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 b3994ec5 2003-12-11 devnull Window* openfile(Text*, Expand*);
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 b3994ec5 2003-12-11 devnull openfile(t, &e);
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;
211 b3994ec5 2003-12-11 devnull if(m->ndata >= BUFSIZE){
212 b3994ec5 2003-12-11 devnull warning(nil, "insanely long file name (%d bytes) in plumb message (%.32s...)\n", m->ndata, m->data);
215 b3994ec5 2003-12-11 devnull e.q0 = 0;
216 b3994ec5 2003-12-11 devnull e.q1 = 0;
217 b3994ec5 2003-12-11 devnull if(m->data[0] == '\0')
219 b3994ec5 2003-12-11 devnull e.u.ar = nil;
220 b3994ec5 2003-12-11 devnull e.bname = m->data;
221 b3994ec5 2003-12-11 devnull e.name = bytetorune(e.bname, &e.nname);
222 b3994ec5 2003-12-11 devnull e.jump = TRUE;
223 b3994ec5 2003-12-11 devnull e.a0 = 0;
224 b3994ec5 2003-12-11 devnull e.a1 = 0;
225 b3994ec5 2003-12-11 devnull addr = plumblookup(m->attr, "addr");
226 b3994ec5 2003-12-11 devnull if(addr != nil){
227 b3994ec5 2003-12-11 devnull e.u.ar = bytetorune(addr, &e.a1);
228 b3994ec5 2003-12-11 devnull e.agetc = plumbgetc;
230 b3994ec5 2003-12-11 devnull openfile(nil, &e);
231 b3994ec5 2003-12-11 devnull free(e.name);
232 b3994ec5 2003-12-11 devnull free(e.u.at);
233 af78a4cd 2004-03-02 devnull drawtopwindow();
237 b3994ec5 2003-12-11 devnull plumbshow(Plumbmsg *m)
239 b3994ec5 2003-12-11 devnull Window *w;
240 b3994ec5 2003-12-11 devnull Rune rb[256], *r;
241 b3994ec5 2003-12-11 devnull int nb, nr;
242 b3994ec5 2003-12-11 devnull Runestr rs;
243 b3994ec5 2003-12-11 devnull char *name, *p, namebuf[16];
245 b3994ec5 2003-12-11 devnull w = makenewwindow(nil);
246 b3994ec5 2003-12-11 devnull name = plumblookup(m->attr, "filename");
247 b3994ec5 2003-12-11 devnull if(name == nil){
248 b3994ec5 2003-12-11 devnull name = namebuf;
249 b3994ec5 2003-12-11 devnull nuntitled++;
250 b3994ec5 2003-12-11 devnull snprint(namebuf, sizeof namebuf, "Untitled-%d", nuntitled);
252 b3994ec5 2003-12-11 devnull p = nil;
253 b3994ec5 2003-12-11 devnull if(name[0]!='/' && m->wdir!=nil && m->wdir[0]!='\0'){
254 b3994ec5 2003-12-11 devnull nb = strlen(m->wdir) + 1 + strlen(name) + 1;
255 b3994ec5 2003-12-11 devnull p = emalloc(nb);
256 b3994ec5 2003-12-11 devnull snprint(p, nb, "%s/%s", m->wdir, name);
257 b3994ec5 2003-12-11 devnull name = p;
259 b3994ec5 2003-12-11 devnull cvttorunes(name, strlen(name), rb, &nb, &nr, nil);
260 b3994ec5 2003-12-11 devnull free(p);
261 8ad51794 2004-03-25 devnull rs = cleanrname(runestr(rb, nr));
262 b3994ec5 2003-12-11 devnull winsetname(w, rs.r, rs.nr);
263 b3994ec5 2003-12-11 devnull r = runemalloc(m->ndata);
264 b3994ec5 2003-12-11 devnull cvttorunes(m->data, m->ndata, r, &nb, &nr, nil);
265 b3994ec5 2003-12-11 devnull textinsert(&w->body, 0, r, nr, TRUE);
266 b3994ec5 2003-12-11 devnull free(r);
267 b3994ec5 2003-12-11 devnull w->body.file->mod = FALSE;
268 b3994ec5 2003-12-11 devnull w->dirty = FALSE;
269 b3994ec5 2003-12-11 devnull winsettag(w);
270 b3994ec5 2003-12-11 devnull textscrdraw(&w->body);
271 b3994ec5 2003-12-11 devnull textsetselect(&w->tag, w->tag.file->b.nc, w->tag.file->b.nc);
272 af78a4cd 2004-03-02 devnull drawtopwindow();
276 b3994ec5 2003-12-11 devnull search(Text *ct, Rune *r, uint n)
278 b3994ec5 2003-12-11 devnull uint q, nb, maxn;
279 b3994ec5 2003-12-11 devnull int around;
280 b3994ec5 2003-12-11 devnull Rune *s, *b, *c;
282 b3994ec5 2003-12-11 devnull if(n==0 || n>ct->file->b.nc)
283 b3994ec5 2003-12-11 devnull return FALSE;
284 b3994ec5 2003-12-11 devnull if(2*n > RBUFSIZE){
285 b3994ec5 2003-12-11 devnull warning(nil, "string too long\n");
286 b3994ec5 2003-12-11 devnull return FALSE;
288 b3994ec5 2003-12-11 devnull maxn = max(2*n, RBUFSIZE);
289 b3994ec5 2003-12-11 devnull s = fbufalloc();
292 b3994ec5 2003-12-11 devnull b[nb] = 0;
293 b3994ec5 2003-12-11 devnull around = 0;
294 b3994ec5 2003-12-11 devnull q = ct->q1;
295 b3994ec5 2003-12-11 devnull for(;;){
296 b3994ec5 2003-12-11 devnull if(q >= ct->file->b.nc){
298 b3994ec5 2003-12-11 devnull around = 1;
300 b3994ec5 2003-12-11 devnull b[nb] = 0;
302 b3994ec5 2003-12-11 devnull if(nb > 0){
303 b3994ec5 2003-12-11 devnull c = runestrchr(b, r[0]);
304 b3994ec5 2003-12-11 devnull if(c == nil){
305 b3994ec5 2003-12-11 devnull q += nb;
307 b3994ec5 2003-12-11 devnull b[nb] = 0;
308 b3994ec5 2003-12-11 devnull if(around && q>=ct->q1)
310 b3994ec5 2003-12-11 devnull continue;
312 b3994ec5 2003-12-11 devnull q += (c-b);
313 b3994ec5 2003-12-11 devnull nb -= (c-b);
316 b3994ec5 2003-12-11 devnull /* reload if buffer covers neither string nor rest of file */
317 b3994ec5 2003-12-11 devnull if(nb<n && nb!=ct->file->b.nc-q){
318 b3994ec5 2003-12-11 devnull nb = ct->file->b.nc-q;
319 b3994ec5 2003-12-11 devnull if(nb >= maxn)
320 b3994ec5 2003-12-11 devnull nb = maxn-1;
321 b3994ec5 2003-12-11 devnull bufread(&ct->file->b, q, s, nb);
323 b3994ec5 2003-12-11 devnull b[nb] = '\0';
325 b3994ec5 2003-12-11 devnull /* this runeeq is fishy but the null at b[nb] makes it safe */
326 b3994ec5 2003-12-11 devnull if(runeeq(b, n, r, n)==TRUE){
327 b3994ec5 2003-12-11 devnull if(ct->w){
328 b3994ec5 2003-12-11 devnull textshow(ct, q, q+n, 1);
329 b3994ec5 2003-12-11 devnull winsettag(ct->w);
331 b3994ec5 2003-12-11 devnull ct->q0 = q;
332 b3994ec5 2003-12-11 devnull ct->q1 = q+n;
334 b3994ec5 2003-12-11 devnull seltext = ct;
335 b3994ec5 2003-12-11 devnull fbuffree(s);
336 b3994ec5 2003-12-11 devnull return TRUE;
338 b3994ec5 2003-12-11 devnull if(around && q>=ct->q1)
344 b3994ec5 2003-12-11 devnull fbuffree(s);
345 b3994ec5 2003-12-11 devnull return FALSE;
349 b3994ec5 2003-12-11 devnull isfilec(Rune r)
351 b3994ec5 2003-12-11 devnull static Rune Lx[] = { '.', '-', '+', '/', ':', 0 };
352 b3994ec5 2003-12-11 devnull if(isalnum(r))
353 b3994ec5 2003-12-11 devnull return TRUE;
354 b3994ec5 2003-12-11 devnull if(runestrchr(Lx, r))
355 b3994ec5 2003-12-11 devnull return TRUE;
356 b3994ec5 2003-12-11 devnull return FALSE;
359 5a8e63b2 2004-02-29 devnull /* Runestr wrapper for cleanname */
361 b3994ec5 2003-12-11 devnull cleanrname(Runestr rs)
363 5a8e63b2 2004-02-29 devnull char *s;
364 5a8e63b2 2004-02-29 devnull int nb, nulls;
366 5a8e63b2 2004-02-29 devnull s = runetobyte(rs.r, rs.nr);
367 5a8e63b2 2004-02-29 devnull cleanname(s);
368 5a8e63b2 2004-02-29 devnull cvttorunes(s, strlen(s), rs.r, &nb, &rs.nr, &nulls);
369 5a8e63b2 2004-02-29 devnull free(s);
370 5a8e63b2 2004-02-29 devnull return rs;
374 b3994ec5 2003-12-11 devnull includefile(Rune *dir, Rune *file, int nfile)
376 b3994ec5 2003-12-11 devnull int m, n;
377 b3994ec5 2003-12-11 devnull char *a;
378 b3994ec5 2003-12-11 devnull Rune *r;
379 b3994ec5 2003-12-11 devnull static Rune Lslash[] = { '/', 0 };
381 b3994ec5 2003-12-11 devnull m = runestrlen(dir);
382 b3994ec5 2003-12-11 devnull a = emalloc((m+1+nfile)*UTFmax+1);
383 b3994ec5 2003-12-11 devnull sprint(a, "%S/%.*S", dir, nfile, file);
384 b3994ec5 2003-12-11 devnull n = access(a, 0);
385 b3994ec5 2003-12-11 devnull free(a);
386 b3994ec5 2003-12-11 devnull if(n < 0)
387 8ad51794 2004-03-25 devnull return runestr(nil, 0);
388 b3994ec5 2003-12-11 devnull r = runemalloc(m+1+nfile);
389 b3994ec5 2003-12-11 devnull runemove(r, dir, m);
390 b3994ec5 2003-12-11 devnull runemove(r+m, Lslash, 1);
391 b3994ec5 2003-12-11 devnull runemove(r+m+1, file, nfile);
392 b3994ec5 2003-12-11 devnull free(file);
393 8ad51794 2004-03-25 devnull return cleanrname(runestr(r, m+1+nfile));
396 b3994ec5 2003-12-11 devnull static Rune *objdir;
399 b3994ec5 2003-12-11 devnull includename(Text *t, Rune *r, int n)
401 b3994ec5 2003-12-11 devnull Window *w;
402 b3994ec5 2003-12-11 devnull char buf[128];
403 b3994ec5 2003-12-11 devnull Rune Lsysinclude[] = { '/', 's', 'y', 's', '/', 'i', 'n', 'c', 'l', 'u', 'd', 'e', 0 };
404 5a8e63b2 2004-02-29 devnull Rune Lusrinclude[] = { '/', 'u', 's', 'r', '/', 'i', 'n', 'c', 'l', 'u', 'd', 'e', 0 };
405 5a8e63b2 2004-02-29 devnull Rune Lusrlocalinclude[] = { '/', 'u', 's', 'r', '/', 'l', 'o', 'c', 'a', 'l',
406 5a8e63b2 2004-02-29 devnull '/', 'i', 'n', 'c', 'l', 'u', 'd', 'e', 0 };
407 5a8e63b2 2004-02-29 devnull Rune Lusrlocalplan9include[] = { '/', 'u', 's', 'r', '/', 'l', 'o', 'c', 'a', 'l',
408 5a8e63b2 2004-02-29 devnull '/', 'p', 'l', 'a', 'n', '9', '/', 'i', 'n', 'c', 'l', 'u', 'd', 'e', 0 };
409 b3994ec5 2003-12-11 devnull Runestr file;
412 b3994ec5 2003-12-11 devnull if(objdir==nil && objtype!=nil){
413 b3994ec5 2003-12-11 devnull sprint(buf, "/%s/include", objtype);
414 b3994ec5 2003-12-11 devnull objdir = bytetorune(buf, &i);
415 b3994ec5 2003-12-11 devnull objdir = runerealloc(objdir, i+1);
416 b3994ec5 2003-12-11 devnull objdir[i] = '\0';
419 b3994ec5 2003-12-11 devnull w = t->w;
420 b3994ec5 2003-12-11 devnull if(n==0 || r[0]=='/' || w==nil)
421 b3994ec5 2003-12-11 devnull goto Rescue;
422 b3994ec5 2003-12-11 devnull if(n>2 && r[0]=='.' && r[1]=='/')
423 b3994ec5 2003-12-11 devnull goto Rescue;
424 b3994ec5 2003-12-11 devnull file.r = nil;
425 b3994ec5 2003-12-11 devnull file.nr = 0;
426 b3994ec5 2003-12-11 devnull for(i=0; i<w->nincl && file.r==nil; i++)
427 b3994ec5 2003-12-11 devnull file = includefile(w->incl[i], r, n);
429 b3994ec5 2003-12-11 devnull if(file.r == nil)
430 b3994ec5 2003-12-11 devnull file = includefile(Lsysinclude, r, n);
431 5a8e63b2 2004-02-29 devnull if(file.r == nil)
432 5a8e63b2 2004-02-29 devnull file = includefile(Lusrlocalplan9include, r, n);
433 5a8e63b2 2004-02-29 devnull if(file.r == nil)
434 5a8e63b2 2004-02-29 devnull file = includefile(Lusrlocalinclude, r, n);
435 5a8e63b2 2004-02-29 devnull if(file.r == nil)
436 5a8e63b2 2004-02-29 devnull file = includefile(Lusrinclude, r, n);
437 b3994ec5 2003-12-11 devnull if(file.r==nil && objdir!=nil)
438 b3994ec5 2003-12-11 devnull file = includefile(objdir, r, n);
439 b3994ec5 2003-12-11 devnull if(file.r == nil)
440 b3994ec5 2003-12-11 devnull goto Rescue;
441 b3994ec5 2003-12-11 devnull return file;
444 8ad51794 2004-03-25 devnull return runestr(r, n);
448 b3994ec5 2003-12-11 devnull dirname(Text *t, Rune *r, int n)
450 b3994ec5 2003-12-11 devnull Rune *b, c;
451 b3994ec5 2003-12-11 devnull uint m, nt;
452 b3994ec5 2003-12-11 devnull int slash;
453 b3994ec5 2003-12-11 devnull Runestr tmp;
455 b3994ec5 2003-12-11 devnull b = nil;
456 b3994ec5 2003-12-11 devnull if(t==nil || t->w==nil)
457 b3994ec5 2003-12-11 devnull goto Rescue;
458 d5c40a0d 2005-03-14 devnull if(dodollarsigns && n>=1 && r[0]=='$')
459 44e41b1f 2005-07-13 devnull expandenv(&r, (uint*)&n);
460 b3994ec5 2003-12-11 devnull nt = t->w->tag.file->b.nc;
461 b3994ec5 2003-12-11 devnull if(nt == 0)
462 b3994ec5 2003-12-11 devnull goto Rescue;
463 d5c40a0d 2005-03-14 devnull if(n>=1 && r[0]=='/')
464 b3994ec5 2003-12-11 devnull goto Rescue;
465 b3994ec5 2003-12-11 devnull b = runemalloc(nt+n+1);
466 b3994ec5 2003-12-11 devnull bufread(&t->w->tag.file->b, 0, b, nt);
467 b3994ec5 2003-12-11 devnull slash = -1;
468 b3994ec5 2003-12-11 devnull for(m=0; m<nt; m++){
469 b3994ec5 2003-12-11 devnull c = b[m];
470 b3994ec5 2003-12-11 devnull if(c == '/')
471 b3994ec5 2003-12-11 devnull slash = m;
472 b3994ec5 2003-12-11 devnull if(c==' ' || c=='\t')
475 b3994ec5 2003-12-11 devnull if(slash < 0)
476 b3994ec5 2003-12-11 devnull goto Rescue;
477 d5c40a0d 2005-03-14 devnull slash++;
478 44e41b1f 2005-07-13 devnull if(dodollarsigns && expandenv(&b, (uint*)&slash))
479 d5c40a0d 2005-03-14 devnull b = runerealloc(b, slash+n);
480 d5c40a0d 2005-03-14 devnull runemove(b+slash, r, n);
481 b3994ec5 2003-12-11 devnull free(r);
482 d5c40a0d 2005-03-14 devnull return cleanrname(runestr(b, slash+n));
485 b3994ec5 2003-12-11 devnull free(b);
486 8ad51794 2004-03-25 devnull tmp = runestr(r, n);
488 b3994ec5 2003-12-11 devnull return cleanrname(tmp);
489 b3994ec5 2003-12-11 devnull return tmp;
493 b3994ec5 2003-12-11 devnull expandfile(Text *t, uint q0, uint q1, Expand *e)
495 b3994ec5 2003-12-11 devnull int i, n, nname, colon, eval;
496 b3994ec5 2003-12-11 devnull uint amin, amax;
497 b3994ec5 2003-12-11 devnull Rune *r, c;
498 b3994ec5 2003-12-11 devnull Window *w;
499 b3994ec5 2003-12-11 devnull Runestr rs;
501 b3994ec5 2003-12-11 devnull amax = q1;
502 b3994ec5 2003-12-11 devnull if(q1 == q0){
503 b3994ec5 2003-12-11 devnull colon = -1;
504 b3994ec5 2003-12-11 devnull while(q1<t->file->b.nc && isfilec(c=textreadc(t, q1))){
505 b3994ec5 2003-12-11 devnull if(c == ':'){
506 b3994ec5 2003-12-11 devnull colon = q1;
511 b3994ec5 2003-12-11 devnull while(q0>0 && (isfilec(c=textreadc(t, q0-1)) || isaddrc(c) || isregexc(c))){
513 b3994ec5 2003-12-11 devnull if(colon<0 && c==':')
514 b3994ec5 2003-12-11 devnull colon = q0;
517 b3994ec5 2003-12-11 devnull * if it looks like it might begin file: , consume address chars after :
518 b3994ec5 2003-12-11 devnull * otherwise terminate expansion at :
520 b3994ec5 2003-12-11 devnull if(colon >= 0){
521 b3994ec5 2003-12-11 devnull q1 = colon;
522 b3994ec5 2003-12-11 devnull if(colon<t->file->b.nc-1 && isaddrc(textreadc(t, colon+1))){
523 b3994ec5 2003-12-11 devnull q1 = colon+1;
524 8057b1ce 2005-03-21 devnull while(q1<t->file->b.nc && isaddrc(textreadc(t, q1)))
528 b3994ec5 2003-12-11 devnull if(q1 > q0)
529 b3994ec5 2003-12-11 devnull if(colon >= 0){ /* stop at white space */
530 b3994ec5 2003-12-11 devnull for(amax=colon+1; amax<t->file->b.nc; amax++)
531 b3994ec5 2003-12-11 devnull if((c=textreadc(t, amax))==' ' || c=='\t' || c=='\n')
534 b3994ec5 2003-12-11 devnull amax = t->file->b.nc;
536 b3994ec5 2003-12-11 devnull amin = amax;
537 b3994ec5 2003-12-11 devnull e->q0 = q0;
538 b3994ec5 2003-12-11 devnull e->q1 = q1;
539 b3994ec5 2003-12-11 devnull n = q1-q0;
540 b3994ec5 2003-12-11 devnull if(n == 0)
541 b3994ec5 2003-12-11 devnull return FALSE;
542 b3994ec5 2003-12-11 devnull /* see if it's a file name */
543 d5c40a0d 2005-03-14 devnull r = runemalloc(n+1); /* +1 for possible $ below */
544 b3994ec5 2003-12-11 devnull bufread(&t->file->b, q0, r, n);
545 b3994ec5 2003-12-11 devnull /* first, does it have bad chars? */
546 b3994ec5 2003-12-11 devnull nname = -1;
547 b3994ec5 2003-12-11 devnull for(i=0; i<n; i++){
548 b3994ec5 2003-12-11 devnull c = r[i];
549 b3994ec5 2003-12-11 devnull if(c==':' && nname<0){
550 b3994ec5 2003-12-11 devnull if(q0+i+1<t->file->b.nc && (i==n-1 || isaddrc(textreadc(t, q0+i+1))))
551 b3994ec5 2003-12-11 devnull amin = q0+i;
553 b3994ec5 2003-12-11 devnull goto Isntfile;
554 b3994ec5 2003-12-11 devnull nname = i;
557 b3994ec5 2003-12-11 devnull if(nname == -1)
558 b3994ec5 2003-12-11 devnull nname = n;
559 d5c40a0d 2005-03-14 devnull for(i=0; i<nname; i++){
560 d5c40a0d 2005-03-14 devnull if(dodollarsigns && i==0 && r[0]=='$')
561 d5c40a0d 2005-03-14 devnull continue;
562 b3994ec5 2003-12-11 devnull if(!isfilec(r[i]))
563 b3994ec5 2003-12-11 devnull goto Isntfile;
566 b3994ec5 2003-12-11 devnull * See if it's a file name in <>, and turn that into an include
567 b3994ec5 2003-12-11 devnull * file name if so. Should probably do it for "" too, but that's not
568 b3994ec5 2003-12-11 devnull * restrictive enough syntax and checking for a #include earlier on the
569 b3994ec5 2003-12-11 devnull * line would be silly.
571 b3994ec5 2003-12-11 devnull if(q0>0 && textreadc(t, q0-1)=='<' && q1<t->file->b.nc && textreadc(t, q1)=='>'){
572 b3994ec5 2003-12-11 devnull rs = includename(t, r, nname);
573 b3994ec5 2003-12-11 devnull r = rs.r;
574 b3994ec5 2003-12-11 devnull nname = rs.nr;
576 b3994ec5 2003-12-11 devnull else if(amin == q0)
577 b3994ec5 2003-12-11 devnull goto Isfile;
579 d5c40a0d 2005-03-14 devnull if(dodollarsigns && r[0] == '$')
580 44e41b1f 2005-07-13 devnull expandenv(&r, (uint*)&nname);
582 d5c40a0d 2005-03-14 devnull rs = dirname(t, r, nname);
583 d5c40a0d 2005-03-14 devnull r = rs.r;
584 d5c40a0d 2005-03-14 devnull nname = rs.nr;
587 b3994ec5 2003-12-11 devnull e->bname = runetobyte(r, nname);
588 b3994ec5 2003-12-11 devnull /* if it's already a window name, it's a file */
589 b3994ec5 2003-12-11 devnull w = lookfile(r, nname);
590 b3994ec5 2003-12-11 devnull if(w != nil)
591 b3994ec5 2003-12-11 devnull goto Isfile;
592 b3994ec5 2003-12-11 devnull /* if it's the name of a file, it's a file */
593 b3994ec5 2003-12-11 devnull if(access(e->bname, 0) < 0){
594 b3994ec5 2003-12-11 devnull free(e->bname);
595 b3994ec5 2003-12-11 devnull e->bname = nil;
596 b3994ec5 2003-12-11 devnull goto Isntfile;
600 b3994ec5 2003-12-11 devnull e->name = r;
601 b3994ec5 2003-12-11 devnull e->nname = nname;
602 b3994ec5 2003-12-11 devnull e->u.at = t;
603 b3994ec5 2003-12-11 devnull e->a0 = amin+1;
604 b3994ec5 2003-12-11 devnull eval = FALSE;
605 012a8a02 2004-10-22 devnull address(TRUE, nil, range(-1,-1), range(0,0), t, e->a0, amax, tgetc, &eval, (uint*)&e->a1);
606 b3994ec5 2003-12-11 devnull return TRUE;
608 b3994ec5 2003-12-11 devnull Isntfile:
609 b3994ec5 2003-12-11 devnull free(r);
610 b3994ec5 2003-12-11 devnull return FALSE;
614 b3994ec5 2003-12-11 devnull expand(Text *t, uint q0, uint q1, Expand *e)
616 b3994ec5 2003-12-11 devnull memset(e, 0, sizeof *e);
617 b3994ec5 2003-12-11 devnull e->agetc = tgetc;
618 b3994ec5 2003-12-11 devnull /* if in selection, choose selection */
619 b3994ec5 2003-12-11 devnull e->jump = TRUE;
620 b3994ec5 2003-12-11 devnull if(q1==q0 && t->q1>t->q0 && t->q0<=q0 && q0<=t->q1){
621 b3994ec5 2003-12-11 devnull q0 = t->q0;
622 b3994ec5 2003-12-11 devnull q1 = t->q1;
623 b3994ec5 2003-12-11 devnull if(t->what == Tag)
624 b3994ec5 2003-12-11 devnull e->jump = FALSE;
627 b3994ec5 2003-12-11 devnull if(expandfile(t, q0, q1, e))
628 b3994ec5 2003-12-11 devnull return TRUE;
629 b3994ec5 2003-12-11 devnull if(q0 == q1){
630 b3994ec5 2003-12-11 devnull while(q1<t->file->b.nc && isalnum(textreadc(t, q1)))
632 b3994ec5 2003-12-11 devnull while(q0>0 && isalnum(textreadc(t, q0-1)))
635 b3994ec5 2003-12-11 devnull e->q0 = q0;
636 b3994ec5 2003-12-11 devnull e->q1 = q1;
637 b3994ec5 2003-12-11 devnull return q1 > q0;
641 b3994ec5 2003-12-11 devnull lookfile(Rune *s, int n)
643 b3994ec5 2003-12-11 devnull int i, j, k;
644 b3994ec5 2003-12-11 devnull Window *w;
645 b3994ec5 2003-12-11 devnull Column *c;
646 b3994ec5 2003-12-11 devnull Text *t;
648 b3994ec5 2003-12-11 devnull /* avoid terminal slash on directories */
649 b3994ec5 2003-12-11 devnull if(n>1 && s[n-1] == '/')
651 b3994ec5 2003-12-11 devnull for(j=0; j<row.ncol; j++){
652 b3994ec5 2003-12-11 devnull c = row.col[j];
653 b3994ec5 2003-12-11 devnull for(i=0; i<c->nw; i++){
654 b3994ec5 2003-12-11 devnull w = c->w[i];
655 b3994ec5 2003-12-11 devnull t = &w->body;
656 b3994ec5 2003-12-11 devnull k = t->file->nname;
657 b3994ec5 2003-12-11 devnull if(k>1 && t->file->name[k-1] == '/')
659 b3994ec5 2003-12-11 devnull if(runeeq(t->file->name, k, s, n)){
660 b3994ec5 2003-12-11 devnull w = w->body.file->curtext->w;
661 b3994ec5 2003-12-11 devnull if(w->col != nil) /* protect against race deleting w */
662 b3994ec5 2003-12-11 devnull return w;
666 b3994ec5 2003-12-11 devnull return nil;
670 b3994ec5 2003-12-11 devnull lookid(int id, int dump)
672 b3994ec5 2003-12-11 devnull int i, j;
673 b3994ec5 2003-12-11 devnull Window *w;
674 b3994ec5 2003-12-11 devnull Column *c;
676 b3994ec5 2003-12-11 devnull for(j=0; j<row.ncol; j++){
677 b3994ec5 2003-12-11 devnull c = row.col[j];
678 b3994ec5 2003-12-11 devnull for(i=0; i<c->nw; i++){
679 b3994ec5 2003-12-11 devnull w = c->w[i];
680 b3994ec5 2003-12-11 devnull if(dump && w->dumpid == id)
681 b3994ec5 2003-12-11 devnull return w;
682 b3994ec5 2003-12-11 devnull if(!dump && w->id == id)
683 b3994ec5 2003-12-11 devnull return w;
686 b3994ec5 2003-12-11 devnull return nil;
691 b3994ec5 2003-12-11 devnull openfile(Text *t, Expand *e)
693 b3994ec5 2003-12-11 devnull Range r;
694 b3994ec5 2003-12-11 devnull Window *w, *ow;
695 b3994ec5 2003-12-11 devnull int eval, i, n;
696 b3994ec5 2003-12-11 devnull Rune *rp;
697 b3994ec5 2003-12-11 devnull uint dummy;
699 a8ec4910 2005-07-13 devnull r.q0 = 0;
700 a8ec4910 2005-07-13 devnull r.q1 = 0;
701 b3994ec5 2003-12-11 devnull if(e->nname == 0){
702 b3994ec5 2003-12-11 devnull w = t->w;
703 b3994ec5 2003-12-11 devnull if(w == nil)
704 b3994ec5 2003-12-11 devnull return nil;
706 b3994ec5 2003-12-11 devnull w = lookfile(e->name, e->nname);
708 b3994ec5 2003-12-11 devnull t = &w->body;
709 b3994ec5 2003-12-11 devnull if(!t->col->safe && t->fr.maxlines==0) /* window is obscured by full-column window */
710 b3994ec5 2003-12-11 devnull colgrow(t->col, t->col->w[0], 1);
712 b3994ec5 2003-12-11 devnull ow = nil;
714 b3994ec5 2003-12-11 devnull ow = t->w;
715 b3994ec5 2003-12-11 devnull w = makenewwindow(t);
716 b3994ec5 2003-12-11 devnull t = &w->body;
717 b3994ec5 2003-12-11 devnull winsetname(w, e->name, e->nname);
718 b3994ec5 2003-12-11 devnull textload(t, 0, e->bname, 1);
719 b3994ec5 2003-12-11 devnull t->file->mod = FALSE;
720 b3994ec5 2003-12-11 devnull t->w->dirty = FALSE;
721 b3994ec5 2003-12-11 devnull winsettag(t->w);
722 b3994ec5 2003-12-11 devnull textsetselect(&t->w->tag, t->w->tag.file->b.nc, t->w->tag.file->b.nc);
723 5a8e63b2 2004-02-29 devnull if(ow != nil){
724 b3994ec5 2003-12-11 devnull for(i=ow->nincl; --i>=0; ){
725 b3994ec5 2003-12-11 devnull n = runestrlen(ow->incl[i]);
726 b3994ec5 2003-12-11 devnull rp = runemalloc(n);
727 b3994ec5 2003-12-11 devnull runemove(rp, ow->incl[i], n);
728 b3994ec5 2003-12-11 devnull winaddincl(w, rp, n);
730 5a8e63b2 2004-02-29 devnull w->autoindent = ow->autoindent;
732 5a8e63b2 2004-02-29 devnull w->autoindent = globalautoindent;
734 b3994ec5 2003-12-11 devnull if(e->a1 == e->a0)
735 b3994ec5 2003-12-11 devnull eval = FALSE;
737 b3994ec5 2003-12-11 devnull eval = TRUE;
738 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);
739 b3994ec5 2003-12-11 devnull if(eval == FALSE)
740 b3994ec5 2003-12-11 devnull e->jump = FALSE; /* don't jump if invalid address */
742 b3994ec5 2003-12-11 devnull if(eval == FALSE){
743 b3994ec5 2003-12-11 devnull r.q0 = t->q0;
744 b3994ec5 2003-12-11 devnull r.q1 = t->q1;
746 b3994ec5 2003-12-11 devnull textshow(t, r.q0, r.q1, 1);
747 b3994ec5 2003-12-11 devnull winsettag(t->w);
748 b3994ec5 2003-12-11 devnull seltext = t;
749 b3994ec5 2003-12-11 devnull if(e->jump)
750 b3994ec5 2003-12-11 devnull moveto(mousectl, addpt(frptofchar(&t->fr, t->fr.p0), Pt(4, font->height-4)));
751 b3994ec5 2003-12-11 devnull return w;
755 b3994ec5 2003-12-11 devnull new(Text *et, Text *t, Text *argt, int flag1, int flag2, Rune *arg, int narg)
757 b3994ec5 2003-12-11 devnull int ndone;
758 b3994ec5 2003-12-11 devnull Rune *a, *f;
759 b3994ec5 2003-12-11 devnull int na, nf;
760 b3994ec5 2003-12-11 devnull Expand e;
761 b3994ec5 2003-12-11 devnull Runestr rs;
763 b3994ec5 2003-12-11 devnull getarg(argt, FALSE, TRUE, &a, &na);
765 b3994ec5 2003-12-11 devnull new(et, t, nil, flag1, flag2, a, na);
766 b3994ec5 2003-12-11 devnull if(narg == 0)
769 b3994ec5 2003-12-11 devnull /* loop condition: *arg is not a blank */
770 b3994ec5 2003-12-11 devnull for(ndone=0; ; ndone++){
771 b3994ec5 2003-12-11 devnull a = findbl(arg, narg, &na);
772 b3994ec5 2003-12-11 devnull if(a == arg){
773 b3994ec5 2003-12-11 devnull if(ndone==0 && et->col!=nil)
774 b3994ec5 2003-12-11 devnull winsettag(coladd(et->col, nil, nil, -1));
777 b3994ec5 2003-12-11 devnull nf = narg-na;
778 b3994ec5 2003-12-11 devnull f = runemalloc(nf);
779 b3994ec5 2003-12-11 devnull runemove(f, arg, nf);
780 b3994ec5 2003-12-11 devnull rs = dirname(et, f, nf);
781 b3994ec5 2003-12-11 devnull f = rs.r;
782 b3994ec5 2003-12-11 devnull nf = rs.nr;
783 b3994ec5 2003-12-11 devnull memset(&e, 0, sizeof e);
784 b3994ec5 2003-12-11 devnull e.name = f;
785 b3994ec5 2003-12-11 devnull e.nname = nf;
786 b3994ec5 2003-12-11 devnull e.bname = runetobyte(f, nf);
787 b3994ec5 2003-12-11 devnull e.jump = TRUE;
788 b3994ec5 2003-12-11 devnull openfile(et, &e);
789 b3994ec5 2003-12-11 devnull free(f);
790 b3994ec5 2003-12-11 devnull free(e.bname);
791 b3994ec5 2003-12-11 devnull arg = skipbl(a, na, &narg);
