1 564ca709 2004-04-19 devnull #include <u.h>
2 564ca709 2004-04-19 devnull #include <libc.h>
3 564ca709 2004-04-19 devnull #include <bio.h>
4 564ca709 2004-04-19 devnull #include <mach.h>
5 564ca709 2004-04-19 devnull #define Extern
6 564ca709 2004-04-19 devnull #include "acid.h"
7 564ca709 2004-04-19 devnull #include "y.tab.h"
9 564ca709 2004-04-19 devnull extern int __ifmt(Fmt*);
11 564ca709 2004-04-19 devnull static Biobuf bioout;
12 564ca709 2004-04-19 devnull static char* lm[16];
13 564ca709 2004-04-19 devnull static int nlm;
14 564ca709 2004-04-19 devnull static char* mtype;
16 564ca709 2004-04-19 devnull static int attachfiles(int, char**);
17 564ca709 2004-04-19 devnull int xfmt(Fmt*);
18 564ca709 2004-04-19 devnull int isnumeric(char*);
19 564ca709 2004-04-19 devnull void die(void);
20 564ca709 2004-04-19 devnull void setcore(Fhdr*);
23 564ca709 2004-04-19 devnull usage(void)
25 564ca709 2004-04-19 devnull fprint(2, "usage: acid [-c core] [-l module] [-m machine] [-qrw] [-k] [pid] [file]\n");
26 564ca709 2004-04-19 devnull exits("usage");
30 f9aa99c7 2004-06-09 devnull dumbmap(int fd)
32 f9aa99c7 2004-06-09 devnull Map *dumb;
35 f9aa99c7 2004-06-09 devnull dumb = allocmap();
36 f9aa99c7 2004-06-09 devnull memset(&s, 0, sizeof s);
37 f9aa99c7 2004-06-09 devnull s.fd = fd;
38 f9aa99c7 2004-06-09 devnull s.base = 0;
39 f9aa99c7 2004-06-09 devnull s.offset = 0;
40 f9aa99c7 2004-06-09 devnull s.size = 0xFFFFFFFF;
41 f9aa99c7 2004-06-09 devnull s.name = "data";
42 f9aa99c7 2004-06-09 devnull s.file = "<dumb>";
43 f9aa99c7 2004-06-09 devnull if(addseg(dumb, s) < 0){
44 f9aa99c7 2004-06-09 devnull freemap(dumb);
45 f9aa99c7 2004-06-09 devnull return nil;
47 f9aa99c7 2004-06-09 devnull if(mach == nil)
48 f9aa99c7 2004-06-09 devnull mach = machcpu;
49 f9aa99c7 2004-06-09 devnull return dumb;
53 564ca709 2004-04-19 devnull main(int argc, char *argv[])
57 564ca709 2004-04-19 devnull char buf[128], *s;
58 564ca709 2004-04-19 devnull int pid, i;
60 564ca709 2004-04-19 devnull argv0 = argv[0];
62 564ca709 2004-04-19 devnull quiet = 1;
64 564ca709 2004-04-19 devnull mtype = 0;
65 564ca709 2004-04-19 devnull ARGBEGIN{
66 564ca709 2004-04-19 devnull case 'A':
69 564ca709 2004-04-19 devnull case 'm':
70 564ca709 2004-04-19 devnull mtype = ARGF();
72 564ca709 2004-04-19 devnull case 'w':
73 564ca709 2004-04-19 devnull wtflag = 1;
75 564ca709 2004-04-19 devnull case 'l':
76 564ca709 2004-04-19 devnull s = ARGF();
77 564ca709 2004-04-19 devnull if(s == 0)
79 564ca709 2004-04-19 devnull lm[nlm++] = s;
81 564ca709 2004-04-19 devnull case 'k':
82 564ca709 2004-04-19 devnull kernel++;
84 564ca709 2004-04-19 devnull case 'q':
85 564ca709 2004-04-19 devnull quiet = 0;
87 564ca709 2004-04-19 devnull case 'r':
89 564ca709 2004-04-19 devnull remote++;
90 564ca709 2004-04-19 devnull kernel++;
96 564ca709 2004-04-19 devnull fmtinstall('x', xfmt);
97 564ca709 2004-04-19 devnull fmtinstall('Z', Zfmt);
98 564ca709 2004-04-19 devnull fmtinstall('L', locfmt);
99 564ca709 2004-04-19 devnull Binit(&bioout, 1, OWRITE);
100 564ca709 2004-04-19 devnull bout = &bioout;
102 e637c944 2004-04-20 devnull initexpr();
103 d2cbcb77 2004-04-20 devnull initprint();
104 564ca709 2004-04-19 devnull kinit();
105 564ca709 2004-04-19 devnull initialising = 1;
106 564ca709 2004-04-19 devnull pushfile(0);
107 564ca709 2004-04-19 devnull loadvars();
108 564ca709 2004-04-19 devnull installbuiltin();
110 564ca709 2004-04-19 devnull if(mtype && machbyname(mtype) == 0)
111 564ca709 2004-04-19 devnull print("unknown machine %s", mtype);
113 564ca709 2004-04-19 devnull if (attachfiles(argc, argv) < 0)
114 564ca709 2004-04-19 devnull varreg(); /* use default register set on error */
115 564ca709 2004-04-19 devnull if(mach == nil)
116 564ca709 2004-04-19 devnull mach = machcpu;
118 564ca709 2004-04-19 devnull symhdr = nil; /* not supposed to use this anymore */
120 564ca709 2004-04-19 devnull l = mkvar("acid");
121 564ca709 2004-04-19 devnull l->v->set = 1;
122 564ca709 2004-04-19 devnull l->v->type = TLIST;
123 564ca709 2004-04-19 devnull l->v->store.u.l = nil;
125 13e66070 2004-04-20 devnull loadmodule(unsharp("#9/acid/port"));
126 564ca709 2004-04-19 devnull for(i = 0; i < nlm; i++) {
127 564ca709 2004-04-19 devnull if(access(lm[i], AREAD) >= 0)
128 564ca709 2004-04-19 devnull loadmodule(lm[i]);
130 13e66070 2004-04-20 devnull sprint(buf, "#9/acid/%s", lm[i]);
131 13e66070 2004-04-20 devnull loadmodule(unsharp(buf));
135 564ca709 2004-04-19 devnull userinit();
136 564ca709 2004-04-19 devnull varsym();
138 564ca709 2004-04-19 devnull l = look("acidmap");
139 564ca709 2004-04-19 devnull if(l && l->proc) {
140 b4a659b6 2004-04-19 devnull if(setjmp(err) == 0){
141 b4a659b6 2004-04-19 devnull n = an(ONAME, ZN, ZN);
142 b4a659b6 2004-04-19 devnull n->sym = l;
143 b4a659b6 2004-04-19 devnull n = an(OCALL, n, ZN);
144 b4a659b6 2004-04-19 devnull execute(n);
148 564ca709 2004-04-19 devnull interactive = 1;
149 564ca709 2004-04-19 devnull initialising = 0;
150 564ca709 2004-04-19 devnull line = 1;
152 564ca709 2004-04-19 devnull notify(catcher);
154 564ca709 2004-04-19 devnull for(;;) {
155 564ca709 2004-04-19 devnull if(setjmp(err)) {
156 564ca709 2004-04-19 devnull Binit(&bioout, 1, OWRITE);
157 564ca709 2004-04-19 devnull unwind();
159 564ca709 2004-04-19 devnull stacked = 0;
161 564ca709 2004-04-19 devnull Bprint(bout, "acid; ");
163 564ca709 2004-04-19 devnull if(yyparse() != 1)
165 564ca709 2004-04-19 devnull restartio();
167 564ca709 2004-04-19 devnull unwind();
169 564ca709 2004-04-19 devnull Bputc(bout, '\n');
170 564ca709 2004-04-19 devnull exits(0);
173 564ca709 2004-04-19 devnull static int
174 564ca709 2004-04-19 devnull attachfiles(int argc, char **argv)
176 f9aa99c7 2004-06-09 devnull int fd, pid;
177 564ca709 2004-04-19 devnull char *s;
178 564ca709 2004-04-19 devnull int i, omode;
179 564ca709 2004-04-19 devnull Fhdr *hdr;
180 564ca709 2004-04-19 devnull Lsym *l;
181 564ca709 2004-04-19 devnull Value *v;
183 b4a659b6 2004-04-19 devnull pid = 0;
184 564ca709 2004-04-19 devnull interactive = 0;
185 564ca709 2004-04-19 devnull if(setjmp(err))
186 564ca709 2004-04-19 devnull return -1;
189 564ca709 2004-04-19 devnull * Unix and Plan 9 differ on what the right order of pid, text, and core is.
190 564ca709 2004-04-19 devnull * I never remember anyway. Let's just accept them in any order.
192 564ca709 2004-04-19 devnull omode = wtflag ? ORDWR : OREAD;
193 564ca709 2004-04-19 devnull for(i=0; i<argc; i++){
194 564ca709 2004-04-19 devnull if(isnumeric(argv[i])){
195 564ca709 2004-04-19 devnull if(pid){
196 564ca709 2004-04-19 devnull fprint(2, "already have pid %d; ignoring pid %d\n", pid, argv[i]);
197 564ca709 2004-04-19 devnull continue;
199 564ca709 2004-04-19 devnull if(corhdr){
200 564ca709 2004-04-19 devnull fprint(2, "already have core %s; ignoring pid %d\n", corfil, pid);
201 564ca709 2004-04-19 devnull continue;
203 564ca709 2004-04-19 devnull pid = atoi(argv[i]);
204 564ca709 2004-04-19 devnull continue;
206 564ca709 2004-04-19 devnull if((hdr = crackhdr(argv[i], omode)) == nil){
207 564ca709 2004-04-19 devnull fprint(2, "crackhdr %s: %r\n", argv[i]);
208 f9aa99c7 2004-06-09 devnull if(argc == 1 && (fd = open(argv[i], omode)) > 0){
209 f9aa99c7 2004-06-09 devnull fprint(2, "loading %s direct mapped\n", argv[i]);
210 f9aa99c7 2004-06-09 devnull symmap = dumbmap(fd);
211 f9aa99c7 2004-06-09 devnull cormap = dumbmap(fd);
212 f9aa99c7 2004-06-09 devnull symfil = argv[i];
213 f9aa99c7 2004-06-09 devnull corfil = argv[i];
214 f9aa99c7 2004-06-09 devnull goto Run;
216 564ca709 2004-04-19 devnull continue;
218 564ca709 2004-04-19 devnull fprint(2, "%s: %s %s %s\n", argv[i], hdr->aname, hdr->mname, hdr->fname);
219 564ca709 2004-04-19 devnull if(hdr->ftype == FCORE){
220 564ca709 2004-04-19 devnull if(pid){
221 564ca709 2004-04-19 devnull fprint(2, "already have pid %d; ignoring core %s\n", pid, argv[i]);
222 564ca709 2004-04-19 devnull uncrackhdr(hdr);
223 564ca709 2004-04-19 devnull continue;
225 564ca709 2004-04-19 devnull if(corhdr){
226 564ca709 2004-04-19 devnull fprint(2, "already have core %s; ignoring core %s\n", corfil, argv[i]);
227 564ca709 2004-04-19 devnull uncrackhdr(hdr);
228 564ca709 2004-04-19 devnull continue;
230 564ca709 2004-04-19 devnull corhdr = hdr;
231 564ca709 2004-04-19 devnull corfil = argv[i];
233 564ca709 2004-04-19 devnull if(symhdr){
234 564ca709 2004-04-19 devnull fprint(2, "already have text %s; ignoring text %s\n", symfil, argv[i]);
235 564ca709 2004-04-19 devnull uncrackhdr(hdr);
236 564ca709 2004-04-19 devnull continue;
238 564ca709 2004-04-19 devnull symhdr = hdr;
239 564ca709 2004-04-19 devnull symfil = argv[i];
243 564ca709 2004-04-19 devnull if(symhdr==nil){
244 564ca709 2004-04-19 devnull symfil = "a.out";
245 564ca709 2004-04-19 devnull if(pid){
246 564ca709 2004-04-19 devnull if((s = proctextfile(pid)) != nil){
247 564ca709 2004-04-19 devnull fprint(2, "pid %d: text %s\n", pid, s);
248 564ca709 2004-04-19 devnull symfil = s;
251 564ca709 2004-04-19 devnull /* XXX pull command from core */
253 c2a9c3bb 2004-04-19 devnull if((symhdr = crackhdr(symfil, omode)) == nil){
254 564ca709 2004-04-19 devnull fprint(2, "crackhdr %s: %r\n", symfil);
255 564ca709 2004-04-19 devnull symfil = nil;
259 564ca709 2004-04-19 devnull if(symhdr)
260 564ca709 2004-04-19 devnull syminit(symhdr);
262 564ca709 2004-04-19 devnull if(!mach)
263 564ca709 2004-04-19 devnull mach = machcpu;
266 564ca709 2004-04-19 devnull * Set up maps.
268 564ca709 2004-04-19 devnull symmap = allocmap();
269 564ca709 2004-04-19 devnull cormap = allocmap();
270 564ca709 2004-04-19 devnull if(symmap == nil || cormap == nil)
271 564ca709 2004-04-19 devnull sysfatal("allocating maps: %r");
273 564ca709 2004-04-19 devnull if(symhdr){
274 564ca709 2004-04-19 devnull if(mapfile(symhdr, 0, symmap, nil) < 0)
275 564ca709 2004-04-19 devnull fprint(2, "mapping %s: %r\n", symfil);
276 564ca709 2004-04-19 devnull mapfile(symhdr, 0, cormap, nil);
280 564ca709 2004-04-19 devnull l = mkvar("objtype");
281 564ca709 2004-04-19 devnull v = l->v;
282 564ca709 2004-04-19 devnull v->store.fmt = 's';
283 564ca709 2004-04-19 devnull v->set = 1;
284 564ca709 2004-04-19 devnull v->store.u.string = strnode(mach->name);
285 564ca709 2004-04-19 devnull v->type = TSTRING;
287 564ca709 2004-04-19 devnull l = mkvar("textfile");
288 564ca709 2004-04-19 devnull v = l->v;
289 564ca709 2004-04-19 devnull v->store.fmt = 's';
290 564ca709 2004-04-19 devnull v->set = 1;
291 564ca709 2004-04-19 devnull v->store.u.string = strnode(symfil ? symfil : "");
292 564ca709 2004-04-19 devnull v->type = TSTRING;
294 564ca709 2004-04-19 devnull l = mkvar("systype");
295 564ca709 2004-04-19 devnull v = l->v;
296 564ca709 2004-04-19 devnull v->store.fmt = 's';
297 564ca709 2004-04-19 devnull v->set = 1;
298 564ca709 2004-04-19 devnull v->store.u.string = strnode(symhdr ? symhdr->aname : "");
299 564ca709 2004-04-19 devnull v->type = TSTRING;
301 564ca709 2004-04-19 devnull l = mkvar("corefile");
302 564ca709 2004-04-19 devnull v = l->v;
303 564ca709 2004-04-19 devnull v->store.fmt = 's';
304 564ca709 2004-04-19 devnull v->set = 1;
305 564ca709 2004-04-19 devnull v->store.u.string = strnode(corfil ? corfil : "");
306 564ca709 2004-04-19 devnull v->type = TSTRING;
309 564ca709 2004-04-19 devnull sproc(pid);
310 564ca709 2004-04-19 devnull if(corhdr)
311 564ca709 2004-04-19 devnull setcore(corhdr);
312 564ca709 2004-04-19 devnull varreg();
313 564ca709 2004-04-19 devnull return 0;
317 564ca709 2004-04-19 devnull setcore(Fhdr *hdr)
319 564ca709 2004-04-19 devnull unmapproc(cormap);
320 564ca709 2004-04-19 devnull unmapfile(corhdr, cormap);
321 564ca709 2004-04-19 devnull free(correg);
322 564ca709 2004-04-19 devnull correg = nil;
324 564ca709 2004-04-19 devnull if(hdr == nil)
325 564ca709 2004-04-19 devnull error("no core");
326 564ca709 2004-04-19 devnull if(mapfile(hdr, 0, cormap, &correg) < 0)
327 564ca709 2004-04-19 devnull error("mapfile %s: %r", hdr->filename);
328 564ca709 2004-04-19 devnull corhdr = hdr;
329 564ca709 2004-04-19 devnull corfil = hdr->filename;
333 564ca709 2004-04-19 devnull die(void)
335 564ca709 2004-04-19 devnull Lsym *s;
336 564ca709 2004-04-19 devnull List *f;
338 564ca709 2004-04-19 devnull Bprint(bout, "\n");
340 564ca709 2004-04-19 devnull s = look("proclist");
341 564ca709 2004-04-19 devnull if(s && s->v->type == TLIST) {
342 564ca709 2004-04-19 devnull for(f = s->v->store.u.l; f; f = f->next){
343 564ca709 2004-04-19 devnull detachproc((int)f->store.u.ival);
344 564ca709 2004-04-19 devnull Bprint(bout, "/bin/kill -9 %d\n", (int)f->store.u.ival);
347 564ca709 2004-04-19 devnull exits(0);
351 564ca709 2004-04-19 devnull userinit(void)
353 564ca709 2004-04-19 devnull Lsym *l;
354 564ca709 2004-04-19 devnull Node *n;
355 564ca709 2004-04-19 devnull char buf[128], *p;
357 13e66070 2004-04-20 devnull sprint(buf, "#9/acid/%s", mach->name);
358 13e66070 2004-04-20 devnull loadmodule(unsharp(buf));
359 564ca709 2004-04-19 devnull p = getenv("home");
360 564ca709 2004-04-19 devnull if(p != 0) {
361 564ca709 2004-04-19 devnull sprint(buf, "%s/lib/acid", p);
362 564ca709 2004-04-19 devnull silent = 1;
363 564ca709 2004-04-19 devnull loadmodule(buf);
366 564ca709 2004-04-19 devnull interactive = 0;
367 564ca709 2004-04-19 devnull if(setjmp(err)) {
368 564ca709 2004-04-19 devnull unwind();
371 564ca709 2004-04-19 devnull l = look("acidinit");
372 564ca709 2004-04-19 devnull if(l && l->proc) {
373 564ca709 2004-04-19 devnull n = an(ONAME, ZN, ZN);
374 564ca709 2004-04-19 devnull n->sym = l;
375 564ca709 2004-04-19 devnull n = an(OCALL, n, ZN);
376 564ca709 2004-04-19 devnull execute(n);
381 564ca709 2004-04-19 devnull loadmodule(char *s)
383 564ca709 2004-04-19 devnull interactive = 0;
384 564ca709 2004-04-19 devnull if(setjmp(err)) {
385 564ca709 2004-04-19 devnull unwind();
388 564ca709 2004-04-19 devnull pushfile(s);
389 564ca709 2004-04-19 devnull silent = 0;
390 564ca709 2004-04-19 devnull yyparse();
391 564ca709 2004-04-19 devnull popio();
396 564ca709 2004-04-19 devnull an(int op, Node *l, Node *r)
398 564ca709 2004-04-19 devnull Node *n;
400 564ca709 2004-04-19 devnull n = gmalloc(sizeof(Node));
401 564ca709 2004-04-19 devnull memset(n, 0, sizeof(Node));
402 564ca709 2004-04-19 devnull n->gc.gclink = gcl;
403 564ca709 2004-04-19 devnull gcl = (Gc*)n;
404 564ca709 2004-04-19 devnull n->op = op;
405 564ca709 2004-04-19 devnull n->left = l;
406 564ca709 2004-04-19 devnull n->right = r;
407 564ca709 2004-04-19 devnull return n;
411 564ca709 2004-04-19 devnull al(int t)
413 564ca709 2004-04-19 devnull List *l;
415 564ca709 2004-04-19 devnull l = gmalloc(sizeof(List));
416 564ca709 2004-04-19 devnull memset(l, 0, sizeof(List));
417 564ca709 2004-04-19 devnull l->type = t;
418 564ca709 2004-04-19 devnull l->gc.gclink = gcl;
419 564ca709 2004-04-19 devnull gcl = (Gc*)l;
420 564ca709 2004-04-19 devnull return l;
424 564ca709 2004-04-19 devnull con(int v)
426 564ca709 2004-04-19 devnull Node *n;
428 564ca709 2004-04-19 devnull n = an(OCONST, ZN, ZN);
429 564ca709 2004-04-19 devnull n->store.u.ival = v;
430 564ca709 2004-04-19 devnull n->store.fmt = 'X';
431 564ca709 2004-04-19 devnull n->type = TINT;
432 564ca709 2004-04-19 devnull return n;
436 564ca709 2004-04-19 devnull fatal(char *fmt, ...)
438 564ca709 2004-04-19 devnull char buf[128];
439 564ca709 2004-04-19 devnull va_list arg;
441 564ca709 2004-04-19 devnull va_start(arg, fmt);
442 564ca709 2004-04-19 devnull vseprint(buf, buf+sizeof(buf), fmt, arg);
443 564ca709 2004-04-19 devnull va_end(arg);
444 564ca709 2004-04-19 devnull fprint(2, "%s: %Z (fatal problem) %s\n", argv0, buf);
445 564ca709 2004-04-19 devnull exits(buf);
449 564ca709 2004-04-19 devnull yyerror(char *fmt, ...)
451 564ca709 2004-04-19 devnull char buf[128];
452 564ca709 2004-04-19 devnull va_list arg;
454 564ca709 2004-04-19 devnull if(strcmp(fmt, "syntax error") == 0) {
455 564ca709 2004-04-19 devnull yyerror("syntax error, near symbol '%s'", symbol);
458 564ca709 2004-04-19 devnull va_start(arg, fmt);
459 564ca709 2004-04-19 devnull vseprint(buf, buf+sizeof(buf), fmt, arg);
460 564ca709 2004-04-19 devnull va_end(arg);
461 564ca709 2004-04-19 devnull print("%Z: %s\n", buf);
465 564ca709 2004-04-19 devnull marktree(Node *n)
468 564ca709 2004-04-19 devnull if(n == 0)
471 564ca709 2004-04-19 devnull marktree(n->left);
472 564ca709 2004-04-19 devnull marktree(n->right);
474 564ca709 2004-04-19 devnull n->gc.gcmark = 1;
475 564ca709 2004-04-19 devnull if(n->op != OCONST)
478 564ca709 2004-04-19 devnull switch(n->type) {
479 564ca709 2004-04-19 devnull case TSTRING:
480 564ca709 2004-04-19 devnull n->store.u.string->gc.gcmark = 1;
482 564ca709 2004-04-19 devnull case TLIST:
483 564ca709 2004-04-19 devnull marklist(n->store.u.l);
485 564ca709 2004-04-19 devnull case TCODE:
486 564ca709 2004-04-19 devnull marktree(n->store.u.cc);
492 564ca709 2004-04-19 devnull marklist(List *l)
494 564ca709 2004-04-19 devnull while(l) {
495 564ca709 2004-04-19 devnull l->gc.gcmark = 1;
496 564ca709 2004-04-19 devnull switch(l->type) {
497 564ca709 2004-04-19 devnull case TSTRING:
498 564ca709 2004-04-19 devnull l->store.u.string->gc.gcmark = 1;
500 564ca709 2004-04-19 devnull case TLIST:
501 564ca709 2004-04-19 devnull marklist(l->store.u.l);
503 564ca709 2004-04-19 devnull case TCODE:
504 564ca709 2004-04-19 devnull marktree(l->store.u.cc);
507 564ca709 2004-04-19 devnull l = l->next;
512 564ca709 2004-04-19 devnull gc(void)
515 564ca709 2004-04-19 devnull Lsym *f;
516 564ca709 2004-04-19 devnull Value *v;
517 564ca709 2004-04-19 devnull Gc *m, **p, *next;
519 564ca709 2004-04-19 devnull if(dogc < Mempergc)
521 564ca709 2004-04-19 devnull dogc = 0;
523 564ca709 2004-04-19 devnull /* Mark */
524 564ca709 2004-04-19 devnull for(m = gcl; m; m = m->gclink)
525 564ca709 2004-04-19 devnull m->gcmark = 0;
527 564ca709 2004-04-19 devnull /* Scan */
528 564ca709 2004-04-19 devnull for(i = 0; i < Hashsize; i++) {
529 564ca709 2004-04-19 devnull for(f = hash[i]; f; f = f->hash) {
530 564ca709 2004-04-19 devnull marktree(f->proc);
531 564ca709 2004-04-19 devnull if(f->lexval != Tid)
532 564ca709 2004-04-19 devnull continue;
533 564ca709 2004-04-19 devnull for(v = f->v; v; v = v->pop) {
534 564ca709 2004-04-19 devnull switch(v->type) {
535 564ca709 2004-04-19 devnull case TSTRING:
536 564ca709 2004-04-19 devnull v->store.u.string->gc.gcmark = 1;
538 564ca709 2004-04-19 devnull case TLIST:
539 564ca709 2004-04-19 devnull marklist(v->store.u.l);
541 564ca709 2004-04-19 devnull case TCODE:
542 564ca709 2004-04-19 devnull marktree(v->store.u.cc);
549 564ca709 2004-04-19 devnull /* Free */
550 564ca709 2004-04-19 devnull p = &gcl;
551 564ca709 2004-04-19 devnull for(m = gcl; m; m = next) {
552 564ca709 2004-04-19 devnull next = m->gclink;
553 564ca709 2004-04-19 devnull if(m->gcmark == 0) {
554 564ca709 2004-04-19 devnull *p = next;
555 564ca709 2004-04-19 devnull free(m); /* Sleazy reliance on my malloc */
558 564ca709 2004-04-19 devnull p = &m->gclink;
563 564ca709 2004-04-19 devnull gmalloc(long l)
565 564ca709 2004-04-19 devnull void *p;
567 564ca709 2004-04-19 devnull dogc += l;
568 564ca709 2004-04-19 devnull p = malloc(l);
569 564ca709 2004-04-19 devnull if(p == 0)
570 564ca709 2004-04-19 devnull fatal("out of memory");
571 564ca709 2004-04-19 devnull return p;
575 564ca709 2004-04-19 devnull checkqid(int f1, int pid)
578 564ca709 2004-04-19 devnull Dir *d1, *d2;
579 564ca709 2004-04-19 devnull char buf[128];
581 564ca709 2004-04-19 devnull if(kernel)
584 564ca709 2004-04-19 devnull d1 = dirfstat(f1);
585 564ca709 2004-04-19 devnull if(d1 == nil){
586 564ca709 2004-04-19 devnull print("checkqid: (qid not checked) dirfstat: %r\n");
590 564ca709 2004-04-19 devnull sprint(buf, "/proc/%d/text", pid);
591 564ca709 2004-04-19 devnull fd = open(buf, OREAD);
592 564ca709 2004-04-19 devnull if(fd < 0 || (d2 = dirfstat(fd)) == nil){
593 564ca709 2004-04-19 devnull print("checkqid: (qid not checked) dirstat %s: %r\n", buf);
594 564ca709 2004-04-19 devnull free(d1);
595 564ca709 2004-04-19 devnull if(fd >= 0)
596 564ca709 2004-04-19 devnull close(fd);
600 564ca709 2004-04-19 devnull close(fd);
602 564ca709 2004-04-19 devnull if(d1->qid.path != d2->qid.path || d1->qid.vers != d2->qid.vers || d1->qid.type != d2->qid.type){
603 564ca709 2004-04-19 devnull print("path %llux %llux vers %lud %lud type %d %d\n",
604 564ca709 2004-04-19 devnull d1->qid.path, d2->qid.path, d1->qid.vers, d2->qid.vers, d1->qid.type, d2->qid.type);
605 564ca709 2004-04-19 devnull print("warning: image does not match text for pid %d\n", pid);
607 564ca709 2004-04-19 devnull free(d1);
608 564ca709 2004-04-19 devnull free(d2);
612 564ca709 2004-04-19 devnull catcher(void *junk, char *s)
614 564ca709 2004-04-19 devnull USED(junk);
616 564ca709 2004-04-19 devnull if(strstr(s, "interrupt")) {
617 564ca709 2004-04-19 devnull gotint = 1;
618 564ca709 2004-04-19 devnull noted(NCONT);
620 564ca709 2004-04-19 devnull if(strstr(s, "child"))
621 564ca709 2004-04-19 devnull noted(NCONT);
622 564ca709 2004-04-19 devnull fprint(2, "note: %s\n", s);
623 564ca709 2004-04-19 devnull noted(NDFLT);
627 564ca709 2004-04-19 devnull system(void)
629 564ca709 2004-04-19 devnull char *cpu, *p, *q;
630 564ca709 2004-04-19 devnull static char kernel[128];
632 564ca709 2004-04-19 devnull cpu = getenv("cputype");
633 564ca709 2004-04-19 devnull if(cpu == 0) {
634 564ca709 2004-04-19 devnull cpu = "mips";
635 564ca709 2004-04-19 devnull print("$cputype not set; assuming %s\n", cpu);
637 564ca709 2004-04-19 devnull p = getenv("terminal");
638 564ca709 2004-04-19 devnull if(p == 0 || (p=strchr(p, ' ')) == 0 || p[1] == ' ' || p[1] == 0) {
639 564ca709 2004-04-19 devnull p = "9power";
640 564ca709 2004-04-19 devnull print("missing or bad $terminal; assuming %s\n", p);
644 564ca709 2004-04-19 devnull q = strchr(p, ' ');
647 564ca709 2004-04-19 devnull sprint(kernel, "/%s/9%s", cpu, p);
649 564ca709 2004-04-19 devnull return kernel;
653 564ca709 2004-04-19 devnull isnumeric(char *s)
655 564ca709 2004-04-19 devnull while(*s) {
656 564ca709 2004-04-19 devnull if(*s < '0' || *s > '9')
657 564ca709 2004-04-19 devnull return 0;
660 564ca709 2004-04-19 devnull return 1;
664 564ca709 2004-04-19 devnull xfmt(Fmt *f)
666 564ca709 2004-04-19 devnull f->flags ^= FmtSharp;
667 564ca709 2004-04-19 devnull return __ifmt(f);