| 1 |
#ifndef lint |
| 2 |
static const char RCSid[] = "$Id: fputword.c,v 3.10 2020/11/13 01:06:14 greg Exp $"; |
| 3 |
#endif |
| 4 |
/* |
| 5 |
* Write word to stream, quoting as necessary |
| 6 |
* |
| 7 |
* External symbols declared in rtio.h |
| 8 |
*/ |
| 9 |
|
| 10 |
#include "copyright.h" |
| 11 |
|
| 12 |
#include <ctype.h> |
| 13 |
|
| 14 |
#include "rtio.h" |
| 15 |
|
| 16 |
void |
| 17 |
fputword(s, fp) /* put (quoted) word to file stream */ |
| 18 |
char *s; |
| 19 |
FILE *fp; |
| 20 |
{ |
| 21 |
int hasspace = 0; |
| 22 |
int quote = 0; |
| 23 |
register char *cp; |
| 24 |
/* check if quoting needed */ |
| 25 |
for (cp = s; *cp; cp++) |
| 26 |
if (isspace(*cp)) |
| 27 |
hasspace++; |
| 28 |
else if ((cp > s) & (*cp == '"') && cp[1]) |
| 29 |
quote = '\''; |
| 30 |
else if ((cp > s) & (*cp == '\'') && cp[1]) |
| 31 |
quote = '"'; |
| 32 |
|
| 33 |
if (!*s | hasspace | quote) { /* output with quotes */ |
| 34 |
if (!quote) quote = '"'; |
| 35 |
fputc(quote, fp); |
| 36 |
fputs(s, fp); |
| 37 |
fputc(quote, fp); |
| 38 |
} else /* output sans quotes */ |
| 39 |
fputs(s, fp); |
| 40 |
} |
