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* 7/4/19 Greg Ward |
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*/ |
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#include <stdlib.h> |
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#include <ctype.h> |
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#include "rtio.h" |
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#include "platform.h" |
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#include "paths.h" |
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#include "resolu.h" |
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|
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#define DOHEADER 1 |
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#define MAXFILE 512 /* maximum number of files */ |
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|
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static int swapped = 0; /* input is byte-swapped */ |
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|
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static FILE *output[MAXFILE]; |
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static int ncomp[MAXFILE]; |
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static int bytsiz[MAXFILE]; |
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static short hdrflags[MAXFILE]; |
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static int hdrflags[MAXFILE]; |
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static const char *format[MAXFILE]; |
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static int termc[MAXFILE]; |
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static int nfiles = 0; |
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headline(char *s, void *p) |
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{ |
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extern const char FMTSTR[]; |
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int i = nfiles; |
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int i; |
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|
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if (strstr(s, FMTSTR) == s) |
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return(0); /* don't copy format */ |
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return(0); |
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if (!strncmp(s, "NCOMP=", 6)) |
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return(0); |
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if ((i = isbigendian(s)) >= 0) { |
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swapped = (nativebigendian() != i); |
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return(0); |
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} |
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i = nfiles; |
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while (i--) /* else copy line to output streams */ |
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if (hdrflags[i] & DOHEADER) |
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fputs(s, output[i]); |
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static int |
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scanOK(int termc) |
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{ |
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int skip_white = (termc == ' '); |
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char *cp = buf; |
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int c; |
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|
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while ((c = getchar()) != EOF) { |
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if (skip_white && isspace(c)) |
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continue; |
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skip_white = 0; |
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if (c == '\n' && isspace(termc)) |
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c = termc; /* forgiving assumption */ |
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*cp++ = c; |
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if (cp-buf >= sizeof(buf)) |
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break; |
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if (c == termc) { |
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if ((termc == ' ') ? isspace(c) : (c == termc)) { |
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*cp = '\0'; |
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return(cp-buf); |
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} |
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int append = 0; |
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long outcnt = 0; |
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int bininp = 0; |
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int nstdoutcomp = 0; |
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int curterm = '\n'; |
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int curncomp = 1; |
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int curbytes = 0; |
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int curflags = 0; |
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const char *curfmt = "ascii"; |
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break; |
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case 'a': |
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curfmt = "ascii"; |
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curbytes = -1; |
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curbytes = 0; |
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break; |
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default: |
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goto badopt; |
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} |
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if (isdigit(argv[i][3])) |
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curbytes *= atoi(argv[i]+3); |
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curbytes += (curbytes == -1); |
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if (curbytes > (int)sizeof(buf)) { |
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curncomp = isdigit(argv[i][3]) ? |
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atoi(argv[i]+3) : 1 ; |
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if (curbytes*curncomp > (int)sizeof(buf)) { |
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fputs(argv[0], stderr); |
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fputs(": output size too big\n", stderr); |
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return(1); |
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} |
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bininp += (curbytes > 0); |
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break; |
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case '\0': |
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needres |= (curflags & DORESOLU); |
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termc[nfiles] = curterm; |
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hdrflags[nfiles] = curflags; |
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case '\0': /* stdout */ |
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if (!nstdoutcomp) { /* first use? */ |
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needres |= (curflags & DORESOLU); |
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hdrflags[nfiles] = curflags; |
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} |
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output[nfiles] = stdout; |
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if (curbytes > 0) |
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SET_FILE_BINARY(output[nfiles]); |
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termc[nfiles] = curterm; |
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format[nfiles] = curfmt; |
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nstdoutcomp += |
196 |
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ncomp[nfiles] = curncomp; |
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bytsiz[nfiles++] = curbytes; |
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break; |
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badopt:; |
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fputs(": bad option\n", stderr); |
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return(1); |
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} |
205 |
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} else if (argv[i][0] == '.' && !argv[i][1]) { |
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output[nfiles] = NULL; /* discard data */ |
207 |
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termc[nfiles] = curterm; |
208 |
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format[nfiles] = curfmt; |
209 |
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ncomp[nfiles] = curncomp; |
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bytsiz[nfiles++] = curbytes; |
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} else if (argv[i][0] == '!') { |
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needres |= (curflags & DORESOLU); |
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termc[nfiles] = curterm; |
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hdrflags[nfiles] = curflags; |
214 |
+ |
termc[nfiles] = curterm; |
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if ((output[nfiles] = popen(argv[i]+1, "w")) == NULL) { |
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fputs(argv[i], stderr); |
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fputs(": cannot start command\n", stderr); |
220 |
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if (curbytes > 0) |
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SET_FILE_BINARY(output[nfiles]); |
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format[nfiles] = curfmt; |
223 |
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ncomp[nfiles] = curncomp; |
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bytsiz[nfiles++] = curbytes; |
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} else { |
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if (append & (curflags != 0)) { |
230 |
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return(1); |
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} |
232 |
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needres |= (curflags & DORESOLU); |
207 |
– |
termc[nfiles] = curterm; |
233 |
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hdrflags[nfiles] = curflags; |
234 |
+ |
termc[nfiles] = curterm; |
235 |
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if (!append & !force && access(argv[i], F_OK) == 0) { |
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fputs(argv[i], stderr); |
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fputs(": file exists -- use -f to overwrite\n", |
247 |
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if (curbytes > 0) |
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SET_FILE_BINARY(output[nfiles]); |
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format[nfiles] = curfmt; |
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+ |
ncomp[nfiles] = curncomp; |
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bytsiz[nfiles++] = curbytes; |
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} |
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if (nfiles >= MAXFILE) { |
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#ifdef getc_unlocked /* avoid lock/unlock overhead */ |
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flockfile(stdin); |
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for (i = nfiles; i--; ) |
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< |
flockfile(output[i]); |
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> |
if (output[i] != NULL) |
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> |
ftrylockfile(output[i]); |
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#endif |
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/* load/copy header */ |
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if (inpflags & DOHEADER && getheader(stdin, headline, NULL) < 0) { |
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fputs(argv[0], stderr); |
275 |
< |
fputs(": cannot get header from standard input\n", |
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> |
fputs(": cannot read header from standard input\n", |
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stderr); |
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return(1); |
278 |
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} |
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/* handle resolution string */ |
280 |
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if (inpflags & DORESOLU && !fgetsresolu(&ourres, stdin)) { |
281 |
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fputs(argv[0], stderr); |
282 |
< |
fputs(": cannot get resolution string from standard input\n", |
255 |
< |
stderr); |
282 |
> |
fputs(": bad resolution string on standard input\n", stderr); |
283 |
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return(1); |
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} |
285 |
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if (needres && (ourres.xr <= 0) | (ourres.yr <= 0)) { |
301 |
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if (!(inpflags & DOHEADER)) |
302 |
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newheader("RADIANCE", output[i]); |
303 |
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printargs(argc, argv, output[i]); |
304 |
< |
if (format[i] != NULL) |
304 |
> |
fprintf(output[i], "NCOMP=%d\n", output[i]==stdout ? |
305 |
> |
nstdoutcomp : ncomp[i]); |
306 |
> |
if (format[i] != NULL) { |
307 |
> |
extern const char BIGEND[]; |
308 |
> |
if (format[i][0] != 'a') { |
309 |
> |
fputs(BIGEND, output[i]); |
310 |
> |
fputs(nativebigendian() ^ swapped ? |
311 |
> |
"1\n" : "0\n", output[i]); |
312 |
> |
} |
313 |
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fputformat(format[i], output[i]); |
314 |
+ |
} |
315 |
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fputc('\n', output[i]); |
316 |
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} |
317 |
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if (hdrflags[i] & DORESOLU) |
320 |
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do { /* main loop */ |
321 |
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for (i = 0; i < nfiles; i++) { |
322 |
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if (bytsiz[i] > 0) { /* binary output */ |
323 |
< |
if (getbinary(buf, bytsiz[i], 1, stdin) < 1) |
323 |
> |
if (getbinary(buf, bytsiz[i], ncomp[i], |
324 |
> |
stdin) < ncomp[i]) |
325 |
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break; |
326 |
< |
if (putbinary(buf, bytsiz[i], 1, output[i]) < 1) |
326 |
> |
if (output[i] != NULL && |
327 |
> |
putbinary(buf, bytsiz[i], ncomp[i], |
328 |
> |
output[i]) < ncomp[i]) |
329 |
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break; |
330 |
< |
} else if (bytsiz[i] < 0) { /* N-field output */ |
331 |
< |
int n = -bytsiz[i]; |
330 |
> |
} else if (ncomp[i] > 1) { /* N-field output */ |
331 |
> |
int n = ncomp[i]; |
332 |
|
while (n--) { |
333 |
|
if (!scanOK(termc[i])) |
334 |
|
break; |
335 |
< |
if (fputs(buf, output[i]) == EOF) |
335 |
> |
if (output[i] != NULL && |
336 |
> |
fputs(buf, output[i]) == EOF) |
337 |
|
break; |
338 |
|
} |
339 |
|
if (n >= 0) /* fell short? */ |
340 |
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break; |
341 |
< |
if (termc[i] != '\n') /* add EOL if none */ |
341 |
> |
if ((output[i] != NULL) & /* add EOL if none */ |
342 |
> |
(termc[i] != '\n')) |
343 |
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fputc('\n', output[i]); |
344 |
|
} else { /* 1-field output */ |
345 |
|
if (!scanOK(termc[i])) |
346 |
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break; |
347 |
< |
if (fputs(buf, output[i]) == EOF) |
348 |
< |
break; |
349 |
< |
if (termc[i] != '\n') /* add EOL if none */ |
350 |
< |
fputc('\n', output[i]); |
347 |
> |
if (output[i] != NULL) { |
348 |
> |
if (fputs(buf, output[i]) == EOF) |
349 |
> |
break; |
350 |
> |
if (termc[i] != '\n') /* add EOL? */ |
351 |
> |
fputc('\n', output[i]); |
352 |
> |
} |
353 |
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} |
354 |
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/* skip input EOL? */ |
355 |
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if (!bininp && termc[nfiles-1] != '\n') { |