clean up install entry to use install script
[unix-history] / usr / src / usr.sbin / config / mkmakefile.c
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CommitLineData
1/* mkmakefile.c 1.24 83/01/14 */
2
3/*
4 * Build the makefile for the system, from
5 * the information in the files files and the
6 * additional files for the machine being compiled to.
7 */
8
9#include <stdio.h>
10#include <ctype.h>
11#include "y.tab.h"
12#include "config.h"
13
14#define next_word(fp, wd) \
15 { register char *word = get_word(fp); \
16 if (word == (char *)EOF) \
17 return; \
18 else \
19 wd = word; \
20 }
21
22static struct file_list *fcur;
23
24/*
25 * Lookup a file, by make.
26 */
27struct file_list *
28fl_lookup(file)
29 register char *file;
30{
31 register struct file_list *fp;
32
33 for (fp = ftab ; fp != 0; fp = fp->f_next) {
34 if (eq(fp->f_fn, file))
35 return (fp);
36 }
37 return (0);
38}
39
40/*
41 * Make a new file list entry
42 */
43struct file_list *
44new_fent()
45{
46 register struct file_list *fp;
47
48 fp = (struct file_list *) malloc(sizeof *fp);
49 fp->f_needs = 0;
50 fp->f_next = 0;
51 if (fcur == 0)
52 fcur = ftab = fp;
53 else
54 fcur->f_next = fp;
55 fcur = fp;
56 return (fp);
57}
58
59char *COPTS;
60
61/*
62 * Build the makefile from the skeleton
63 */
64makefile()
65{
66 FILE *ifp, *ofp;
67 char line[BUFSIZ];
68 struct opt *op;
69
70 read_files();
71 strcpy(line, "../conf/makefile.");
72 (void) strcat(line, machinename);
73 ifp = fopen(line, "r");
74 if (ifp == 0) {
75 perror(line);
76 exit(1);
77 }
78 ofp = fopen(path("makefile"), "w");
79 if (ofp == 0) {
80 perror(path("makefile"));
81 exit(1);
82 }
83 fprintf(ofp, "IDENT=-D%s", raise(ident));
84 if (profiling)
85 fprintf(ofp, " -DGPROF");
86 if (cputype == 0) {
87 printf("cpu type must be specified\n");
88 exit(1);
89 }
90 { struct cputype *cp;
91 for (cp = cputype; cp; cp = cp->cpu_next)
92 fprintf(ofp, " -D%s", cp->cpu_name);
93 }
94 for (op = opt; op; op = op->op_next)
95 if (op->op_value)
96 fprintf(ofp, " -D%s=\"%s\"", op->op_name, op->op_value);
97 else
98 fprintf(ofp, " -D%s", op->op_name);
99 fprintf(ofp, "\n");
100 if (hadtz == 0)
101 printf("timezone not specified; gmt assumed\n");
102 if (maxusers == 0) {
103 printf("maxusers not specified; 24 assumed\n");
104 maxusers = 24;
105 } else if (maxusers < 8) {
106 printf("minimum of 8 maxusers assumed\n");
107 maxusers = 8;
108 } else if (maxusers > 128) {
109 printf("maxusers truncated to 128\n");
110 maxusers = 128;
111 }
112 fprintf(ofp, "PARAM=-DTIMEZONE=%d -DDST=%d -DMAXUSERS=%d\n",
113 timezone, dst, maxusers);
114 while (fgets(line, BUFSIZ, ifp) != 0) {
115 if (*line == '%')
116 goto percent;
117 if (profiling && strncmp(line, "COPTS=", 6) == 0) {
118 register char *cp;
119
120 fprintf(ofp, "GPROF.EX=/usr/src/lib/libc/csu/gmon.ex\n");
121 cp = index(line, '\n');
122 if (cp)
123 *cp = 0;
124 cp = line + 6;
125 while (*cp && (*cp == ' ' || *cp == '\t'))
126 cp++;
127 COPTS = malloc((unsigned)(strlen(cp) + 1));
128 if (COPTS == 0) {
129 printf("config: out of memory\n");
130 exit(1);
131 }
132 strcpy(COPTS, cp);
133 fprintf(ofp, "%s -pg\n", line);
134 continue;
135 }
136 fprintf(ofp, "%s", line);
137 continue;
138 percent:
139 if (eq(line, "%OBJS\n"))
140 do_objs(ofp);
141 else if (eq(line, "%CFILES\n"))
142 do_cfiles(ofp);
143 else if (eq(line, "%RULES\n"))
144 do_rules(ofp);
145 else if (eq(line, "%LOAD\n"))
146 do_load(ofp);
147 else
148 fprintf(stderr,
149 "Unknown %% construct in generic makefile: %s",
150 line);
151 }
152 (void) fclose(ifp);
153 (void) fclose(ofp);
154}
155
156/*
157 * Read in the information about files used in making the system.
158 * Store it in the ftab linked list.
159 */
160read_files()
161{
162 FILE *fp;
163 register struct file_list *tp;
164 register struct device *dp;
165 char *wd, *this, *needs, *devorprof;
166 char fname[32];
167 int nreqs;
168 int first = 1;
169
170 ftab = 0;
171 (void) strcpy(fname, "files");
172openit:
173 fp = fopen(fname, "r");
174 if (fp == 0) {
175 perror(fname);
176 exit(1);
177 }
178next:
179 /* filename [ standard | optional dev* ] [ device-driver ] */
180 wd = get_word(fp);
181 if (wd == (char *)EOF) {
182 (void) fclose(fp);
183 if (first) {
184 (void) sprintf(fname, "files.%s", machinename);
185 first = 0;
186 goto openit;
187 }
188 return;
189 }
190 if (wd == 0)
191 goto next;
192 this = ns(wd);
193 next_word(fp, wd);
194 if (wd == 0) {
195 printf("%s: No type for %s.\n",
196 fname, this);
197 exit(1);
198 }
199 if (fl_lookup(this)) {
200 printf("%s: Duplicate file %s.\n",
201 fname, this);
202 exit(1);
203 }
204 nreqs = 0;
205 devorprof = "";
206 needs = 0;
207 if (eq(wd, "standard"))
208 goto checkdev;
209 if (!eq(wd, "optional")) {
210 printf("%s: %s must be optional or standard\n",
211 fname, this);
212 exit(1);
213 }
214nextopt:
215 next_word(fp, wd);
216 if (wd == 0)
217 goto doneopt;
218 devorprof = wd;
219 if (eq(wd, "device-driver") || eq(wd, "profiling-routine")) {
220 next_word(fp, wd);
221 goto save;
222 }
223 nreqs++;
224 if (needs == 0)
225 needs = ns(wd);
226 for (dp = dtab; dp != 0; dp = dp->d_next)
227 if (eq(dp->d_name, wd))
228 goto nextopt;
229 while ((wd = get_word(fp)) != 0)
230 ;
231 tp = new_fent();
232 tp->f_fn = this;
233 tp->f_type = INVISIBLE;
234 tp->f_needs = needs;
235 goto next;
236doneopt:
237 if (nreqs == 0) {
238 printf("%s: what is %s optional on?\n",
239 fname, this);
240 exit(1);
241 }
242checkdev:
243 if (wd) {
244 next_word(fp, wd);
245 if (wd != 0) {
246 devorprof = wd;
247 next_word(fp, wd);
248 }
249 }
250save:
251 if (wd != 0) {
252 printf("%s: syntax error describing %s\n",
253 fname, this);
254 exit(1);
255 }
256 if (eq(devorprof, "profiling-routine") && profiling == 0)
257 goto next;
258 tp = new_fent();
259 tp->f_fn = this;
260 if (eq(devorprof, "device-driver"))
261 tp->f_type = DEVICE;
262 else if (eq(devorprof, "profiling-routine"))
263 tp->f_type = PROFILING;
264 else
265 tp->f_type = NORMAL;
266 tp->f_needs = needs;
267 goto next;
268}
269
270do_objs(fp)
271 FILE *fp;
272{
273 register struct file_list *tp;
274 register int lpos, len;
275 register char *cp, och, *sp;
276 char *tail();
277
278 fprintf(fp, "OBJS=");
279 lpos = 6;
280 for (tp = ftab; tp != 0; tp = tp->f_next) {
281 if (tp->f_type == INVISIBLE)
282 continue;
283 sp = tail(tp->f_fn);
284 cp = sp + (len = strlen(sp)) - 1;
285 och = *cp;
286 *cp = 'o';
287 if (len + lpos > 72) {
288 lpos = 8;
289 fprintf(fp, "\\\n\t");
290 }
291 fprintf(fp, "%s ", sp);
292 lpos += len + 1;
293 *cp = och;
294 }
295 if (lpos != 8)
296 putc('\n', fp);
297}
298
299do_cfiles(fp)
300 FILE *fp;
301{
302 register struct file_list *tp;
303 register int lpos, len;
304
305 fprintf(fp, "CFILES=");
306 lpos = 8;
307 for (tp = ftab; tp != 0; tp = tp->f_next) {
308 if (tp->f_type == INVISIBLE)
309 continue;
310 if (tp->f_fn[strlen(tp->f_fn)-1] != 'c')
311 continue;
312 if ((len = 3 + strlen(tp->f_fn)) + lpos > 72) {
313 lpos = 8;
314 fprintf(fp, "\\\n\t");
315 }
316 fprintf(fp, "../%s ", tp->f_fn);
317 lpos += len + 1;
318 }
319 if (lpos != 8)
320 putc('\n', fp);
321}
322
323char *
324tail(fn)
325 char *fn;
326{
327 register char *cp;
328
329 cp = rindex(fn, '/');
330 return (cp+1);
331}
332
333/*
334 * Create the makerules for each file
335 * which is part of the system.
336 * Devices are processed with the special c2 option -i
337 * which avoids any problem areas with i/o addressing
338 * (e.g. for the VAX); assembler files are processed by as.
339 */
340do_rules(f)
341 FILE *f;
342{
343 register char *cp, *np, och, *tp;
344 register struct file_list *ftp;
345
346for (ftp = ftab; ftp != 0; ftp = ftp->f_next) {
347 if (ftp->f_type == INVISIBLE)
348 continue;
349 cp = (np = ftp->f_fn) + strlen(ftp->f_fn) - 1;
350 och = *cp;
351 *cp = '\0';
352 fprintf(f, "%so: ../%s%c\n", tail(np), np, och);
353 tp = tail(np);
354 if (och == 's') {
355 fprintf(f, "\t${AS} -o %so ../%ss\n\n", tp, np);
356 continue;
357 }
358 switch (ftp->f_type) {
359
360 case NORMAL:
361 switch (machine) {
362
363 case MACHINE_VAX:
364 fprintf(f, "\t${CC} -I. -c -S ${COPTS} ../%sc\n", np);
365 fprintf(f, "\t${C2} %ss | sed -f ../%s/asm.sed |",
366 tp, machinename);
367 fprintf(f, " ${AS} -o %so\n", tp);
368 fprintf(f, "\trm -f %ss\n\n", tp);
369 break;
370
371 case MACHINE_SUN:
372 fprintf(f, "\t${CC} -I. -c -O ${COPTS} ../%sc\n\n", np);
373 break;
374 }
375 break;
376
377 case DEVICE:
378 switch (machine) {
379
380 case MACHINE_VAX:
381 fprintf(f, "\t${CC} -I. -c -S ${COPTS} ../%sc\n", np);
382 fprintf(f,"\t${C2} -i %ss | sed -f ../%s/asm.sed |",
383 tp, machinename);
384 fprintf(f, " ${AS} -o %so\n", tp);
385 fprintf(f, "\trm -f %ss\n\n", tp);
386 break;
387
388 case MACHINE_SUN:
389 fprintf(f, "\t${CC} -I. -c -O ${COPTS} ../%sc\n\n", np);
390 }
391 break;
392
393 case PROFILING:
394 if (!profiling)
395 continue;
396 if (COPTS == 0) {
397 fprintf(stderr,
398 "config: COPTS undefined in generic makefile");
399 COPTS = "";
400 }
401 switch (machine) {
402
403 case MACHINE_VAX:
404 fprintf(f, "\t${CC} -I. -c -S %s ../%sc\n", COPTS, np);
405 fprintf(f, "\tex - %ss < ${GPROF.EX}\n", tp);
406 fprintf(f,
407 "\tsed -f ../vax/asm.sed %ss | ${AS} -o %so\n",
408 tp, tp);
409 fprintf(f, "\trm -f %ss\n\n", tp);
410 break;
411
412 case MACHINE_SUN:
413 fprintf(stderr,
414 "config: don't know how to profile kernel on sun\n");
415 break;
416 }
417 break;
418
419 default:
420 printf("Don't know rules for %s", np);
421 break;
422 }
423 *cp = och;
424}
425}
426
427/*
428 * Create the load strings
429 */
430do_load(f)
431 register FILE *f;
432{
433 register struct file_list *fl;
434 int first = 1;
435
436 for (fl = conf_list; fl != 0; fl = fl->f_next) {
437 fprintf(f, "%s: makefile locore.o ${OBJS} param.o",
438 fl->f_needs);
439 fprintf(f, " ioconf.o swap%s.o\n", fl->f_fn);
440 fprintf(f, "\t@echo loading %s\n\t@rm -f %s\n",
441 fl->f_needs, fl->f_needs);
442 if (first) {
443 first = 0;
444 fprintf(f, "\t@sh ../conf/newvers.sh\n");
445 fprintf(f, "\t@${CC} $(CFLAGS) -c vers.c\n");
446 }
447 switch (machine) {
448
449 case MACHINE_VAX:
450 fprintf(f, "\t@${LD} -n -o %s -e start -x -T 80000000 ",
451 fl->f_needs);
452 fprintf(f, "locore.o ${OBJS} vers.o ioconf.o param.o ");
453 fprintf(f, "swap%s.o\n", fl->f_fn);
454 break;
455
456 case MACHINE_SUN:
457 fprintf(f, "\t@${LD} -o %s -e start -x -T 4000 ",
458 fl->f_needs);
459 fprintf(f, "locore.o ${OBJS} vers.o ioconf.o param.o ");
460 fprintf(f, "swap%s.o\n", fl->f_fn);
461 break;
462 }
463 fprintf(f, "\t@echo rearranging symbols\n");
464 fprintf(f, "\t@-symorder ../%s/symbols.sort %s\n",
465 machinename, fl->f_needs);
466 fprintf(f, "\t@size %s\n", fl->f_needs);
467 fprintf(f, "\t@chmod 755 %s\n\n", fl->f_needs);
468 }
469 for (fl = conf_list; fl != 0; fl = fl->f_next) {
470 fprintf(f, "swap%s.o: ../%s/swap%s.c\n",
471 fl->f_fn, machinename, fl->f_fn);
472 switch (machine) {
473
474 case MACHINE_VAX:
475 fprintf(f, "\t${CC} -I. -c -S ${COPTS}");
476 fprintf(f, " ../%s/swap%s.c\n", machinename, fl->f_fn);
477 fprintf(f, "\t${C2} swap%s.s | sed -f ../%s/asm.sed",
478 fl->f_fn, machinename);
479 fprintf(f, " | ${AS} -o swap%s.o\n",
480 fl->f_fn);
481 fprintf(f, "\trm -f swap%s.s\n\n", fl->f_fn);
482 break;
483
484 case MACHINE_SUN:
485 fprintf(f, "\t${CC} -I. -c -O ${COPTS} ");
486 fprintf(f, "../%s/swap%s.c\n\n", machinename, fl->f_fn);
487 break;
488 }
489 }
490 fprintf(f, "all:");
491 for (fl = conf_list; fl != 0; fl = fl->f_next)
492 fprintf(f, " %s", fl->f_needs);
493 fprintf(f, "\n");
494}
495
496char *
497raise(str)
498 register char *str;
499{
500 register char *cp = str;
501
502 while (*str) {
503 if (islower(*str))
504 *str = toupper(*str);
505 str++;
506 }
507 return (cp);
508}