Commit | Line | Data |
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a781a4b6 | 1 | static char *sccsid = "@(#)main.c 4.5 (Berkeley) 83/03/03"; |
8f5e70e1 BJ |
2 | # include "defs" |
3 | /* | |
4 | command make to update programs. | |
5 | Flags: 'd' print out debugging comments | |
6 | 'p' print out a version of the input graph | |
7 | 's' silent mode--don't print out commands | |
8 | 'f' the next argument is the name of the description file; | |
9 | "makefile" is the default | |
10 | 'i' ignore error codes from the shell | |
11 | 'S' stop after any command fails (normally do parallel work) | |
12 | 'n' don't issue, just print, commands | |
13 | 't' touch (update time of) files but don't issue command | |
14 | 'q' don't do anything, but check if object is up to date; | |
15 | returns exit code 0 if up to date, -1 if not | |
16 | */ | |
17 | ||
18 | struct nameblock *mainname = NULL; | |
19 | struct nameblock *firstname = NULL; | |
20 | struct lineblock *sufflist = NULL; | |
21 | struct varblock *firstvar = NULL; | |
22 | struct pattern *firstpat = NULL; | |
b342e078 | 23 | struct dirhdr *firstod = NULL; |
8f5e70e1 BJ |
24 | |
25 | #include <signal.h> | |
26 | int sigivalue = 0; | |
27 | int sigqvalue = 0; | |
28 | int waitpid = 0; | |
29 | ||
30 | int dbgflag = NO; | |
31 | int prtrflag = NO; | |
32 | int silflag = NO; | |
33 | int noexflag = NO; | |
34 | int keepgoing = NO; | |
35 | int noruleflag = NO; | |
36 | int touchflag = NO; | |
37 | int questflag = NO; | |
38 | int ndocoms = NO; | |
39 | int ignerr = NO; /* default is to stop on error */ | |
40 | int okdel = YES; | |
41 | int inarglist; | |
42 | #ifdef pwb | |
43 | char *prompt = ">"; /* other systems -- pick what you want */ | |
44 | #else | |
45 | char *prompt = ""; /* other systems -- pick what you want */ | |
46 | #endif | |
47 | int nopdir = 0; | |
48 | char junkname[20]; | |
49 | char funny[128]; | |
6738d7a9 | 50 | char options[26 + 1] = { '-' }; |
8f5e70e1 BJ |
51 | |
52 | main(argc,argv) | |
53 | int argc; | |
54 | char *argv[]; | |
55 | { | |
56 | register struct nameblock *p; | |
57 | int i, j; | |
58 | int descset, nfargs; | |
59 | TIMETYPE tjunk; | |
60 | char c, *s; | |
61 | static char onechar[2] = "X"; | |
62 | #ifdef unix | |
63 | int intrupt(); | |
6738d7a9 | 64 | char *op = options + 1; |
8f5e70e1 BJ |
65 | |
66 | ||
67 | ||
68 | #endif | |
69 | ||
70 | #ifdef METERFILE | |
71 | meter(METERFILE); | |
72 | #endif | |
73 | ||
74 | descset = 0; | |
75 | ||
76 | funny['\0'] = (META | TERMINAL); | |
77 | for(s = "=|^();&<>*?[]:$`'\"\\\n" ; *s ; ++s) | |
78 | funny[*s] |= META; | |
79 | for(s = "\n\t :;&>|" ; *s ; ++s) | |
80 | funny[*s] |= TERMINAL; | |
81 | ||
82 | ||
83 | inarglist = 1; | |
84 | for(i=1; i<argc; ++i) | |
85 | if(argv[i]!=0 && argv[i][0]!='-' && eqsign(argv[i])) | |
86 | argv[i] = 0; | |
87 | ||
88 | setvar("$","$"); | |
89 | inarglist = 0; | |
90 | ||
6738d7a9 SL |
91 | for (i=1; i<argc; ++i) |
92 | if (argv[i]!=0 && argv[i][0]=='-') { | |
93 | for (j=1 ; (c=argv[i][j])!='\0' ; ++j) { | |
94 | *op++ = c; | |
95 | switch (c) { | |
96 | ||
97 | case 'd': | |
98 | dbgflag = YES; | |
99 | break; | |
100 | ||
101 | case 'p': | |
102 | prtrflag = YES; | |
103 | break; | |
104 | ||
105 | case 's': | |
106 | silflag = YES; | |
107 | break; | |
108 | ||
109 | case 'i': | |
110 | ignerr = YES; | |
111 | break; | |
112 | ||
113 | case 'S': | |
114 | keepgoing = NO; | |
115 | break; | |
116 | ||
117 | case 'k': | |
118 | keepgoing = YES; | |
119 | break; | |
120 | ||
121 | case 'n': | |
122 | noexflag = YES; | |
123 | break; | |
124 | ||
125 | case 'r': | |
126 | noruleflag = YES; | |
127 | break; | |
128 | ||
129 | case 't': | |
130 | touchflag = YES; | |
131 | break; | |
132 | ||
133 | case 'q': | |
134 | questflag = YES; | |
135 | break; | |
136 | ||
137 | case 'f': | |
138 | op--; /* don't pass this one */ | |
139 | if(i >= argc-1) | |
140 | fatal("No description argument after -f flag"); | |
141 | if( rddescf(argv[i+1]) ) | |
8f5e70e1 | 142 | fatal1("Cannot open %s", argv[i+1]); |
6738d7a9 SL |
143 | argv[i+1] = 0; |
144 | ++descset; | |
145 | break; | |
146 | ||
147 | default: | |
148 | onechar[0] = c; /* to make lint happy */ | |
149 | fatal1("Unknown flag argument %s", onechar); | |
150 | } | |
8f5e70e1 | 151 | } |
6738d7a9 | 152 | argv[i] = 0; |
8f5e70e1 BJ |
153 | } |
154 | ||
6738d7a9 | 155 | *op++ = '\0'; |
83d9028e SL |
156 | if (strcmp(options, "-") == 0) |
157 | *options = '\0'; | |
6738d7a9 SL |
158 | setvar("MFLAGS", options); /* MFLAGS=options to make */ |
159 | ||
8f5e70e1 BJ |
160 | if( !descset ) |
161 | #ifdef unix | |
162 | if( rddescf("makefile") ) rddescf("Makefile"); | |
163 | #endif | |
164 | #ifdef gcos | |
165 | rddescf("makefile"); | |
166 | #endif | |
167 | ||
168 | if(prtrflag) printdesc(NO); | |
169 | ||
170 | if( srchname(".IGNORE") ) ++ignerr; | |
171 | if( srchname(".SILENT") ) silflag = 1; | |
172 | if(p=srchname(".SUFFIXES")) sufflist = p->linep; | |
173 | if( !sufflist ) fprintf(stderr,"No suffix list.\n"); | |
174 | ||
175 | #ifdef unix | |
176 | sigivalue = (int) signal(SIGINT, SIG_IGN) & 01; | |
177 | sigqvalue = (int) signal(SIGQUIT, SIG_IGN) & 01; | |
178 | enbint(intrupt); | |
179 | #endif | |
180 | ||
181 | nfargs = 0; | |
182 | ||
183 | for(i=1; i<argc; ++i) | |
184 | if((s=argv[i]) != 0) | |
185 | { | |
186 | if((p=srchname(s)) == 0) | |
187 | { | |
188 | p = makename(s); | |
189 | } | |
190 | ++nfargs; | |
191 | doname(p, 0, &tjunk); | |
192 | if(dbgflag) printdesc(YES); | |
193 | } | |
194 | ||
195 | /* | |
196 | If no file arguments have been encountered, make the first | |
197 | name encountered that doesn't start with a dot | |
198 | */ | |
199 | ||
200 | if(nfargs == 0) | |
201 | if(mainname == 0) | |
202 | fatal("No arguments or description file"); | |
203 | else { | |
204 | doname(mainname, 0, &tjunk); | |
205 | if(dbgflag) printdesc(YES); | |
206 | } | |
207 | ||
208 | exit(0); | |
209 | } | |
210 | ||
a781a4b6 | 211 | #include <sys/stat.h> |
8f5e70e1 BJ |
212 | |
213 | #ifdef unix | |
214 | intrupt() | |
215 | { | |
216 | struct varblock *varptr(); | |
217 | char *p; | |
218 | TIMETYPE exists(); | |
a781a4b6 | 219 | struct stat sbuf; |
8f5e70e1 BJ |
220 | |
221 | if(okdel && !noexflag && !touchflag && | |
a781a4b6 SL |
222 | (p = varptr("@")->varval) && |
223 | (stat(p, &sbuf) >= 0 && (sbuf.st_mode&S_IFMT) == S_IFREG) && | |
224 | !isprecious(p) ) | |
8f5e70e1 BJ |
225 | { |
226 | fprintf(stderr, "\n*** %s removed.", p); | |
227 | unlink(p); | |
228 | } | |
229 | ||
230 | if(junkname[0]) | |
231 | unlink(junkname); | |
232 | fprintf(stderr, "\n"); | |
233 | exit(2); | |
234 | } | |
235 | ||
236 | ||
237 | ||
238 | ||
239 | isprecious(p) | |
240 | char *p; | |
241 | { | |
242 | register struct lineblock *lp; | |
243 | register struct depblock *dp; | |
244 | register struct nameblock *np; | |
245 | ||
246 | if(np = srchname(".PRECIOUS")) | |
247 | for(lp = np->linep ; lp ; lp = lp->nxtlineblock) | |
248 | for(dp = lp->depp ; dp ; dp = dp->nxtdepblock) | |
249 | if(! unequal(p, dp->depname->namep)) | |
250 | return(YES); | |
251 | ||
252 | return(NO); | |
253 | } | |
254 | ||
255 | ||
256 | enbint(k) | |
257 | int (*k)(); | |
258 | { | |
259 | if(sigivalue == 0) | |
260 | signal(SIGINT,k); | |
261 | if(sigqvalue == 0) | |
262 | signal(SIGQUIT,k); | |
263 | } | |
264 | #endif | |
265 | \f | |
266 | extern char *builtin[]; | |
267 | ||
268 | char **linesptr = builtin; | |
269 | ||
270 | FILE * fin; | |
271 | int firstrd = 0; | |
272 | ||
273 | ||
274 | rddescf(descfile) | |
275 | char *descfile; | |
276 | { | |
277 | FILE * k; | |
278 | ||
279 | /* read and parse description */ | |
280 | ||
281 | if( !firstrd++ ) | |
282 | { | |
283 | if( !noruleflag ) | |
284 | rdd1( (FILE *) NULL); | |
285 | ||
286 | #ifdef pwb | |
287 | { | |
288 | char *nlog, s[100]; | |
289 | nlog = logdir(); | |
290 | if ( (k=fopen( concat(nlog,"/makecomm",s), "r")) != NULL) | |
291 | rdd1(k); | |
292 | else if ( (k=fopen( concat(nlog,"/Makecomm",s), "r")) != NULL) | |
293 | rdd1(k); | |
294 | ||
295 | if ( (k=fopen("makecomm", "r")) != NULL) | |
296 | rdd1(k); | |
297 | else if ( (k=fopen("Makecomm", "r")) != NULL) | |
298 | rdd1(k); | |
299 | } | |
300 | #endif | |
301 | ||
302 | } | |
303 | if(! unequal(descfile, "-")) | |
304 | return( rdd1(stdin) ); | |
305 | ||
306 | if( (k = fopen(descfile,"r")) != NULL) | |
307 | return( rdd1(k) ); | |
308 | ||
309 | return(1); | |
310 | } | |
311 | ||
312 | ||
313 | ||
314 | ||
315 | rdd1(k) | |
316 | FILE * k; | |
317 | { | |
318 | extern int yylineno; | |
319 | extern char *zznextc; | |
320 | ||
321 | fin = k; | |
322 | yylineno = 0; | |
323 | zznextc = 0; | |
324 | ||
325 | if( yyparse() ) | |
326 | fatal("Description file error"); | |
327 | ||
328 | if(fin != NULL) | |
329 | fclose(fin); | |
330 | ||
331 | return(0); | |
332 | } | |
333 | \f | |
334 | printdesc(prntflag) | |
335 | int prntflag; | |
336 | { | |
337 | struct nameblock *p; | |
338 | struct depblock *dp; | |
339 | struct varblock *vp; | |
b342e078 | 340 | struct dirhdr *od; |
8f5e70e1 BJ |
341 | struct shblock *sp; |
342 | struct lineblock *lp; | |
343 | ||
344 | #ifdef unix | |
345 | if(prntflag) | |
346 | { | |
347 | printf("Open directories:\n"); | |
348 | for (od = firstod; od; od = od->nxtopendir) | |
b342e078 | 349 | printf("\t%d: %s\n", od->dirfc->dd_fd, od->dirn); |
8f5e70e1 BJ |
350 | } |
351 | #endif | |
352 | ||
353 | if(firstvar != 0) printf("Macros:\n"); | |
354 | for(vp = firstvar; vp ; vp = vp->nxtvarblock) | |
355 | printf("\t%s = %s\n" , vp->varname , vp->varval); | |
356 | ||
357 | for(p = firstname; p; p = p->nxtnameblock) | |
358 | { | |
359 | printf("\n\n%s",p->namep); | |
360 | if(p->linep != 0) printf(":"); | |
361 | if(prntflag) printf(" done=%d",p->done); | |
362 | if(p==mainname) printf(" (MAIN NAME)"); | |
363 | for(lp = p->linep ; lp ; lp = lp->nxtlineblock) | |
364 | { | |
365 | if( dp = lp->depp ) | |
366 | { | |
367 | printf("\n depends on:"); | |
368 | for(; dp ; dp = dp->nxtdepblock) | |
369 | if(dp->depname != 0) | |
370 | printf(" %s ", dp->depname->namep); | |
371 | } | |
372 | ||
373 | if(sp = lp->shp) | |
374 | { | |
375 | printf("\n commands:\n"); | |
376 | for( ; sp!=0 ; sp = sp->nxtshblock) | |
377 | printf("\t%s\n", sp->shbp); | |
378 | } | |
379 | } | |
380 | } | |
381 | printf("\n"); | |
382 | fflush(stdout); | |
383 | } |