11 |
|
#include "platform.h" |
12 |
|
#include "rtio.h" |
13 |
|
#include "resolu.h" |
14 |
< |
#ifdef _WIN32 |
15 |
< |
#undef ftello |
16 |
< |
#define ftello ftell |
17 |
< |
#undef ssize_t |
18 |
< |
#define ssize_t size_t |
14 |
> |
#if defined(_WIN32) || defined(_WIN64) |
15 |
> |
#undef ftello |
16 |
> |
#define ftello ftell |
17 |
> |
#undef ssize_t |
18 |
> |
#define ssize_t size_t |
19 |
|
#else |
20 |
< |
#include <sys/mman.h> |
20 |
> |
#include <sys/mman.h> |
21 |
|
#endif |
22 |
|
|
23 |
– |
#ifdef getc_unlocked /* avoid horrendous overhead of flockfile */ |
24 |
– |
#undef getc |
25 |
– |
#undef putc |
26 |
– |
#define getc getc_unlocked |
27 |
– |
#define putc putc_unlocked |
28 |
– |
#endif |
29 |
– |
|
23 |
|
typedef struct { |
24 |
+ |
void *mapped; /* memory-mapped pointer */ |
25 |
|
void *base; /* pointer to base memory */ |
26 |
|
size_t len; /* allocated memory length */ |
33 |
– |
int mapped; /* memory-mapped file? */ |
27 |
|
} MEMLOAD; /* file loaded/mapped into memory */ |
28 |
|
|
29 |
|
typedef struct { |
42 |
|
return; |
43 |
|
#ifdef MAP_FILE |
44 |
|
if (mp->mapped) |
45 |
< |
munmap(mp->base, mp->len); |
45 |
> |
munmap(mp->mapped, mp->len); |
46 |
|
else |
47 |
|
#endif |
48 |
|
free(mp->base); |
49 |
+ |
mp->mapped = NULL; |
50 |
|
mp->base = NULL; |
51 |
|
mp->len = 0; |
52 |
|
} |
53 |
|
|
60 |
– |
/* load a file into memory */ |
61 |
– |
static int |
62 |
– |
load_file(MEMLOAD *mp, FILE *fp) |
63 |
– |
{ |
64 |
– |
int fd; |
65 |
– |
off_t skip, flen; |
66 |
– |
|
67 |
– |
if (mp == NULL) |
68 |
– |
return(-1); |
69 |
– |
mp->base = NULL; |
70 |
– |
mp->len = 0; |
71 |
– |
mp->mapped = 0; |
72 |
– |
if (fp == NULL) |
73 |
– |
return(-1); |
74 |
– |
fd = fileno(fp); |
75 |
– |
skip = ftello(fp); |
76 |
– |
flen = lseek(fd, 0, SEEK_END); |
77 |
– |
if (flen <= skip) |
78 |
– |
return((int)(flen - skip)); |
79 |
– |
mp->len = (size_t)(flen - skip); |
80 |
– |
#ifdef MAP_FILE |
81 |
– |
if (mp->len > 1L<<20) { /* map file if > 1 MByte */ |
82 |
– |
mp->base = mmap(NULL, mp->len, PROT_READ, MAP_PRIVATE, fd, skip); |
83 |
– |
if (mp->base != MAP_FAILED) { |
84 |
– |
mp->mapped = 1; |
85 |
– |
return(1); /* mmap() success */ |
86 |
– |
} |
87 |
– |
mp->base = NULL; /* fall back to reading it in... */ |
88 |
– |
} |
89 |
– |
#endif |
90 |
– |
if (lseek(fd, skip, SEEK_SET) != skip || |
91 |
– |
(mp->base = malloc(mp->len)) == NULL) { |
92 |
– |
mp->len = 0; |
93 |
– |
return(-1); |
94 |
– |
} |
95 |
– |
if (read(fd, (char *)mp->base, mp->len) != mp->len) { |
96 |
– |
free_load(mp); |
97 |
– |
return(-1); |
98 |
– |
} |
99 |
– |
return(1); |
100 |
– |
} |
101 |
– |
|
54 |
|
/* load memory from an input stream, starting from current position */ |
55 |
|
static int |
56 |
|
load_stream(MEMLOAD *mp, FILE *fp) |
61 |
|
|
62 |
|
if (mp == NULL) |
63 |
|
return(-1); |
64 |
+ |
mp->mapped = NULL; |
65 |
|
mp->base = NULL; |
66 |
|
mp->len = 0; |
114 |
– |
mp->mapped = 0; |
67 |
|
if (fp == NULL) |
68 |
|
return(-1); |
69 |
|
while ((nr = fread(buf, 1, sizeof(buf), fp)) > 0) { |
70 |
|
if (!alloced) |
71 |
< |
mp->base = malloc(nr); |
71 |
> |
mp->base = malloc(alloced = nr); |
72 |
|
else if (mp->len+nr > alloced) |
73 |
|
mp->base = realloc(mp->base, |
74 |
|
alloced = alloced*(2+(nr==sizeof(buf)))/2+nr); |
86 |
|
return(mp->len > 0); |
87 |
|
} |
88 |
|
|
89 |
+ |
/* load a file into memory */ |
90 |
+ |
static int |
91 |
+ |
load_file(MEMLOAD *mp, FILE *fp) |
92 |
+ |
{ |
93 |
+ |
int fd; |
94 |
+ |
off_t skip, flen, fpos; |
95 |
+ |
|
96 |
+ |
#if defined(_WIN32) || defined(_WIN64) |
97 |
+ |
/* too difficult to fix this */ |
98 |
+ |
return load_stream(mp, fp); |
99 |
+ |
#endif |
100 |
+ |
if (mp == NULL) |
101 |
+ |
return(-1); |
102 |
+ |
mp->mapped = NULL; |
103 |
+ |
mp->base = NULL; |
104 |
+ |
mp->len = 0; |
105 |
+ |
if (fp == NULL) |
106 |
+ |
return(-1); |
107 |
+ |
fd = fileno(fp); |
108 |
+ |
skip = ftello(fp); |
109 |
+ |
flen = lseek(fd, 0, SEEK_END); |
110 |
+ |
if (flen <= skip) |
111 |
+ |
return((int)(flen - skip)); |
112 |
+ |
mp->len = (size_t)(flen - skip); |
113 |
+ |
#ifdef MAP_FILE |
114 |
+ |
if (mp->len > 1L<<20) { /* map file if > 1 MByte */ |
115 |
+ |
mp->mapped = mmap(NULL, flen, PROT_READ, MAP_PRIVATE, fd, 0); |
116 |
+ |
if (mp->mapped != MAP_FAILED) { |
117 |
+ |
mp->base = (char *)mp->mapped + skip; |
118 |
+ |
return(1); /* mmap() success */ |
119 |
+ |
} |
120 |
+ |
mp->mapped = NULL; /* else fall back to reading it in... */ |
121 |
+ |
} |
122 |
+ |
#endif |
123 |
+ |
if (lseek(fd, skip, SEEK_SET) != skip || |
124 |
+ |
(mp->base = malloc(mp->len)) == NULL) { |
125 |
+ |
mp->len = 0; |
126 |
+ |
return(-1); |
127 |
+ |
} |
128 |
+ |
fpos = skip; |
129 |
+ |
while (fpos < flen) { /* read() fails if n > 2 GBytes */ |
130 |
+ |
ssize_t nread = read(fd, (char *)mp->base+(fpos-skip), |
131 |
+ |
(flen-fpos < 1L<<24) ? flen-fpos : 1L<<24); |
132 |
+ |
if (nread <= 0) { |
133 |
+ |
free_load(mp); |
134 |
+ |
return(-1); |
135 |
+ |
} |
136 |
+ |
fpos += nread; |
137 |
+ |
} |
138 |
+ |
return(1); |
139 |
+ |
} |
140 |
+ |
|
141 |
|
/* free a record index */ |
142 |
|
#define free_records(rp) free(rp) |
143 |
|
|
145 |
|
static RECINDEX * |
146 |
|
index_records(const MEMLOAD *mp, int nw_rec) |
147 |
|
{ |
148 |
+ |
int nall = 0; |
149 |
|
RECINDEX *rp; |
150 |
|
char *cp, *mend; |
151 |
|
int n; |
154 |
|
return(NULL); |
155 |
|
if (nw_rec <= 0) |
156 |
|
return(NULL); |
157 |
< |
rp = (RECINDEX *)malloc(sizeof(RECINDEX) + mp->len/(2*nw_rec)*sizeof(char *)); |
157 |
> |
nall = 1000; |
158 |
> |
rp = (RECINDEX *)malloc(sizeof(RECINDEX) + nall*sizeof(char *)); |
159 |
|
if (rp == NULL) |
160 |
|
return(NULL); |
161 |
|
rp->nw_rec = nw_rec; |
167 |
|
++cp; |
168 |
|
if (cp >= mend) |
169 |
|
break; |
170 |
+ |
if (rp->nrecs >= nall) { |
171 |
+ |
nall += nall>>1; /* get more record space */ |
172 |
+ |
rp = (RECINDEX *)realloc(rp, |
173 |
+ |
sizeof(RECINDEX) + nall*sizeof(char *)); |
174 |
+ |
if (rp == NULL) |
175 |
+ |
return(NULL); |
176 |
+ |
} |
177 |
|
rp->rec[rp->nrecs++] = cp; /* point to first non-white */ |
178 |
|
n = rp->nw_rec; |
179 |
|
while (++cp < mend) /* find end of record */ |
250 |
|
|
251 |
|
if (fp == NULL) |
252 |
|
return(0); |
253 |
< |
fflush(stdout); /* assumes nothing in input buffer */ |
254 |
< |
while ((n = read(fileno(fp), buf, sizeof(buf))) > 0) |
253 |
> |
fflush(stdout); |
254 |
> |
while ((n = fread(buf, 1, sizeof(buf), fp)) > 0) |
255 |
|
if (write(fileno(stdout), buf, n) != n) |
256 |
|
return(0); |
257 |
< |
return(n >= 0); |
257 |
> |
return(!ferror(fp)); |
258 |
|
} |
259 |
|
|
260 |
|
/* get next word from stream, leaving stream on EOL or start of next word */ |
287 |
|
int ni_rows = 0; /* number of input rows */ |
288 |
|
int no_columns = 0; /* number of output columns */ |
289 |
|
int no_rows = 0; /* number of output rows */ |
290 |
+ |
int transpose = 0; /* transpose rows & cols? */ |
291 |
+ |
int i_header = 1; /* input header? */ |
292 |
+ |
int o_header = 1; /* output header? */ |
293 |
|
|
294 |
|
/* check settings and assign defaults */ |
295 |
< |
static void |
295 |
> |
static int |
296 |
|
check_sizes() |
297 |
|
{ |
298 |
|
if (fmtid == NULL) { |
304 |
|
comp_size = sizeof(double); |
305 |
|
else if (!strcmp(fmtid, "byte")) |
306 |
|
comp_size = 1; |
307 |
+ |
else if (strcmp(fmtid, "ascii")) { |
308 |
+ |
fprintf(stderr, "Unsupported format: %s\n", fmtid); |
309 |
+ |
return(0); |
310 |
+ |
} |
311 |
|
} |
312 |
+ |
if (transpose && (no_rows <= 0) & (no_columns <= 0)) { |
313 |
+ |
if (ni_rows > 0) no_columns = ni_rows; |
314 |
+ |
if (ni_columns > 0) no_rows = ni_columns; |
315 |
+ |
} else if ((no_rows <= 0) & (no_columns > 0) && |
316 |
+ |
!((ni_rows*ni_columns) % no_columns)) |
317 |
+ |
no_rows = ni_rows*ni_columns/no_columns; |
318 |
|
if (n_comp <= 0) |
319 |
|
n_comp = 3; |
320 |
+ |
return(1); |
321 |
|
} |
322 |
|
|
323 |
|
/* output transposed ASCII or binary data from memory */ |
369 |
|
print_record(rp, j*ni_columns + i); |
370 |
|
putc(tabEOL[j >= no_columns-1], stdout); |
371 |
|
} else { /* binary output */ |
372 |
< |
fwrite((char *)mp->base + |
373 |
< |
(n_comp*comp_size)*(j*ni_columns + i), |
374 |
< |
n_comp*comp_size, 1, stdout); |
372 |
> |
putbinary((char *)mp->base + |
373 |
> |
(size_t)(n_comp*comp_size)*(j*ni_columns + i), |
374 |
> |
comp_size, n_comp, stdout); |
375 |
|
} |
376 |
|
if (ferror(stdout)) { |
377 |
|
fprintf(stderr, "Error writing to stdout\n"); |
394 |
|
int columns2go = no_columns; |
395 |
|
char word[256]; |
396 |
|
/* sanity checks */ |
397 |
< |
if (comp_size) { |
398 |
< |
fputs("Bad call to do_resize (binary input)\n", stderr); |
372 |
< |
return(0); |
373 |
< |
} |
397 |
> |
if (comp_size || (no_columns == ni_columns) & (no_rows == ni_rows)) |
398 |
> |
return(output_stream(fp)); /* no-op -- just copy */ |
399 |
|
if (no_columns <= 0) { |
400 |
|
fprintf(stderr, "Missing -oc specification\n"); |
401 |
|
return(0); |
448 |
|
static int |
449 |
|
headline(char *s, void *p) |
450 |
|
{ |
451 |
< |
static char fmt[32]; |
451 |
> |
static char fmt[MAXFMTLEN]; |
452 |
|
int n; |
453 |
|
|
454 |
|
if (formatval(fmt, s)) { |
482 |
|
if (!strncmp(s, "NCOMP=", 6)) { |
483 |
|
n = atoi(s+6); |
484 |
|
if ((n_comp > 0) & (n != n_comp)) { |
485 |
< |
fputs("Incorrect number of components", stderr); |
485 |
> |
fputs("Incorrect number of components\n", stderr); |
486 |
|
return(-1); |
487 |
|
} |
488 |
|
n_comp = n; |
489 |
|
return(0); |
490 |
|
} |
491 |
< |
fputs(s, stdout); /* copy header info. */ |
491 |
> |
if (o_header) |
492 |
> |
fputs(s, stdout); /* copy header info. */ |
493 |
|
return(0); |
494 |
|
} |
495 |
|
|
497 |
|
int |
498 |
|
main(int argc, char *argv[]) |
499 |
|
{ |
500 |
< |
int i_header = 1; /* input header? */ |
475 |
< |
int o_header = 1; /* output header? */ |
476 |
< |
int transpose = 0; /* transpose rows & cols? */ |
477 |
< |
int i; |
500 |
> |
int a; |
501 |
|
|
502 |
< |
for (i = 1; i < argc && argv[i][0] == '-'; i++) |
503 |
< |
switch (argv[i][1]) { |
502 |
> |
for (a = 1; a < argc && argv[a][0] == '-'; a++) |
503 |
> |
switch (argv[a][1]) { |
504 |
|
case 'i': /* input */ |
505 |
< |
if (argv[i][2] == 'c') /* columns */ |
506 |
< |
ni_columns = atoi(argv[++i]); |
507 |
< |
else if (argv[i][2] == 'r') |
508 |
< |
ni_rows = atoi(argv[++i]); |
505 |
> |
if (argv[a][2] == 'c') /* columns */ |
506 |
> |
ni_columns = atoi(argv[++a]); |
507 |
> |
else if (argv[a][2] == 'r') |
508 |
> |
ni_rows = atoi(argv[++a]); |
509 |
|
else |
510 |
|
goto userr; |
511 |
|
break; |
512 |
|
case 'o': /* output */ |
513 |
< |
if (argv[i][2] == 'c') /* columns */ |
514 |
< |
no_columns = atoi(argv[++i]); |
515 |
< |
else if (argv[i][2] == 'r') |
516 |
< |
no_rows = atoi(argv[++i]); |
513 |
> |
if (argv[a][2] == 'c') /* columns */ |
514 |
> |
no_columns = atoi(argv[++a]); |
515 |
> |
else if (argv[a][2] == 'r') |
516 |
> |
no_rows = atoi(argv[++a]); |
517 |
|
else |
518 |
|
goto userr; |
519 |
|
break; |
520 |
|
case 'h': /* turn off header */ |
521 |
< |
switch (argv[i][2]) { |
521 |
> |
switch (argv[a][2]) { |
522 |
|
case 'i': |
523 |
|
i_header = 0; |
524 |
|
break; |
536 |
|
transpose = !transpose; |
537 |
|
break; |
538 |
|
case 'f': /* format */ |
539 |
< |
switch (argv[i][2]) { |
539 |
> |
switch (argv[a][2]) { |
540 |
|
case 'a': /* ASCII */ |
541 |
|
case 'A': |
542 |
|
fmtid = "ascii"; |
560 |
|
default: |
561 |
|
goto userr; |
562 |
|
} |
563 |
< |
if (argv[i][3]) { |
564 |
< |
if (!isdigit(argv[i][3])) |
563 |
> |
if (argv[a][3]) { |
564 |
> |
if (!isdigit(argv[a][3])) |
565 |
|
goto userr; |
566 |
< |
n_comp = atoi(argv[i]+3); |
567 |
< |
} |
566 |
> |
n_comp = atoi(argv[a]+3); |
567 |
> |
} else |
568 |
> |
n_comp = 1; |
569 |
|
break; |
570 |
|
case 'w': /* warnings on/off */ |
571 |
|
warnings = !warnings; |
573 |
|
default: |
574 |
|
goto userr; |
575 |
|
} |
576 |
< |
if (i < argc-1) /* arg count OK? */ |
576 |
> |
if (a < argc-1) /* arg count OK? */ |
577 |
|
goto userr; |
578 |
|
/* open input file? */ |
579 |
< |
if (i == argc-1 && freopen(argv[i], "r", stdin) == NULL) { |
580 |
< |
fprintf(stderr, "%s: cannot open for reading\n", argv[i]); |
579 |
> |
if (a == argc-1 && freopen(argv[a], "r", stdin) == NULL) { |
580 |
> |
fprintf(stderr, "%s: cannot open for reading\n", argv[a]); |
581 |
|
return(1); |
582 |
|
} |
583 |
|
if (comp_size) { |
585 |
|
SET_FILE_BINARY(stdout); |
586 |
|
} |
587 |
|
/* check for no-op */ |
588 |
< |
if (!transpose && (comp_size || |
589 |
< |
(no_columns == ni_columns) & (no_rows == ni_rows))) { |
588 |
> |
if (!transpose & (i_header == o_header) && |
589 |
> |
(no_columns == ni_columns) & (no_rows == ni_rows)) { |
590 |
|
if (warnings) |
591 |
|
fprintf(stderr, "%s: no-op -- copying input verbatim\n", |
592 |
|
argv[0]); |
595 |
|
return(0); |
596 |
|
} |
597 |
|
if (i_header) { /* read header */ |
598 |
< |
if (getheader(stdin, &headline, NULL) < 0) |
598 |
> |
if (getheader(stdin, headline, NULL) < 0) |
599 |
|
return(1); |
600 |
< |
check_sizes(); |
600 |
> |
if (!check_sizes()) |
601 |
> |
return(1); |
602 |
|
if (comp_size) { /* a little late... */ |
603 |
|
SET_FILE_BINARY(stdin); |
604 |
|
SET_FILE_BINARY(stdout); |
605 |
|
} |
606 |
< |
} else |
607 |
< |
check_sizes(); |
606 |
> |
} else if (!check_sizes()) |
607 |
> |
return(1); |
608 |
|
if (o_header) { /* write header */ |
609 |
< |
printargs(argc, argv, stdout); |
585 |
< |
if (transpose && (no_rows <= 0) & (no_columns <= 0)) { |
586 |
< |
if (ni_rows > 0) no_columns = ni_rows; |
587 |
< |
if (ni_columns > 0) no_rows = ni_columns; |
588 |
< |
} |
609 |
> |
printargs(a, argv, stdout); |
610 |
|
if (no_rows > 0) |
611 |
|
printf("NROWS=%d\n", no_rows); |
612 |
|
if (no_columns > 0) |
616 |
|
fputc('\n', stdout); /* finish new header */ |
617 |
|
} |
618 |
|
if (transpose) { /* transposing rows & columns? */ |
619 |
< |
MEMLOAD myMem; /* need to load into memory */ |
620 |
< |
if (i == argc-1) { |
619 |
> |
MEMLOAD myMem; /* need to map into memory */ |
620 |
> |
if (a == argc-1) { |
621 |
|
if (load_file(&myMem, stdin) <= 0) { |
622 |
|
fprintf(stderr, "%s: error loading file into memory\n", |
623 |
< |
argv[i]); |
623 |
> |
argv[a]); |
624 |
|
return(1); |
625 |
|
} |
626 |
|
} else if (load_stream(&myMem, stdin) <= 0) { |
630 |
|
} |
631 |
|
if (!do_transpose(&myMem)) |
632 |
|
return(1); |
633 |
< |
/* free_load(&myMem); */ |
634 |
< |
} else if (!do_resize(stdin)) /* just reshaping input */ |
633 |
> |
/* free_load(&myMem); about to exit, so don't bother */ |
634 |
> |
} else if (!do_resize(stdin)) /* reshaping input */ |
635 |
|
return(1); |
636 |
|
return(0); |
637 |
|
userr: |