| 1 |
greg |
1.1 |
/* Copyright (c) 1988 Regents of the University of California */
|
| 2 |
|
|
|
| 3 |
|
|
#ifndef lint
|
| 4 |
|
|
static char SCCSid[] = "$SunId$ LBL";
|
| 5 |
|
|
#endif
|
| 6 |
|
|
|
| 7 |
|
|
/*
|
| 8 |
|
|
* header.c - routines for reading and writing information headers.
|
| 9 |
|
|
*
|
| 10 |
|
|
* 8/19/88
|
| 11 |
|
|
*/
|
| 12 |
|
|
|
| 13 |
|
|
#include <stdio.h>
|
| 14 |
|
|
|
| 15 |
|
|
|
| 16 |
|
|
printargs(ac, av, fp) /* print arguments to a file */
|
| 17 |
|
|
int ac;
|
| 18 |
|
|
char **av;
|
| 19 |
|
|
FILE *fp;
|
| 20 |
|
|
{
|
| 21 |
|
|
while (ac-- > 0) {
|
| 22 |
|
|
fputs(*av++, fp);
|
| 23 |
|
|
putc(' ', fp);
|
| 24 |
|
|
}
|
| 25 |
|
|
putc('\n', fp);
|
| 26 |
|
|
}
|
| 27 |
|
|
|
| 28 |
|
|
|
| 29 |
|
|
#define MAXLINE 512
|
| 30 |
|
|
|
| 31 |
|
|
getheader(fp, f) /* get header from file */
|
| 32 |
|
|
FILE *fp;
|
| 33 |
|
|
int (*f)();
|
| 34 |
|
|
{
|
| 35 |
|
|
char buf[MAXLINE];
|
| 36 |
|
|
|
| 37 |
|
|
for ( ; ; ) {
|
| 38 |
|
|
buf[MAXLINE-2] = '\n';
|
| 39 |
|
|
if (fgets(buf, sizeof(buf), fp) == NULL)
|
| 40 |
|
|
return(-1);
|
| 41 |
|
|
if (buf[0] == '\n')
|
| 42 |
|
|
return(0);
|
| 43 |
|
|
if (buf[MAXLINE-2] != '\n') {
|
| 44 |
|
|
ungetc(buf[MAXLINE-2], fp); /* prevent false end */
|
| 45 |
|
|
buf[MAXLINE-2] = '\0';
|
| 46 |
|
|
}
|
| 47 |
|
|
if (f != NULL)
|
| 48 |
|
|
(*f)(buf);
|
| 49 |
|
|
}
|
| 50 |
|
|
}
|
| 51 |
|
|
|
| 52 |
|
|
|
| 53 |
|
|
static FILE *outfp;
|
| 54 |
|
|
|
| 55 |
|
|
static
|
| 56 |
|
|
myputs(s)
|
| 57 |
|
|
char *s;
|
| 58 |
|
|
{
|
| 59 |
|
|
fputs(s, outfp);
|
| 60 |
|
|
}
|
| 61 |
|
|
|
| 62 |
|
|
|
| 63 |
|
|
copyheader(fin, fout) /* copy file header */
|
| 64 |
|
|
FILE *fin, *fout;
|
| 65 |
|
|
{
|
| 66 |
|
|
outfp = fout;
|
| 67 |
|
|
return(getheader(fin, myputs));
|
| 68 |
|
|
}
|
