-1))!=' ' && c!='\t' && c!='\n')
143 b3994ec5 2003-12-11 devnull while(q1<t->file->b.nc && (c=tgetc(t, q1))!=' ' && c!='\t' && c!='\n')
145 b3994ec5 2003-12-11 devnull if(q1 == q0){
146 b3994ec5 2003-12-11 devnull plumbfree(m);
147 b3994ec5 2003-12-11 devnull goto Return;
149 b3994ec5 2003-12-11 devnull sprint(buf, "click=%d", p-q0);
150 b3994ec5 2003-12-11 devnull m->attr = plumbunpackattr(buf);
153 b3994ec5 2003-12-11 devnull r = runemalloc(q1-q0);
154 b3994ec5 2003-12-11 devnull bufread(&t->file->b, q0, r, q1-q0);
155 b3994ec5 2003-12-11 devnull m->data = runetobyte(r, q1-q0);
156 b3994ec5 2003-12-11 devnull m->ndata = strlen(m->data);
157 b3994ec5 2003-12-11 devnull free(r);
158 2277c5d7 2004-03-21 devnull if(m->ndata<messagesize-1024 && plumbsendtofid(plumbsendfid, m) >= 0){
159 b3994ec5 2003-12-11 devnull plumbfree(m);
160 b3994ec5 2003-12-11 devnull goto Return;
162 b3994ec5 2003-12-11 devnull plumbfree(m);
163 b3994ec5 2003-12-11 devnull /* plumber failed to match; fall through */
166 b3994ec5 2003-12-11 devnull /* interpret alphanumeric string ourselves */
167 b3994ec5 2003-12-11 devnull if(expanded == FALSE)
169 b3994ec5 2003-12-11 devnull if(e.name || e.u.at)
170 20ae0b0f 2005-12-16 devnull openfile(t, &e, FALSE);
172 b3994ec5 2003-12-11 devnull if(t->w == nil)
174 b3994ec5 2003-12-11 devnull ct = &t->w->body;
175 b3994ec5 2003-12-11 devnull if(t->w != ct->w)
176 b3994ec5 2003-12-11 devnull winlock(ct->w, 'M');
177 b3994ec5 2003-12-11 devnull if(t == ct)
178 b3994ec5 2003-12-11 devnull textsetselect(ct, e.q1, e.q1);
179 b3994ec5 2003-12-11 devnull n = e.q1 - e.q0;
180 b3994ec5 2003-12-11 devnull r = runemalloc(n);
181 b3994ec5 2003-12-11 devnull bufread(&t->file->b, e.q0, r, n);
182 b3994ec5 2003-12-11 devnull if(search(ct, r, n) && e.jump)
183 b3994ec5 2003-12-11 devnull moveto(mousectl, addpt(frptofchar(&ct->fr, ct->fr.p0), Pt(4, ct->fr.font->height-4)));
184 b3994ec5 2003-12-11 devnull if(t->w != ct->w)
185 b3994ec5 2003-12-11 devnull winunlock(ct->w);
186 b3994ec5 2003-12-11 devnull free(r);
190 b3994ec5 2003-12-11 devnull free(e.name);
191 b3994ec5 2003-12-11 devnull free(e.bname);
195 b3994ec5 2003-12-11 devnull plumbgetc(void *a, uint n)
197 b3994ec5 2003-12-11 devnull Rune *r;
200 b3994ec5 2003-12-11 devnull if(n<0 || n>runestrlen(r))
201 b3994ec5 2003-12-11 devnull return 0;
202 b3994ec5 2003-12-11 devnull return r[n];
206 b3994ec5 2003-12-11 devnull plumblook(Plumbmsg *m)
208 b3994ec5 2003-12-11 devnull Expand e;
209 b3994ec5 2003-12-11 devnull char *addr;
210 20ae0b0f 2005-12-16 devnull int newwindow;
212 b3994ec5 2003-12-11 devnull if(m->ndata >= BUFSIZE){
213 b3994ec5 2003-12-11 devnull warning(nil, "insanely long file name (%d bytes) in plumb message (%.32s...)\n", m->ndata, m->data);
216 b3994ec5 2003-12-11 devnull e.q0 = 0;
217 b3994ec5 2003-12-11 devnull e.q1 = 0;
218 b3994ec5 2003-12-11 devnull if(m->data[0] == '\0')
220 b3994ec5 2003-12-11 devnull e.u.ar = nil;
221 b3994ec5 2003-12-11 devnull e.bname = m->data;
222 b3994ec5 2003-12-11 devnull e.name = bytetorune(e.bname, &e.nname);
223 b3994ec5 2003-12-11 devnull e.jump = TRUE;
224 b3994ec5 2003-12-11 devnull e.a0 = 0;
225 b3994ec5 2003-12-11 devnull e.a1 = 0;
226 b3994ec5 2003-12-11 devnull addr = plumblookup(m->attr, "addr");
227 b3994ec5 2003-12-11 devnull if(addr != nil){
228 b3994ec5 2003-12-11 devnull e.u.ar = bytetorune(addr, &e.a1);
229 b3994ec5 2003-12-11 devnull e.agetc = plumbgetc;
231 20ae0b0f 2005-12-16 devnull newwindow = plumblookup(m->attr, "newwindow") != nil;
232 20ae0b0f 2005-12-16 devnull openfile(nil, &e, newwindow);
233 b3994ec5 2003-12-11 devnull free(e.name);
234 b3994ec5 2003-12-11 devnull free(e.u.at);
235 af78a4cd 2004-03-02 devnull drawtopwindow();
239 b3994ec5 2003-12-11 devnull plumbshow(Plumbmsg *m)
241 b3994ec5 2003-12-11 devnull Window *w;
242 b3994ec5 2003-12-11 devnull Rune rb[256], *r;
243 b3994ec5 2003-12-11 devnull int nb, nr;
244 b3994ec5 2003-12-11 devnull Runestr rs;
245 b3994ec5 2003-12-11 devnull char *name, *p, namebuf[16];
247 b3994ec5 2003-12-11 devnull w = makenewwindow(nil);
248 b3994ec5 2003-12-11 devnull name = plumblookup(m->attr, "filename");
249 b3994ec5 2003-12-11 devnull if(name == nil){
250 b3994ec5 2003-12-11 devnull name = namebuf;
251 b3994ec5 2003-12-11 devnull nuntitled++;
252 b3994ec5 2003-12-11 devnull snprint(namebuf, sizeof namebuf, "Untitled-%d", nuntitled);
254 b3994ec5 2003-12-11 devnull p = nil;
255 b3994ec5 2003-12-11 devnull if(name[0]!='/' && m->wdir!=nil && m->wdir[0]!='\0'){
256 b3994ec5 2003-12-11 devnull nb = strlen(m->wdir) + 1 + strlen(name) + 1;
257 b3994ec5 2003-12-11 devnull p = emalloc(nb);
258 b3994ec5 2003-12-11 devnull snprint(p, nb, "%s/%s", m->wdir, name);
259 b3994ec5 2003-12-11 devnull name = p;
261 b3994ec5 2003-12-11 devnull cvttorunes(name, strlen(name), rb, &nb, &nr, nil);
262 b3994ec5 2003-12-11 devnull free(p);
263 8ad51794 2004-03-25 devnull rs = cleanrname(runestr(rb, nr));
264 b3994ec5 2003-12-11 devnull winsetname(w, rs.r, rs.nr);
265 b3994ec5 2003-12-11 devnull r = runemalloc(m->ndata);
266 b3994ec5 2003-12-11 devnull cvttorunes(m->data, m->ndata, r, &nb, &nr, nil);
267 b3994ec5 2003-12-11 devnull textinsert(&w->body, 0, r, nr, TRUE);
268 b3994ec5 2003-12-11 devnull free(r);
269 b3994ec5 2003-12-11 devnull w->body.file->mod = FALSE;
270 b3994ec5 2003-12-11 devnull w->dirty = FALSE;
271 b3994ec5 2003-12-11 devnull winsettag(w);
272 b3994ec5 2003-12-11 devnull textscrdraw(&w->body);
273 b3994ec5 2003-12-11 devnull textsetselect(&w->tag, w->tag.file->b.nc, w->tag.file->b.nc);
274 af78a4cd 2004-03-02 devnull drawtopwindow();
278 b3994ec5 2003-12-11 devnull search(Text *ct, Rune *r, uint n)
280 b3994ec5 2003-12-11 devnull uint q, nb, maxn;
281 b3994ec5 2003-12-11 devnull int around;
282 b3994ec5 2003-12-11 devnull Rune *s, *b, *c;
284 b3994ec5 2003-12-11 devnull if(n==0 || n>ct->file->b.nc)
285 b3994ec5 2003-12-11 devnull return FALSE;
286 b3994ec5 2003-12-11 devnull if(2*n > RBUFSIZE){
287 b3994ec5 2003-12-11 devnull warning(nil, "string too long\n");
288 b3994ec5 2003-12-11 devnull return FALSE;
290 b3994ec5 2003-12-11 devnull maxn = max(2*n, RBUFSIZE);
291 b3994ec5 2003-12-11 devnull s = fbufalloc();
294 b3994ec5 2003-12-11 devnull b[nb] = 0;
295 b3994ec5 2003-12-11 devnull around = 0;
296 b3994ec5 2003-12-11 devnull q = ct->q1;
297 b3994ec5 2003-12-11 devnull for(;;){
298 b3994ec5 2003-12-11 devnull if(q >= ct->file->b.nc){
300 b3994ec5 2003-12-11 devnull around = 1;
302 b3994ec5 2003-12-11 devnull b[nb] = 0;
304 b3994ec5 2003-12-11 devnull if(nb > 0){
305 b3994ec5 2003-12-11 devnull c = runestrchr(b, r[0]);
306 b3994ec5 2003-12-11 devnull if(c == nil){
307 b3994ec5 2003-12-11 devnull q += nb;
309 b3994ec5 2003-12-11 devnull b[nb] = 0;
310 b3994ec5 2003-12-11 devnull if(around && q>=ct->q1)
312 b3994ec5 2003-12-11 devnull continue;
314 b3994ec5 2003-12-11 devnull q += (c-b);
315 b3994ec5 2003-12-11 devnull nb -= (c-b);
318 b3994ec5 2003-12-11 devnull /* reload if buffer covers neither string nor rest of file */
319 b3994ec5 2003-12-11 devnull if(nb<n && nb!=ct->file->b.nc-q){
320 b3994ec5 2003-12-11 devnull nb = ct->file->b.nc-q;
321 b3994ec5 2003-12-11 devnull if(nb >= maxn)
322 b3994ec5 2003-12-11 devnull nb = maxn-1;
323 b3994ec5 2003-12-11 devnull bufread(&ct->file->b, q, s, nb);
325 b3994ec5 2003-12-11 devnull b[nb] = '\0';
327 b3994ec5 2003-12-11 devnull /* this runeeq is fishy but the null at b[nb] makes it safe */
328 b3994ec5 2003-12-11 devnull if(runeeq(b, n, r, n)==TRUE){
329 b3994ec5 2003-12-11 devnull if(ct->w){
330 b3994ec5 2003-12-11 devnull textshow(ct, q, q+n, 1);
331 b3994ec5 2003-12-11 devnull winsettag(ct->w);
333 b3994ec5 2003-12-11 devnull ct->q0 = q;
334 b3994ec5 2003-12-11 devnull ct->q1 = q+n;
336 b3994ec5 2003-12-11 devnull seltext = ct;
337 b3994ec5 2003-12-11 devnull fbuffree(s);
338 b3994ec5 2003-12-11 devnull return TRUE;
340 b3994ec5 2003-12-11 devnull if(around && q>=ct->q1)
346 b3994ec5 2003-12-11 devnull fbuffree(s);
347 b3994ec5 2003-12-11 devnull return FALSE;
351 b3994ec5 2003-12-11 devnull isfilec(Rune r)
353 b3994ec5 2003-12-11 devnull static Rune Lx[] = { '.', '-', '+', '/', ':', 0 };
354 b3994ec5 2003-12-11 devnull if(isalnum(r))
355 b3994ec5 2003-12-11 devnull return TRUE;
356 b3994ec5 2003-12-11 devnull if(runestrchr(Lx, r))
357 b3994ec5 2003-12-11 devnull return TRUE;
358 b3994ec5 2003-12-11 devnull return FALSE;
361 5a8e63b2 2004-02-29 devnull /* Runestr wrapper for cleanname */
363 b3994ec5 2003-12-11 devnull cleanrname(Runestr rs)
365 5a8e63b2 2004-02-29 devnull char *s;
366 5a8e63b2 2004-02-29 devnull int nb, nulls;
368 5a8e63b2 2004-02-29 devnull s = runetobyte(rs.r, rs.nr);
369 5a8e63b2 2004-02-29 devnull cleanname(s);
370 5a8e63b2 2004-02-29 devnull cvttorunes(s, strlen(s), rs.r, &nb, &rs.nr, &nulls);
371 5a8e63b2 2004-02-29 devnull free(s);
372 5a8e63b2 2004-02-29 devnull return rs;
376 b3994ec5 2003-12-11 devnull includefile(Rune *dir, Rune *file, int nfile)
378 b3994ec5 2003-12-11 devnull int m, n;
379 b3994ec5 2003-12-11 devnull char *a;
380 b3994ec5 2003-12-11 devnull Rune *r;
381 b3994ec5 2003-12-11 devnull static Rune Lslash[] = { '/', 0 };
383 b3994ec5 2003-12-11 devnull m = runestrlen(dir);
384 b3994ec5 2003-12-11 devnull a = emalloc((m+1+nfile)*UTFmax+1);
385 b3994ec5 2003-12-11 devnull sprint(a, "%S/%.*S", dir, nfile, file);
386 b3994ec5 2003-12-11 devnull n = access(a, 0);
387 b3994ec5 2003-12-11 devnull free(a);
388 b3994ec5 2003-12-11 devnull if(n < 0)
389 8ad51794 2004-03-25 devnull return runestr(nil, 0);
390 b3994ec5 2003-12-11 devnull r = runemalloc(m+1+nfile);
391 b3994ec5 2003-12-11 devnull runemove(r, dir, m);
392 b3994ec5 2003-12-11 devnull runemove(r+m, Lslash, 1);
393 b3994ec5 2003-12-11 devnull runemove(r+m+1, file, nfile);
394 b3994ec5 2003-12-11 devnull free(file);
395 8ad51794 2004-03-25 devnull return cleanrname(runestr(r, m+1+nfile));
398 b3994ec5 2003-12-11 devnull static Rune *objdir;
401 b3994ec5 2003-12-11 devnull includename(Text *t, Rune *r, int n)
403 b3994ec5 2003-12-11 devnull Window *w;
404 b3994ec5 2003-12-11 devnull char buf[128];
405 b3994ec5 2003-12-11 devnull Rune Lsysinclude[] = { '/', 's', 'y', 's', '/', 'i', 'n', 'c', 'l', 'u', 'd', 'e', 0 };
406 5a8e63b2 2004-02-29 devnull Rune Lusrinclude[] = { '/', 'u', 's', 'r', '/', 'i', 'n', 'c', 'l', 'u', 'd', 'e', 0 };
407 5a8e63b2 2004-02-29 devnull Rune Lusrlocalinclude[] = { '/', 'u', 's', 'r', '/', 'l', 'o', 'c', 'a', 'l',
408 5a8e63b2 2004-02-29 devnull '/', 'i', 'n', 'c', 'l', 'u', 'd', 'e', 0 };
409 5a8e63b2 2004-02-29 devnull Rune Lusrlocalplan9include[] = { '/', 'u', 's', 'r', '/', 'l', 'o', 'c', 'a', 'l',
410 5a8e63b2 2004-02-29 devnull '/', 'p', 'l', 'a', 'n', '9', '/', 'i', 'n', 'c', 'l', 'u', 'd', 'e', 0 };
411 b3994ec5 2003-12-11 devnull Runestr file;
414 b3994ec5 2003-12-11 devnull if(objdir==nil && objtype!=nil){
415 b3994ec5 2003-12-11 devnull sprint(buf, "/%s/include", objtype);
416 b3994ec5 2003-12-11 devnull objdir = bytetorune(buf, &i);
417 b3994ec5 2003-12-11 devnull objdir = runerealloc(objdir, i+1);
418 b3994ec5 2003-12-11 devnull objdir[i] = '\0';
421 b3994ec5 2003-12-11 devnull w = t->w;
422 b3994ec5 2003-12-11 devnull if(n==0 || r[0]=='/' || w==nil)
423 b3994ec5 2003-12-11 devnull goto Rescue;
424 b3994ec5 2003-12-11 devnull if(n>2 && r[0]=='.' && r[1]=='/')
425 b3994ec5 2003-12-11 devnull goto Rescue;
426 b3994ec5 2003-12-11 devnull file.r = nil;
427 b3994ec5 2003-12-11 devnull file.nr = 0;
428 b3994ec5 2003-12-11 devnull for(i=0; i<w->nincl && file.r==nil; i++)
429 b3994ec5 2003-12-11 devnull file = includefile(w->incl[i], r, n);
431 b3994ec5 2003-12-11 devnull if(file.r == nil)
432 b3994ec5 2003-12-11 devnull file = includefile(Lsysinclude, r, n);
433 5a8e63b2 2004-02-29 devnull if(file.r == nil)
434 5a8e63b2 2004-02-29 devnull file = includefile(Lusrlocalplan9include, r, n);
435 5a8e63b2 2004-02-29 devnull if(file.r == nil)
436 5a8e63b2 2004-02-29 devnull file = includefile(Lusrlocalinclude, r, n);
437 5a8e63b2 2004-02-29 devnull if(file.r == nil)
438 5a8e63b2 2004-02-29 devnull file = includefile(Lusrinclude, r, n);
439 b3994ec5 2003-12-11 devnull if(file.r==nil && objdir!=nil)
440 b3994ec5 2003-12-11 devnull file = includefile(objdir, r, n);
441 b3994ec5 2003-12-11 devnull if(file.r == nil)
442 b3994ec5 2003-12-11 devnull goto Rescue;
443 b3994ec5 2003-12-11 devnull return file;
446 8ad51794 2004-03-25 devnull return runestr(r, n);
450 b3994ec5 2003-12-11 devnull dirname(Text *t, Rune *r, int n)
452 b3994ec5 2003-12-11 devnull Rune *b, c;
453 b3994ec5 2003-12-11 devnull uint m, nt;
454 b3994ec5 2003-12-11 devnull int slash;
455 b3994ec5 2003-12-11 devnull Runestr tmp;
457 b3994ec5 2003-12-11 devnull b = nil;
458 b3994ec5 2003-12-11 devnull if(t==nil || t->w==nil)
459 b3994ec5 2003-12-11 devnull goto Rescue;
460 d5c40a0d 2005-03-14 devnull if(dodollarsigns && n>=1 && r[0]=='$')
461 44e41b1f 2005-07-13 devnull expandenv(&r, (uint*)&n);
462 b3994ec5 2003-12-11 devnull nt = t->w->tag.file->b.nc;
463 b3994ec5 2003-12-11 devnull if(nt == 0)
464 b3994ec5 2003-12-11 devnull goto Rescue;
465 d5c40a0d 2005-03-14 devnull if(n>=1 && r[0]=='/')
466 b3994ec5 2003-12-11 devnull goto Rescue;
467 b3994ec5 2003-12-11 devnull b = runemalloc(nt+n+1);
468 b3994ec5 2003-12-11 devnull bufread(&t->w->tag.file->b, 0, b, nt);
469 b3994ec5 2003-12-11 devnull slash = -1;
470 b3994ec5 2003-12-11 devnull for(m=0; m<nt; m++){
471 b3994ec5 2003-12-11 devnull c = b[m];
472 b3994ec5 2003-12-11 devnull if(c == '/')
473 b3994ec5 2003-12-11 devnull slash = m;
474 b3994ec5 2003-12-11 devnull if(c==' ' || c=='\t')
477 b3994ec5 2003-12-11 devnull if(slash < 0)
478 b3994ec5 2003-12-11 devnull goto Rescue;
479 d5c40a0d 2005-03-14 devnull slash++;
480 44e41b1f 2005-07-13 devnull if(dodollarsigns && expandenv(&b, (uint*)&slash))
481 d5c40a0d 2005-03-14 devnull b = runerealloc(b, slash+n);
482 d5c40a0d 2005-03-14 devnull runemove(b+slash, r, n);
483 b3994ec5 2003-12-11 devnull free(r);
484 d5c40a0d 2005-03-14 devnull return cleanrname(runestr(b, slash+n));
487 b3994ec5 2003-12-11 devnull free(b);
488 8ad51794 2004-03-25 devnull tmp = runestr(r, n);
490 b3994ec5 2003-12-11 devnull return cleanrname(tmp);
491 b3994ec5 2003-12-11 devnull return tmp;
495 b3994ec5 2003-12-11 devnull expandfile(Text *t, uint q0, uint q1, Expand *e)
497 b3994ec5 2003-12-11 devnull int i, n, nname, colon, eval;
498 b3994ec5 2003-12-11 devnull uint amin, amax;
499 b3994ec5 2003-12-11 devnull Rune *r, c;
500 b3994ec5 2003-12-11 devnull Window *w;
501 b3994ec5 2003-12-11 devnull Runestr rs;
503 b3994ec5 2003-12-11 devnull amax = q1;
504 b3994ec5 2003-12-11 devnull if(q1 == q0){
505 b3994ec5 2003-12-11 devnull colon = -1;
506 b3994ec5 2003-12-11 devnull while(q1<t->file->b.nc && isfilec(c=textreadc(t, q1))){
507 b3994ec5 2003-12-11 devnull if(c == ':'){
508 b3994ec5 2003-12-11 devnull colon = q1;
513 b3994ec5 2003-12-11 devnull while(q0>0 && (isfilec(c=textreadc(t, q0-1)) || isaddrc(c) || isregexc(c))){
515 b3994ec5 2003-12-11 devnull if(colon<0 && c==':')
516 b3994ec5 2003-12-11 devnull colon = q0;
519 b3994ec5 2003-12-11 devnull * if it looks like it might begin file: , consume address chars after :
520 b3994ec5 2003-12-11 devnull * otherwise terminate expansion at :
522 b3994ec5 2003-12-11 devnull if(colon >= 0){
523 b3994ec5 2003-12-11 devnull q1 = colon;
524 b3994ec5 2003-12-11 devnull if(colon<t->file->b.nc-1 && isaddrc(textreadc(t, colon+1))){
525 b3994ec5 2003-12-11 devnull q1 = colon+1;
526 8057b1ce 2005-03-21 devnull while(q1<t->file->b.nc && isaddrc(textreadc(t, q1)))
530 b3994ec5 2003-12-11 devnull if(q1 > q0)
531 b3994ec5 2003-12-11 devnull if(colon >= 0){ /* stop at white space */
532 b3994ec5 2003-12-11 devnull for(amax=colon+1; amax<t->file->b.nc; amax++)
533 b3994ec5 2003-12-11 devnull if((c=textreadc(t, amax))==' ' || c=='\t' || c=='\n')
536 b3994ec5 2003-12-11 devnull amax = t->file->b.nc;
538 b3994ec5 2003-12-11 devnull amin = amax;
539 b3994ec5 2003-12-11 devnull e->q0 = q0;
540 b3994ec5 2003-12-11 devnull e->q1 = q1;
541 b3994ec5 2003-12-11 devnull n = q1-q0;
542 b3994ec5 2003-12-11 devnull if(n == 0)
543 b3994ec5 2003-12-11 devnull return FALSE;
544 b3994ec5 2003-12-11 devnull /* see if it's a file name */
545 d5c40a0d 2005-03-14 devnull r = runemalloc(n+1); /* +1 for possible $ below */
546 b3994ec5 2003-12-11 devnull bufread(&t->file->b, q0, r, n);
547 b3994ec5 2003-12-11 devnull /* first, does it have bad chars? */
548 b3994ec5 2003-12-11 devnull nname = -1;
549 b3994ec5 2003-12-11 devnull for(i=0; i<n; i++){
550 b3994ec5 2003-12-11 devnull c = r[i];
551 b3994ec5 2003-12-11 devnull if(c==':' && nname<0){
552 b3994ec5 2003-12-11 devnull if(q0+i+1<t->file->b.nc && (i==n-1 || isaddrc(textreadc(t, q0+i+1))))
553 b3994ec5 2003-12-11 devnull amin = q0+i;
555 b3994ec5 2003-12-11 devnull goto Isntfile;
556 b3994ec5 2003-12-11 devnull nname = i;
559 b3994ec5 2003-12-11 devnull if(nname == -1)
560 b3994ec5 2003-12-11 devnull nname = n;
561 d5c40a0d 2005-03-14 devnull for(i=0; i<nname; i++){
562 d5c40a0d 2005-03-14 devnull if(dodollarsigns && i==0 && r[0]=='$')
563 d5c40a0d 2005-03-14 devnull continue;
564 b3994ec5 2003-12-11 devnull if(!isfilec(r[i]))
565 b3994ec5 2003-12-11 devnull goto Isntfile;
568 b3994ec5 2003-12-11 devnull * See if it's a file name in <>, and turn that into an include
569 b3994ec5 2003-12-11 devnull * file name if so. Should probably do it for "" too, but that's not
570 b3994ec5 2003-12-11 devnull * restrictive enough syntax and checking for a #include earlier on the
571 b3994ec5 2003-12-11 devnull * line would be silly.
573 b3994ec5 2003-12-11 devnull if(q0>0 && textreadc(t, q0-1)=='<' && q1<t->file->b.nc && textreadc(t, q1)=='>'){
574 b3994ec5 2003-12-11 devnull rs = includename(t, r, nname);
575 b3994ec5 2003-12-11 devnull r = rs.r;
576 b3994ec5 2003-12-11 devnull nname = rs.nr;
578 b3994ec5 2003-12-11 devnull else if(amin == q0)
579 b3994ec5 2003-12-11 devnull goto Isfile;
581 d5c40a0d 2005-03-14 devnull if(dodollarsigns && r[0] == '$')
582 44e41b1f 2005-07-13 devnull expandenv(&r, (uint*)&nname);
584 d5c40a0d 2005-03-14 devnull rs = dirname(t, r, nname);
585 d5c40a0d 2005-03-14 devnull r = rs.r;
586 d5c40a0d 2005-03-14 devnull nname = rs.nr;
589 b3994ec5 2003-12-11 devnull e->bname = runetobyte(r, nname);
590 b3994ec5 2003-12-11 devnull /* if it's already a window name, it's a file */
591 b3994ec5 2003-12-11 devnull w = lookfile(r, nname);
592 b3994ec5 2003-12-11 devnull if(w != nil)
593 b3994ec5 2003-12-11 devnull goto Isfile;
594 b3994ec5 2003-12-11 devnull /* if it's the name of a file, it's a file */
595 b3994ec5 2003-12-11 devnull if(access(e->bname, 0) < 0){
596 b3994ec5 2003-12-11 devnull free(e->bname);
597 b3994ec5 2003-12-11 devnull e->bname = nil;
598 b3994ec5 2003-12-11 devnull goto Isntfile;
602 b3994ec5 2003-12-11 devnull e->name = r;
603 b3994ec5 2003-12-11 devnull e->nname = nname;
604 b3994ec5 2003-12-11 devnull e->u.at = t;
605 b3994ec5 2003-12-11 devnull e->a0 = amin+1;
606 b3994ec5 2003-12-11 devnull eval = FALSE;
607 012a8a02 2004-10-22 devnull address(TRUE, nil, range(-1,-1), range(0,0), t, e->a0, amax, tgetc, &eval, (uint*)&e->a1);
608 b3994ec5 2003-12-11 devnull return TRUE;
610 b3994ec5 2003-12-11 devnull Isntfile:
611 b3994ec5 2003-12-11 devnull free(r);
612 b3994ec5 2003-12-11 devnull return FALSE;
616 b3994ec5 2003-12-11 devnull expand(Text *t, uint q0, uint q1, Expand *e)
618 b3994ec5 2003-12-11 devnull memset(e, 0, sizeof *e);
619 b3994ec5 2003-12-11 devnull e->agetc = tgetc;
620 b3994ec5 2003-12-11 devnull /* if in selection, choose selection */
621 b3994ec5 2003-12-11 devnull e->jump = TRUE;
622 b3994ec5 2003-12-11 devnull if(q1==q0 && t->q1>t->q0 && t->q0<=q0 && q0<=t->q1){
623 b3994ec5 2003-12-11 devnull q0 = t->q0;
624 b3994ec5 2003-12-11 devnull q1 = t->q1;
625 b3994ec5 2003-12-11 devnull if(t->what == Tag)
626 b3994ec5 2003-12-11 devnull e->jump = FALSE;
629 b3994ec5 2003-12-11 devnull if(expandfile(t, q0, q1, e))
630 b3994ec5 2003-12-11 devnull return TRUE;
631 b3994ec5 2003-12-11 devnull if(q0 == q1){
632 b3994ec5 2003-12-11 devnull while(q1<t->file->b.nc && isalnum(textreadc(t, q1)))
634 b3994ec5 2003-12-11 devnull while(q0>0 && isalnum(textreadc(t, q0-1)))
637 b3994ec5 2003-12-11 devnull e->q0 = q0;
638 b3994ec5 2003-12-11 devnull e->q1 = q1;
639 b3994ec5 2003-12-11 devnull return q1 > q0;
643 b3994ec5 2003-12-11 devnull lookfile(Rune *s, int n)
645 b3994ec5 2003-12-11 devnull int i, j, k;
646 b3994ec5 2003-12-11 devnull Window *w;
647 b3994ec5 2003-12-11 devnull Column *c;
648 b3994ec5 2003-12-11 devnull Text *t;
650 b3994ec5 2003-12-11 devnull /* avoid terminal slash on directories */
651 b3994ec5 2003-12-11 devnull if(n>1 && s[n-1] == '/')
653 b3994ec5 2003-12-11 devnull for(j=0; j<row.ncol; j++){
654 b3994ec5 2003-12-11 devnull c = row.col[j];
655 b3994ec5 2003-12-11 devnull for(i=0; i<c->nw; i++){
656 b3994ec5 2003-12-11 devnull w = c->w[i];
657 b3994ec5 2003-12-11 devnull t = &w->body;
658 b3994ec5 2003-12-11 devnull k = t->file->nname;
659 b3994ec5 2003-12-11 devnull if(k>1 && t->file->name[k-1] == '/')
661 b3994ec5 2003-12-11 devnull if(runeeq(t->file->name, k, s, n)){
662 b3994ec5 2003-12-11 devnull w = w->body.file->curtext->w;
663 b3994ec5 2003-12-11 devnull if(w->col != nil) /* protect against race deleting w */
664 b3994ec5 2003-12-11 devnull return w;
668 b3994ec5 2003-12-11 devnull return nil;
672 b3994ec5 2003-12-11 devnull lookid(int id, int dump)
674 b3994ec5 2003-12-11 devnull int i, j;
675 b3994ec5 2003-12-11 devnull Window *w;
676 b3994ec5 2003-12-11 devnull Column *c;
678 b3994ec5 2003-12-11 devnull for(j=0; j<row.ncol; j++){
679 b3994ec5 2003-12-11 devnull c = row.col[j];
680 b3994ec5 2003-12-11 devnull for(i=0; i<c->nw; i++){
681 b3994ec5 2003-12-11 devnull w = c->w[i];
682 b3994ec5 2003-12-11 devnull if(dump && w->dumpid == id)
683 b3994ec5 2003-12-11 devnull return w;
684 b3994ec5 2003-12-11 devnull if(!dump && w->id == id)
685 b3994ec5 2003-12-11 devnull return w;
688 b3994ec5 2003-12-11 devnull return nil;
693 20ae0b0f 2005-12-16 devnull openfile(Text *t, Expand *e, int newwindow)
695 b3994ec5 2003-12-11 devnull Range r;
696 b3994ec5 2003-12-11 devnull Window *w, *ow;
697 b3994ec5 2003-12-11 devnull int eval, i, n;
698 b3994ec5 2003-12-11 devnull Rune *rp;
699 b3994ec5 2003-12-11 devnull uint dummy;
701 a8ec4910 2005-07-13 devnull r.q0 = 0;
702 a8ec4910 2005-07-13 devnull r.q1 = 0;
703 b3994ec5 2003-12-11 devnull if(e->nname == 0){
704 b3994ec5 2003-12-11 devnull w = t->w;
705 b3994ec5 2003-12-11 devnull if(w == nil)
706 b3994ec5 2003-12-11 devnull return nil;
708 b3994ec5 2003-12-11 devnull w = lookfile(e->name, e->nname);
710 20ae0b0f 2005-12-16 devnull if(newwindow==TRUE && !w->isdir)
711 20ae0b0f 2005-12-16 devnull w = coladd(w->col, nil, w, -1);
712 b3994ec5 2003-12-11 devnull t = &w->body;
713 b3994ec5 2003-12-11 devnull if(!t->col->safe && t->fr.maxlines==0) /* window is obscured by full-column window */
714 b3994ec5 2003-12-11 devnull colgrow(t->col, t->col->w[0], 1);
716 b3994ec5 2003-12-11 devnull ow = nil;
718 b3994ec5 2003-12-11 devnull ow = t->w;
719 b3994ec5 2003-12-11 devnull w = makenewwindow(t);
720 b3994ec5 2003-12-11 devnull t = &w->body;
721 b3994ec5 2003-12-11 devnull winsetname(w, e->name, e->nname);
722 b3994ec5 2003-12-11 devnull textload(t, 0, e->bname, 1);
723 b3994ec5 2003-12-11 devnull t->file->mod = FALSE;
724 b3994ec5 2003-12-11 devnull t->w->dirty = FALSE;
725 b3994ec5 2003-12-11 devnull winsettag(t->w);
726 b3994ec5 2003-12-11 devnull textsetselect(&t->w->tag, t->w->tag.file->b.nc, t->w->tag.file->b.nc);
727 5a8e63b2 2004-02-29 devnull if(ow != nil){
728 b3994ec5 2003-12-11 devnull for(i=ow->nincl; --i>=0; ){
729 b3994ec5 2003-12-11 devnull n = runestrlen(ow->incl[i]);
730 b3994ec5 2003-12-11 devnull rp = runemalloc(n);
731 b3994ec5 2003-12-11 devnull runemove(rp, ow->incl[i], n);
732 b3994ec5 2003-12-11 devnull winaddincl(w, rp, n);
734 5a8e63b2 2004-02-29 devnull w->autoindent = ow->autoindent;
736 5a8e63b2 2004-02-29 devnull w->autoindent = globalautoindent;
738 b3994ec5 2003-12-11 devnull if(e->a1 == e->a0)
739 b3994ec5 2003-12-11 devnull eval = FALSE;
741 b3994ec5 2003-12-11 devnull eval = TRUE;
742 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);
743 b3994ec5 2003-12-11 devnull if(eval == FALSE)
744 b3994ec5 2003-12-11 devnull e->jump = FALSE; /* don't jump if invalid address */
746 b3994ec5 2003-12-11 devnull if(eval == FALSE){
747 b3994ec5 2003-12-11 devnull r.q0 = t->q0;
748 b3994ec5 2003-12-11 devnull r.q1 = t->q1;
750 b3994ec5 2003-12-11 devnull textshow(t, r.q0, r.q1, 1);
751 b3994ec5 2003-12-11 devnull winsettag(t->w);
752 b3994ec5 2003-12-11 devnull seltext = t;
753 b3994ec5 2003-12-11 devnull if(e->jump)
754 b3994ec5 2003-12-11 devnull moveto(mousectl, addpt(frptofchar(&t->fr, t->fr.p0), Pt(4, font->height-4)));
755 b3994ec5 2003-12-11 devnull return w;
759 b3994ec5 2003-12-11 devnull new(Text *et, Text *t, Text *argt, int flag1, int flag2, Rune *arg, int narg)
761 b3994ec5 2003-12-11 devnull int ndone;
762 b3994ec5 2003-12-11 devnull Rune *a, *f;
763 b3994ec5 2003-12-11 devnull int na, nf;
764 b3994ec5 2003-12-11 devnull Expand e;
765 b3994ec5 2003-12-11 devnull Runestr rs;
767 b3994ec5 2003-12-11 devnull getarg(argt, FALSE, TRUE, &a, &na);
769 b3994ec5 2003-12-11 devnull new(et, t, nil, flag1, flag2, a, na);
770 b3994ec5 2003-12-11 devnull if(narg == 0)
773 b3994ec5 2003-12-11 devnull /* loop condition: *arg is not a blank */
774 b3994ec5 2003-12-11 devnull for(ndone=0; ; ndone++){
775 b3994ec5 2003-12-11 devnull a = findbl(arg, narg, &na);
776 b3994ec5 2003-12-11 devnull if(a == arg){
777 b3994ec5 2003-12-11 devnull if(ndone==0 && et->col!=nil)
778 b3994ec5 2003-12-11 devnull winsettag(coladd(et->col, nil, nil, -1));
781 b3994ec5 2003-12-11 devnull nf = narg-na;
782 b3994ec5 2003-12-11 devnull f = runemalloc(nf);
783 b3994ec5 2003-12-11 devnull runemove(f, arg, nf);
784 b3994ec5 2003-12-11 devnull rs = dirname(et, f, nf);
785 b3994ec5 2003-12-11 devnull f = rs.r;
786 b3994ec5 2003-12-11 devnull nf = rs.nr;
787 b3994ec5 2003-12-11 devnull memset(&e, 0, sizeof e);
788 b3994ec5 2003-12-11 devnull e.name = f;
789 b3994ec5 2003-12-11 devnull e.nname = nf;
790 b3994ec5 2003-12-11 devnull e.bname = runetobyte(f, nf);
791 b3994ec5 2003-12-11 devnull e.jump = TRUE;
792 20ae0b0f 2005-12-16 devnull openfile(et, &e, FALSE);
793 b3994ec5 2003-12-11 devnull free(f);
794 b3994ec5 2003-12-11 devnull free(e.bname);
795 b3994ec5 2003-12-11 devnull arg = skipbl(a, na, &narg);