| 1 |
greg |
2.1 |
#ifndef lint
|
| 2 |
greg |
2.2 |
static const char RCSid[] = "$Id: rcollate.c,v 2.1 2013/09/05 17:53:23 greg Exp $";
|
| 3 |
greg |
2.1 |
#endif
|
| 4 |
|
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/*
|
| 5 |
|
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* Utility to re-order records in a binary or ASCII data file (matrix)
|
| 6 |
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*/
|
| 7 |
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|
| 8 |
|
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#include <stdlib.h>
|
| 9 |
|
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#include <unistd.h>
|
| 10 |
|
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#include <string.h>
|
| 11 |
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#include <ctype.h>
|
| 12 |
|
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#include "platform.h"
|
| 13 |
|
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#include "rtio.h"
|
| 14 |
|
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#include "resolu.h"
|
| 15 |
|
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#ifndef _WIN32
|
| 16 |
|
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#include <sys/mman.h>
|
| 17 |
|
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#endif
|
| 18 |
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|
| 19 |
|
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#ifdef getc_unlocked /* avoid horrendous overhead of flockfile */
|
| 20 |
|
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#undef getc
|
| 21 |
|
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#undef putc
|
| 22 |
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#define getc getc_unlocked
|
| 23 |
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#define putc putc_unlocked
|
| 24 |
|
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#endif
|
| 25 |
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|
| 26 |
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typedef struct {
|
| 27 |
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void *base; /* pointer to base memory */
|
| 28 |
|
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size_t len; /* allocated memory length */
|
| 29 |
|
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int mapped; /* memory-mapped file? */
|
| 30 |
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} MEMLOAD; /* file loaded/mapped into memory */
|
| 31 |
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|
| 32 |
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typedef struct {
|
| 33 |
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int nw_rec; /* number of words per record */
|
| 34 |
|
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int nrecs; /* number of records we found */
|
| 35 |
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char *rec[1]; /* record array (extends struct) */
|
| 36 |
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} RECINDEX;
|
| 37 |
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| 38 |
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/* free loaded file */
|
| 39 |
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static void
|
| 40 |
|
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free_load(MEMLOAD *mp)
|
| 41 |
|
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{
|
| 42 |
|
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if (mp == NULL || (mp->base == NULL) | (mp->len <= 0))
|
| 43 |
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return;
|
| 44 |
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#ifdef MAP_FILE
|
| 45 |
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if (mp->mapped)
|
| 46 |
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munmap(mp->base, mp->len);
|
| 47 |
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else
|
| 48 |
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#endif
|
| 49 |
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free(mp->base);
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| 50 |
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mp->base = NULL;
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| 51 |
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mp->len = 0;
|
| 52 |
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}
|
| 53 |
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|
| 54 |
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/* load a file into memory */
|
| 55 |
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static int
|
| 56 |
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load_file(MEMLOAD *mp, FILE *fp)
|
| 57 |
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{
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| 58 |
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int fd;
|
| 59 |
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off_t skip, flen;
|
| 60 |
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| 61 |
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if (mp == NULL)
|
| 62 |
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return(-1);
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| 63 |
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mp->base = NULL;
|
| 64 |
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mp->len = 0;
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| 65 |
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mp->mapped = 0;
|
| 66 |
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if (fp == NULL)
|
| 67 |
|
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return(-1);
|
| 68 |
|
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fd = fileno(fp);
|
| 69 |
|
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skip = ftello(fp);
|
| 70 |
|
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flen = lseek(fd, 0, SEEK_END);
|
| 71 |
|
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if (flen <= skip)
|
| 72 |
|
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return((int)(flen - skip));
|
| 73 |
|
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mp->len = (size_t)(flen - skip);
|
| 74 |
|
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#ifdef MAP_FILE
|
| 75 |
|
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if (mp->len > 1L<<20) { /* map file if > 1 MByte */
|
| 76 |
greg |
2.2 |
mp->base = mmap(NULL, mp->len, PROT_READ, MAP_PRIVATE, fd, skip);
|
| 77 |
greg |
2.1 |
if (mp->base != MAP_FAILED) {
|
| 78 |
|
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mp->mapped = 1;
|
| 79 |
|
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return(1); /* mmap() success */
|
| 80 |
|
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}
|
| 81 |
|
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mp->base = NULL; /* fall back to reading it in... */
|
| 82 |
|
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}
|
| 83 |
|
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#endif
|
| 84 |
|
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if (lseek(fd, skip, SEEK_SET) != skip ||
|
| 85 |
|
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(mp->base = malloc(mp->len)) == NULL) {
|
| 86 |
|
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mp->len = 0;
|
| 87 |
|
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return(-1);
|
| 88 |
|
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}
|
| 89 |
|
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if (read(fd, (char *)mp->base, mp->len) != mp->len) {
|
| 90 |
|
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free_load(mp);
|
| 91 |
|
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return(-1);
|
| 92 |
|
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}
|
| 93 |
|
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return(1);
|
| 94 |
|
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}
|
| 95 |
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|
| 96 |
|
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/* load memory from an input stream, starting from current position */
|
| 97 |
|
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static int
|
| 98 |
|
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load_stream(MEMLOAD *mp, FILE *fp)
|
| 99 |
|
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{
|
| 100 |
|
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char buf[8192];
|
| 101 |
|
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size_t nr;
|
| 102 |
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|
| 103 |
|
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if (mp == NULL)
|
| 104 |
|
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return(-1);
|
| 105 |
|
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mp->base = NULL;
|
| 106 |
|
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mp->len = 0;
|
| 107 |
|
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mp->mapped = 0;
|
| 108 |
|
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if (fp == NULL)
|
| 109 |
|
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return(-1);
|
| 110 |
|
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while ((nr = fread(buf, 1, sizeof(buf), fp)) > 0) {
|
| 111 |
|
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if (!mp->len)
|
| 112 |
|
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mp->base = malloc(nr);
|
| 113 |
|
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else
|
| 114 |
|
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mp->base = realloc(mp->base, mp->len+nr);
|
| 115 |
|
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if (mp->base == NULL)
|
| 116 |
|
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return(-1);
|
| 117 |
|
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memcpy((char *)mp->base + mp->len, buf, nr);
|
| 118 |
|
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mp->len += nr;
|
| 119 |
|
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}
|
| 120 |
|
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if (ferror(fp)) {
|
| 121 |
|
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free_load(mp);
|
| 122 |
|
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return(-1);
|
| 123 |
|
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}
|
| 124 |
|
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return(mp->len > 0);
|
| 125 |
|
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}
|
| 126 |
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|
| 127 |
|
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/* free a record index */
|
| 128 |
|
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#define free_records(rp) free(rp)
|
| 129 |
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|
| 130 |
|
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/* compute record index */
|
| 131 |
|
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static RECINDEX *
|
| 132 |
|
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index_records(const MEMLOAD *mp, int nw_rec)
|
| 133 |
|
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{
|
| 134 |
|
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RECINDEX *rp;
|
| 135 |
|
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char *cp, *mend;
|
| 136 |
|
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int n;
|
| 137 |
|
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|
| 138 |
|
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if (mp == NULL || (mp->base == NULL) | (mp->len <= 0))
|
| 139 |
|
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return(NULL);
|
| 140 |
|
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if (nw_rec <= 0)
|
| 141 |
|
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return(NULL);
|
| 142 |
|
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rp = (RECINDEX *)malloc(sizeof(RECINDEX) + mp->len/(2*nw_rec)*sizeof(char *));
|
| 143 |
|
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if (rp == NULL)
|
| 144 |
|
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return(NULL);
|
| 145 |
|
|
rp->nw_rec = nw_rec;
|
| 146 |
|
|
rp->nrecs = 0;
|
| 147 |
|
|
cp = (char *)mp->base;
|
| 148 |
|
|
mend = cp + mp->len;
|
| 149 |
|
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for ( ; ; ) { /* whitespace-separated words */
|
| 150 |
|
|
while (cp < mend && !*cp | isspace(*cp))
|
| 151 |
|
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++cp;
|
| 152 |
|
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if (cp >= mend)
|
| 153 |
|
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break;
|
| 154 |
|
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rp->rec[rp->nrecs++] = cp; /* point to first non-white */
|
| 155 |
|
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n = rp->nw_rec;
|
| 156 |
|
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while (++cp < mend) /* find end of record */
|
| 157 |
|
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if (!*cp | isspace(*cp)) {
|
| 158 |
|
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if (--n <= 0)
|
| 159 |
|
|
break; /* got requisite # words */
|
| 160 |
|
|
do { /* else find next word */
|
| 161 |
|
|
if (*cp == '\n') {
|
| 162 |
|
|
fprintf(stderr,
|
| 163 |
|
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"Unexpected EOL in record!\n");
|
| 164 |
|
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free_records(rp);
|
| 165 |
|
|
return(NULL);
|
| 166 |
|
|
}
|
| 167 |
|
|
if (++cp >= mend)
|
| 168 |
|
|
break;
|
| 169 |
|
|
} while (!*cp | isspace(*cp));
|
| 170 |
|
|
}
|
| 171 |
|
|
}
|
| 172 |
|
|
rp->rec[rp->nrecs] = mend; /* reallocate to save space */
|
| 173 |
|
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rp = (RECINDEX *)realloc(rp,
|
| 174 |
|
|
sizeof(RECINDEX) + rp->nrecs*sizeof(char *));
|
| 175 |
|
|
return(rp);
|
| 176 |
|
|
}
|
| 177 |
|
|
|
| 178 |
|
|
/* count number of columns based on first EOL */
|
| 179 |
|
|
static int
|
| 180 |
|
|
count_columns(const RECINDEX *rp)
|
| 181 |
|
|
{
|
| 182 |
|
|
char *cp = rp->rec[0];
|
| 183 |
|
|
char *mend = rp->rec[rp->nrecs];
|
| 184 |
|
|
int i;
|
| 185 |
|
|
|
| 186 |
|
|
while (*cp != '\n')
|
| 187 |
|
|
if (++cp >= mend)
|
| 188 |
|
|
return(0);
|
| 189 |
|
|
for (i = 0; i < rp->nrecs; i++)
|
| 190 |
|
|
if (rp->rec[i] >= cp)
|
| 191 |
|
|
break;
|
| 192 |
|
|
return(i);
|
| 193 |
|
|
}
|
| 194 |
|
|
|
| 195 |
|
|
/* copy nth record from index to stdout */
|
| 196 |
|
|
static int
|
| 197 |
|
|
print_record(const RECINDEX *rp, int n)
|
| 198 |
|
|
{
|
| 199 |
|
|
int words2go = rp->nw_rec;
|
| 200 |
|
|
char *scp;
|
| 201 |
|
|
|
| 202 |
|
|
if ((n < 0) | (n >= rp->nrecs))
|
| 203 |
|
|
return(0);
|
| 204 |
|
|
scp = rp->rec[n];
|
| 205 |
|
|
do {
|
| 206 |
|
|
putc(*scp++, stdout);
|
| 207 |
|
|
if (!*scp | isspace(*scp)) {
|
| 208 |
|
|
if (--words2go <= 0)
|
| 209 |
|
|
break;
|
| 210 |
|
|
putc(' ', stdout); /* single space btwn. words */
|
| 211 |
|
|
do
|
| 212 |
|
|
if (++scp >= rp->rec[n+1])
|
| 213 |
|
|
break;
|
| 214 |
|
|
while (!*scp | isspace(*scp));
|
| 215 |
|
|
}
|
| 216 |
|
|
} while (scp < rp->rec[n+1]);
|
| 217 |
|
|
/* caller adds record sep. */
|
| 218 |
|
|
return(1);
|
| 219 |
|
|
}
|
| 220 |
|
|
|
| 221 |
|
|
/* copy a stream to stdout */
|
| 222 |
|
|
static int
|
| 223 |
|
|
output_stream(FILE *fp)
|
| 224 |
|
|
{
|
| 225 |
|
|
char buf[8192];
|
| 226 |
|
|
ssize_t n;
|
| 227 |
|
|
|
| 228 |
|
|
if (fp == NULL)
|
| 229 |
|
|
return(0);
|
| 230 |
|
|
fflush(stdout); /* assumes nothing in input buffer */
|
| 231 |
|
|
while ((n = read(fileno(fp), buf, sizeof(buf))) > 0)
|
| 232 |
|
|
if (write(fileno(stdout), buf, n) != n)
|
| 233 |
|
|
return(0);
|
| 234 |
|
|
return(n >= 0);
|
| 235 |
|
|
}
|
| 236 |
|
|
|
| 237 |
|
|
/* get next word from stream, leaving stream on EOL or start of next word */
|
| 238 |
|
|
static char *
|
| 239 |
|
|
fget_word(char buf[256], FILE *fp)
|
| 240 |
|
|
{
|
| 241 |
|
|
int c;
|
| 242 |
|
|
char *cp;
|
| 243 |
|
|
/* skip nul's and white space */
|
| 244 |
|
|
while (!(c = getc(fp)) || isspace(c))
|
| 245 |
|
|
;
|
| 246 |
|
|
if (c == EOF)
|
| 247 |
|
|
return(NULL);
|
| 248 |
|
|
cp = buf;
|
| 249 |
|
|
do
|
| 250 |
|
|
*cp++ = c;
|
| 251 |
|
|
while ((c = getc(fp)) != EOF && !isspace(c) && cp < buf+255);
|
| 252 |
|
|
*cp = '\0';
|
| 253 |
|
|
while (isspace(c) & (c != '\n'))
|
| 254 |
|
|
c = getc(fp);
|
| 255 |
|
|
if (c != EOF)
|
| 256 |
|
|
ungetc(c, fp);
|
| 257 |
|
|
return(buf);
|
| 258 |
|
|
}
|
| 259 |
|
|
|
| 260 |
|
|
char *fmtid = "ascii"; /* format id */
|
| 261 |
|
|
int record_width = 3; /* words/record (<0 binary) */
|
| 262 |
|
|
int ni_columns = 0; /* number of input columns */
|
| 263 |
|
|
int ni_rows = 0; /* number of input rows */
|
| 264 |
|
|
int no_columns = 0; /* number of output columns */
|
| 265 |
|
|
int no_rows = 0; /* number of output rows */
|
| 266 |
|
|
|
| 267 |
|
|
/* output transposed ASCII or binary data from memory */
|
| 268 |
|
|
static int
|
| 269 |
|
|
do_transpose(const MEMLOAD *mp)
|
| 270 |
|
|
{
|
| 271 |
|
|
static const char tabEOL[2] = {'\t','\n'};
|
| 272 |
|
|
RECINDEX *rp = NULL;
|
| 273 |
|
|
long nrecords;
|
| 274 |
|
|
int i, j;
|
| 275 |
|
|
/* get # records (& index) */
|
| 276 |
|
|
if (record_width > 0) {
|
| 277 |
|
|
if ((rp = index_records(mp, record_width)) == NULL)
|
| 278 |
|
|
return(0);
|
| 279 |
|
|
if (ni_columns <= 0)
|
| 280 |
|
|
ni_columns = count_columns(rp);
|
| 281 |
|
|
nrecords = rp->nrecs;
|
| 282 |
|
|
} else if ((ni_rows > 0) & (ni_columns > 0))
|
| 283 |
|
|
nrecords = ni_rows*ni_columns;
|
| 284 |
|
|
else
|
| 285 |
|
|
nrecords = mp->len / -record_width;
|
| 286 |
|
|
/* check sizes */
|
| 287 |
|
|
if (ni_rows <= 0)
|
| 288 |
|
|
ni_rows = no_columns;
|
| 289 |
|
|
if (ni_columns <= 0)
|
| 290 |
|
|
ni_columns = no_rows;
|
| 291 |
|
|
if ((ni_rows <= 0) & (ni_columns > 0))
|
| 292 |
|
|
ni_rows = nrecords/ni_columns;
|
| 293 |
|
|
if ((ni_columns <= 0) & (ni_rows > 0))
|
| 294 |
|
|
ni_columns = nrecords/ni_rows;
|
| 295 |
|
|
if (nrecords != ni_rows*ni_columns)
|
| 296 |
|
|
goto badspec;
|
| 297 |
|
|
if (no_columns <= 0)
|
| 298 |
|
|
no_columns = ni_rows;
|
| 299 |
|
|
if (no_rows <= 0)
|
| 300 |
|
|
no_rows = ni_columns;
|
| 301 |
|
|
if ((no_rows != ni_columns) | (no_columns != ni_rows))
|
| 302 |
|
|
goto badspec;
|
| 303 |
|
|
/* transpose records */
|
| 304 |
|
|
for (i = 0; i < no_rows; i++) {
|
| 305 |
|
|
for (j = 0; j < no_columns; j++)
|
| 306 |
|
|
if (rp != NULL) { /* ASCII output */
|
| 307 |
|
|
print_record(rp, j*ni_columns + i);
|
| 308 |
|
|
putc(tabEOL[j >= no_columns-1], stdout);
|
| 309 |
|
|
} else { /* binary output */
|
| 310 |
|
|
fwrite((char *)mp->base +
|
| 311 |
|
|
-record_width*(j*ni_columns + i),
|
| 312 |
|
|
-record_width, 1, stdout);
|
| 313 |
|
|
}
|
| 314 |
|
|
if (ferror(stdout)) {
|
| 315 |
|
|
fprintf(stderr, "Error writing to stdout\n");
|
| 316 |
|
|
return(0);
|
| 317 |
|
|
}
|
| 318 |
|
|
}
|
| 319 |
|
|
if (rp != NULL)
|
| 320 |
|
|
free_records(rp);
|
| 321 |
|
|
return(1);
|
| 322 |
|
|
badspec:
|
| 323 |
|
|
fprintf(stderr, "Bad transpose specification -- check dimension(s)\n");
|
| 324 |
|
|
return(0);
|
| 325 |
|
|
}
|
| 326 |
|
|
|
| 327 |
|
|
/* resize ASCII stream input by ignoring EOLs between records */
|
| 328 |
|
|
static int
|
| 329 |
|
|
do_resize(FILE *fp)
|
| 330 |
|
|
{
|
| 331 |
|
|
long records2go = ni_rows*ni_columns;
|
| 332 |
|
|
int columns2go = no_columns;
|
| 333 |
|
|
char word[256];
|
| 334 |
|
|
/* sanity checks */
|
| 335 |
|
|
if (record_width <= 0) {
|
| 336 |
|
|
fprintf(stderr, "Bad call to do_resize (record_width = %d)\n",
|
| 337 |
|
|
record_width);
|
| 338 |
|
|
return(0);
|
| 339 |
|
|
}
|
| 340 |
|
|
if (no_columns <= 0) {
|
| 341 |
|
|
fprintf(stderr, "Missing -oc specification\n");
|
| 342 |
|
|
return(0);
|
| 343 |
|
|
}
|
| 344 |
|
|
if ((records2go <= 0) & (no_rows > 0))
|
| 345 |
|
|
records2go = no_rows*no_columns;
|
| 346 |
|
|
else if (no_rows*no_columns != records2go) {
|
| 347 |
|
|
fprintf(stderr,
|
| 348 |
|
|
"Input and output data sizes disagree (%dx%d != %dx%d)\n",
|
| 349 |
|
|
ni_rows, ni_columns, no_rows, no_columns);
|
| 350 |
|
|
return(0);
|
| 351 |
|
|
}
|
| 352 |
|
|
do { /* reshape records */
|
| 353 |
|
|
int n;
|
| 354 |
|
|
|
| 355 |
|
|
for (n = record_width; n--; ) {
|
| 356 |
|
|
if (fget_word(word, fp) == NULL) {
|
| 357 |
|
|
if (records2go > 0 || n < record_width-1)
|
| 358 |
|
|
break;
|
| 359 |
|
|
goto done; /* normal EOD */
|
| 360 |
|
|
}
|
| 361 |
|
|
fputs(word, stdout);
|
| 362 |
|
|
if (n) { /* mid-record? */
|
| 363 |
|
|
int c = getc(fp);
|
| 364 |
|
|
if ((c == '\n') | (c == EOF))
|
| 365 |
|
|
break;
|
| 366 |
|
|
ungetc(c, fp);
|
| 367 |
|
|
putc(' ', stdout);
|
| 368 |
|
|
}
|
| 369 |
|
|
}
|
| 370 |
|
|
if (n >= 0) {
|
| 371 |
|
|
fprintf(stderr, "Incomplete record / unexpected EOF\n");
|
| 372 |
|
|
return(0);
|
| 373 |
|
|
}
|
| 374 |
|
|
if (--columns2go <= 0) { /* time to end output row? */
|
| 375 |
|
|
putc('\n', stdout);
|
| 376 |
|
|
columns2go = no_columns;
|
| 377 |
|
|
} else /* else separate records */
|
| 378 |
|
|
putc('\t', stdout);
|
| 379 |
|
|
} while (--records2go); /* expected EOD? */
|
| 380 |
|
|
done:
|
| 381 |
|
|
if (columns2go != no_columns)
|
| 382 |
|
|
fprintf(stderr, "Warning -- incomplete final row\n");
|
| 383 |
|
|
if (fget_word(word, fp) != NULL)
|
| 384 |
|
|
fprintf(stderr, "Warning -- data beyond expected EOF\n");
|
| 385 |
|
|
return(1);
|
| 386 |
|
|
}
|
| 387 |
|
|
|
| 388 |
|
|
/* process a header line and copy to stdout */
|
| 389 |
|
|
static int
|
| 390 |
|
|
headline(char *s, void *p)
|
| 391 |
|
|
{
|
| 392 |
|
|
char fmt[32];
|
| 393 |
|
|
|
| 394 |
|
|
if (formatval(fmt, s)) {
|
| 395 |
|
|
if (!strcmp(fmt, fmtid))
|
| 396 |
|
|
return(0);
|
| 397 |
|
|
fprintf(stderr, "Input format '%s' != '%s'\n", fmt, fmtid);
|
| 398 |
|
|
return(-1);
|
| 399 |
|
|
}
|
| 400 |
|
|
fputs(s, stdout); /* copy header info. */
|
| 401 |
|
|
return(0);
|
| 402 |
|
|
}
|
| 403 |
|
|
|
| 404 |
|
|
/* main routine for converting rows/columns in data file */
|
| 405 |
|
|
int
|
| 406 |
|
|
main(int argc, char *argv[])
|
| 407 |
|
|
{
|
| 408 |
|
|
int do_header = 1; /* header i/o? */
|
| 409 |
|
|
int transpose = 0; /* transpose rows & cols? */
|
| 410 |
|
|
int i;
|
| 411 |
|
|
|
| 412 |
|
|
for (i = 1; i < argc && argv[i][0] == '-'; i++)
|
| 413 |
|
|
switch (argv[i][1]) {
|
| 414 |
|
|
case 'i': /* input */
|
| 415 |
|
|
if (argv[i][2] == 'c') /* columns */
|
| 416 |
|
|
ni_columns = atoi(argv[++i]);
|
| 417 |
|
|
else if (argv[i][2] == 'r')
|
| 418 |
|
|
ni_rows = atoi(argv[++i]);
|
| 419 |
|
|
else
|
| 420 |
|
|
goto userr;
|
| 421 |
|
|
break;
|
| 422 |
|
|
case 'o': /* output */
|
| 423 |
|
|
if (argv[i][2] == 'c') /* columns */
|
| 424 |
|
|
no_columns = atoi(argv[++i]);
|
| 425 |
|
|
else if (argv[i][2] == 'r')
|
| 426 |
|
|
no_rows = atoi(argv[++i]);
|
| 427 |
|
|
else
|
| 428 |
|
|
goto userr;
|
| 429 |
|
|
break;
|
| 430 |
|
|
case 'h': /* header on/off */
|
| 431 |
|
|
do_header = !do_header;
|
| 432 |
|
|
break;
|
| 433 |
|
|
case 't': /* transpose on/off */
|
| 434 |
|
|
transpose = !transpose;
|
| 435 |
|
|
break;
|
| 436 |
|
|
case 'f': /* format */
|
| 437 |
|
|
switch (argv[i][2]) {
|
| 438 |
|
|
case 'a': /* ASCII */
|
| 439 |
|
|
case 'A':
|
| 440 |
|
|
fmtid = "ascii";
|
| 441 |
|
|
record_width = 1;
|
| 442 |
|
|
break;
|
| 443 |
|
|
case 'f': /* float */
|
| 444 |
|
|
case 'F':
|
| 445 |
|
|
fmtid = "float";
|
| 446 |
|
|
record_width = -(int)sizeof(float);
|
| 447 |
|
|
break;
|
| 448 |
|
|
case 'd': /* double */
|
| 449 |
|
|
case 'D':
|
| 450 |
|
|
fmtid = "double";
|
| 451 |
|
|
record_width = -(int)sizeof(double);
|
| 452 |
|
|
break;
|
| 453 |
|
|
case 'b': /* binary (bytes) */
|
| 454 |
|
|
case 'B':
|
| 455 |
|
|
fmtid = "byte";
|
| 456 |
|
|
record_width = -1;
|
| 457 |
|
|
break;
|
| 458 |
|
|
default:
|
| 459 |
|
|
goto userr;
|
| 460 |
|
|
}
|
| 461 |
|
|
if (argv[i][3]) {
|
| 462 |
|
|
if (!isdigit(argv[i][3]))
|
| 463 |
|
|
goto userr;
|
| 464 |
|
|
record_width *= atoi(argv[i]+3);
|
| 465 |
|
|
}
|
| 466 |
|
|
break;
|
| 467 |
|
|
default:
|
| 468 |
|
|
goto userr;
|
| 469 |
|
|
}
|
| 470 |
|
|
if (!record_width)
|
| 471 |
|
|
goto userr;
|
| 472 |
|
|
if (i < argc-1) /* arg count OK? */
|
| 473 |
|
|
goto userr;
|
| 474 |
|
|
/* open input file? */
|
| 475 |
|
|
if (i == argc-1 && freopen(argv[i], "r", stdin) == NULL) {
|
| 476 |
|
|
fprintf(stderr, "%s: cannot open for reading\n", argv[i]);
|
| 477 |
|
|
return(1);
|
| 478 |
|
|
}
|
| 479 |
|
|
if (record_width < 0) {
|
| 480 |
|
|
SET_FILE_BINARY(stdin);
|
| 481 |
|
|
SET_FILE_BINARY(stdout);
|
| 482 |
|
|
}
|
| 483 |
|
|
/* check for no-op */
|
| 484 |
|
|
if (!transpose && (record_width < 0 ||
|
| 485 |
|
|
(no_columns == ni_columns) & (no_rows == ni_rows))) {
|
| 486 |
|
|
fprintf(stderr, "%s: no-op -- copying input verbatim\n",
|
| 487 |
|
|
argv[0]);
|
| 488 |
|
|
if (!output_stream(stdin))
|
| 489 |
|
|
return(1);
|
| 490 |
|
|
return(0);
|
| 491 |
|
|
}
|
| 492 |
|
|
if (do_header) { /* read/write header */
|
| 493 |
|
|
if (getheader(stdin, &headline, NULL) < 0)
|
| 494 |
|
|
return(1);
|
| 495 |
|
|
printargs(argc, argv, stdout);
|
| 496 |
|
|
fputformat(fmtid, stdout);
|
| 497 |
|
|
fputc('\n', stdout); /* finish new header */
|
| 498 |
|
|
}
|
| 499 |
|
|
if (transpose) { /* transposing rows & columns? */
|
| 500 |
|
|
MEMLOAD myMem; /* need to load into memory */
|
| 501 |
|
|
if (i == argc-1) {
|
| 502 |
|
|
if (load_file(&myMem, stdin) <= 0) {
|
| 503 |
|
|
fprintf(stderr, "%s: error loading file into memory\n",
|
| 504 |
|
|
argv[i]);
|
| 505 |
|
|
return(1);
|
| 506 |
|
|
}
|
| 507 |
|
|
} else if (load_stream(&myMem, stdin) <= 0) {
|
| 508 |
|
|
fprintf(stderr, "%s: error loading stdin into memory\n",
|
| 509 |
|
|
argv[0]);
|
| 510 |
|
|
return(1);
|
| 511 |
|
|
}
|
| 512 |
|
|
if (!do_transpose(&myMem))
|
| 513 |
|
|
return(1);
|
| 514 |
|
|
/* free_load(&myMem); */
|
| 515 |
|
|
} else if (!do_resize(stdin)) /* just reshaping input */
|
| 516 |
|
|
return(1);
|
| 517 |
|
|
return(0);
|
| 518 |
|
|
userr:
|
| 519 |
|
|
fprintf(stderr,
|
| 520 |
|
|
"Usage: %s [-h][-f[afdb][N]][-t][-ic in_col][-ir in_row][-oc out_col][-or out_row] [input.dat]\n",
|
| 521 |
|
|
argv[0]);
|
| 522 |
|
|
return(1);
|
| 523 |
|
|
}
|
