8 |
|
*/ |
9 |
|
|
10 |
|
#include <stdlib.h> |
11 |
– |
#include <stdio.h> |
12 |
– |
#include <string.h> |
11 |
|
#include <math.h> |
12 |
|
#include <ctype.h> |
13 |
|
|
14 |
|
#include "platform.h" |
17 |
– |
#include "calcomp.h" |
15 |
|
#include "rterror.h" |
16 |
+ |
#include "rtmisc.h" |
17 |
+ |
#include "rtio.h" |
18 |
+ |
#include "calcomp.h" |
19 |
|
|
20 |
– |
#ifdef CPM |
21 |
– |
#define getc agetc /* text files only, right? */ |
22 |
– |
#endif |
23 |
– |
|
20 |
|
#define isnum(c) (isdigit(c) || (c)=='-' || (c)=='.' \ |
21 |
|
|| (c)=='+' || (c)=='e' || (c)=='E') |
22 |
|
|
23 |
|
#define isblnk(c) (igneol ? isspace(c) : (c)==' '||(c)=='\t') |
24 |
|
|
25 |
< |
#define INBSIZ 4096 /* longest record */ |
25 |
> |
#define INBSIZ 16384 /* longest record */ |
26 |
|
#define MAXCOL 32 /* number of columns recorded */ |
27 |
|
|
28 |
|
/* field type specifications */ |
54 |
|
#define savqstr(s) strcpy(emalloc(strlen(s)+1),s) |
55 |
|
#define freqstr(s) efree(s) |
56 |
|
|
57 |
+ |
static int getinputrec(FILE *fp); |
58 |
|
static void scaninp(void), advinp(void), resetinp(void); |
59 |
|
static void putrec(void), putout(void), nbsynch(void); |
60 |
|
static int getrec(void); |
67 |
|
static void chanset(int n, double v); |
68 |
|
static void bchanset(int n, double v); |
69 |
|
static struct strvar* getsvar(char *svname); |
70 |
+ |
static double l_in(char *); |
71 |
|
|
72 |
|
struct field *inpfmt = NULL; /* input record format */ |
73 |
|
struct field *outfmt = NULL; /* output record structure */ |
74 |
|
struct strvar *svhead = NULL; /* string variables */ |
75 |
|
|
76 |
+ |
long incnt = 0; /* limit number of input records? */ |
77 |
+ |
long outcnt = 0; /* limit number of output records? */ |
78 |
+ |
|
79 |
|
int blnkeq = 1; /* blanks compare equal? */ |
80 |
|
int igneol = 0; /* ignore end of line? */ |
81 |
+ |
int passive = 0; /* passive mode (transmit unmatched input) */ |
82 |
|
char sepchar = '\t'; /* input/output separator */ |
83 |
|
int noinput = 0; /* no input records? */ |
84 |
+ |
int itype = 'a'; /* input type (a/f/F/d/D) */ |
85 |
|
int nbicols = 0; /* number of binary input columns */ |
86 |
< |
int bocols = 0; /* produce binary output columns */ |
86 |
> |
int otype = 'a'; /* output format (a/f/F/d/D) */ |
87 |
|
char inpbuf[INBSIZ]; /* input buffer */ |
88 |
|
double colval[MAXCOL]; /* input column values */ |
89 |
|
unsigned long colflg = 0; /* column retrieved flags */ |
107 |
|
char *argv[] |
108 |
|
) |
109 |
|
{ |
110 |
+ |
char *fpath; |
111 |
|
int i; |
112 |
|
|
113 |
|
esupport |= E_VARIABLE|E_FUNCTION|E_INCHAN|E_OUTCHAN|E_RCONST; |
117 |
|
biggerlib(); |
118 |
|
#endif |
119 |
|
varset("PI", ':', 3.14159265358979323846); |
120 |
+ |
funset("in", 1, '=', &l_in); |
121 |
|
|
122 |
|
for (i = 1; i < argc && argv[i][0] == '-'; i++) |
123 |
|
switch (argv[i][1]) { |
127 |
|
case 'l': |
128 |
|
igneol = !igneol; |
129 |
|
break; |
130 |
+ |
case 'p': |
131 |
+ |
passive = !passive; |
132 |
+ |
break; |
133 |
|
case 't': |
134 |
|
sepchar = argv[i][2]; |
135 |
|
break; |
137 |
|
svpreset(argv[++i]); |
138 |
|
break; |
139 |
|
case 'f': |
140 |
< |
fcompile(argv[++i]); |
140 |
> |
fpath = getpath(argv[++i], getrlibpath(), 0); |
141 |
> |
if (fpath == NULL) { |
142 |
> |
eputs(argv[0]); |
143 |
> |
eputs(": cannot find file '"); |
144 |
> |
eputs(argv[i]); |
145 |
> |
eputs("'\n"); |
146 |
> |
quit(1); |
147 |
> |
} |
148 |
> |
fcompile(fpath); |
149 |
|
break; |
150 |
|
case 'e': |
151 |
|
scompile(argv[++i], NULL, 0); |
156 |
|
case 'i': |
157 |
|
switch (argv[i][2]) { |
158 |
|
case '\0': |
159 |
+ |
itype = 'a'; |
160 |
|
nbicols = 0; |
161 |
|
readfmt(argv[++i], 0); |
162 |
|
break; |
163 |
+ |
case 'n': |
164 |
+ |
incnt = atol(argv[++i]); |
165 |
+ |
break; |
166 |
|
case 'a': |
167 |
+ |
itype = 'a'; |
168 |
|
nbicols = 0; |
169 |
|
break; |
170 |
|
case 'd': |
171 |
+ |
case 'D': |
172 |
+ |
itype = argv[i][2]; |
173 |
|
if (isdigit(argv[i][3])) |
174 |
|
nbicols = atoi(argv[i]+3); |
175 |
|
else |
176 |
|
nbicols = 1; |
177 |
+ |
if (nbicols*sizeof(double) > INBSIZ) { |
178 |
+ |
eputs(argv[0]); |
179 |
+ |
eputs(": too many input columns\n"); |
180 |
+ |
quit(1); |
181 |
+ |
} |
182 |
|
break; |
183 |
|
case 'f': |
184 |
+ |
case 'F': |
185 |
+ |
itype = argv[i][2]; |
186 |
|
if (isdigit(argv[i][3])) |
187 |
< |
nbicols = -atoi(argv[i]+3); |
187 |
> |
nbicols = atoi(argv[i]+3); |
188 |
|
else |
189 |
< |
nbicols = -1; |
189 |
> |
nbicols = 1; |
190 |
> |
if (nbicols*sizeof(float) > INBSIZ) { |
191 |
> |
eputs(argv[0]); |
192 |
> |
eputs(": too many input columns\n"); |
193 |
> |
quit(1); |
194 |
> |
} |
195 |
|
break; |
196 |
|
default: |
197 |
|
goto userr; |
200 |
|
case 'o': |
201 |
|
switch (argv[i][2]) { |
202 |
|
case '\0': |
203 |
< |
bocols = 0; |
203 |
> |
otype = 'a'; |
204 |
|
readfmt(argv[++i], 1); |
205 |
|
break; |
206 |
+ |
case 'n': |
207 |
+ |
outcnt = atol(argv[++i]); |
208 |
+ |
break; |
209 |
|
case 'a': |
210 |
< |
bocols = 0; |
210 |
> |
otype = 'a'; |
211 |
|
break; |
212 |
|
case 'd': |
213 |
< |
bocols = 1; |
176 |
< |
break; |
213 |
> |
case 'D': |
214 |
|
case 'f': |
215 |
< |
bocols = -1; |
215 |
> |
case 'F': |
216 |
> |
otype = argv[i][2]; |
217 |
|
break; |
218 |
+ |
default: |
219 |
+ |
goto userr; |
220 |
|
} |
221 |
|
break; |
222 |
|
case 'w': |
229 |
|
userr: |
230 |
|
eputs("Usage: "); |
231 |
|
eputs(argv[0]); |
232 |
< |
eputs(" [-b][-l][-n][-w][-u][-tS][-s svar=sval][-e expr][-f source][-i infmt][-o outfmt] [file]\n"); |
232 |
> |
eputs(" [-b][-l][-n][-p][-w][-u][-tS][-s svar=sval][-e expr][-f source][-i infmt][-o outfmt] [file]\n"); |
233 |
|
quit(1); |
234 |
|
} |
235 |
< |
|
235 |
> |
if (otype != 'a') |
236 |
> |
SET_FILE_BINARY(stdout); |
237 |
> |
#ifdef getc_unlocked /* avoid lock/unlock overhead */ |
238 |
> |
flockfile(stdout); |
239 |
> |
#endif |
240 |
|
if (noinput) { /* produce a single output record */ |
241 |
+ |
if (i < argc) { |
242 |
+ |
eputs(argv[0]); |
243 |
+ |
eputs(": file argument(s) incompatible with -n\n"); |
244 |
+ |
quit(1); |
245 |
+ |
} |
246 |
|
eclock++; |
247 |
|
putout(); |
248 |
|
quit(0); |
249 |
|
} |
201 |
– |
|
250 |
|
if (blnkeq) /* for efficiency */ |
251 |
|
nbsynch(); |
252 |
|
|
257 |
|
execute(argv[i]); |
258 |
|
|
259 |
|
quit(0); |
260 |
+ |
return 0; /* pro forma return */ |
261 |
|
} |
262 |
|
|
263 |
|
|
273 |
|
} |
274 |
|
|
275 |
|
|
276 |
< |
int |
276 |
> |
static int |
277 |
|
getinputrec( /* get next input record */ |
278 |
|
FILE *fp |
279 |
|
) |
280 |
|
{ |
281 |
|
if (inpfmt != NULL) |
282 |
|
return(getrec()); |
283 |
< |
if (nbicols > 0) |
284 |
< |
return(fread(inpbuf, sizeof(double), |
285 |
< |
nbicols, fp) == nbicols); |
286 |
< |
if (nbicols < 0) |
287 |
< |
return(fread(inpbuf, sizeof(float), |
288 |
< |
-nbicols, fp) == -nbicols); |
283 |
> |
if (tolower(itype) == 'd') { |
284 |
> |
if (getbinary(inpbuf, sizeof(double), nbicols, fp) != nbicols) |
285 |
> |
return(0); |
286 |
> |
if (itype == 'D') |
287 |
> |
swap64(inpbuf, nbicols); |
288 |
> |
return(1); |
289 |
> |
} |
290 |
> |
if (tolower(itype) == 'f') { |
291 |
> |
if (getbinary(inpbuf, sizeof(float), nbicols, fp) != nbicols) |
292 |
> |
return(0); |
293 |
> |
if (itype == 'F') |
294 |
> |
swap32(inpbuf, nbicols); |
295 |
> |
return(1); |
296 |
> |
} |
297 |
|
return(fgets(inpbuf, INBSIZ, fp) != NULL); |
298 |
|
} |
299 |
|
|
315 |
|
eputs(": cannot open\n"); |
316 |
|
quit(1); |
317 |
|
} |
318 |
+ |
if (itype != 'a') |
319 |
+ |
SET_FILE_BINARY(fp); |
320 |
+ |
#ifdef getc_unlocked /* avoid lock/unlock overhead */ |
321 |
+ |
flockfile(fp); |
322 |
+ |
#endif |
323 |
|
if (inpfmt != NULL) |
324 |
|
initinp(fp); |
325 |
|
|
326 |
|
while (getinputrec(fp)) { |
327 |
|
varset("recno", '=', (double)++nrecs); |
328 |
+ |
varset("outno", '=', (double)(nout+1)); |
329 |
|
colflg = 0; |
330 |
|
eclock++; |
331 |
|
if (!conditional || varvalue("cond") > 0.0) { |
269 |
– |
varset("outno", '=', (double)++nout); |
332 |
|
putout(); |
333 |
+ |
++nout; |
334 |
|
} |
335 |
+ |
if (incnt && nrecs >= incnt) |
336 |
+ |
break; |
337 |
+ |
if (outcnt && nout >= outcnt) |
338 |
+ |
break; |
339 |
|
} |
340 |
|
fclose(fp); |
341 |
|
} |
348 |
|
colpos = 0; |
349 |
|
if (outfmt != NULL) |
350 |
|
putrec(); |
351 |
< |
else if (bocols) |
285 |
< |
chanout(bchanset); |
286 |
< |
else |
351 |
> |
else if (otype == 'a') |
352 |
|
chanout(chanset); |
353 |
< |
if (colpos && !bocols) |
353 |
> |
else |
354 |
> |
chanout(bchanset); |
355 |
> |
if (colpos && otype == 'a') |
356 |
|
putchar('\n'); |
357 |
|
if (unbuff) |
358 |
|
fflush(stdout); |
359 |
|
} |
360 |
|
|
361 |
|
|
362 |
+ |
static double |
363 |
+ |
l_in(char *funame) /* function call for $channel */ |
364 |
+ |
{ |
365 |
+ |
int n; |
366 |
+ |
char *cp; |
367 |
+ |
/* get argument as integer */ |
368 |
+ |
n = (int)(argument(1) + .5); |
369 |
+ |
if (n != 0) /* return channel value */ |
370 |
+ |
return(chanvalue(n)); |
371 |
+ |
/* determine number of channels */ |
372 |
+ |
if (noinput || inpfmt != NULL) |
373 |
+ |
return(0); |
374 |
+ |
if (nbicols) |
375 |
+ |
return(nbicols); |
376 |
+ |
cp = inpbuf; /* need to count */ |
377 |
+ |
for (n = 0; *cp; ) |
378 |
+ |
if (blnkeq && isspace(sepchar)) { |
379 |
+ |
while (isspace(*cp)) |
380 |
+ |
cp++; |
381 |
+ |
n += *cp != '\0'; |
382 |
+ |
while (*cp && !isspace(*cp)) |
383 |
+ |
cp++; |
384 |
+ |
} else { |
385 |
+ |
n += *cp != '\n'; |
386 |
+ |
while (*cp && *cp++ != sepchar) |
387 |
+ |
; |
388 |
+ |
} |
389 |
+ |
return(n); |
390 |
+ |
} |
391 |
+ |
|
392 |
|
double |
393 |
|
chanvalue( /* return value for column n */ |
394 |
|
int n |
395 |
|
) |
396 |
|
{ |
397 |
|
int i; |
398 |
< |
register char *cp; |
398 |
> |
char *cp; |
399 |
|
|
400 |
|
if (noinput || inpfmt != NULL) { |
401 |
|
eputs("no column input\n"); |
405 |
|
eputs("illegal channel number\n"); |
406 |
|
quit(1); |
407 |
|
} |
408 |
< |
if (nbicols > 0) { |
408 |
> |
if (nbicols) { |
409 |
|
if (n > nbicols) |
410 |
|
return(0.0); |
411 |
< |
cp = inpbuf + (n-1)*sizeof(double); |
412 |
< |
return(*(double *)cp); |
413 |
< |
} |
414 |
< |
if (nbicols < 0) { |
318 |
< |
if (n > -nbicols) |
319 |
< |
return(0.0); |
411 |
> |
if (tolower(itype) == 'd') { |
412 |
> |
cp = inpbuf + (n-1)*sizeof(double); |
413 |
> |
return(*(double *)cp); |
414 |
> |
} |
415 |
|
cp = inpbuf + (n-1)*sizeof(float); |
416 |
|
return(*(float *)cp); |
417 |
|
} |
463 |
|
) |
464 |
|
{ |
465 |
|
static char zerobuf[sizeof(double)]; |
466 |
+ |
float fval = v; |
467 |
|
|
468 |
|
while (++colpos < n) |
469 |
< |
fwrite(zerobuf, |
470 |
< |
bocols>0 ? sizeof(double) : sizeof(float), |
469 |
> |
putbinary(zerobuf, |
470 |
> |
tolower(otype)=='d' ? sizeof(double) : sizeof(float), |
471 |
|
1, stdout); |
472 |
< |
if (bocols > 0) |
473 |
< |
fwrite(&v, sizeof(double), 1, stdout); |
474 |
< |
else { |
475 |
< |
float fval = v; |
476 |
< |
fwrite(&fval, sizeof(float), 1, stdout); |
472 |
> |
switch (otype) { |
473 |
> |
case 'D': |
474 |
> |
swap64((char *)&v, 1); |
475 |
> |
/* fall through */ |
476 |
> |
case 'd': |
477 |
> |
putbinary(&v, sizeof(double), 1, stdout); |
478 |
> |
break; |
479 |
> |
case 'F': |
480 |
> |
swap32((char *)&fval, 1); |
481 |
> |
/* fall through */ |
482 |
> |
case 'f': |
483 |
> |
putbinary(&fval, sizeof(float), 1, stdout); |
484 |
> |
break; |
485 |
|
} |
486 |
|
} |
487 |
|
|
496 |
|
char *inptr; |
497 |
|
struct field fmt; |
498 |
|
int res; |
499 |
< |
register struct field *f; |
499 |
> |
struct field *f; |
500 |
|
/* check for inline format */ |
501 |
|
for (inptr = spec; *inptr; inptr++) |
502 |
|
if (*inptr == '$') |
509 |
|
eputs(": cannot open\n"); |
510 |
|
quit(1); |
511 |
|
} |
512 |
< |
res = read(fd, inpbuf+1, INBSIZ-1); |
512 |
> |
res = read(fd, inpbuf+2, INBSIZ-2); |
513 |
|
if (res <= 0 || res >= INBSIZ-1) { |
514 |
|
eputs(spec); |
515 |
|
if (res < 0) |
521 |
|
quit(1); |
522 |
|
} |
523 |
|
close(fd); |
524 |
< |
(inptr=inpbuf+1)[res] = '\0'; |
524 |
> |
(inptr=inpbuf+2)[res] = '\0'; |
525 |
|
} |
526 |
|
f = &fmt; /* get fields */ |
527 |
|
while ((res = readfield(&inptr)) != F_NUL) { |
556 |
|
|
557 |
|
static int |
558 |
|
readfield( /* get next field in format */ |
559 |
< |
register char **pp |
559 |
> |
char **pp |
560 |
|
) |
561 |
|
{ |
562 |
|
int type = F_NUL; |
563 |
|
int width = 0; |
564 |
< |
register char *cp; |
564 |
> |
char *cp; |
565 |
|
|
566 |
|
cp = inpbuf; |
567 |
|
while (cp < &inpbuf[INBSIZ-1] && **pp != '\0') { |
626 |
|
char *svname |
627 |
|
) |
628 |
|
{ |
629 |
< |
register struct strvar *sv; |
629 |
> |
struct strvar *sv; |
630 |
|
|
631 |
|
for (sv = svhead; sv != NULL; sv = sv->next) |
632 |
|
if (!strcmp(sv->name, svname)) |
645 |
|
char *eqn |
646 |
|
) |
647 |
|
{ |
648 |
< |
register struct strvar *sv; |
649 |
< |
register char *val; |
648 |
> |
struct strvar *sv; |
649 |
> |
char *val; |
650 |
|
|
651 |
|
for (val = eqn; *val != '='; val++) |
652 |
|
if (!*val) |
665 |
|
static void |
666 |
|
clearrec(void) /* clear input record variables */ |
667 |
|
{ |
668 |
< |
register struct field *f; |
668 |
> |
struct field *f; |
669 |
|
|
670 |
|
for (f = inpfmt; f != NULL; f = f->next) |
671 |
|
switch (f->type & F_TYP) { |
683 |
|
|
684 |
|
|
685 |
|
static int |
686 |
< |
getrec(void) /* get next record from file */ |
686 |
> |
getrec(void) /* get next record from file */ |
687 |
|
{ |
688 |
|
int eatline; |
689 |
< |
register struct field *f; |
690 |
< |
|
689 |
> |
struct field *f; |
690 |
> |
|
691 |
|
while (ipb.chr != EOF) { |
692 |
< |
eatline = !igneol && ipb.chr != '\n'; |
589 |
< |
if (blnkeq) /* beware of nbsynch() */ |
692 |
> |
if (blnkeq) { /* beware of nbsynch() */ |
693 |
|
while (isblnk(ipb.chr)) |
694 |
< |
scaninp(); |
694 |
> |
resetinp(); |
695 |
> |
if (ipb.chr == EOF) |
696 |
> |
return(0); |
697 |
> |
} |
698 |
> |
eatline = (!igneol && ipb.chr != '\n'); |
699 |
|
clearrec(); /* start with fresh record */ |
700 |
|
for (f = inpfmt; f != NULL; f = f->next) |
701 |
|
if (getfield(f) == -1) |
702 |
|
break; |
703 |
|
if (f == NULL) { |
704 |
< |
advinp(); |
704 |
> |
advinp(); /* got one! */ |
705 |
|
return(1); |
706 |
|
} |
707 |
< |
resetinp(); |
707 |
> |
resetinp(); /* eat false start */ |
708 |
|
if (eatline) { /* eat rest of line */ |
709 |
|
while (ipb.chr != '\n') { |
710 |
|
if (ipb.chr == EOF) |
711 |
|
return(0); |
712 |
< |
scaninp(); |
712 |
> |
resetinp(); |
713 |
|
} |
714 |
< |
scaninp(); |
608 |
< |
advinp(); |
714 |
> |
resetinp(); |
715 |
|
} |
716 |
|
} |
717 |
|
return(0); |
720 |
|
|
721 |
|
static int |
722 |
|
getfield( /* get next field */ |
723 |
< |
register struct field *f |
723 |
> |
struct field *f |
724 |
|
) |
725 |
|
{ |
726 |
|
static char buf[RMAXWORD+1]; /* no recursion! */ |
727 |
|
int delim, inword; |
728 |
|
double d; |
729 |
|
char *np; |
730 |
< |
register char *cp; |
730 |
> |
char *cp; |
731 |
|
|
732 |
|
switch (f->type & F_TYP) { |
733 |
|
case T_LIT: |
756 |
|
delim = f->next->f.sl[0]; |
757 |
|
cp = buf; |
758 |
|
do { |
759 |
< |
if (ipb.chr == EOF) |
759 |
> |
if (ipb.chr == EOF || ipb.chr == '\n') |
760 |
|
inword = 0; |
761 |
|
else if (blnkeq && delim != EOF) |
762 |
|
inword = isblnk(delim) ? |
814 |
|
static void |
815 |
|
putrec(void) /* output a record */ |
816 |
|
{ |
817 |
< |
char fmt[32]; |
818 |
< |
register int n; |
819 |
< |
register struct field *f; |
817 |
> |
char fmt[32], typ[16]; |
818 |
> |
int n; |
819 |
> |
struct field *f; |
820 |
|
int adlast, adnext; |
821 |
+ |
double dv, av; |
822 |
|
|
823 |
|
adlast = 0; |
824 |
|
for (f = outfmt; f != NULL; f = f->next) { |
849 |
|
break; |
850 |
|
case T_NUM: |
851 |
|
n = f->type & F_WID; |
852 |
+ |
dv = evalue(f->f.ne); |
853 |
+ |
av = fabs(dv); |
854 |
+ |
if (n <= 9) |
855 |
+ |
strcpy(typ, "g"); |
856 |
+ |
else |
857 |
+ |
sprintf(typ, ".%de", n-5); |
858 |
+ |
if (av < 1L<<31) { |
859 |
+ |
long iv = (int)(av + .5); |
860 |
+ |
if (iv && fabs(av-iv) <= av*1e-14) |
861 |
+ |
strcpy(typ, ".0f"); |
862 |
+ |
} |
863 |
|
if (adlast && adnext) |
864 |
< |
strcpy(fmt, "%g"); |
864 |
> |
sprintf(fmt, "%%%s", typ); |
865 |
|
else if (adlast) |
866 |
< |
sprintf(fmt, "%%-%dg", n); |
866 |
> |
sprintf(fmt, "%%-%d%s", n, typ); |
867 |
|
else |
868 |
< |
sprintf(fmt, "%%%dg", n); |
869 |
< |
printf(fmt, evalue(f->f.ne)); |
868 |
> |
sprintf(fmt, "%%%d%s", n, typ); |
869 |
> |
printf(fmt, dv); |
870 |
|
adlast = 1; |
871 |
|
break; |
872 |
|
} |
920 |
|
ipb.beg = ipb.end; |
921 |
|
ipb.pos = ipb.beg; |
922 |
|
ipb.chr = *ipb.pos; |
923 |
+ |
if (passive) /* transmit unmatched character? */ |
924 |
+ |
fputc(ipb.chr, stdout); |
925 |
|
if (++ipb.beg >= &inpbuf[INBSIZ]) |
926 |
|
ipb.beg = inpbuf; |
927 |
|
scaninp(); |