2 ** fmtdump.c -- compile format file and dump out instructions
4 ** This code is Copyright (c) 2002, by the authors of nmh. See the
5 ** COPYRIGHT file in the root directory of the nmh distribution for
6 ** complete copyright information.
10 #include <h/fmt_scan.h>
11 #include <h/fmt_compile.h>
12 #include <h/scansbr.h>
16 static struct swit switches[] = {
18 { "form formatfile", 0 },
26 char *version=VERSION;
29 static struct format *lvec[128];
35 static void fmt_dump(struct format *);
36 static void dumpone(struct format *);
37 static int findlabel(struct format *);
38 static void assignlabel(struct format *);
39 static char *f_typestr(int);
40 static char *c_typestr(int);
41 static char *c_flagsstr(int);
42 static void litputs(char *);
43 static void litputc(char);
47 main(int argc, char **argv)
49 char *cp, *form = NULL;
50 char buf[BUFSIZ], *fmtstr, **argp, **arguments;
53 setlocale(LC_ALL, "");
54 invo_name = mhbasename(argv[0]);
56 /* read user profile/context */
59 arguments = getarguments(invo_name, argc, argv, 1);
62 while ((cp = *argp++)) {
64 switch (smatch(++cp, switches)) {
66 ambigsw(cp, switches);
69 adios(EX_USAGE, NULL, "-%s unknown", cp);
72 snprintf(buf, sizeof(buf), "%s [switches]",
74 print_help(buf, switches, 1);
75 exit(argc == 2 ? EX_OK : EX_USAGE);
77 print_version(invo_name);
78 exit(argc == 2 ? EX_OK : EX_USAGE);
81 if (!(form = *argp++) || *form == '-')
82 adios(EX_USAGE, NULL, "missing argument to %s",
89 adios(EX_USAGE, NULL, "only one form at a time!");
94 /* Set format string. Must be before chdir(). */
95 fmtstr = new_fs(form, scanformat);
96 fmt_compile(fmtstr, &fmt);
103 fmt_dump(struct format *fmth)
106 struct format *fmt, *addr;
109 for (fmt = fmth; fmt; ++fmt) {
111 if (i == FT_IF_S || i == FT_IF_S_NULL || i == FT_IF_V_EQ ||
112 i == FT_IF_V_NE || i == FT_IF_V_GT ||
113 i == FT_IF_MATCH || i == FT_IF_AMATCH ||
115 addr = fmt + fmt->f_skip;
116 if (findlabel(addr) < 0)
119 if (fmt->f_type == FT_DONE && fmt->f_value == 0)
124 for (fmt = fmth; fmt; ++fmt) {
126 if (fmt->f_type == FT_DONE && fmt->f_value == 0)
132 dumpone(struct format *fmt)
136 if ((i = findlabel(fmt)) >= 0)
140 fputs(f_typestr((int)fmt->f_type), stdout);
142 switch (fmt->f_type) {
149 litputs(fmt->f_comp->c_name);
150 if (fmt->f_comp->c_type)
151 printf(", c_type %s", c_typestr(fmt->f_comp->c_type));
152 if (fmt->f_comp->c_flags)
153 printf(", c_flags %s",
154 c_flagsstr(fmt->f_comp->c_flags));
182 litputs(fmt->f_comp->c_name);
183 if (fmt->f_comp->c_type)
184 printf(", c_type %s", c_typestr(fmt->f_comp->c_type));
185 if (fmt->f_comp->c_flags)
186 printf(", c_flags %s",
187 c_flagsstr(fmt->f_comp->c_flags));
205 litputs(fmt->f_comp->c_name);
206 if (fmt->f_comp->c_type)
207 printf(", c_type %s", c_typestr(fmt->f_comp->c_type));
208 if (fmt->f_comp->c_flags)
209 printf(", c_flags %s",
210 c_flagsstr(fmt->f_comp->c_flags));
214 printf(", width %d, fill '", fmt->f_width);
215 litputc(fmt->f_fill);
217 litputs(fmt->f_comp->c_name);
218 if (fmt->f_comp->c_type)
219 printf(", c_type %s", c_typestr(fmt->f_comp->c_type));
220 if (fmt->f_comp->c_flags)
221 printf(", c_flags %s",
222 c_flagsstr(fmt->f_comp->c_flags));
227 printf(", width %d, fill '", fmt->f_width);
228 litputc(fmt->f_fill);
237 litputs(fmt->f_text);
241 printf(", width %d, fill '", fmt->f_width);
242 litputc(fmt->f_fill);
244 litputs(fmt->f_text);
250 litputc(fmt->f_char);
259 printf(" continue else goto");
261 i = findlabel(fmt + fmt->f_skip);
268 i = findlabel(fmt + fmt->f_skip);
269 printf(" %d continue else goto L%d", fmt->f_value, i);
280 printf(" value %d", fmt->f_value);
285 litputs(fmt->f_text);
290 litputs(fmt->f_text);
293 case FT_LS_DECODECOMP:
295 litputs(fmt->f_comp->c_name);
302 printf(", width %d", fmt->f_width);
306 printf(", value dat[%d]", fmt->f_value);
316 findlabel(struct format *addr)
320 for (i = 0; i < lused; ++i)
327 assignlabel(struct format *addr)
329 lvec[lused++] = addr;
338 case FT_COMP: return("COMP");
339 case FT_COMPF: return("COMPF");
340 case FT_LIT: return("LIT");
341 case FT_LITF: return("LITF");
343 case FT_LIT_FORCE: return("LIT_FORCE");
345 case FT_CHAR: return("CHAR");
346 case FT_NUM: return("NUM");
347 case FT_NUMF: return("NUMF");
348 case FT_STR: return("STR");
349 case FT_STRF: return("STRF");
350 case FT_STRFW: return("STRFW");
351 case FT_PUTADDR: return("PUTADDR");
352 case FT_LS_COMP: return("LS_COMP");
353 case FT_LS_LIT: return("LS_LIT");
354 case FT_LS_GETENV: return("LS_GETENV");
355 case FT_LS_DECODECOMP: return("FT_LS_DECODECOMP");
356 case FT_LS_DECODE: return("FT_LS_DECODE");
357 case FT_LS_TRIM: return("LS_TRIM");
358 case FT_LV_COMP: return("LV_COMP");
359 case FT_LV_COMPFLAG: return("LV_COMPFLAG");
360 case FT_LV_LIT: return("LV_LIT");
361 case FT_LV_DAT: return("LV_DAT");
362 case FT_LV_STRLEN: return("LV_STRLEN");
363 case FT_LV_PLUS_L: return("LV_PLUS_L");
364 case FT_LV_MINUS_L: return("LV_MINUS_L");
365 case FT_LV_DIVIDE_L: return("LV_DIVIDE_L");
366 case FT_LV_MODULO_L: return("LV_MODULO_L");
367 case FT_LV_CHAR_LEFT: return("LV_CHAR_LEFT");
368 case FT_LS_MONTH: return("LS_MONTH");
369 case FT_LS_LMONTH: return("LS_LMONTH");
370 case FT_LS_ZONE: return("LS_ZONE");
371 case FT_LS_DAY: return("LS_DAY");
372 case FT_LS_WEEKDAY: return("LS_WEEKDAY");
373 case FT_LS_822DATE: return("LS_822DATE");
374 case FT_LS_PRETTY: return("LS_PRETTY");
375 case FT_LV_SEC: return("LV_SEC");
376 case FT_LV_MIN: return("LV_MIN");
377 case FT_LV_HOUR: return("LV_HOUR");
378 case FT_LV_MDAY: return("LV_MDAY");
379 case FT_LV_MON: return("LV_MON");
380 case FT_LV_YEAR: return("LV_YEAR");
381 case FT_LV_YDAY: return("LV_YDAY");
382 case FT_LV_WDAY: return("LV_WDAY");
383 case FT_LV_ZONE: return("LV_ZONE");
384 case FT_LV_CLOCK: return("LV_CLOCK");
385 case FT_LV_RCLOCK: return("LV_RCLOCK");
386 case FT_LV_DAYF: return("LV_DAYF");
387 case FT_LV_DST: return("LV_DST");
388 case FT_LV_ZONEF: return("LV_ZONEF");
389 case FT_LS_ADDR: return("LS_ADDR");
390 case FT_LS_PERS: return("LS_PERS");
391 case FT_LS_MBOX: return("LS_MBOX");
392 case FT_LS_HOST: return("LS_HOST");
393 case FT_LS_PATH: return("LS_PATH");
394 case FT_LS_GNAME: return("LS_GNAME");
395 case FT_LS_NOTE: return("LS_NOTE");
396 case FT_LS_822ADDR: return("LS_822ADDR");
397 case FT_LS_FRIENDLY: return("LS_FRIENDLY");
398 case FT_LV_HOSTTYPE: return("LV_HOSTTYPE");
399 case FT_LV_INGRPF: return("LV_INGRPF");
400 case FT_LV_NOHOSTF: return("LV_NOHOSTF");
401 case FT_LOCALDATE: return("LOCALDATE");
402 case FT_GMTDATE: return("GMTDATE");
403 case FT_PARSEDATE: return("PARSEDATE");
404 case FT_PARSEADDR: return("PARSEADDR");
405 case FT_FORMATADDR: return("FORMATADDR");
406 case FT_MYMBOX: return("MYMBOX");
407 case FT_SAVESTR: return("SAVESTR");
409 case FT_PAUSE: return ("PAUSE");
411 case FT_DONE: return("DONE");
412 case FT_NOP: return("NOP");
413 case FT_GOTO: return("GOTO");
414 case FT_IF_S_NULL: return("IF_S_NULL");
415 case FT_IF_S: return("IF_S");
416 case FT_IF_V_EQ: return("IF_V_EQ");
417 case FT_IF_V_NE: return("IF_V_NE");
418 case FT_IF_V_GT: return("IF_V_GT");
419 case FT_IF_MATCH: return("IF_MATCH");
420 case FT_IF_AMATCH: return("IF_AMATCH");
421 case FT_S_NULL: return("S_NULL");
422 case FT_S_NONNULL: return("S_NONNULL");
423 case FT_V_EQ: return("V_EQ");
424 case FT_V_NE: return("V_NE");
425 case FT_V_GT: return("V_GT");
426 case FT_V_MATCH: return("V_MATCH");
427 case FT_V_AMATCH: return("V_AMATCH");
428 case FT_LS_UNMAILTO: return("LS_UNMAILTO");
430 printf(buf, "/* ??? #%d */", t);
435 #define FNORD(v, s) if (t & (v)) { \
447 if (t & ~(CT_ADDR|CT_DATE))
448 printf(buf, "0x%x ", t);
451 FNORD(CT_ADDR, "ADDR");
452 FNORD(CT_DATE, "DATE");
464 if (t & ~(CF_TRUE|CF_PARSED|CF_DATEFAB))
465 printf(buf, "0x%x ", t);
468 FNORD(CF_TRUE, "TRUE");
469 FNORD(CF_PARSED, "PARSED");
470 FNORD(CF_DATEFAB, "DATEFAB");
485 fputs("<nil>", stdout);
496 if (c < 0x20 || c == 0177) {
500 } else if (c == '\f') {
503 } else if (c == '\n') {
506 } else if (c == '\r') {
509 } else if (c == '\t') {
514 putc(c ^ 0x40, stdout);
515 /* DEL to ?, others to alpha */